Secondary Framing Secondary Framing Secondary Framing Secondary Framing 1 1
Secondary Framing Secondary Framing Secondary Framing Secondary Framing Materials Materials 2 2
Secondary Framing Secondary Framing Secondary Framing Secondary Framing Variety of material thicknesses � Thickness range from 17 gage to 11 Thickness range from 17 gage to 11 � gage gage � Acrylic Acrylic- -coated galvanized secondary coated galvanized secondary � ( (VP Tech Perspective# 38 VP Tech Perspective# 38) (Gray and ) (Gray and Patrician Bronze also available. Patrician Bronze also available. � I ndividual members are designed for I ndividual members are designed for � specific loads specific loads 3 3
Secondary Framing Secondary Framing Secondary Framing Secondary Framing SEDs used shown on Erection Drawings 4 4
Secondary Shapes Secondary Shapes Eave Purlin Cee Zee 5 5
Common Secondary Depths 6 6
From Details, August 2008 issue 7 7
Purlins and Girts Purlins and Girts 8 8
Secondary Framing Secondary Framing Secondary Framing Secondary Framing Basic Structural Shapes Basic Structural Shapes ZEEs and CEEs - 7”, 8 1/2”, 10”, & 11 1/2” 9 9
Secondary Framing Secondary Framing Secondary Framing Secondary Framing Roof Roof 10 10
Erecting Bay Erecting Bay 11 11
Roof Secondary Framing Roof Secondary Framing Roof Secondary Framing Roof Secondary Framing Eave Members Eave Members •7” , 8 1/2”, 10”, and 11 ½ ” Depths •Always simple span because of shape 12 12
Roof Secondary Framing Roof Secondary Framing Roof Secondary Framing Roof Secondary Framing Continuous Purlins • Lap adjacent purlins Lap adjacent purlins • 13 13
Roof Secondary Framing Roof Secondary Framing Roof Secondary Framing Roof Secondary Framing 14 14
Roof Secondary Framing Roof Secondary Framing Roof Secondary Framing Roof Secondary Framing 15 15
Roof Secondary Framing Roof Secondary Framing Roof Secondary Framing Roof Secondary Framing Simple Span Purlins • Not a Structural Lap Not a Structural Lap • 16 16
Roof Secondary Framing Roof Secondary Framing Roof Secondary Framing Roof Secondary Framing Default Purlin spacings are 5’ Default Purlin spacings are 5’- -0 0 Other spacings may be used Other spacings may be used C L 17 17
Roof Secondary Framing Roof Secondary Framing Roof Secondary Framing Roof Secondary Framing Flange Braces � Bolts to purlin and frame Bolts to purlin and frame � � Prevents frame from twisting Prevents frame from twisting � � Frame benefits, Frame benefits, not not the purlin the purlin � 18 18
Secondary � New Channel Purlin New Channel Purlin � Brace Brace Consolidated G30 Consolidated G30 • • purlin brace channel purlin brace channel will be used for Erection will be used for Erection and Purlin Bracing. and Purlin Bracing. Sag angles will be Sag angles will be • • discontinued. discontinued. Used as “discrete” Used as “discrete” • • bracing, for untested bracing, for untested panels, or fixed clip panels, or fixed clip locations. locations. Not allowed with 7” Not allowed with 7” • • purlins purlins 19
Secondary 20
Secondary 21
Roof Secondary Framing Roof Secondary Framing Roof Secondary Framing Roof Secondary Framing Larger Bays Larger Bays ( 30 feet + ) ( 30 feet + ) 23 23
Roof Secondary Roof Secondary Roof Secondary Roof Secondary Larger Bays Larger Bays Larger Bays Larger Bays 11 1/2” Purlins Features: • Spans in excess of 30’ • May be used with Panel Rib roof system • Cost may be greater than Transbay 24 24
Purlins at Hip/ Valley Purlins at Hip/ Valley 25 25
Truss Truss Purlin Purlin 36 36
Secondary Secondary Truss Truss Purlin Purlin A new long span solution utilizing a truss purlin will be A new long span solution utilizing a truss purlin will be • • available. available. VP Wide Bay will still be offered, for a limited time. VP Wide Bay will still be offered, for a limited time. • • End seat depth of 8½” with an optional 2½” End seat depth of 8½” with an optional 2½” • • Two truss purlin depths available Two truss purlin depths available – – 20½” and 29½” (default 20½” and 29½” (default • • being 29½”) being 29½”) Bottom chord building bracing system only Bottom chord building bracing system only • • Rake beam and primary frames will be designed with Rake beam and primary frames will be designed with • • depths to accommodate bottom chord bracing. depths to accommodate bottom chord bracing. Available from BlueScope Buildings Manufacturing in Available from BlueScope Buildings Manufacturing in • • Monterrey, Mexico or Laurinburg, NC. Monterrey, Mexico or Laurinburg, NC. 37 37
