How Do You Determine The Amount & Size Of Rebar In A Concrete Slab?
Long, narrow and load-bearing concrete structures are often strengthened with pieces of reinforcing bar, often called rebar. Rebar is necessary for many concrete building projects and recommended for others, but the rebar itself is not sold with instructions on how much and what size to use. Fortunately, those tough decisions have already been made for you by the authors of your state and local building codes. To find out how much rebar and what size to use in your slab, you must find and refer to these documents, which are customized around the unique properties of your area’s geography and climate. Find your state’s building code online. All state building codes are published on websites operated by their respective states. You can find links to all of the state building code websites in the directory linked to in the Resources section of this article. Find your city or county building codes (county building codes usually apply to construction projects in unincorporated areas). These
