Additionally, we'll share some factors that might affect the number of footings your deck needs and how long the curing time you need to comply. We'll also talk about properly placing the rebar on your footing. Read on as we discuss the importance and benefits of adding rebar to your deck footings. However, rebar matters in bigger footings when the footing is subject to bending pressures in smaller footings, there is essentially no bending and only a shear cone and direct bearing. Under normal circumstances, rebar is not necessary for the structural capacity of footings with a width-to-thickness ratio of less than 3:1. You can add rebar to the footings for additional strength depending on the size and design of the deck, and the footings' size and shape may also change. Now you may wonder, do deck footings need rebars? We researched this matter for you, and here is what we discovered. This process is free and there is no obligation to continue once you receive your decks price estimate.The footings provide a column's reinforced support, and the column in turn supports the deck construction. Get Free Deck Building Price Quotes with No Obligation!įill out our 3-5 minute quick and easy form, and receive a free price quote on decks from one of our pre-screened and licensed deck contractors. Using Pre-Cast Deck Piers has Many AdvantagesĪdditional Deck Building and Design Resources.The Deck Installation Bid Sheetwill teach your how to hire the right deck contractor, and help to ensure that your deck project is completed on time and budget. Repeat this process for all the required concrete deck pier blocks and then allow them to set up for 24 hours before continuing on with building your deck.įor help on building a deck, see ’s Deck Installation Bid Sheet. The center of the precast concrete deck pier block should sit directly underneath the plumb bob. Also make sure the notches are properly aligned to support the deck framing correctly. Gently tap the deck pier block to put it in proper alignment relative to the plumb bob. Position the plumb bob just under the string and over the concrete footing pad area to locate the exact position and alignment of the concrete deck pier block. Use this Deck Building Checklist to save time and money on your deck project. The string should be situated so that it sits approximately 12 to 18 inches off the ground and is centered over the outer deck edge footing pads. Wrap string around the wooden stakes that are positioned so that they outline the exterior frame of the deck. Use string, wooden stakes, and a plumb bob to properly align the concrete deck pier block. Use a torpedo level to make sure the deck pier block is plumb and level on top. Plumbing and Aligning Concrete Deck Pier BlocksĪgain, it is imperative that the concrete deck pier block be properly aligned and level. Work the base of the deck pier block into the concrete footing several inches by pushing and twisting it downwards. Next, while the concrete footing pad is still wet and workable, place the precast concrete deck pier block on top of the poured concrete footing pad. Then pour premixed concrete into the footing hole until the concrete is within 2 to 3 inches of the top of the hole. It should also be wider at the base of the hole. In addition, the diameter of the hole should be approximately 12 to 24 inches in diameter. Again, make sure it is deep enough so that the base of the hole sits below the frost line for your climate region. To install a precast concrete deck pier block, first dig the hole for the concrete footing pad. In New Hampshire for example, the frost line can run as deep as 36 to 48 inches. The depth of a footing hole can vary anywhere from 12 to 60 inches depending upon where you live. They are fabricated with built in notches to support 2xN lumber and are designed to be placed on top of a concrete footing pad while the concrete footing is still wet.ĭeck pier blocks can be a little tricky to properly set and align, however with a torpedo level and plumb bob the average DIY homeowner can have success installing them.īefore installing concrete deck pier blocks it is imperative to first install concrete footing pads below the frost line for your local area. Precast concrete deck pier blocks work great for transitioning from a concrete footing pad to the actual deck framing lumber. When building a deck that will sit relatively close to the finished grade of the surrounding soil, you may want to consider using precast concrete deck pier blocks.
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