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AISI S310-20, North American Standard for the Design of Profiled Steel Diaphragm Panels, 2020
- S310-20 [Go to Page]
- DISCLAIMER
- A. GENERAL PROVISIONS [Go to Page]
- A1 Scope, Applicability, and Definitions [Go to Page]
- A1.1 Scope
- A1.2 Applicability
- A1.3 Definitions
- A2 Materials
- A3 Loads
- A4 Referenced Documents
- A5 Units of Symbols and Terms
- B. SAFETY FACTORS AND RESISTANCE FACTORS [Go to Page]
- B1 Safety Factors and Resistance Factors of Diaphragms With Steel Supports [Go to Page]
- B1.1 Floor, Roof, or Wall Steel Diaphragm Construction
- C. DIAPHRAGM AND WALL DIAPHRAGM DESIGN [Go to Page]
- C1 General
- C2 Strength Design
- C3 Deflection Requirements
- D. DIAPHRAGM NOMINAL SHEAR STRENGTH PER UNIT LENGTH AND STIFFNESS DETERMINED BY CALCULATION [Go to Page]
- D1 Diaphragm Shear Strength per Unit Length Controlled by Connection Strength, Snf [Go to Page]
- D1.1 Support Connection Shear Strength in Fluted Deck or Panels, Pnf and Pnfs [Go to Page]
- D1.1.1 Arc Spot Welds or Arc Seam Welds on Steel Supports
- D1.1.2 Screws Into Steel Supports
- D1.1.3 Power-Actuated Fasteners Into Steel Supports
- D1.1.4 Fasteners Into Wood Supports [Go to Page]
- D1.1.4.1 Safety Factors and Resistance Factors
- D1.1.4.2 Screw or Nail Connection Strength Through Bottom Flat and Into Support
- D1.1.4.3 Screw or Nail Connection Strength Through Top Flat and Into Support
- D1.1.5 Other Connections With Fasteners Into Steel, Wood or Concrete Support
- D1.1.6 Support Connection Strength Controlled by Edge Dimension and Rupture
- D1.2 Sidelap Connection Shear Strength [Resistance] in Fluted Deck or Panel, Pns [Go to Page]
- D1.2.1 Arc Spot Welds
- D1.2.2 Fillet Welds Subject to Longitudinal Shear
- D1.2.3 Flare Groove Welds Subject to Longitudinal Shear
- D1.2.4 Top Arc Seam Sidelap Welds Subject to Longitudinal Shear
- D1.2.5 Sidelap Screw Connections
- D1.2.6 Non-Piercing Button Punch Sidelap Connections
- D1.2.7 Other Sidelap Connections
- D1.3 Diaphragm Shear Strength per Unit Length Controlled by Support Connection Strength Through Insulation, Snf [Go to Page]
- D1.3.1 Screws Through Bottom Flat of Panel Over Insulation and Into Steel Supports [Go to Page]
- D1.3.1.1 Screws at Interior Flutes
- D1.3.1.2 Screws at Exterior Flute With Lap-Down at Sidelap
- D1.3.1.3 Lap-Up Condition at Sidelap With Screws Not Into Support
- D1.3.2 Screws Through Top Flat of Panel Over Insulation and Into Steel or Wood Supports [Go to Page]
- D1.3.2.1 Screws at Interior Flutes
- D1.3.2.2 Lap-Up Condition With Sidelap Screws Into Support
- D1.3.3 Screws Through Bottom Flat of Panel Over Insulation and Into Wood Supports
- D1.3.4 Nails Through Bottom or Top Flat of Panel Over Insulation and Into Wood Supports
- D1.3.5 Other Support Fasteners Through Insulation
- D1.4 Fluted Acoustic Panel With Perforated Elements
- D1.5 Cellular Deck [Go to Page]
- D1.5.1 Safety Factors and Resistance Factors for Cellular Deck
- D1.5.2 Connection Strength and Design
- D1.6 Standing Seam Panels
- D1.7 Double-Skinned Panels
