Hasluck, Paul N. (Paul Nooncree), 1854-1931, ed · Philadelphia, D. McKay · leaf 246
out 9 in. by 4 in. and thebraces and struts 4 in. by 4 in., the wholebeing held together by f-in. or f-in. boltspassing through the heads and sills, andthus connecting them. The towers are oftentied together by bracing. GANTRIES, STAGING, AND SHORING. 223 ^ in connection with the construction of… … Fig. 776.—Conventional View of a Movable Gantry to support Traveller. Movable Gantry to Support Traveller. The beams for SUpporting the rails are 34 ft., A gantry of this description is illustrated allowing the traveller to work on the out- at Fig. 776. These are used principally side of the side…
Carpentry · Joinery
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