11.08.2020

To accommodate production buildings. Production buildings and complexes. Surgical Planning and Design Solutions


Details 12/30/2010 13:20

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5. Volume-planning and constructive decisions

5.1. The system planning and constructive decisions of the building should contribute to the exception of the possibility of injury from being in it in the process of movement, work, using mobile devices, technological and engineering equipment.
Building structures must have durability and reliability, taking into account possible hazardous impacts, as well as resistant to progressive collapse confirmed by relevant calculations.
The foundations and supporting structures of the building in the construction and operation process should not have cracks, damage and deformations leading to a decrease in the operational properties of buildings.
The designs should be designed for the effect of loads from their own weight and structures that are based on, snow and wind loads, loads from technological equipment, transport and engineering equipment in accordance with SP 20.13330, taking into account the perception of exposure from dangerous geological processes in the construction area.
Source-planning solutions should be developed taking into account the need to reduce dynamic impacts on building structures, technological processes and working, caused by vibroactive equipment or external sources of oscillations.
In the buildings of great length, temperature-shrinkage, sedimentary or anti-disshit seams should be envisaged depending on their volume-planning solutions and the natural and climatic conditions of the construction area.
5.2. In order to reduce operational energy consumption, it is advisable to accept volume-planning solutions of the building with minimal value compactness indicator, equal to attitude Square surface of the outer shell of the building to the volume prisoner in it.
5.3. Energy and sanitary equipment, when it is permissible under the operating conditions, one should be placed on open areas, providing for local shelters if necessary.
5.4. In rooms height from gender to the bottom of the protruding design designs (coatings) must be at least 2.2 m, the height from the floor to the bottom of the protruding parts of communications and equipment in the places of regular passage of people and on evacuation paths - at least 2 m, and in places The irregular passage of people is at least 1.8 m. If necessary, the height of the passage must be at least 4.2 m to the bottom of the designs of the designs of communications and equipment, for fire cars - at least 4.5 m.
The geometric parameters of mobile (inventory) buildings must comply with the requirements of GOST 22853.
5.5. In buildings and premises requiring the terms of the technology of maintaining stable parameters of the air and placement of engineering equipment and communications in them, it is allowed to include: suspended (stitched) ceilings and raised floors - when access to communications is not required to include a passage for service personnel. To maintain these communications, it is allowed to design hatches and vertical steel stairs; Technical floors - when under the terms of technology for servicing engineering equipment, communications and auxiliary technological devices placed in these floors, a passage device is required, the height of which is received in accordance with 5.4.
5.6. Enter railway tracks to the building is allowed to provide in accordance with the technological part of the project and taking into account the requirements 5.43. The top of the railway tracks should be on a blank floor.
5.7. In high-rise buildings with a height of more than 15 m from the planning mark of the Earth to the marking of the net floor of the upper floor (not counting technical) and the presence of more than 15 M of permanent jobs or equipment, which must be serviced more than three times in shift, passenger elevators should be provided for P 53770. Cargo elevators should be provided for in accordance with the technological part of the project according to GOST R 53771. The number and carrying capacity of the elevators should be taken depending on passenger and cargo flows. In the number of working (in the most numerous shift), no more than 30 on all floors located above 15 m, one elevator should be provided in the building. In the presence on the second floor and above rooms designed to work with disabilities using wheelchairs, the building should include a passenger elevator if it is impossible to organize disabled jobs on the first floor. The elevator cabin must have dimensions of at least: width - 1.1 m, depth - 2.1 m, width of the doorway - 0.85 m.
5.8. Outputs from basements should be provided outside the zone of the lifting and transport equipment.
5.9. The width of the tambouries and tambour gateways should be taken more widths of no less than 0.5 m (0.25 m on each side of the opening), and the depth is the width of the door or the portable canvase 0.2 m or more, but not Less than 1.2 m. In the presence of working disabled people who use wheelchairs, the depth of tambouries and tambour gateways should be taken at least 1.8 m.
5.10. In the premises of categories A and B, external light-graduated fencing structures should be provided. As a light-graduated design, it should be used to use single glazing windows and lanterns. With an insufficient glazing area, it is allowed as light-grade structures to use the structures of coatings with roofs from steel, aluminum, asbestos-cement and bitumen wavy sheets, from flexible tiles, metal tiles, asbestos-cement and shale tiles and effective non-flammable insulation. The area of \u200b\u200blightly graded structures should be determined by the calculation. In the absence of calculated data, the area of \u200b\u200blightly graded structures should be at least 0.05 m2 per 1 m3 of the room of category A and not less than 0.03 m2 - room category B.
Notes.
1. Window glass refers to the light-graduated structures with a thickness of 3, 4 and 5 mm and an area of \u200b\u200bat least (respectively) 0.8, 1 and 1.5 m2. Reinforced glass, double-glazed windows, triplex, stalitis and polycarbonate to lightly graded structures do not belong.
2. The rolled carpet in the areas of the light-graduated coating designs should be cut on the map with an area of \u200b\u200bno more than 180 m2 each.
3. Calculated load on the mass of lightly graded coating structures should be no more than 0.7 kPa.