- D2 Diaphragm Shear Strength per Unit Length Controlled by Stability, Snb [Go to Page]
- D2.1 Cellular Deck
- D3 Shear and Uplift Interaction [Go to Page]
- D3.1 Support Connections [Go to Page]
- D3.1.1 Arc Spot Welds
- D3.1.2 Screws [Go to Page]
- D3.1.2.1 Screws Into Steel Supports
- D3.1.2.2 Screws Through Bottom Flats Into Wood Supports
- D3.1.3 Power-Actuated Fasteners
- D3.1.4 Nails Through Bottom Flats Into Wood Supports
- D3.2 Sidelap Connections
- D4 Steel Deck Diaphragms With Structural Concrete or Insulating Concrete Fills [Go to Page]
- D4.1 Safety Factors and Resistance Factors
- D4.2 Structural Concrete-Filled Diaphragms
- D4.3 Lightweight Insulating Concrete-Filled Diaphragms
- D4.4 Perimeter Fasteners for Concrete-Filled Diaphragms [Go to Page]
- D4.4.1 Steel Headed Stud Anchors
- D5 Diaphragm Stiffness [Go to Page]
- D5.1 Stiffness of Fluted Panels [Go to Page]
- D5.1.1 Fluted Panels Without Perforated Elements
- D5.1.2 Fluted Acoustic Panels With Perforated Elements
- D5.2 Connection Flexibility [Go to Page]
- D5.2.1 Welds Into Steel [Go to Page]
- D5.2.1.1 Arc Spot or Arc Seam Welds
- D5.2.1.2 Top Arc Seam Sidelap Welds
- D5.2.2 Screws Into Steel
- D5.2.3 Wood Screws or Nails Into Wood Supports
- D5.2.4 Power-Actuated Fasteners Into Supports
- D5.2.5 Non-Piercing Button Punch Fasteners at Steel Panel Sidelaps
- D5.2.6 Other Fasteners – Flexibility Determined by Tests
- D5.3 Stiffness of Cellular Deck [Go to Page]
- D5.3.1 Cellular Deck Without Perforations
- D5.3.2 Cellular Deck With Perforations
- D5.4 Stiffness of Concrete-Filled Diaphragms [Go to Page]
- D5.4.1 Stiffness of Structural Concrete-Filled Diaphragms
- D5.4.2 Stiffness of Insulating Concrete-Filled Diaphragms
- D6 Diaphragm Flexibility
- E. DIAPHRAGM NOMINAL SHEAR STRENGTH PER UNIT LENGTH AND STIFFNESS DETERMINED BY TEST [Go to Page]
- E1 Strength and Stiffness of a Prototype Diaphragm System [Go to Page]
- E1.1 Test Protocol
- E1.2 Design Using Test-Based Analytical Equations [Go to Page]
- E1.2.1 Test Assembly Requirements
- E1.2.2 Test Calibration
- E1.2.3 Laboratory Testing Reports
- E2 Single Diaphragm System [Go to Page]
- E2.1 Test System Requirements [Go to Page]
- E2.1.1 Fastener and Weld Requirements
- E2.1.2 Concrete Requirements
- E2.2 Test Calibration
- E2.3 Laboratory Testing Reports
- E2.4 Adjustment for Design [Go to Page]
- E2.4.1 Adjustment to Strength of Diaphragms Without Structural Concrete Fill
- E2.4.2 Adjustment to Strength of Diaphragms With Structural Concrete Fill
- E2.5 Test Results Interpretation
- Appendix 1: Determination of Factors, Dn and (c [Go to Page]
- 1.1 General [Go to Page]
- 1.1.1 Scope
- 1.1.2 Applicability
- 1.2 Determination of Warping Factor, Dn
- 1.3 Determination of Support Factor, (c
- 1.4 Determination of Warping Factor Where Insulation Is Not Present Beneath the Panel
- 1.5 Determination of Warping Factor Where Insulation is Present Beneath the Panel
- 1.6 Determination of Warping Factor for Perforated Deck
- Appendix 2: Strength at Perimeter Load Delivery Point [Go to Page]
- 2.1 General [Go to Page]
- 2.1.1 Scope
