Architectural and space-planning solutions

The designed fire station consists of a 1-2-storey building of an administrative building with a 5-storey training tower for training personnel and for drying fire hoses. A one-story building of a parking garage for storing reserve equipment was also designed. The building of the fire station was designed in a complex plan, with dimensions in the extreme axes of 60,9 x 36,6 m. The maximum height from the planning mark of the ground to the top of the roof parapet is 7,75 m, to the top of the roof parapet of the training tower - 17,25 m. For the relative mark of 2, the level mark of the finished floor of the 0,000st floor was taken, which corresponds to the absolute mark of 1. On the 27.00st floor at the level of 1, the following are designed: a classroom, light halls, a reception room, a control room, an office for the head of the unit, an office for the deputy head of the unit, an office for the head of the guard, a control panel, a room for psychological unloading, rooms for receiving and warming up food, a living room for workers , control room, guard room, 0,000 duty shift rest rooms, dispatcher's rest room, driver medical examination room, GDZS post, GDZS foreman room, maintenance post workshop, hose base, combat clothing drying room, overalls washing room, storerooms (SIOZD, PTV and household inventory, spare parts and tools, oils, fire extinguishing agents), cleaning equipment room, bathrooms, showers and engineering rooms (heat point, water metering unit, electrical panel room), air filling station, accumulator, heat chamber, reserve room, hose drying tower, educational training tower. At the level of -0,050, the following are planned: parking for 4 cars, parking for 2 cars, maintenance post, washing post. The height of the premises in cleanliness (from floor to ceiling) is 3,0 m (AHCh), 4,85 m (parking garage), 6,05 (wash, maintenance post). The training tower for training personnel and for drying sleeves is connected to the administrative building by a one-story corridor. The height of the clean corridor is 3,0 m. chemical detergents), a room for storing and repairing lamps, a room for cleaning equipment, latrines and showers, a ventilation chamber. The height of the premises when clean is 3,0 m. The covering (roof) is flat, with an internal drain. Roofing - rolled (isoplast) with a protective layer of gravel. Exit to the roof - from the stairwell m / o K-L along a metal stepladder through the hatch. Metal stairs are designed at the height differences. The covering (roof) of the tower is flat, with an external organized drain. Roofing - rolled (isoplast) with a protective layer of gravel. Access to the roof is provided by an external metal staircase. External walls - from "sandwich" panels. The plinth is tiled with ceramic granite tiles. The outer walls of the training tower are made of monolithic reinforced concrete with partial sheathing with planed wooden boards along the crate and painted with oil paint.  Partitions - reinforced concrete (200 mm), solid brick (120 mm), plasterboard (90 mm). The designed garage building for 2 parking spaces is one-story, heated, rectangular in plan, with dimensions in the extreme axes of 12,0x15,0 m. The maximum height of the building from the planned ground level to the top of the roof parapet is 6,45 m. the mark of the finished floor level was adopted, corresponding to the absolute mark of 0,000. Covering (roof) - flat, with an internal drain. Roofing - rolled (isoplast) with a protective layer of gravel. External walls - from "sandwich" panels. The plinth is lined with porcelain tiles. Measures are envisaged to ensure the accessibility of the building and structures for people with limited mobility (MGN). The height of the side stone at the intersection of the blind area with the carriageway does not exceed 26.90 cm. The longitudinal slope of roads and pedestrian walkways does not exceed 4%. The depth of the entrance vestibules is 5 m. A bathroom for the MGN is provided on the 1,8st floor. The width of the flights of stairs is 1 m.

Structural and space-planning solutions

The administrative and economic building of the fire station is designed in a monolithic reinforced concrete frame and is divided by expansion joints into three blocks of different heights. The pitch of the columns is 6,0x6,0 m; 7,5x6,0 m. Columns - section 400 x 400 mm. Ceilings and coating - slabs 200 mm thick on frame beams with a section of 400x600 mm. External walls - hinged sandwich panels, partially, in stairwells - monolithic reinforced concrete walls 200 mm thick. The stability and spatial rigidity of the building is ensured by the joint work of monolithic floors and vertical load-bearing structures. The administrative and economic building is connected by a one-story ground gallery with a training tower, designed in monolithic reinforced concrete structures. The walls of the structures are 200 mm thick, the ceilings are 160 mm thick. The rigidity and stability of the training tower is provided by a closed configuration of the structure, a system of external walls and one transverse wall connected by floor disks. The one-story car park for reserve cars is designed in a monolithic reinforced concrete frame with a cross arrangement of roof beams. Columns - section 400x400 mm; coating plate - 200 mm thick; covering beams - with a section of 400x600 (h) mm. External walls - hinged sandwich panels. The material of above-ground structures of buildings and structures is concrete of class B25; F50; fittings of class A400; A240. The calculation of the main load-bearing structures of the hulls was performed using the SCAD software package version 11.5. The foundations of the hull and structures are monolithic reinforced concrete slabs with a thickness of 500 mm of shallow laying on a natural base of dense silty sands with design characteristics ρ=2,04 t/m3, φ=33°, c=0,05 kgf/cm2, E= 260 kgf /cm2. In the geological structure of the site under a part of the building, bulk soils were found that are heterogeneous in composition, density and thickness of occurrence, which cannot serve as a foundation. Bulk soils located at the base of the foundations are removed and replaced with a cushion of medium-sized sand. Expected design precipitation is 5,7 cm. The material of underground structures is concrete of class B25; W6; F150; fittings of class A400. A pasting waterproofing of technological pits is provided. The fire tank - a rectangular buried structure with dimensions in the axes of 6,0x3,0 m - is designed in prefabricated reinforced concrete structures of the TP901-4-64.83 type series. The thixotropic loams at the base of the tank are removed and replaced with a bed of medium-sized sand. In order to ensure the stability of the tank against ascent, soil backfilling is provided above the tank cover plate with a height of 1,0 m. The relative mark of 0,000 corresponds to the absolute mark: 27.00 - administrative building; 26.90 - parking lot; 21.97 - fire tank.

