EXTERIOR CONCERT SLAB FOOTING AND EXTERIOR WALL DETAIL AT PORCH HOUSE ACCORDING TO THE CALIFORNIA BUILDING COD , FILE COMPATIBLE WITHE AUTOCAD 2004 AND NEWER VERSIONS. Add to wish list $5.00 – Purchase Checkout Added to cart You must log in to submit a review. Username or Email Address Password Remember Me Buying Options Add to wish list $5.00 – Purchase Checkout Added to cart