Space-planning solutions.

The working project for the construction of a filling station was developed on the basis of the design assignment and technical specifications for engineering support. It is envisaged: erection of a 1-storey building for servicing drivers and passengers; canopy on 6 columns with a bottom height of 5,1 m from the road surface mark; installation of information signs at the entrances. Service building for drivers and passengers. The frame of the control room is made of rolled steel profiles. Foundations - a monolithic reinforced concrete slab on a sand cushion. External walls made of 3-layer metal panels of the "Sandwich" type with non-combustible insulation. The building is rectangular in shape. Above the fuel-dispensing islands, a canopy made of fireproof structures is provided. The main facade of the control room building and the canopy are facing the entrance to the station territory. The outer walls of the control room building are made of facade steel galvanized sheet with a polymer coating in the color scheme, according to the requirements of the Customer. Interior finishing materials have all necessary certificates. The one-story building for servicing drivers and passengers has dimensions in terms of 11,1x10,2 m and a height of 3,0 m to the bottom of the false ceiling. A metal frame made of rolled steel was used as a supporting structure. Rigidity and stability of the frame are provided by a system of vertical and horizontal ties. To maintain the bindings of glazing and doors, elements of the wall frame - fachwerk were installed. The foundation is a monolithic reinforced concrete slab. Foundation waterproofing - coated with two layers of hot bitumen. Enclosing structures - three-layer panels of the "sandwich" type. A distinctive feature of the panels is fire resistance, light weight and ease of installation. Roofing - rolled from built-up materials. Internal partitions - plasterboard on a metal frame, mineral wool boards "URSA" P15 (50 mm thick) are taken as filling. Windows and stained-glass windows - metal-plastic individual production. External doors - metal, deaf and glazed. Doors internal - wooden deaf. Floors - ceramic tiles. All rooms have suspended ceilings. An asphalt concrete pavement with a width of 1,0-1,5 m is arranged along the perimeter of the building. the trading floor is equipped with double-leaf and single-leaf refrigerators for cooling drinks; the staff room is equipped with wardrobes for overalls; office space is equipped with two workplaces. Canopy over the fuel dispenser of individual design. Drainage from the canopy is carried out through gutters located along the bearing columns. Drainage from the canopy of the transition is carried out on the roof of the control room. Canopy over the fuel and entertainment center, combined with the service building for drivers and passengers, beam structure, T-shaped in plan and 5,1 m high to the bottom of the structure. Bearing structures - metal. Covering - steel profiled sheets. Canopy columns are installed on monolithic reinforced concrete foundations. Heated drains are provided in the canopy columns. Fuel filling islands in the amount of two pieces are made of a steel channel and bordered with a metal sheet of a bent profile. There is a fuel dispenser on the island. The architectural appearance of the canopy complies with the recommendations for the use of the Customer's corporate identity. Advertising support. The composition of advertising media includes: Advertising and information steles installed at the entrances to the territory of the gas station; Advertising indicators for zoning the territory and direction of movement (to the parking lot, to the exit, traffic pattern); Illuminated fuel grade indicators placed on the canopy columns directly above the fuel dispenser; Advertising design of the friezes of the building and canopy.

Constructive decisions

Canopy over the mall. The canopy foundations are taken as columnar. The canopy over the fuel dispenser is designed from frames rigidly fixed on the foundations in two directions. The spatial stability of the structure is ensured by the horizontal ties of the coating. The spatial rigidity of the canopy is ensured by the rigid fixing of the columns in two directions on the supports. The frames are interconnected by metal structures of the canopy. Reservoirs. Underground double-walled steel tanks with a capacity of 50 m3 - 2 pcs.: 50(20+10+20) m3 - 1 pc, 50(25+25) m3. Under the tanks, foundation slabs are made, 300 mm thick, of concrete class. B15, W6, F50. The depth of foundation slabs is (-) 4,6 m. B10, 100 mm thick. For a relative mark of 0,000, the mark of the clean floor of the control room was taken corresponding to the absolute mark of 18.200 m. 

