Page 124 - Building Regulation Design Guidelines - Architecture Book (Blue Code)

SEcTION 14 ACCESS RAMPS REQUIREMENTS SEcTION: 14 ACCESS RAMPS REQUIREMENTS

A ramp is defined as a sloping vehicular / pedestrian way, attached to the building 14.1.4 The minimum vertical clear height above any point on the ramp
as a means of moving from one floor level to another without encountering any shall be 2.4 meter.
obstruction.
14.1.5 For one-way straight ramps, minimum acceptable width is 3.0
Natural or mechanical ventilation and lighting shall be provided for every part of meters and 6.3 meters for a two-way straight ramp. Where a
the ramp as per Authority related code with all the necessary provisions made for barrier is used between lanes to separate traffic flows, each lane
cleaning and draining off rainwater.
should be at least 3.0 meters wide for straight and 3.5 meters for
curved ramp lanes with a minimum inner radius of 4.5 meters.
14.1 VEhIcLE RAMPS
(figure -51)
14.1.1 Straight ramps shall have a slope of not more than 10%; and
curved ramp not more than 8%. ( figure -49)
Curb

Inner Radius ≥4.5m Slope ≤8%
≥ 3.0 m min
Ramp
≥ 3.5 m
Curb

R ≥ 4.5 m
Slope ≤10%
Outer Radius ≥8.0m
One-Way Single Lane
Figure -49 Straight and Curved Vehicles Ramps Requirements

14.1.2 Driveways used exclusively for ingress and egress shall not Straight Ramp Up ≥ 3.0 m
exceed 10% slope. ≥ 0.3 m
14.1.3 Parking stalls and vehicle maneuvering areas shall not exceed ≥ 3.5 m Down ≥ 3.0 m
Curved Ramp
2% slope. (Figure -50) ≥ 3.5 m

Slope ≤2% R ≥ 4.5 m Curb

R ≥ 8.0 m

Two-Way Single Lane
Figure-51 Straight and Curved Vehicles Ramps Dimensions
Figure -50 Vehicles Sloped Parking Area

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