Current Catalog - John S. Hyatt & Associates, Inc.

JAMESAllowable Load Dataempty single Pre-riggedsupertrussSpan 8' sectionsfeet ( meters)2) 16 (4.8)4) 32 (9.75)5) 40 (12.2)6) 48 (14.63)8) 64 (19.5)10) 80 (24.3)11) 88 (26.4)ENGINEERINGMaximum AllowableUniform LoadsLoadspounds (kgs)7355 (3336)*7209 (3270)*5683 (2578)4303 (1952)2568(1165)1534(696)1142 (518)2.2 (55)3.5 (88)5.0 (126)5.79 (147)SINGLE BAR PRE-RIGSUPERTRUSSMaximum deflectioninches (mm)0.12 (3)0.98 (25)1.6 (40)Maximum AllowableCenter Point LoadsLoadspounds (kgs)7355 (3336)*4215 (1912)2842 (1289)2152 (976)1285 (583)767 (348)571 (259)Maximum deflectioninches (mm)0.(5)0.98 (25)1.6 (40)2.2 (55)3.5 (88)5.0 (126)5.79 (147)LOADING FIGURES show maximum loads between supports in addition to self weight of truss. Information extracted fromstructural report by The Broadhurst Partnership. * Denotes load limited to suit maximum shear capacity. All loads include a20% overload factor for dynamic effects.(Connecting forksare shown largerfor clarity)8 ft sectionVertical connecting forkHorizontal connecting fork2 per unit5 ft 6" section3 Way gate60 Degree corner gate90 Degree corner gateSquare support plateD12