5.11. Galleries, platforms and stairs for servicing load-lifting cranes should be designed in accordance with the rules of the device and the safe operation of lifting cranes.
5.12. For repair and cleaning of glazing windows and lanterns, in cases where the use of mobile or portable floor inventory devices (downtown stairs, catholic courts, telescopic lifts) is impossible under the conditions for the placement of technological equipment or general height of the building, it is necessary to provide stationary devices that ensure safe execution of the specified work.
5.13. The need for devices of lanterns and their type (anti-aircraft, P-shaped, light, lightaeration, etc.) are established by the project, depending on the characteristics of the technological process, sanitary and hygienic and environmental requirements, taking into account the climatic conditions of the construction area.
5.14. Lanterns should be unlucky. The length of the lanterns should be not more than 120 m. The distance between the ends of the lanterns and between the end of the lantern and the outer wall should be at least 6 m. Opening the flaps of the lanterns should be mechanized (with the inclusion of opening mechanisms from the outputs from the rooms), duplicated manual control.
5.15. Under the glazing of anti-aircraft lamps, performed from sheet silicate glass and double-glazed windows, as well as along the inner side of the glazing of rectangular light butter lanterns, it is necessary to provide a device for a protective metal mesh.
5.16. In buildings with inner waterproofs, parapet is allowed as a fence on the roof. With a parapet height, less than 0.6 m should be supplemented with a lattice fence to a height of 0.6 m from the roof surface.
5.17. When remote and automatically open the gate should also be provided with the possibility of opening them in all cases manually. The dimensions of the gate in the light for land transport should be taken with exceeding the dimensions of vehicles (in the loaded state) at least 0.2 m in height and 0.6 m in width.
5.18. The slope of the marches in the stairwells should be taken at least 1: 2 with the width of the sticky 0.3 m; For basement floors and attics allowed to take a slope of march stairs 1: 1.5 with a width of a sticky 0.26 m.
5.19. Internal open stairs (in the absence of staircase walls) should have a slope of not more than 1: 1. The slope of open stairs for the passage to single work seats is allowed to increase to 2: 1. For an inspection of equipment at a lifting height of not more than 10 m, it is allowed to design vertical staircases with a width of 0.6 m.
5.20. In the presence of working disabled people with impaired musculoskeletal system, the slope of the stairs on the evacuation paths should be no more than 1: 2.
5.21. For buildings height from the plank marking of the Earth to the eaves or the top of the parapet 10 m and more should be designed one output to the roof (for every complete and incomplete 40000 m2 roofs), including buildings: single-storey - on the outer open steel staircase; Multi-storey - from the staircase.
In cases where it is inappropriate to have a staircase for the roof of the upper floor, it is allowed for buildings with a height of the Earth's layer mark to the top floor mark not more than 30 m. Design an outdoor open steel staircase to access the roof from the staircase through the platform This staircase.
5.22. Placing the premises of various categories in buildings and their separation from each other, requirements for evacuation paths and outputs, a device of smoke removal, gateways, tambour-gateways, staircases and stairs, roof exits should be taken in accordance with the requirements of the Federal Law of July 22, 2008 . N 123-FZ "Technical Regulations on Fire Safety Requirements" and SP 1.13130, SP 2.13130, SP 4.13130, SP 6.13130.
It is allowed to embed the floor of warehouse or administrative purposes to the production building, as well as the floor of industrial or administrative purposes in a warehouse building under the compliance with the requirements of the SP 44.13330 and this SP.
In single-storey buildings of terminals I and II degrees of fire resistance class of a structural fire danger C0, it is allowed if necessary, a device of evacuation corridors, silent by fireproof obstacles of the 1st type and provided by the air in a fire. In this case, the length of the corridor is not taken into account when calculating the length of the evacuation path.
5.23. The distance from the most remote workplace indoors to the nearest evacuation exit from the room directly to the outside or to the staircase should not exceed the values \u200b\u200bgiven in Table 29 of SP 1.13130.
5.24. The distance along the corridor from the door of the most remote room with an area of \u200b\u200bno more than 1000 m2 to the nearest output outside or in the staircase should not exceed the values \u200b\u200bshown in Table 30 SP 1.13130.
5.25. The width of the evacuation exit (door) from the premises should be taken depending on the total number of people being evacuated through this output, and the numbers of people are 1 m output width (door) installed in Table 31 of SP 1.13130, but not less than 0.9 m with Working disabled with disabilities of the musculoskeletal system.
The number of people on 1 M of the width of the evacuation exit at intermediate values \u200b\u200bof the size of the room is determined by interpolation.
The number of people on 1 M width of the evacuation exit (doors) from the premises with a height of more than 6 m increases: at the height of the premises of 12 m - by 20%, 18 m - by 30%, 24 m - by 40%; At intermediates of the height of the room, an increase in the number of people per 1 m outlet width is determined by interpolation.
5.26. The width of the evacuation exit (door) from the corridor to the outside or in the staircase should be taken depending on the total number of people evacuated through this output, and the numbers of people are 1 m output widths (doors) installed in Table 32 SP 1.13130, but not less than 0 , 8 m, in the presence of working disabled with disorders of the musculoskeletal system - at least 0.9 m.
5.27. In the presence of working disabled people with impairment of the musculoskeletal system, the width of the march of the ladder should be taken at least 1.2 m.
5.28. In the premises and corridors, it should be provided to smoke in case of a fire in accordance with the requirements of the joint venture 7.13130.
5.29. The degree of fire resistance, the class of structural fire danger, the height of the buildings and the floor area of \u200b\u200bthe building within the fire compartment should be taken for production buildings Top 6.1 SP 2.13130, for warehouse buildings - Table 6.3 SP 2.13130.
When placing warehouses in production buildings, the area of \u200b\u200bthe floor of storage facilities within the fire compartment and their height (number of floors) should not exceed the values \u200b\u200bspecified in Table 6.3 SP 2.13130.
In the presence of sites, shelf and antlesole, the area of \u200b\u200bwhich at any mark exceeds 40% of the floor area, the floor area is defined as for multi-storey building With the number of floors defined by 4.11.
5.30. When placed in one building or room, technological processes with different explosion and fire hazards should include measures to prevent the explosion and dissemination of a fire. The effectiveness of these events must be justified in the technological part of the project. If these events are not effective, then technological processes with different explosion and fire hazards should be placed in separate rooms and separate in accordance with the requirements of the SP 4.13130.
5.31. The basements when placing the rooms in them categories B1 - B3 should be divided in accordance with the requirements of the SP 4.13130.
5.32. In the hot workshops with excess heat generation, the enclosing structures should be designed, as a rule, are displeasted.
5.33. On roofs with a slope of up to 12% inclusive in buildings with a height of the cornice or parapet vertex more than 10 m, as well as on roofing with a slope of more than 12% in buildings up to the Niza cornice, more than 7 m should be provided with fences in accordance with GOST 25772. Regardless of The heights of the fence building corresponding to the requirements of this standard should be provided on the operated roofs.
In hot shops with significant release of warmth and other production intories, the cooling roofs should be provided.
5.34. The roofs of heated buildings should be performed with internal drainage. A device for roofs with an external organized drainage in heated and unheated buildings, subject to the implementation of measures that impede the formation of icicles and foreheads.
5.35. In single-storey warehouse buildings with high-altitude shelving storage, it is allowed to use the structures of racks as a coating support and fastening of outer walls.
5.36. In warehouses for food storage, it is necessary to envisage: enclosing structures without protruding ribs and from materials that are not destroyed by rodents; Solid and without voids of the canvas of the outer doors, gates and hatch covers; devices for closing holes for ventilation systems; The steel grid fences (with cells with dimensions of no more than 12 x 12 mm) of the ventilation holes in the walls and air ducts located within 1.2 m above the floor level and windows of basement floors (the structures of the steel grid of the windows must be open or removable).
In the projects of such warehouse buildings, it is necessary to provide for instructions on the careful sealing of the holes for passing pipelines (in the walls, partitions and floors) and the conjugations of the enclosing structures of the premises (internal and outer walls, partitions between themselves and with floors or overlaps).

