Wind Design Considerations for Steel Joists and Joist Girders - SEAoT

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2005 SJI Standard Specification forOpen Web Steel Joists, K-Series5.6 END ANCHORAGE(b) SteelEnds of K-Series Joists resting on steel supports shall beattached thereto with a minimum of two 1/8 inch (3 millmeters)fillet welds 1 inch (25 millmeters) long, or with two 1/2 inch (13millimeters) ASTM – A307 bolts, or the equivalent. When K-Series Joists are used to provide lateral stability to thesupporting member, the final connection shall be made bywelding or as designated by the specifying professional.(c) UpliftWhere uplift forces are a design consideration, roof joistsshall be anchored to resist such forces (Refer to Section 5.11Uplift).SEAoT State Conference November 6-8, 2008 Houston TX SEAoT - 64
2005 SJI Standard Specification forLongspan Steel Joists, LH-SeriesDeep Longspan Steel Joists, DLH-Series104.7 END ANCHORAGE(b) SteelEnds of LH- and DLH-Series Joists resting on steel supportsshall be attached thereto with a minimum of two 1/4 inch (6millmeters) fillet welds 2 inches (51 millmeters) long, or with two3/4 inch (19 millimeters) ASTM – A307 bolts, or the equivalent.When LH/DLH-Series Joists are used to provide lateral stabilityto the supporting member, the final connection shall be made bywelding or as designated by the specifying professional.(c) UpliftWhere uplift forces are a design consideration, roof joists shallbe anchored to resist such forces (Refer to Section 104.12Uplift).SEAoT State Conference November 6-8, 2008 Houston TX SEAoT - 65
Page 2 and 3:
Introduction‣ Commercial manufact
Page 4 and 5:
Windstorm Damage to Roof in Texas05
Page 6 and 7:
Hurricane Charley Category 4 StormA
Page 8 and 9:
Population Trends in Hurricane-Pron
Page 10:
Roof Design to Resist Uplift Loads
Page 15 and 16: 2005 SJI Standard Specification for
Page 17 and 18: 2005 SJI Code of Standard Practice1
Page 20 and 21: 2005 SJI Code of Standard Practice6
Page 23 and 24: 2006 International Building Code•
Page 25 and 26: Standards and Codes• 2005 SJI Sta
Page 27 and 28: ASCE 7-05 Basic Wind Speed MapSEAoT
Page 29 and 30: ASCE 7-05 Specified Wind LoadsSEAoT
Page 31 and 32: ASCE 7-05 Specified Wind LoadsWhat
Page 33 and 34: ASCE 7-05 Specified Wind Loads• M
Page 36 and 37: Properly Applying Wind Loads toStee
Page 38 and 39: Properly Applying Wind Loads toStee
Page 41 and 42: Wind Design Considerations forSteel
Page 43 and 44: Wind Design Considerations forSteel
Page 45 and 46: Properly Applying Lateral Loads toS
Page 47 and 48: Properly Applying Lateral Loads toS
Page 49 and 50: Typical Roof Framing using K-Series
Page 51 and 52: Profile of SJI Standard K-SeriesOpe
Page 53 and 54: Joist Seat Test Program Parameters
Page 55 and 56: Experimental Test SetupINSTRUMENTAT
Page 57 and 58: Typical Load-Deformation BehaviorTe
Page 59 and 60: Yield Line PatternsShort and Long A
Page 61 and 62: Yield Line Analysis Using Virtual W
Page 63: Research Programs Recommendations
Page 67 and 68: P n = 2 M p L yl / aASD Design Proc
Page 69 and 70: Recommended Bearing Seat Designto R
Page 71 and 72: Recommended Bearing Seat Designto R
Page 77 and 78: Design ExampleDimensions:Length, l
Page 79 and 80: Design ExampleBasic wind speed, fro
Page 81 and 82: Steel Joist and Joist Girder Layout
Page 83 and 84: Steel Joist Design20K6 Rod Web @ 40
Page 85 and 86: Steel Joist DesignDesign DataEnd We
Page 87 and 88: Placement of Bridging to ResistUpli
Page 93 and 94: Summary and Conclusions• Wind for
Page 95: Any Questions?SJI Website: http://w
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Wind Design Considerations for Steel Joists and Joist Girders - SEAoT

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