What is the length of the wind bracing bars?
4' bow spacings = 57" 5' bow spacings = 68"
What is the length of the crossbars?
The crossbar is 68" long, no matter if it's for a 14' or 16' wide tunnel.
4' bow spacings = 57" 5' bow spacings = 68"
The crossbar is 68" long, no matter if it's for a 14' or 16' wide tunnel.