Storage facilities intended for food storage can be equipped with deratization systems.
5.37. Columns and designs of the frame of the openings in warehouse buildings in the fields of intensive movement of outdoor transport must be protected from mechanical damage and painted in accordance with the requirements of GOST R 12.4.026.
To limit damage to the columns when moving goods, it should be used, as a rule, columns of the tubular section.
5.38. Loading and unloading ramps and platforms should be designed, taking into account the requirements of the protection of goods and loading and unloading mechanisms from atmospheric precipitation.
A canopy over railway loading and unloading ramps and platforms should be overlapped by an axis of the railway track at least 0.5 m, and over the automobile ramps must overlap the automotive passage at least 1.5 m from the edge of the ramp.
5.39. The length of the loading and unloading ramp should be determined depending on the freight turnover and the capacity of the warehouse, as well as on the basis of the volume-planning solution of the building.
The width of the loading and unloading ramp and platforms must be taken in accordance with the requirements of technology and safety equipment of loading and unloading.
5.40. The designs of the ramp and canopies adjacent to buildings I, II, III and IV degrees of fire resistance classes of fire danger C0 and C1 should be taken from non-combustible materials.
5.41. Loading and unloading ramps and platforms must have at least two dispersed stairs or ramps.
5.42. The edge of the loading and unloading ramp for road transport from the side of the car entrance should be 1.2 m from the surface level of the roadway or the loading and unloading site.
5.43. Loading and unloading ramps and platforms for railway rolling stock should be designed based on the requirements of GOST 9238.
5.44. The width of the ramps for the passage of floor vehicles should not less than 0.6 m exceed the maximum width of the loaded vehicle. The bias of ramps should be taken no more than 16% when they are placed in closed rooms and no more than 10% when placing outside buildings.
5.45. In warehouses, the temperature, relative humidity and speed of air should be taken in accordance with the requirements of the technology storage technology and the requirements of the SP 60.13330.
In the openings of the gate in the outer walls should be mounted docks, isolating the internal space of the warehouse from the effects of the external environment.
5.46. The structures and materials of the bases and coating of floors of warehouses and premises should be prescribed, taking into account the perception of loads from the stored cargo, the type and intensity of the mechanical effects of floor transport and dusting, the accumulation of static electricity and sparking, taking into account the requirements of the SP 29.13330.
For coating floors of warehouses, designed to store food products, not allowed by the use of masts and degtep mastics and other environmentally harmful materials.
When storing cargo, the temperature of which exceeds 60 ° C, heat-resistant floors should be provided.
5.47. Multi-storey warehouse buildings categories B and V should be designing no more than 60 m wide.
5.48. Warehouse premises of production buildings should be separated from other premises in accordance with the requirements of the SP 4.13130.
5.49. Storage buildings with high-rise rack storage should be designed, taking into account the requirements of the SP 4.13130.
5.50. When separated by technological or sanitary conditions, partitions of warehouses with cargoes, the same by fire hazard, the requirements for partitions are determined in the process of the project.
According to the requirements of the cargo storage technology, an expedition, acceptance, sorting and cargo package is allowed to post directly in storages, without separation by their partitions. At the same time, jobs for merchandising, experts, storekeners, rebels, accountants and operators are allowed to protect partitions with non-normalized fire resistance limits and a fire hazard class (glazed or with a grid with a deaf part of no more than 1.2 m, collapsible and sliding).
5.51. In the window openings of warehouse buildings, it is necessary to arrange opening window framugues with a total area determined by the calculation of smoke removal during the fire.
It is allowed in the premises of the storage facilities not to arrange window openings when ensuring smoke removal in accordance with the requirements of the joint venture 7.13130.

Of November 23, 2009 N 261-FZ "On energy saving and increasing energy efficiency and on making changes to individual legislative acts Russian Federation", increasing the level of harmonization of regulatory requirements with European and international regulatory documents, the use of uniform methods for determining operational characteristics and assessment methods. Requirements of July 22, 2008 N 123-FZ" Technical Regulations on Fire Safety Requirements "and Code of Rules of the Fire System Rules protection.

Note - When using this Code of Rules, it is advisable to check the action of reference standards and classifiers in the public information system - on the official website of the national authority of the Russian Federation on the network of Internet or on the annual information indicators "National Standards", which is published as of January 1 of the current year, and according to the relevant monthly information indexes published in the current year. If the reference document is replaced (changed), then when using this Code of Rules should be guided by a replaced (modified) document. If the reference document is canceled without replacement, the position in which the reference is given to it is applied in a portion that does not affect this reference.

combine, as a rule, in one building of the room for various industries, warehouses, including the premises of expeditions, acceptance, sorting and configuration of goods, administrative and household premises, as well as premises for engineering equipment;

develop volume-planning and design solutions in accordance with the requirements of the National Standard "System of Project Documentation for Construction. Modular coordination Sizes in construction. Basic provisions ";

take the number of floors and the height of the building within the limits set by 5.29, on the basis of the results of the comparison of the technical and economic indicators of the options for placing production or warehouse in buildings of various floors (heights), taking into account the provision of high levels architectural solutions and energy efficiency;

source planning and design solutions to take in accordance with the technological part of the project developed according to the norms of technological design. Volume-planning solutions of warehouse buildings should provide the possibility of reconstruction, changes in the technology of warehousing of goods without a significant restructuring of buildings;

4.4 Accommodation in the production buildings of consumables (intermediate) raw materials and semi-finished products in the amount established by technological design standards to ensure a continuous technological process, it is allowed directly in the industrial premises open or behind the retailed fences. In the absence of such data in technological design standards, the number of these goods should be, as a rule, no more than one and a half second-hand need.

