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The location of the storage locations and the internal

passages for middle class car (dimensions are shown831 in millimeters)

а

b

c

 

 

 

Planning types of parking lots:

a — manege; b — box; c - box in an enclosed space

832

Protection zone in places of car storage. The distance from cars

833

In the buildings of car parking lots, it is allowed to provide service rooms for service and on-duty personnel (control and cash points, control room, security), technical purposes (for engineering equipment), sanitary blocks, a storage room for customers ' luggage, rooms for the disabled, elevators for people.

If it is necessary to set up premises for car service and repair posts, diagnostics, washing, etc. as part of a parking lot, a separate building, room or group of rooms should be provided for this purpose. These entrances must be isolated from the entrances to the parking lot, and the height of these premises must be at least 2.8 m. In parking lots built into constructions of other purposes, it is not allowed to provide common conventional stairwells and common elevator shafts. To ensure the functional connection of the parking lot and other buildings stairwells of the parking lot are usually recommended to be provided in the lobby of the main entrance of the specified building with the installation of air-lock vestibules on the floors of the parking lot in case of fire.

834

It is necessary to provide ramp (ramps) inter-floor floors, or special elevators (mechanized devices) for moving cars in multistorey buildings of parking lots. The number of ramps and, accordingly, the number of necessary exits and entrances in parking lots are determined depending on the number of cars located on all floors, except the first (for underground parking — on all floors), taking into account the mode of use of the parking lot. As a rule, the type and number of ramps can be accepted for the number of cars:

up to 100 — one single-track ramp with the use of appropriate signaling;

up to 1000 — one double-track ramp or two single-track ramps;

over 1000 — two double-track ramps.

835

Ramps in parking lots must meet the following requirements: - the width of the roadway of single — track ramps should be:

for straight-line-the width of the car + 0.8 m, but not less than 2.5 m;

-for curved — the width of the lane formed in the plan by the projection of a moving car, + 1 m, but not less than 3.5 m;

-the longitudinal slope of closed straight ramps along the axis of the traffic lane should be no more than 18%, curved ramps — no more than 13%, the longitudinal slope of open ramps (not protected from snow and rain) — no more than 10%;

-the transverse slope of the ramps should not be more than 6%;on ramps with pedestrian traffic, a sidewalk with a width of at least 0.8 m must be provided.

836

From each floor of the fire compartment of parking lots (except for mechanized parking lots), at least two dispersed evacuation exits must be provided directly to the outside or to the stairwells. It is allowed to provide one of the evacuation exits on an isolated ramp. The permissible distance from the most remote storage location to the nearest evacuation exit should be taken from the table:

Type of parking

Distance to the nearest evacuation exit at the location of the

lot

vehicle storage area, m

 

between evacuation exits

 

in the dead-end part of the

 

 

 

 

 

room

Underground

40

 

20

Aboveground

60

 

25

 

 

 

837

 

 

 

 

In buildings of parking lots in which the ramp at once serves as an escape route, a sidewalk with a width of at least 0.8 m is arranged on one side of the ramp. Stairs as escape routes must have a width of at least 1 m.

In places of passage and storage of cars, the height of the premises and gates from the floor to the bottom of the protruding structures and suspended equipment must be at least 0.2 m higher than the maximum height of the car and be at least 2.2 m; on the ramp, it is allowed to reduce it to 2.0 m. Minimum dimensions of storage places:

the length of the parking lot is 5.0 m, width is 2.3 m (for disabled people using wheelchairs — 3.5 m).

Car storage facilities may be provided without natural light or with insufficient natural light due to biological effects.

838

MECHANIZED PARKING LOTS FOR PASSENGER

CARSCARS

The composition and area of the premises, storage cells (places), and parameters of parking lots are accepted in accordance with the technical features of the car parking system used. The control of the mechanized device, control over its operation and fire safety of the parking lot should be carried out from the control room located on the landing floor.

A parking block with a mechanized device can have a capacity of no more than 50 parking spaces and a building height of no more than 28 m.

Each of the blocks of the mechanized parking lot must be provided with an entrance for fire trucks and the possibility of access for fire departments to any floor.

839

Underground parking in the residential complex "Champion-Park" in Michurinsky Prospekt in Moscow, "Archproekt-2", 2012

840

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