Safe Uniformly distributed loads (U.D.L.) in kilonewtons per square metre on simply supported panels with deflections (D) in mm. Based on a maximum permissible stress of 180 N/mm2 which allows for a safety factor of 1.6.
Note: For pedestrain traffic there are three loading categories which are (a) light duty. (b) normal duty and © heavy duty. These categories are described as (a) access limited to one person only, (b) regular two way traffic and © high density traffic, Bs4592, part one 1987.