Carport Beam Span Calculator. Roof loads are used to determine the size of beams joists and columns that support a roof. 20 psf 2X8 2X10 Dead Load 5 psf Live Load 10 psf 2X4 2X6 ALLOWABLE SPANS FOR DF 2 ROOF RAFTERS Light Dead Load up to 15 psf Max.
We have learned from our experience to use at least a 3 14x131 groove shank nail in. 1 may be used for a 16-0 garage opening in one-story patio or carport structures. Beam span maximums are based on a maximum anticipated live load as well as other factors.
Measuring Pergola Dimensions Learn The Standard How To Measure For A At Depot.
A span options calculator allows selection of multiple species and grades for comparison. 4X12 DF No. CB150-16 Beam span table used W 3600 Width of Frame Rafter span χ 6410 Fascia Beam span The CB150-16 beam achieves the 6000mm span for the fascia beam and can be used for the rafters. Rafter span tables - Use these tables to determine lengths sizes and spacing of rafters based on a variety of factors such as species load grade spacing and pitch.