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

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

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JAMESAllowable Load Dataempty Pre-riggedSupertrussSpan 8' sectionsfeet ( meters)2) 16 (4.88)3) 24 (7.3)4) 32 (9.75)5) 40 (12.2)6) 48 (14.6)7) 56 (17.1)8) 64 (19.5)9) 72 (22)10) 80 (24.4)11) 88 (26.8)ENGINEERINGMaximum Allowable Uniform LoadsLoadspounds (kgs)7339 (3329)*7251 (3289)*7162 (3249)*7074 (3209)*6556 (3110)5112 (2319)3668 (1664)2668 (1210)1884 (855)1314 (596)Maximum deflectioninches (mm)0.12(3)0.43(11)1.0 (25)1.9 (49)3.55 (90)4.14 (105)4.72 (120)5.32 (135)5.9 (150)6.5 (165)PRE-RIGSUPERTRUSSMaximum Allowable Center Point LoadsLoadspounds (kgs)7339 (3329)*7251 (3289)*7162 (3249)*5454 (2474)3428 (1555)2557 (1160)1834 (832)1334 (605)941 (427)657 (298)Maximum deflectioninches (mm)0.945 (5)1.26 (18)1.69 (40)1.9 (49)3.55 (90)4.14 (105)4.72 (120)5.32 (135)5.9 (150)6.5 (165)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' sectionVertical connecting forkHorizontal connecting fork2 per unit5' 6" section60 Degree corner gate 90 Degree corner gate 3 Way gateSquare support plate15" Tower sleeve plateD10

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