Technological solutions

The designed station with underground reservoirs is intended for refueling passenger vehicles. The capacity of the filling station is 350 vehicles per day. The project provides for the installation of 2 four-product eight-gun fuel dispensers located on 2 filling islands under a canopy manufactured by Dresser Wayne 2 pcs. type "Global Star" НН С 44-44 WAS (with gas return) fuel dispenser No. 1 (AI 95, AI 92, AI 80, DT); Broadcasting Company No. 2 (Ai 95, Ai 92, Ai 80, DT). For the storage of petroleum products, underground steel double-walled tanks with a capacity of 50 (25 + 25) m3 - 1 unit, 50 (20 + 20 + 10) m3 - 1 unit are used. Each dispenser is connected by underground metal self-contained fuel lines to underground fuel storage tanks. The tanks provide for the storage of the following types of oil products: AI-80, AI-92; AI -95, diesel fuel (DF), as well as one compartment is provided as an emergency. Fuel storage is taken underground. The distribution of fuel in the chambers is as follows: Diesel fuel - 25 m3; Gasoline A-92 - 20 m3; Gasoline A-95 - 20 m3; Gasoline A-80 -10 m3; Excess fuel vapor pressure is provided up to 0,9 kg/sq. see. The completeness of the supply of tanks is determined by the manufacturer and the technological solutions adopted by the project. Tank equipment is installed in metal technological shafts (technological compartments). Tanks are accepted with one neck. The area for draining fuel into tanks is equipped with a special platform for a tank truck, designed in accordance with the requirements of NPB111-98*. The gas station is serviced by tank trucks equipped with bottom valves and a gas return system, which allow, on the one hand, to receive the vapor-air mixture from the gas station tanks through the gas equalization system and, on the other hand, to issue the collected mixture to an enterprise equipped with a vapor recovery system. The delivery of the steam-air mixture is carried out at the oil depot. Vapor processing is carried out in the absorption system for capturing and recuperating gasoline vapors ASUP-PB-120 in the technological scheme of the tank farm. Fuel is drained through an independent process fuel line for each tank. The drain pipe and the intake pipe are located at a height of 100 mm from the bottom of the tank (50 mm below the intake (suction) valve), which makes it possible to refuse to install a special shutter. Underground drain pipelines Dy 80 from the fuel drain area with a slope of at least 0.002 towards the tanks. According to the requirements of NPB111-98*, the platform for the tank truck is equipped with a 15 cm high flanging and a pipeline for draining fuel spills by gravity into the underground emergency tank in case of emergency depressurization of the AC drain pipe. The system for receiving and measuring fuel is provided electronic, with the location of the sensor on the branch pipe, mounted in the center of the tank neck cover. The project provides for the installation of the measuring system "Struna", which provides: measurement of the fuel level in the tanks; automatic tank calibration; automatic generation of refill reports, including sales adjustment made during refilling of tanks; tracking signals from fuel leakage sensors, including control of the interwall space; determination of the presence of water in the oil product. The tightness control of the interstitial space of double-walled tanks is provided by means of automatic control over the drop in the level of liquid (ethylene glycol), which fills the interstitial space. In the technological compartment of the tank, it is planned to install a tank with a capacity of 10 liters, connected to the interwall space; the interstitial space is filled through this tank to the set upper level. A level sensor is mounted in the tank, which transmits a signal to the "Strings" block. In accordance with the requirements of N11B111-98 *, the project provides for automatic blocking of the fuel supply to the tank when it is filled with more than 95% by means of an independent (from electronic fuel control) float cut-off valve. There is also a backup option for receiving and measuring the fuel level through the pipe of the measuring device and the measuring hatch using a measuring ruler. The measuring device is also used to clean the tank and remove produced water. The suction device consists of a receiving valve, a fire fuse, shut-off valves and connecting pipelines. The inlet valve is installed at a height of 150 mm from the bottom of the tank and serves to maintain the fuel column at a constant level. The fire fuse prevents open flames or sparks from entering the tank. The breathing device consists of pipelines, fire fuses, combined mechanical breathing valves, 1,0 m above the gas station canopy. Oil products are dispensed through the dresser wayne dispensers. Fuel dispenser brand: "Global Star" HH C 44-44 WAS with gas return from the filling nozzle to the tank with A-80 fuel. These fuel dispensers have certificates of approval of the type of measuring instruments and certificates of explosion safety of the equipment used. Petrol stations are equipped with a gasoline vapor return system: filling valve ZVA-200-GR connected to a coaxial hose, which ensures the suction of gasoline vapors from the car's fuel tank when it is filled, gas piston pumps with a servomotor. The design of the filling valve includes a gas pump, an inlet for suction of fuel vapors, a dust filter, and an integrated gas channel. To clean gasoline from accidental contamination, a coarse filter is provided in the filling valve, which is replaced once every 1-3 months. The fire safety of the fuel dispenser equipment is ensured both by the appropriate design of the electrical and mechanical equipment of the fuel dispenser, and by emergency power off of the dispensers with an emergency stop button located at the operator’s workplace and automatically when the concentration of gasoline vapors in the process compartment of the tank is critical. Fuel supply is carried out by the fuel dispenser pump with an electric motor. The fuel dispenser kit includes: dispensing