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As per the CPWD Handbook on Barrier Free and Accessibility, 2014, Government of I ndia, the minimum length of a straight ramp in metre to raise a wheelchair to the plinth level of 600 mm, is ___________
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- 3.2
- 7.2
- 3.6
- 72
Correct Option: A
As per CPWD handbook on Barrier Free and Accessibility 2014, maximum gradient of ramp should be 1 : 12. It means to raise a height of 1 m (1000 mm), it requires 12 m (12000 mm) length of ramp.
Thus, to raise a wheelchair to height 600 mm, it requires 12 × 600 = 7200 mm = 7.2 m ramp