4.5 The safety of people's stay in buildings should be ensured by sanitary-epidemiological and microclimatic conditions: lack of harmful substances in the air of the working areas above the maximum permissible concentrations, the minimum release of heat and moisture to the room; The lack of higher than the permissible values \u200b\u200bof noise, vibration, ultrasound level, electromagnetic waves, radio frequencies, static electricity and ionizing radiation, as well as restriction of physical exertion, attention voltage and prevention of fatigue working in accordance with the requirements, and existing hygienic standards.

Engineering systems Must have automatic or manual adjustment of the air access system. Building heating systems must be equipped with heat flux instruments.

4.7 In warehouse buildings it is allowed to use polymer and polymer-containing materials in building structures, allowed to use sanitary-epidemiological conclusions.

4.8 To eliminate the negative impact of production facilities on environment Events should be performed on cleaning and neutralizing industrial effluents, capturing and cleaning technological and ventilation emissions, the introduction of waste-free and low-waste technologies; timely removal, disposal and disposal of production waste.

Heat and power plant. Collection regulatory documents Collective authors

3. Territory, production buildings and structures for the placement of thermal power plants

3.1. General provisions

3.1.1. The territory for the placement of production buildings and structures of thermal power plants is determined by the project and the passport of the thermal power installation.

3.1.2. During the operation of thermal power installations, systematic control over buildings and structures is carried out. The control is carried out by persons from the number of management personnel and specialists of the organization who have been checking the knowledge of these Rules and appointed by the order.

3.1.3. In each organization operating thermal installations, the following documentation is constantly stored:

regulatory documents on the enterprise on the distribution of responsibility for the operation and repair of industrial buildings and structures for the placement of thermal power plants between the heads of the organization's units with a clear list of buildings, structures, premises and sections of the territory;

copies of orders, managerial management orders for the operation and repair of industrial buildings and structures;

order or an order to allocate from the staff of the Organization's units of the organization responsible for controlling the operation of buildings, structures and territories transmitted to the department operating thermal power plants;

local instructions for the operation of buildings and structures of organizations of the Organization, developed on the basis of typical subject to specific local conditions;

the scheme-General of the Organization with the application of buildings and structures and the boundaries of the division of the territory on the plots transferred to the responsibility of units operating thermal power plants;

executive schemes - General planners of underground facilities and communications on the territory of the organization;

sets of drawings of the construction part of the projects of each building and building an organization with executive drawings and schemes for those designs and communications, which in the construction process were changed against the initial project solution; passports for each building and construction;

magazines technical inspections building structures of buildings and structures;

magazines for recording the results of measuring the level of groundwater in wells-piezometers and materials of chemical tests of groundwater;

environmental magazines for buildings and structures, where or possible processes that violate the environmental parameters determined by sanitary standards are possible, or the corrosion processes of building structures are noted. The list of such buildings and structures is approved by the head of the organization;

information and technical literature, a set of necessary regulatory documents or instructions on the operation and repair of industrial buildings and structures;

approved by the head official instructions Personnel operating the territories, buildings and structures for the placement of thermal power plants.

3.2. Territory

3.2.1. To ensure the proper operational and sanitary condition of the territory, buildings and structures of the organization to accommodate thermal power plants, and contain in good condition:

fencing of the corresponding part of the territory; Surface water removal systems from the entire territory from buildings and structures (drainage, contractions, ditch, drainage channels, etc.);

network of water supply, sewage, thermal, transport, gaseous and liquid fuel, etc.;

network outdoor lighting, communication, signaling; sources of drinking water, water bodies and sanitary zones of water supply sources;

railway tracks and moving, roads, fire trip drives, entrances to fire hydrants, water bodies, bridges, pedestrian roads and transitions, etc.;

anti-alone, anti-bomb, bererecting, anti-solvin and anti-erastic structures; basic and working reper and brands;

piezometers and control wells for observation of groundwater regimens;

systems of lightning protection and grounding.

3.2.2. Hidden underground communication: water pipes, sewage, heat pipelines, as well as gas pipelines, air bodies and cables of all destinations are indicated on the surface of the earth by pointers.

3.2.3. If there is an underground metal communications and structures on the territory of the wandering currents and is provided with an electrochemical method.

3.2.4. By the beginning of floods, all drainage networks and devices are subject to inspection and preparation for skipping surface water; The locations of the cables, pipes, ventilation channels through the walls are compacted, and the pumping mechanisms are given in the readiness to work.

3.2.5. In the boiler-mounted 10 or more gkal / h, it is necessary to organize observations of groundwater level in control wells-piezometers with periodicity:

in 1 years of operation - at least 1 time per month;

in subsequent years, depending on the change in the level of groundwater, but at least 1 time per quarter.

Control wells-piezometers should be placed in the zone of the largest density of water supply networks, sewage and heat supply. The results of the observations are entered into a special magazine.

In karst zones, control over groundwater regimens is organized by special programs In the time limits provided for by local instructions.

3.2.6. In the case of the detection of sediments and landslide phenomena, the grounding of the soils on the territory of the placement of thermal power plants is taken to eliminate the reasons that caused a violation of normal primer conditions, and the elimination of their consequences.

3.2.7. Construction of buildings and structures is carried out only in the presence of a project.

The implementation of all construction and installation works within the alienation zone where heat power plants are placed, allowed from the permission of the head of the operating organization, with a technical justification.

This text is a familiarization fragment. From the book, the rules for the technical operation of thermal power plants in matters and answers. Manual for learning and preparation for knowledge check Author Krasnik Valentin Viktorovich

2. Organization of the operation of thermal power installations 2.1. General Provisions Question 6. What document is appointed responsible for the good condition and safe operation of thermal power plants and its deputy? Answer. Appointed regulatory document

From the book of thermal power plants. Collection of regulatory documents Author Collective authors

Duplication during the operation of heat power installations Question 33. What personnel pass through duplication? (Answer. It passes duplication of operational, operational and repair personnel and operational leaders after the primary verification of the knowledge of these rules, long-term

From the book Rules for the technical operation of thermal power plants Author Collective authors

2.4. Acceptance and access to the operation of thermal power installations Question 61. What tests are carried out before accepting thermal power plants? Answer. Recommendant equipment tests and commissioning works of individual elements of thermal

From the book of the author

2.5. Control over the efficiency of heat power installations Question 67. What activities provide an organization for the efficient operation of thermal power plants? Answer. Provides: Accounting for fuel and energy resources; development of regulatory

From the book of the author

2.6. Technical monitoring of the state of thermal power installations Question 73. For what purpose are all thermal power plants are subjected to technical inspection? Answer. Subjected to: assess their technical condition; setting deadlines and their conditions

From the book of the author

2.7. Maintenance, repair and conservation of thermal power plants Question 77. When maintenance and repair of heat power management tools are made? Answer. Produced during the repair of the main equipment (p. 2.7.5). The question 78.

