توضیحات :
NFPA 1931 – Standard for Manufacturer’s Design of Fire Department Ground Ladders
۲۰۲۰ Edition
Chapter 1 Administration
۱-۱ Scope.
۱-۱-۱* 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.
۱-۱-۲ The tests specified herein are the responsibility of the ladder manufacturer only and are not to be performed by fire departments.
۱-۲ Purpose.
۱-۲-۱* This standard provides the manufacturer of fire department ground ladders with a set of performance requirements against which ladders are to be certified to ensure that the ground ladders are reliable and safe to use.
۱-۲-۲ It is not the purpose of this standard to specify the details of construction.
۱-۲-۳ The limitations imposed are for the purpose of providing reasonable safety requirements and establishing test methods.
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