taps with a sleeve, a filter, a gas separator, a volume meter, a counting device. The number of speakers installed on special islands - 2 pcs. To protect against accidental spills of fuel, the design of the valve is provided with a ball toggle valve, which ensures the operation of the fuel shut-off mechanism in the following cases: when the tank is filled with fuel (the probe nozzle is covered with fuel); when the filler neck of the valve is facing up, or if it slips out of the filling nozzle and falls to the ground. Three dispensers are double-sided, have 6 filling nozzles that allow simultaneous dispensing of several types of fuel, as well as counters indicating liters and prices. The maximum productivity of one block of a column is 40 l/min., the general productivity is 120 l/min. Installed power of column motors 0,75 x 2 = 1,50 kW, voltage 380V. Vehicles are serviced with right-hand and left-hand fuel tanks. The number of simultaneously refueling vehicles is 6 cars and 3 trucks. The speakers are controlled using a special remote control installed in the operator's room. Dispensers must have a certificate of conformity in relation to Russian standards. Fuel lines are laid in the ground and assembled from steel pipes in a case. The laying depth is 0,4-0,5 m from the ground. Under the carriageway of the road surface, pipelines are laid in metal cases. Fuel supply lines to the fuel dispensers of vehicles with a capacity of 40 l/min. designed with a diameter of 2”. Directly at the neck of the tank, fire fuses and ball valves are installed in accordance with the diameters of the supply pipelines. Technologically, the pipelines are connected at the neck of the tank to the distribution pipe through a branch. For testing, after mounting on the outlet, a pipe with a diameter of 20 mm is welded in and a sleeve valve with a plug is installed. A 20 mm pipe is used for flushing the pipeline and draining fuel during repair and maintenance work. Fuel supply lines are designed in accordance with SN 527-80 "Instructions for the design of process steel pipelines Ru up to 10 MPa". Pipeline slopes are taken in accordance with clause 3.5. SN 527-80 - not less than 0,002 towards the tanks. The connections of the pipelines for supplying and draining fuel are designed for welding, partially on flanges and couplings with petrol-resistant gaskets. Pipelines laid in the ground have anti-corrosion insulation. Insulation type "Very reinforced". The duration of work is accepted in accordance with the design assignment: 365 days a year in 2 shifts of 12 hours. First shift from 9:00 to 21:00, second shift from 21:00 to 9:00. In the most loaded shift, the staff of workers is 5 people. To service the fuel dispenser, a mobile team is provided according to the fault. Settlement with customers is provided by payment to the operator located in the driver's service building. The reception of fuel is carried out by the head of the gas station in the daytime. The workplace of the operator, the head of the gas station, the security guard of the gas station is located in the operating room with an area of ​​59,07 sq.m. The operator's working area is equipped with a cash register for settlements with visitors. The fuel supply system is controlled through low-voltage networks. The area and volume of premises per worker are designed taking into account the performance of light physical work (SP 2.2.1.1312-03). Compliance with the ergonometric requirements of SP 2.2.2.1327-03 (section X) - at a workplace designed to work in a sitting position, work tables must have space for placing legs at least 600 mm high and at least 450 mm deep. at the level of the knees and 600 mm. at the level of the feet, with a width of at least 500 mm. The filling station building will have a rest room for staff (8,1 m2) and a bathroom for staff (1,94 m2). A shower for the staff is not provided due to the lack of production necessity. According to SNiP 2.09.04-87 “Building norms and rules. Sanitary premises ”table 6, gas station workers belong to the group of production processes 1a. Medical care for workers will be provided at polyclinics at the place of residence. Meals for workers are provided in a specially equipped service room. The projected enterprise is intended for after-sales service of vehicles, as well as for after-sales service of drivers of vehicles and passengers in the store (The sale of consumer goods in industrial packaging is envisaged in the store's trading floor). The filling station premises include: customer service room; utility rooms of gas stations; rest room for staff; bathroom for staff; bathroom for clients; pantry; The area of ​​the customer service hall is 37,95 m2; The operating mode of the enterprise is round-the-clock. Production staff per day: gas station - 7 people; operator-cashier - 4 people; security - 2 people AUL - 1 person. The information desk of the operators, where payment for the services of the complex takes place, is located to the right of the main entrance. Delivery of consumer goods in industrial packages, auto cosmetics and related products is carried out by small-sized vehicles. 1-2 cars are unloaded per day. Loading goods into the warehouse of the store (room no. 7, 8) is carried out through the back door of room 6. From warehouses (room 7 and 8) the staff of the gas station distributes goods on the trading floor. During the delivery of goods, the gas station building is closed for a technological break from 8.00 to 8.30 or from 20.00 to 20.30. The staff accepts the goods and takes them to the hall on carts. Goods requiring refrigeration are placed in the refrigerator and freezer located on the trading floor. The form of selling goods is self-service. The assortment of the store - fast food products (like pizza), products with a long shelf life, ice cream, alcoholic and non-alcoholic drinks, canned food (meat, fish), related products (household chemicals, personal hygiene items, disposable tableware, etc.) and car care products. All products are packaged and have industrial packaging. The sale of goods requiring refrigeration is carried out from refrigeration chambers.