From the book of the author

3. Territory, production buildings and structures for the placement of thermal power installations 3.1. General issues Question 105. What documentation determines the territory for the placement of thermal power plants? Answer. Determined by the project and the passport of thermal

From the book of the author

3.3. Production buildings and facilities Question 111. In what graphics are the inspections of each building and the construction? Answer. The schedule is carried out: for boiler rooms installed 10 and more Gcal / h - at least 1 time in 4 months. under service life for more than 15 years; for

From the book of the author

12. Water treatment and water-chemical mode of thermal power plants and networks Question 413. What personnel carries out the organization of the water-chemical mode of the equipment and its control? Answer. Exercises prepared personnel of a chemical laboratory or

From the book of the author

Rules for the technical operation of thermal power installations Ministry of Energy of the Russian Federation in the March 24, 2003 No. 115 Registered in the Ministry of Justice of the Russian Federation on April 2, 2003 No. 4358 on approval of the rules for the technical operation of thermal power plants

From the book of the author

From the book of the author

From the book of the author

The team of authors The rules for the technical operation of thermal power plants Ministry of Energy of the Russian Federation Personal Dated March 24, 2003 No. 115 Registered in the Ministry of Justice of the Russian Federation on April 2, 2003 No. 4358A Approval of the rules of technical operation of thermal

From the book of the author

2. Organization of the operation of thermal power installations 2.1. General Regulations2.1.1. The operation of thermal power establishes of the organization is carried out by the prepared heat and power personnel. In dependencies on the volume and complexity of the operation of heat

From the book of the author

3. Territory, production buildings and structures for the placement of thermal power installations 3.1. General provisions3.1.1. The territory for the placement of industrial buildings and structures of thermal power installations is determined by the project and the passport of thermal power installation.3.1.2.

From the book of the author

12. Water treatment and water-chemical mode of thermal power plants and networks 12.1. Organize water-chemical regime to ensure reliable operation of thermal power plants, pipelines and other equipment without damage and reduce the cost-effectiveness caused by

Buildings and structures at the production site should be located in such a way as to ensure the most favorable conditions for natural lighting and air ventilation.

As a rule, production buildings and structures are located on the territory of the enterprise in the course of the production process and are grouping, taking into account the generality of sanitary and fire requirements, electricity consumption, human movements.

Particularly noisy production (forging, riveting) with noise level of more than 90 dBAs should be placed in isolated buildings and rooms.

Production with significant heat and gas divisions should be placed in single-storey buildings.

If the concentration of harmful discharge does not exceed the extreme-doped concentration, then their removal from the building is naturally (aeration). It is desirable that the longitudinal axis of the building is perpendicular to the direction of dominant winds. If the concentration of harmful discharge exceeds the maximum permissible, then the room must be equipped with effective supply-exhaust ventilation with cleaning air removed.

All buildings, structures and warehouses are located on zones in accordance with production features, nature of danger and work regime.

Zone of production shops (foundries, blacksmiths, thermal) are closer to railway On the territory of the plant.

The zone of processing and mechanical assembly workshops, as well as the warehouses of finished products, expedition, etc. focus near the procurement workshops and near the main entrance as a latter with a large number of employees.

The zone of the auxiliary workshops (instrumental, repair and mechanical, etc.) usually placed near the processing and procurement workshops.

Woodworking tsehs due to high flammoughs are located as far as possible from hot shops.

The zone of energy devices (CHP, boiler, fuel warehouses) is placed from a leeward side with respect to other shops due to their increased gas, smoke and dust-findings. The main showing of the plant creates a pre-war platform, where administrative, educational, economic buildings are arranged. Plant management, clinic, dining room are located outside the plant fence and must have inlets from the street.

The main warehouses of poisonous, explosive and flammable liquids should be located outside the factory territory at distances defined by special standards. In accordance with the sanitary standards, distances (ruptures) are established between production buildings and structures. The magnitude of the gap between buildings illuminated through window openings should be no less than the highest height to the eaves of opposing buildings.

Between the separate buildings with a semi-closed courtyard (P and w - figurative building) the magnitude of the rupture should be at least 15 m. In the closed courtyards make through passages with a width of at least 4 m and a height of at least 3.5 m. Breaks between buildings, in which are particularly noisy production, and nearby need to be at least 100 m. In determining the ruptures between buildings, the requirements of sanitary and fire danger are compared. If the sanitary gaps are less than firefighters, take the required fire gap.

Roads on the territory of industrial enterprises should, as a rule, are straightforward, with a solid coating, provide a bilateral movement. For the movement of people, sidewalks should be provided. Through the railway canvas in the field of intensive movement of people, bridges-transitions are arranged either tunnel under the paths.

Requirements for Building Design

Production buildings and structures should ensure the most rational performance of the technological process, create a favorable production environment and eliminate fire hazard.

Production buildings of primary purposes (where technological equipment) and warehouses, if possible, must have a rectangular form, which provides the best lighting and ventilation.

The design of industrial buildings, their dimensions and the number of floors are caused by the technological process, the degree of its fire and explosion safety, the presence of harmful discharges according to SNiP 31-03-2001 "Production buildings".

For the safety of driving and convenience of transportation of goods, separate entrances and exits for people and transport are necessary in the workshops. Doors and gates must open out. In case of fire, evacuation outputs are equipped in production buildings.

Outdoor outputs need to arrange thermal air curtains or tambura with two doors. The width of the tambura for the passage of people should be equal to the width of the doorway plus 0.3 m in both directions.

Gate for railway transport must have a width equal to the width of the car plus 1.5 m, and the height equal to the height of the car plus 0.5 m. The gate for vehicles must have a width and height of at least 2.5 m.