Engineering equipment, utility networks, engineering activities

Heat supply of fire station buildings is provided in accordance with the UE. The source of heat supply is a boiler room, the point of connection is at the fixed support of the main networks along Domostroitelnaya Street. The design load is 0,438 Gcal/h, incl. for heating - 0,092 Gcal / h, ventilation - 0,185 Gcal / h, air curtains - 0,082 Gcal / h, with hot water supply max. = 0,079 Gcal / h. The temperature of the heat carrier at the inlet to the ITP is 150/70ºС. Available pressure at the inlet Р1 = 90-60 m w. Art., pressure in the return pipeline - Р2 = 25,0 mV. Art. The heat supply system is 2-pipe. The scheme for connecting the heating system of consumers is dependent. The scheme for connecting the DHW system is an open water intake. The temperature of the heat carrier of the heating system is 95/70ºС. DHW temperature - 65ºС. The scheme of heat networks - underground channel and channelless, in cases and along the technical undergrounds of buildings, two-pipe. The laying of pipelines is provided from seamless steel pipes GOST 10704-91 from steel B20 GOST 10705-80 in PPU345 insulation with the device of the UEC system in accordance with GOST 30732-2006. Compensation for thermal elongations is provided by self-compensation sections and bellows expansion joints. Intersections with adjacent communications are provided in accordance with applicable regulations. The joint transit use of heat networks is agreed with third parties in proportion to the connected loads. To receive thermal energy, an individual heat point with automatic devices, a set of shut-off and control and safety valves, Danfoss regulators, Grundfos circulation pumps is provided. Connection nodes of heat consumption systems are designed using standard solutions of Danfoss automation systems. Individual heat metering units "Logic" and "Teplocom" are provided, which provide registration, archiving and transmission of heat consumption data. Water supply and sanitation of consumers of the facility - in accordance with the conditions of connection. Water supply to the fire station is provided by one water supply inlet with a diameter of 110 mm from polyethylene pipes in accordance with GOST 18599-2001 from the existing public water supply network with a diameter of 400 mm along 2nd Verkhny Lane. At the entrance to the fire station building, a water metering unit is provided according to TsIRV 02A.00.00.00 (sheets 50, 51) with a bypass line. An electric gate valve and a check valve are installed on the fire line. Water supply for a closed parking garage (internal fire-fighting water supply) is provided through one water inlet with a diameter of 63 mm made of polyethylene pipes in accordance with GOST 18599-2001 from the existing public water supply network with a diameter of 400 mm along 2nd Verkhny Lane. At the entrance to the garage building, a water meter unit is provided according to TsIRV 02A.00.00.00 (sheets 22, 23) with a bypass line. An electric gate valve and a check valve are installed on the fire line. Entrances to buildings are made of ductile iron pipes. Guaranteed pressure at the connection point - 28 m of water. Art. Estimated consumption of cold water - 18,24 m3/day, including: for household and drinking needs - 0,98 m3/day; for irrigation of the adjacent territory - 13,34 m3/day; for technological needs - 3,92 m3 / day. A combined water supply system was designed for the fire station building. The required pressure for the drinking water supply system is 15,42 m of water. Art. The system of household-drinking-fire-fighting water supply is dead-end. Galvanized steel water and gas pipes according to GOST 3262-75 (main line, fire risers and outlets to fire hydrants) and polypropylene pipes (outlets from mains, risers, wiring in bathrooms and technical rooms) were selected for the construction of a drinking water supply system. For watering the territory along the perimeter of the building, watering taps D = 25 mm are installed. Water consumption for internal fire extinguishing - 1 x 2,6 l / s (fire compartment - administrative building with a tower) and 2 x 2,6 l / s (fire compartment - fire equipment room). The number of fire hydrants D = 50 mm - 12 pcs. The required pressure for the internal fire extinguishing system is 21,17 m of water. Art. Electric-welded steel pipes according to GOST 10704-91 were selected for the installation of the fire-fighting water supply system of the parking garage building. Water consumption for internal fire extinguishing -2 x 2,6 l / s. The number of fire hydrants D = 50 mm - 2 pcs. The required pressure for the internal fire extinguishing system is 19,28 m of water. Art. External fire extinguishing is provided from fire hydrants D = 125 mm installed on the public water