This standard specifies the terms and definitions, classification, models, basic parameters, technical requirements, test methods, inspection rules, marking, packaging and storage of fire escapes. This standard applies to fire ladders used by firefighters during fire fighting, rescue and training.
GA 137-2007 Referenced Document
GB/T 10111-1988 Methods for random sampling by utilizing dices of random number
GB/T 11253-1989 Cold-rolled plain carbon and low alloy structural steel sheets and strips
GB/T 191 Packaging.Pictorial marking for handling of goods*, 2008-04-01 Update
GB/T 6892-2000 Wrought aluminium and aluminium alloys-Extruded profiles for commercial usage