斜埋一邊係因為香港多雨水,要做路面去水
呢樣野港英時期已經定好左,法例寫明架
(Cap. 123, section 38)
21.Camber and crossfall
(1)Save where a bend in any private street, cul-de-sac or access road is super-elevated, the carriageway therein shall have a camber of 1 in 40.
(2)Every footpath shall have a crossfall towards the kerb of 1 in 48.