A ramp is a sloping surface and it is adopted as a substitute for stair for easy connection between floors. The important features of a ramp are
The usual slope of ramp is 1 in 15, but a slope of 1 in 10 is desirable. This indicates that the ramp requires more space.
The flooring of ramp should be non-slippery.
The shape of ramp need not be straight. It may be of any geometrical shape such as zigzag, spiral, curve etc.
The ramps are provided at places such as garages, railway stations , stadiums, town halls, office buildings, etc. where movement of large number of persons or vehicle is likely to occur.