Looking to build a 20 x 40 under ground storage building which will be built out of 10 inch cinder block filled and reinforced with concrete and #5 rebar metal deck roof with a 4 inch thick concrete roof reinforced with #4 rebar and covered with 1ft of earth. Need to know what size I-Beams I will need to carrier the load on a 20ft span. Project in SW Virginia.
46 freelancer chào giá trung bình$920 cho công việc này
HI, I will design 3d model of storage building and provide you realistic quality. VISIT MY PORTFOLIO https://www.freelancer.com/u/Singhstudio Thanks
Greetings I am a structural engineer expert in residential commertial building let help you with this calculation for wind snow and gravitational loading