- 2.1.2 Applicability
- 2.2 Connection Design
- 2.3 Axial Compression Design in Panel
- 2.3.1 Combined Compressive Axial Load and Bending in Panel
- 2.4 Axial Tension Design in Panel [Go to Page]
- 2.4.1 Combined Tensile Axial Load and Bending in Panel
- S310-20-C [Go to Page]
- TABLE OF CONTENTS
- A. GENERAL PROVISIONS [Go to Page]
- A1 Scope, Applicability, and Definitions [Go to Page]
- A1.1 Scope
- A1.2 Applicability
- A1.3 Definitions
- A2 Materials
- A3 Loads
- A4 Referenced Documents
- A5 Units of Symbols and Terms
- B SAFETY FACTORS AND RESISTANCE FACTORS [Go to Page]
- B1 Safety Factors and Resistance Factors of Diaphragm With Steel Supports [Go to Page]
- B1.1 Floor, Roof, or Wall Steel Diaphragm Construction
- C. DIAPHRAGM AND WALL DIAPHRAGM DESIGN [Go to Page]
- C1 General
- C2 Strength Design
- C3 Deflection Requirements
- D. DIAPHRAGM NOMINAL SHEAR STRENGTH PER UNIT LENGTH AND STIFFNESS DETERMINED BY CALCULATION [Go to Page]
- D1 Diaphragm Shear Strength per Unit Length Controlled by Connection Strength, Snf [Go to Page]
- D1.1 Support Connection Shear Strength in Fluted Deck or Panels, Pnf and Pnfs [Go to Page]
- D1.1.1 Arc Spot Welds or Arc Seam Welds on Steel Supports
- D1.1.2 Screws Into Steel Supports
- D1.1.3 Power-Actuated Fasteners Into Steel Supports
- D1.1.4 Fasteners Into Wood Supports [Go to Page]
- D1.1.4.1 Safety Factors and Resistance Factors
- D1.1.4.2 Screw or Nail Connection Strength Through Bottom Flat and Into Support
- D1.1.4.3 Screw or Nail Connection Strength Through Top Flat and Into Support
- D1.1.5 Other Connections With Fasteners Into Steel, Wood, or Concrete Support
- D1.1.6 Support Connection Strength Controlled by Edge Dimension and Rupture
- D1.2 Sidelap Connection Shear Strength [Resistance] in Fluted Deck or Panel, Pns [Go to Page]
- D1.2.1 Arc Spot Welds
- D1.2.2 Fillet Welds Subject to Longitudinal Shear
- D1.2.3 Flare Groove Welds Subject to Longitudinal Shear
- D1.2.4 Top Arc Seam Sidelap Welds Subject to Longitudinal Shear
- D1.2.5 Sidelap Screw Connections
- D1.2.6 Non-Piercing Button Punch Sidelap Connections
- D1.2.7 Other Sidelap Connections
- D1.3 Diaphragm Shear Strength per Unit Length Controlled by Support Connection Strength Through Insulation, Snf [Go to Page]
- D1.3.1 Screws Through Bottom Flat of Panel Over Insulation and Into Steel Supports [Go to Page]
- D1.3.1.1 Screws at Interior Flutes
- D1.3.1.2 Screws at Exterior Flute With Lap-Down at Sidelap
- D1.3.1.3 Lap-Up Condition at Sidelap With Screws Not Into Support
- D1.3.2 Screws Through Top Flat of Panel Over Insulation and Into Steel or Wood Supports [Go to Page]
- D1.3.2.2 Lap-Up Condition With Sidelap Screws Into Support
- D1.3.3 Screws Through Bottom Flat of Panel Over Insulation and Into Wood Supports
- D1.3.4 Nails Through Bottom or Top Flat of Panel Over Insulation and Into Wood Supports
- D1.3.5 Other Support Fasteners Through Insulation
- D1.4 Fluted Acoustic Panel With Perforated Elements
- D1.5 Cellular Deck [Go to Page]
- D1.5.1 Safety Factors and Resistance Factors for Cellular Deck
- D1.5.2 Connection Strength and Design
