Browse Standards J987_199404
Historical REVISED 1994-04-05

Lattice Boom Cranes-Method of Test J987_199404

This SAE Recommended Practice applies to mobile construction-type lifting cranes utilizing rope-supported, lattice-type boom crane structures. The purpose of this test method is to provide a systematic nondestructive procedure for determining the stresses induced in crane structures under specified conditions of static loading through use of resistance-type electric strain gages, and to specify appropriate acceptance criteria for specified loading conditions.
J987_201208
2012-08-20
Latest
Revised
J987_200306
2003-06-10
Historical
Revised
J987_199404
1994-04-05
Historical
Reaffirmed
J987_198504
1985-04-01
Historical
Revised

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