supply network. Water consumption for external fire extinguishing - 15 l / s. The source of hot water supply is external heating networks. The DHW system is an open type with circulation. The estimated consumption of hot water for household and drinking needs is 2,40 m3 / day. Hot water temperature - 65°C. Required pressure - 18,08 m of water. Art. Polypropylene pipes were chosen for the device of the hot water supply system. Discharge of domestic wastewater in the amount of 7,12 m3/day (including industrial wastewater - 5,18 m3/day) is provided for in the designed on-site domestic sewerage network, then to the sewage pumping station located within the fire station site, and then through the well- pressure absorber in the existing well No. 233 on the household sewerage network with a diameter of 500 mm along the 2nd Upper Lane. Drainage of rainwater with a flow rate of 46,87 l/sec (3,50 m3/h) is provided for in the existing well No. 31 on the public rain sewer network with a diameter of 900 mm along 2nd Verkhny Lane. For laying on-site sewer networks, polypropylene pipes with a diameter of 160/139 mm, 225/200 mm, 250/217 mm, 280-250 mm according to TU 2248-004-50049230-2006 are accepted. Pressure network from KNS - from polyethylene pipes with a diameter of 160 mm in accordance with GOST 18599-2001. To treat wastewater in the car wash recycling water supply system, a VOC “SOVA-1000” unit with a capacity of 1,0 m3/h is provided. At the outlets of industrial sewerage, the installation of oil and petrol separators ACO Oleopator K 3/900 TVO with a capacity of 3,0 l / s is provided. To clean polluted rainwater (12,0 m3/h) from the parking area, a filtering module FMS-1.5 manufactured by YAMYA-Engineering with a mechanical and sorption filter (capacity 12,2 m3/h) is provided. The following systems are designed for the building: domestic sewerage; industrial sewerage (for drains from process equipment); internal drains. For the construction of a domestic and industrial sewerage system, socketless cast-iron pipes SML manufactured by Duker (risers and outlets) and polypropylene socket sewer pipes manufactured by Politron (indoor wiring) were selected. The system of internal drains is designed from socketless cast-iron pipes SML manufactured by Duker. To remove wastewater from the premises of the water metering unit and ITP, ladders are provided. The length of the designed on-site sewerage networks is 612 m, the depth of the network is 0,95 - 2,50 m.  line 1: 1 section operating 2BKTP; line 2: section 2 operating 2BKTP. Backup power sources: 1st - DGU in a noise-protective casing with a capacity of 250 kVA; 2nd - 15 kVA UPS. Power supply, in accordance with the current contract, is provided for the first category of reliability with a permitted power of 188,7 kVA. According to NPV 101-95 Table 5.1, the consumers of the facility belong to category I of power supply reliability. Estimated power of consumers of the first category is 175,08 kVA. Number of cable lines - 3. Laying method - in the ground. Number of cables in cable lines: 1st cable line (TP - MSB) - 2 cables (cable APvBbShp-1 4x240); 2nd cable line (TP - MSB) - 2 cables (cable APvBbShp-1 4x240); 3rd cable line (DGU - MSB) - 2 cables (cable APvBbShp-1 4x120). Category I consumers in terms of power supply reliability include: elevators, dispatch and communication panels, technical support systems for operational duty. To provide consumers of the first category in terms of power supply reliability, an ATS device is provided in the main switchboard and UPS for the period of starting the DGU. Mains voltage - 380/220 V. Grounding system - type TN-CS. For the distribution of electricity in buildings to consumers, a main switchboard, group shields are provided: SchSS, SchE, SchSV, SchR, ShCHAO, ShCHNO, ShchITP, ShchTO, ShchDN, ShchTZ. Commercial accounting - in the main switchboard at inputs B1 and B2. Metering devices - Mercury 230 ART (2) -03 P ORSGON 5-7,5 A. In the main switchboard, electricity meters are switched on through the ICC and current transformers of the TT 320/5 type, class. 0,5 S. For the installation of distribution networks, a cable of the VVGng-LS type was selected, laid in metal trays and flame retardant PVC pipes. For the laying of networks supplying fire-fighting devices, a cable of the VVGng-FRLS type was selected. Networks of fire-fighting devices are laid separately from other networks in metal trays and PVC pipes that do not spread combustion. For lighting systems, luminaires were selected taking into account the height of the premises, the requirements for the quality of lighting and the categorization of the premises. Lightning protection - on the third level of protection. To illuminate the territory and driveways, console lamps ZhKU 10-34 are installed on OGK-250 supports.