Technical Booklet H Stairs Ramps Guarding and Protection from Impact·Page 16·2.3
Ramps on access routes to non-dwelling buildings
Ramps on access routes must comply with paragraphs 4.14 to 4.25. External ramps with crossfall must have a maximum gradient of 1:40.
Ramps on access routes should comply with the provisions given in paragraphs 4.14 to 4.25. See Diagram 2.1.
However, where an external ramp has a crossfall, that crossfall should have a maximum gradient of 1:40.
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