WebbThe HD5B, HD7B and HD9B bolted holdowns incorporate the proven design of our HDQ8 SDS-style holdown and feature a unique seat design which greatly minimizes deflection under load. HDB holdowns are self-jigging, ensuring that the code-required minimum of seven bolt diameters from the end of the post is met. WebbHoldowns (or “hold downs”) are steel structural connectors that resist tension loads and forces imposed on walls and other framing elements. These connectors are secured …

Simpson Strong-Tie HDU Holdowns with SDS Screws

WebbThe unique design of the seat in this holdown allows installation raised above the sill plate and greatly minimizes deflection under load. The HDQ comes with Strong-Drive® SDS … WebbThe Simpson Strong-Tie HD19 Holdown is a self jigging anchor that ensures the bottom bolt that attaches to the stud or post is seven times the diameter of the bolt. This holdown can obtain a wide variety of allowable tension loads depending on the thickness of the posts and the anchor bolt used. The HD19 must be connected to a minimum of 5-1/2 ... smallcakes in fayetteville nc

HD Holdown Simpson Strong-Tie

WebbHoldowns may be installed raised to 18" above the top of concrete, with no load reduction provided that additional elongation of the anchor rod is accounted for. This movement is strictly due to the holdown … Webb15 okt. 2024 · Remember, the holddown must be installed in a 8” thick footing wall for it to be effective. Generally in Zone D a 5/8” dia. x 24” deep rod with hook will be acceptable in a one story building with a roof that transfers the load to the sill using solid sheathing and nailed at 6” oc staggered. I’d use something like this at each corner both ways: smallcakes in longview tx