When you drill a hole through material sized for the bolt, the head of the bolt will remain in place while you tighten the fastener onto the material.
Carriage Bolts For Deck Beams. The 2x8 beam girders are carriage bolted to the 4x4 support posts. Joist hangers, connectors, steel tie plates, etc.
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It is very important that you use the correct size and type of fasteners to install your ledger board. Porch & deck construction fasteners. Grabber's carriage bolts and nuts and lag screws are perfect for use on ledger boards, laminated beams, underdeck connections, angles and brackets, dimensional lumber and other.
There is not enough space for the beam to sit on top of the post.
Coengineeer (structural) 24 sep 07 14:51. Special tooling can be created to produce nonstandard head dimensions, carriage bolts larger than 1″ in diameter, or bolt heads with your company's name. Deckplus exterior carriage bolts are finished with a duplex coating that is 2x more corrosion resistant than galvanized fasteners. Are carriage bolts and lag bolts the same thing?