Secondary Secondary Truss Purlin Truss Purlin – – VPCommand Screen VPCommand Screen 38 38
Secondary Secondary Trussed Trussed Purlin Purlin 39 39
Bar Joist Bar Joist 40 40
Flange Brace at Bar Joist Flange Brace at Bar Joist 41 41
Wall Secondary / Larger Bays Wall Secondary / Larger Bays Wall Secondary / Larger Bays Wall Secondary / Larger Bays A Soldier Column is used is used to reduce the to reduce the span of the span of the sidewall girts sidewall girts with larger bays with larger bays ( 30’ ( 30’- -0” + ). 0” + ). Soldier Column 42 42
Wall Secondary Soldier Column Wall Secondary Soldier Column Wall Secondary Soldier Column Wall Secondary Soldier Column 43 43
Soldier Column with Purlins Soldier Column with Purlins 44 44
Soldier Column with Bar Joist Soldier Column with Bar Joist 45 45
Soldier Column with WBTP Soldier Column with WBTP 46 46
Secondary Framing Secondary Framing Secondary Framing Secondary Framing Wall Wall 47 47
Wall Secondary Framing Wall Secondary Framing Wall Secondary Framing Wall Secondary Framing B L Eave Height Sidewall 8 1/2” Outset Girt Condition Building Width 1’-0 48 48
Secondary Girt Bracing Straps • For discrete bracing of wall secondary in long bays or when wall material is not furnished by VP girt strapping will be used. 49 49
Wall Secondary Framing Wall Secondary Framing Wall Secondary Framing Wall Secondary Framing Continuous Span Outset Girts • Girts lap at Girts lap at • frame frame connections connections • • Stronger, may Stronger, may decrease cost decrease cost 50 50
Secondary Secondary Secondary Secondary Simple Span Outset Girts • • Do not lap adjacent girts 51 51
Secondary Secondary Secondary Secondary Note: Wall fastener pattern will be staggered Simple • • Do not lap adjacent girts Span Outset Girts- Nested 52 52
53 53
AB Layout at Corner (Outset/Outset 7” & 8 ½ ”) 54 54
Wall Secondary Framing Wall Secondary Framing Wall Secondary Framing Wall Secondary Framing Simple Span Inset Girts • 1 5/ 8” standard I nset (shown) • Offset dimension may vary I nset girts must be simple • span 8 ½ ” and 10” are notched; 7” and 11” are stopped short of flange 55 55
Secondary – 7” & 11 ½ ” I nset
I nset Girts I nset Girts 57 57
Wall Secondary Framing Wall Secondary Framing Wall Secondary Framing Wall Secondary Framing B L Eave Height Sidewall Inset Girt 1 5/8” Condition Building Width 5 1/8” 58 58
59 59
Wall Secondary Framing Wall Secondary Framing Wall Secondary Framing Wall Secondary Framing B L Eave Height Sidewall Flush Girt Condition Building Width 4” 60 60
Wall Secondary Framing Wall Secondary Framing Wall Secondary Framing Wall Secondary Framing Secondary offset is the distance from outside flange of girt (Building Line) to the outside flange of the Primary Framing Member 61 61
Extended Secondary Clips Extended Secondary Clips 62 62
Wall Secondary Framing Wall Secondary Framing Wall Secondary Framing Wall Secondary Framing B C L L Purlin 1’-0 7” and 8 ½ ” Girts have 1’ – 0” BL to CL 10” and 11 ½ ” Girts Outset Endwall have 1’ – 3” BL to CL 8 1/2” Building Length 1’-0 63 63
Outset Endwall 1’ Outset Endwall 1’- Outset Endwall 1’ Outset Endwall 1’- -0” location -0” location 0” location 0” location B C L L Purlin 1’-0 Outset Endwall 8 1/2” Building Length 1’-0 64 64
Wall Secondary Framing Wall Secondary Framing Wall Secondary Framing Wall Secondary Framing B C L L Purlin 6” Inset Endwall 1 5/8 ” 5 1/8” Building Length 65 65
AB Layout at Endpost (Inset) 66 66
Wall Secondary Framing Wall Secondary Framing Wall Secondary Framing Wall Secondary Framing C B L L Purlin 6” Flush Endwall Building Length 4” 67 67
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