Auxiliary premises (household, dining rooms, healthy, etc.) should be placed in extensions to production buildings, or in separate buildings with a message with a production building (gallery, underground transition).

Administrative and office premises (plant management, technological department, design bureau, etc.) are placed in separate buildings. The height of the administrative and office premises from the floor to the ceiling should be at least 3 m. At one working in the offices, at least 4 m 2 should have to fall into the design bureau - 6 m 2 on the drawing table. In these premises, good natural illumination and ventilation should be ensured.

The necessary auxiliary premises and their equipment are prescribed according to SP 44.13330-2011, depending on the group of production processes.

Household premises (wardrobe, shower, washbasins, smoking, premises for heating, personal hygiene of women), except for toilets, should be placed in extensions to production buildings.

Composition, equipment and equipment of household premises - depending on the sanitary characteristics of the production process.

14.4. Sanitary and hygienic requirements for constructive elements of industrial and auxiliary
Premises

The volume of production premises should be such that at least 15 m 3 of the free space accounted for at least 15 m and at least 4.5 m 2 areas. The necessary height from the floor to the ceiling of industrial premises is at least 3.2 m, and to the bottom of the design elements protruding from the ceiling - not less than 2.6 m.

The height of industrial premises with significant heat, moisture and gas divisions should ensure sufficient removal of harmful discharge from the working area. The working area is considered to be a height of up to 2 m above the floor level on which jobs are located. In single-storey industrial premises with natural ventilation, continuous extensions are not allowed throughout the perimeter of walls, degradation of aeration.

The interior decoration of walls of industrial premises, where they work with poisonous (mercury, lead, etc.) or radioactive substances should be provided with wet cleaning.

Rails in the production premises are laid in such a way that they do not protrude above the floor. Channels and holes in the floors are covered with special covers flush with the floor surface.

Tunnels for transport devices and pipelines must have a height of at least 0.8 m and the width of the free passage of at least 0.6 m.

The location of the production premises in the basement floors is usually not allowed. In the basements of 2.25 m height, the auxiliary equipment may be placed (pumps, electric motors, etc.). Such premises must be equipped with ventilation. The location of the administrative and office premises in the basements is not allowed.

The height of household premises from the floor to the ceiling must be at least 2.5 m and from the ceiling to the bottom of the protruding structures - at least 2.2 m. The distance from the power facilities to the workshop during the lunch break to 30 minutes should be no more than 300 m, and For a break for at least 1 hour - no more than 600 m.


Fire safety

The fire is called uncontrolled combustion in time and space. Fire is a disaster that is often accompanied by the death of people and irrevocable material losses. According to the power of destruction, fires stand in a row of such natural disasters such as earthquake, flooding, hurricanes, villages, avalanches, landslides, although those (ie, natural disasters) are not.

On the planet annually ~ 5 million fires in which the thermal damage is obtained by every thousandth resident of the Earth. Around every 9 out of 10 cases, a person is to blame. Thus, if you can call the fire of the elements, then only the elements of human behavior.

Only in Russia a year, figuratively speaking, "burns" the whole regional city, with all stores, enterprises, infrastructure, etc. Every year, the number of fires increases by 10%, and the death of people in them is 12%. For example, for 1994, more than 20 thousand fires occurred in Russia, in which about 17 thousand people died. This is a kind of undeclared war! At the same time (according to X. Bubbei) about 60 ... 80% of those killed in the fires died from exposure to smoke and toxic gases.

With an increase in the level of buildings, the speed of smoke of evacuation paths in them (stair cells, elevator shafts, floor corridors) increases sharply.

Although, besides carbon monoxide gas, other potentially toxic components are also contained in smoke (so X. Baber gives more than 50 components that are distinguished by destructive distillation of wood), it almost always has a higher concentration, which allows you to associate most of the deaths with it (before 40% of the operating corpses contain carbon monoxide).

At the same time, evaluating the toxicity of some substances that allocate in the fire should take into account the possibility of acute poisoning due to the increase in their concentration even for a short time. According to E. Batcher, a hazardous concentration in short-term effects ~ 20 times higher than the maximum permissible during prolonged exposure.

However, the effect of the effects of toxic gases largely depends on the mental and physical condition of people. It is well known that under conditions of mental stress arising during a fire, even a very low concentration of gases can lead to an accident or death.

The main causes of fires along the Nizhny Novgorod region:

1 - careless handling of fire;

2 - malfunction of furnaces and chimneys;

3 - prank children with fire;

4 - violation of the rules when furnace furnaces;

5 - household electrical appliances;

6 - arson;

7 - kerosene and gas devices;

8 - malfunction of electrical equipment.

At the same time, a very frequent cause of death - smoking in a drunken form (70 ... 80 people in the region dies annually).

Fire safety can be provided with fire prevention and active fire protection measures.

Table 15.1

Toxic components that may be distinguished when burning
Different materials (E. Batcher)

No. p / p Toxic gas or steam Education source (material)
Carbon dioxide (carbon dioxide), carbon monoxide (carbon oxide) All combustible materials containing carbon
Azoto oxides Celluloid, polyurethanes
Hydrogen cyanide Wood, silk, leather, plastic with nitrogen, cellulosic materials, viscose, cellulose plastics
Acrolein Wood paper
sulphur dioxide Rubber, thiocolates
Halogen-containing acids and other compounds (hydrochloric, bromine hydrochloric, hydric acid; phosgene) Polyvinyl chloride, fire-resistant plastics, fluorinated plastics
Ammonia Melamine, nylon, urea, formaldehyde resins
Aldehydes Formaldehyde, wood, nylon, polyester resins
AZO-BIS-SUCIRODITRIL Foams
Components containing antimony Some fire-resistant plastics
Benzene Polystyrene.
Isocianides Polyurene Foolder

15.1. General About the combustion process. Terms and Definitions

The burning is a chemical oxidation reaction with heat excretion and light. For the occurrence of burning, three factors are needed: 1 - fuel; 2 - oxidizing agent (oxygen, chlorine, fluorine, bromine, iodine, nitrogen oxides, etc.) and 3 - source of lighting (power pulse). In the dependence on the speed of the chemical oxidation reaction of substances, the fire is distinguished (~ 10 m / s), Explosion (~ 100 m / s) and detonation (~ 1000 m / s). The process of burning is divided into several types:

