NFPA 1931 消防梯设计和设计验证试验标准
日期:2012-02-10 11:36
NFPA 1931 Standard for Manufacturer's Design of Fire Department Ground Ladders
NFPA 1931 消防梯设计和设计验证试验标准
1.1.1* This standard specifies the requirements for the design of fire department ground ladders and for the design verification tests that are to be conducted by the ground ladder manufacturer. 1.1.2 The tests specified herein are the responsibility of the ladder manufacturer only and are not to be performed by fire departments.
Safeguard fire fighter entry -- make sure ladder
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