Specifically designed for the Do It Yourselfer...Brand new Simpson Steel Building Company. 27 x 30 x 10 with Galvalume roof and Colored walls.20 PSF roof snow load and 90 MPH wind load meets or exceeds most requirements.( Heavier loads available)Custom designed around your overhead door size and location requirements. Several options available. Structural engineered stamped drawings available in all 50 states. 13 colors to choose from. . Doors are not included Free shipping lower 48 states. Other sizes available for all of your steel building needs. Widths up to 120\' clear span. Also available, mini storage, farm and ranch, industrial, commercial...nationwide.