Secondary - Truss Purlins

(Revised 08/04/2023)

Assembly

Chords

Web Members

End Seats

Connections

Factory Installed Vertical Supports

Field Installed Vertical Support

Truss Assembly <<

Truss Depths	Lengths - Minimum to Maximum	Panel Point Spacing
30”	11’-6” through 60’-0”	52”
34”	13’-0” through 60’-0”	60”
40”	15’-6” through 60’-0”	72”

Chords <<

Finish	Available Material Thickness
G30	0.060” 0.073” 0.079” 0.088” 0.113” 0.1345”

Web Members <<

Web Type	Web Assembly Type	Wall Thickness
Intermediate Web	TIWR – Reinforced	0.068” or 0.090”
	TIWU – Unreinforced *	0.068” or 0.090”
	TIWDU – Unreinforced**	0.090”
End Web	TEWRA - Reinforced	0.090” or 0.108” 0.090” or 0.108”
	TEWUA - Unreinforced
*1.315” OD x 0.090” unreinforced interior webs are invoked only when vertical shear joint loads require a ¼” x 2” x 2” washer. (Reference DP 4.3.1) ** TIWDU is not automated and must be manually added.

End Seats <<

· Two Seat Lengths are available: 5” (TESA05) & 10” (TESA10)

· 5” seat available with 9/16”∅ holes

· 10” seat available with 9/16” ∅ and 13/16” ∅ holes

5” SEAT (TESA05)

10” SEAT (TESA10)

Connections <<

· All web to chord and seat connections use factory installed 5/8”-11 x 1.750” Grade 8 bolts.

· No field modifications permitted to calibrated factory connections.

· SED TR022 will be included with every truss order.

Factory Installed Vertical Support <<

Field Installed Vertical Support <<