![]() ![]() Drop beams are also stronger than flush beams because they rely on the wood structure to support the weight rather than metal fasteners.ĭeck beams serve an integral role in the framing of your deck. Cantilevering the beams allows the posts to be partially concealed beneath the deck, creating a more visually appealing look. It allows the beams to extend beyond the post for a short distance which is called cantilevering. Flush beams are typically used for small decks or those with unconventional shapes where drop or cantilever beams won’t work. With a flush beam, the joists are attached to the beam using joist hangers. A flush beam is positioned at the same level as the joists. A drop beam is positioned under the joists to bear the weight of the frame. There are two types of deck beams to consider: flush beams and drop beams. Larger decks commonly require additional deck beams in the middle to provide support. Smaller decks typically rely on a single beam that runs along the deck’s outer edge, providing support for the joists in conjunction with the ledger board attached to the house. Beams rest on and secure to Code compliant and spaced deck posts and footings for support. They may be a single plank, or consist of two, three, or even four 2x8s, 2x10s, or 2×12 boards fastened together with bolts or nails.ĭeck beams typically run perpendicularly to the joists and may run parallel or perpendicular to a structure. ![]() Beams are made out of a variety of treated dimensional lumber. How Do I make a Beam Longer Than the Length of the Lumber?Ī deck beam is a board or collection of boards that support the deck joists and decking. ![]()
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