- D1.6 Standing Seam Panels
- D1.7 Double-Skinned Panels
- D2 Diaphragm Shear Strength per Unit Length Controlled by Stability, Snb [Go to Page]
- D2.1 Cellular Deck
- D3 Shear and Uplift Interaction [Go to Page]
- D3.1 Support Connections [Go to Page]
- D3.1.1 Arc Spot Welds
- D3.1.2 Screws [Go to Page]
- D3.1.2.1 Screws Into Steel Supports
- D3.1.2.2 Screws Through Bottom Flats Into Wood Supports
- D3.1.3 Power-Actuated Fasteners
- D3.1.4 Nails Through Bottom Flats Into Wood Supports
- D3.2 Sidelap Connections
- D4 Steel Deck Diaphragms With Structural Concrete or Insulating Concrete Fills [Go to Page]
- D4.1 Safety Factors and Resistance Factors
- D4.2 Structural Concrete-Filled Diaphragms
- D4.3 Lightweight Insulating Concrete-Filled Diaphragms
- D4.4 Perimeter Fasteners for Concrete-Filled Diaphragms [Go to Page]
- D4.4.1 Steel-Headed Stud Anchors
- D5 Diaphragm Stiffness [Go to Page]
- D5.1 Stiffness of Fluted Panels [Go to Page]
- D5.1.1 Fluted Panels Without Perforated Elements
- D5.1.2 Fluted Acoustic Panels With Perforated Elements
- D5.2 Connection Flexibility [Go to Page]
- D5.2.1 Welds Into Steel [Go to Page]
- D5.2.1.1 Arc Spot or Arc Seam Welds
- D5.2.1.2 Top Arc Seam Sidelap Welds
- D5.2.2 Screws Into Steel
- D5.2.3 Wood Screws or Nails Into Wood Supports
- D5.2.4 Power-Actuated Fasteners Into Supports
- D5.2.5 Non-Piercing Button Punch Fasteners at Steel Panel Sidelaps
- D5.2.6 Other Fasteners – Flexibility Determined by Tests
- D5.3 Stiffness of Cellular Deck [Go to Page]
- D5.3.1 Cellular Deck Without Perforations
- D5.3.2 Cellular Deck With Perforations
- D5.4 Stiffness of Concrete-Filled Diaphragms [Go to Page]
- D5.4.1 Stiffness of Structural Concrete-Filled Diaphragms
- D5.4.2 Stiffness of Insulating Concrete-Filled Diaphragms
- D6 Diaphragm Flexibility
- E. DIAPHRAGM NOMINAL SHEAR STRENGTH [RESISTANCE] PER UNIT LENGTH AND STIFFNESS DETERMINED BY TEST [Go to Page]
- E1 Strength and Stiffness of a Prototype Diaphragm System [Go to Page]
- E1.1 Test Protocol
- E1.2 Design Using Test-Based Analytical Equations [Go to Page]
- E1.2.1 Test Assembly Requirements
- E1.2.2 Test Calibration
- E1.2.3 Laboratory Testing Reports
- E2 Single Diaphragm System [Go to Page]
- E2.1 Test System Requirements [Go to Page]
- E2.1.1 Fastener and Weld Requirements
- E2.1.2 Concrete Requirements
- E2.2 Test Calibration
- E2.3 Laboratory Testing Reports
- E2.4 Adjustment for Design
- E2.4.1 Diaphragms Without Structural Concrete Fill
- E2.4.2 Diaphragms With Structural Concrete Fill
- E2.5 Test Results Interpretation
- APPENDIX 1: DETERMINATION OF FACTORS, Dn AND c [Go to Page]
- 1.1 General [Go to Page]
- 1.1.1 Scope
- 1.1.2 Applicability
- 1.2 Determination of Warping Factor, Dn
- 1.3 Determination of Support Factor, (c
- 1.4 Determination of Warping Factor Where Insulation Is Not Present Beneath the Panel
- 1.5 Determination of Warping Factor Where Insulation is Present Beneath the Panel
- 1.6 Determination of Warping Factor for Perforated Deck
- APPENDIX 2: STRENGTH AT PERIMETER LOAD DELIVERY POINT
- REFERENCES [Go to Page]