· Flash - the rapid combustion of the combustible mixture, not accompanied by the formation of compressed gases;

· The explosion is the rapid transformation of the substance (explosive burning), accompanied by the release of energy and the formation of compressed gases capable of producing;

· Detonation is an instant and destructive explosion caused by an explosion of another substance when contacting him or at a distance;

· Canceling - burning without glow, usually identifiable for the appearance of smoke;

· Fire - the occurrence of burning under the action of the ignition source;

· Ignition - fire, accompanied by the appearance of flame;

· Self-burning - the phenomenon of a sharp increase in the speed of exothermic reactions to burning of a substance without a ignition source;

· Self-ignition - self-burning with the appearance of flame;

· The flare temperature is the lowest (in the conditions of special tests) the temperature of a combustible substance, in which pairs and gases capable of flashing from the ignition source are formed above its surface, but the speed of their education is still insufficient for subsequent burning;

· Inflammation temperature - a combustible temperature in which it highlights combustible pairs or gases at such a speed that after igniting them from the ignition source arises sustainable burning.

· The temperature of the tension is the lowest temperature of the substance at which a sharp increase in the speed of exothermic reactions occurs, ending with the occurrence of the decrease;

· Flammable liquid (LVZ) - liquid capable of self-burn after removing the ignition source and having a flash point not higher than 61 ° C; Explosive beliefs include the flashes in which the flash temperature does not exceed 61 o C, and the pressure of the vapor at 20 ° C is less than 100 kPa (~ 1 at);

· Fuel fluid (GG) - liquid capable of self-burn after removing the ignition source and having a flash point of more than 61 ° C; It refers to fire hazardous, but, heated in the conditions of production to the outflow temperature and above, explosive;

· Combustible gases - belong to explosive at any ambient temperatures;

· Fuel dust and fibers - belong to explosive, if their lower concentration limit of ignition (NKPV) is not more than 65 g / m 3;

· Upper and lower concentration limits of ignition (ICPB and NKVP) - respectively, the maximum and minimum concentration of combustible gases, the vapor of LVZ, dust or fibers in the air, above and below which the explosion will not occur even with the source of initiation of it;

· Inflammation area - the area between the CPV and the NKPV. It depends on a number of factors: the power of the source of ignition, impurities of inert gases and vapors, temperature and pressure of the combustible mixture.

The room is a space that fenced from all sides (including with windows and doors), with a coating (overlapping) and floor (space under a canopy or a mesh-limited fence is not premises).

Outdoor installation - an installation located outside the room (outside), openly or under a canopy or behind the net (lattice) structures.

Explosive area - room or limited space indoors or external installation, in which explosive mixtures can be formed.

Explosion-proof electrical equipment - this, which provides for constructive measures to eliminate or difficulty inflammation of its environment due to the operation of this electrical equipment.

Electrical equipment general purpose - This, which is completed without the requirements specific to certain operating conditions.

An intrinsically safe electrical circuit is the electrical circuit, made so that the electrical discharge or its heating cannot ignore the explosive medium under the prescribed test conditions.

Safe experimental maximum gap (BEMZ) - the maximum gap between the shell flanges through which the transmission of an explosion from the shell in the environment has not yet passed at any concentration of the mixture in the air.

The fire hazard of substances is characterized by linear (m / s) and mass (g / c) combustion rates (flame propagation), the limit content of oxygen, in which the burning is still possible.

According to the degree of flammability, the substances are divided into:

1) combustible (combustible) - when ignited, an extraneous source continues to burn and after it is removed;

2) labor-burning (challenges) - are burning only if there is an ignition source;

3) non-combustible (non-aggravated) - do not ignite even when exposed to sufficiently powerful impulses.

System of regulatory documents in construction

Construction standards and rules of the Russian Federation

Production buildings

SNiP 31-03-2001

State Committee of the Russian Federation
For construction and housing and communal complex
(Gosstroy Russia)

SNiP 31-04-2001

Construction standards and rules of the Russian Federation

Production buildings

PRODUCTIONBuildings.

Date of introduction 2002-01-01

1 AREA OF USE

1.1 These norms and rules must be respected at all stages of creating and operating buildings and premises of the classroom fire hazard of F5.1 (SNiP 21-01): production buildings, laboratory buildings, industrial and laboratory premises and workshops, including those built into the other buildings Functional fire hazard.

1.2 These norms do not apply to buildings and premises for the production and storage of explosives and means of explosion, military, underground facilities of metropolitan, mining workings.

1.3 In cases where the enterprises provide for the possibility of the use of disabilities, additional requirements specified in the relevant paragraphs of these standards, depending on the type of disability.

When creating specialized workshops (plots), intended for the use of disabled labor, it should also be guided also to be guided by "single sanitary rules for enterprises (manufacturing associations), shops and sites intended for the use of disabled people and old-age retirees" of the Ministry of Health of the USSR. It is not allowed to create such workshops (sites) placed in the rooms of categories A and B.

2. Regulatory references

Playground - single-tier structure (without walls), placed in a building or outside it, based on independent supports, construction of a building or equipment and intended for installation, maintenance or repair of equipment.

Layout buildings - The number of floors of the building, including all overhead floors, technical and base, if its overlap is above the average plank marker of the Earth at least 2 m.

Overhead floor - Floor when the floor is noted not lower than the planning mark of the Earth.

Floor basement - Floor when the floor is marked below the land laying mark more than half the height of the room.

Floor Central - Floor when the floor is marked below the layer of land no more than half the height of the room.

Technical floor - floor to accommodate engineering equipment and gaskets; It may be located in the lower (technical underground), the top (technical attic) or in the middle of the building.

Feedhes - multi-tiered frame structure (without walls), freely standing in the building or outside it and intended for the placement and maintenance of technological and other equipment.

In these norms, the terms are also used, the definitions of which are given in ST SEV 383 and GOST 12.1.033.

4. Basic provisions

4.1 Fire safety requirements of these standards and rules are based on the provisions and classifications adopted in SNiP 21-01.

