For some portable carports or car canopies made of galvanized steel or other metals you ll start not by digging holes.
How to build a metal roof carport.
Measure 4 feet along the building wall and mark this measurement as well.
Metal carport prices will vary depending on the style and size of carport you choose your location the gauges of metal you choose for framing and sheeting and whether you need your building certified for wind snow ratings.
One method of ensuring square is with right angle string lines.
Things you ll need hammer drill circular saw level post hole digger concrete mix three 4 x 4 x 9 posts three 4 x 4 x 11 posts six 2 x 4 x 10 rafters two 2 x 4 x 16 side beams two 2 x 4 x 9 front back beams plywood to cover the 10 x 17 roof area metal hangers nails roof shingles.
Make sure the carport is laid out square with the existing building.
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Attach the rib assemblies to the base frame and anchor the frame.
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Beginning at one of the plumb line marks measure 3 feet out from the building on the string and mark this with a felt tip pen.