Fink trusses spaced at 20 feet on centers support W6 x 12 purlins, as shown in Figure The purlins are supported at their midpoints by sag rods. Use A36 steel and design the sag rods and the tie rod at the ridge for the following service loads. Metal deck: Built-up roof: Snow: Purlin weight: 2 psf 5 psf 18 psf of horizontal projection of the roof surface 12 pounds per foot (lb/ft) of length
Fink trusses spaced at 20 feet on centers support W6 x 12 purlins, as shown in Figure The purlins are supported at their midpoints by sag rods. Use A36 steel and design the sag rods and the tie rod at the ridge for the following service loads. Metal deck: Built-up roof: Snow: Purlin weight: 2 psf 5 psf 18 psf of horizontal projection of the roof surface 12 pounds per foot (lb/ft) of length
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
Related questions
Question
Use LRFD.
![Fink trusses spaced at 20 feet on centers support W6 x 12 purlins, as shown in
Figure The purlins are supported at their midpoints by sag rods. Use A36
steel and design the sag rods and the tie rod at the ridge for the following service
loads.
Metal deck:
Built-up roof:
Snow:
Purlin weight:
2 psf
5 psf
18 psf of horizontal projection of the roof surface
12 pounds per foot (lb/ft) of length
46.6
2 (a
12' = 24'
42′
90'
2 (@
12'-24'](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F90e58f17-cc35-4c11-beec-bb4bffe22fa2%2F7225ebb4-8d93-4b94-a1a0-545db06a36a2%2Faeuol14_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Fink trusses spaced at 20 feet on centers support W6 x 12 purlins, as shown in
Figure The purlins are supported at their midpoints by sag rods. Use A36
steel and design the sag rods and the tie rod at the ridge for the following service
loads.
Metal deck:
Built-up roof:
Snow:
Purlin weight:
2 psf
5 psf
18 psf of horizontal projection of the roof surface
12 pounds per foot (lb/ft) of length
46.6
2 (a
12' = 24'
42′
90'
2 (@
12'-24'
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