4.2 When designing buildings follows:

unite, as a rule, in one building of the room for various industries, warehouse, administrative and household premises, as well as premises for engineering equipment;

take the height of the building within the limits established by the results of the comparison of the technical and economic indicators of the options for placing production in buildings of various floors (heights) and taking into account the provision of high-level architectural solutions;

take volume-planning solutions for buildings, taking into account the reduction of the area of \u200b\u200bexternal enclosing structures;

take the area of \u200b\u200blight openings in accordance with the norms of designing natural and artificial lighting, taking into account the requirements;

take buildings without light openings, if it is allowed by the conditions of technology, sanitary and hygienic requirements and is economically appropriate;

apply mainly buildings, buildings and enlarged blocks of engineering and technological equipment in a complete block execution of factory manufacture;

develop volume-planning solutions, taking into account the need to reduce dynamic effects on building structures, technological processes and operating vibration equipment or external sources of oscillations.

4.3 Architectural solutions of buildings should be taken into account urban planning, climatic conditions of the construction area and the nature of the surrounding development. The color finishing of interiors should be provided in accordance with GOST 14202 and GOST 12.4.026.

4.4 According to the explosion and fire danger, the premises and buildings are divided into categories (A, B, B1 - B4, G, D), depending on the technological processes placed in them and the properties of the substances located in them.

Categories of buildings and premises are established in the technological part of the project in accordance with NPB 105, departmental (sectoral) technological design standards or special lists approved in the prescribed manner.

5. Volume-planning and design solutions

5.3 Enter railway tracks to the building is allowed to provide in accordance with the technological part of the project, taking into account the requirements.

5.4 The top of the railway tracks should be on a blank floor.

5.5 Warehouses of raw materials, semi-finished products and finished products placed in industrial buildings, as well as freight platforms (ramps) should be designed taking into account the requirements of SNiP 31-04.

5.6 In high-rise buildings with a height of more than 15 m from the planning mark of the Earth to the netting of the floor of the upper floor (not counting technical) and the presence of more than 15 M of permanent jobs or equipment, which must be serviced more than three times in shift, passenger elevators should be provided. Freight elevators should be provided in accordance with the technological part of the project.

The number and load capacity of the elevators should be taken depending on the passenger and cargo flows. In the number of working (in the most numerous shift), no more than 30 on all floors located above 15 m, one elevator should be provided in the building.

In the presence on the second floor and above rooms designed to work with disabilities using wheelchairs, the building should include a passenger elevator if it is impossible to organize disabled jobs on the first floor. The elevator cabin must have dimensions of at least: the width is 1.1 m, the depth - 2.1 m, the width of the doorway - 0.85 m.

5.7 Outputs from basements should be provided outside the zone of the lifting and transport equipment.

5.8 The width of the tambour and tambour gateways should be taken more widths of openings at least 0.5 m (0.25 m on each side of the opening), and the depth is the width of the door or the portable canvas at least 0.2 m, but At least 1.2 m. If there are working disabled people using wheelchairs, the depth of tambour and tambour gateways should be taken at least 1.8 m.

When placed on one floor of the premises of various categories, the distance along the corridor from the door of the most remote room before the outgoing or to the nearest staircase is determined by a more dangerous category.

The density of the human flow in the corridor is defined as the ratio of the number of people evacuated from the premises in the corridor, to the area of \u200b\u200bthis corridor, with the doors opening out of the premises in general corridors, the width of the general corridor should be accepted reduced:

half the width of the door leaf-with one-sided location of the doors;

on the width of the door leaf - with double-sided location of the doors.

6.10 The width of the evacuation exit (doors) from the premises should be taken depending on the total number of people evacuated through this output, and the number of people are 1 m output widths (doors) installed in, but not less than 0.9 m in the presence of working disabled With impaired musculoskeletal system.

The number of people per 1 m outlet widths at intermediate values \u200b\u200bof the size of the room is determined by interpolation.

The number of people per 1 M width of the evacuation exit (door) from the premises with a height of more than 6 m increases: at the height of the premises of 12 m - by 20%, 18 m - by 30%, 24 m - by 40%; With intermediates of the height of the room, an increase in the number of people per 1 m output width is determined by interpolation.

Table 2

6.15 Opening anti-aircraft lights, taken into account in the calculation of smoke removal, should be evenly placed on the coating area.

7. Prevent the spread of fire.

In the presence of sites, shelters and antlesole, the area of \u200b\u200bwhich at any mark exceeds 40% of the floor area, the floor area is defined as for a multi-storey building with a number of floors defined by software.

When equipped with automatic fire extinguishing installations, the following in the area is allowed to increase by 100%, except for the IV degree of fire resistance of fire hazard classes C0 and C1, as well as systems V levels of fire resistance.

In the presence of open technological openings in the overlaps of adjacent floors, the total area of \u200b\u200bthese floors should not exceed the area of \u200b\u200bthe floor specified in.

7.7 Sections of overlappings and technological sites on which devices, installations and equipment are installed with the presence of flammable, combustible and toxic liquids in them must have deaf silence of non-combustible materials or pallets. The height of the side and the area between sides or pallets is installed in the technological part of the project.

7.8 Anti-aircraft lights with light-resistant elements from materials of groups G3 and G4 is allowed to be used only in buildings I, II and III degrees of fire resistance of the Fire Danger class C0 in rooms of categories B4, G and D with coatings from materials with fire danger of NG and G1 and roller roofing having Protective coating of gravel. The total area of \u200b\u200bthe lighting elements of such lanterns should not exceed 15% common Square Coatings, the area of \u200b\u200bthe opening of one lantern is not more than 12 m 2 at the specific mass of the lighting elements of not more than 20 kg / m 2 and not more than 18 m 2 at the specific mass of the light-resistant elements of no more than 10 kg / m 2. At the same time, the rolled roof must have a protective coating of gravel.

The distance (in light) between these lamps should be at least 6 m at the opening area from 6 to 18 m 2 and at least 3 m with opening area up to 6 m 2.

When combining flashlights in groups, they are accepted for one lantern, which include all these limitations.

Between the anti-aircraft lamps with light fillings from the materials of G3 and G4 groups in the longitudinal and transverse directions of the building, a width of at least 6 m should be arranged every 54 m. The distance horizontally from fire walls to the specified anti-aircraft lamps should be at least 5 m.

7.9 The stairs of the 3rd type designed to access fire units must have a width of at least 0.7 m.


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