WebApr 13, 2024 · When fastening timber into steel, you must use a countersunk head self-drilling fastener that has been designed for this application. Some timber-to-steel self-drilling fasteners feature special wings, which will make a wider hole in the timber than in the metal. When the self-drilling fastener reaches the metal substrate, the wings will be ... WebDec 24, 2024 · Reaction score. 24. Country. 16 Dec 2024. #1. ok, I am having an RSJ installed (supported each end on walls) in my loft so I thought this might be a chance to strengthen the existing understrength floor joists them by attaching them to the new RSJ which will sit literally 1 or 2 mm above the joists. I cannot disturb the ceiling that the joists ...
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WebNov 11, 2024 · The issue with that size RSJ is that once I've finished putting wood trim on it and then plasterboard I'm not actually saving that much head room. Also its not as versatile to fix things to as wood would be. Sorry if this seems picky and dismissive its just the lack of versatility negates the 3cm saved once plasterboard is added in my opinion ... WebFeb 15, 2013 · Add shims to take out the sag. If the beam is indeed strong enough, some sagging should be expected over a span of 16 ft., DanH writes. “When I replaced the sagging double 2×14 beam over my garage … bismarck web camera
Drilling through an RSJ! Screwfix Community Forum
Webpart 2 Installing steel beams rsjs and the first floor. Joists. Instagram mark. HepEmail [email protected] WebJun 4, 2012 · The purpose of the RSJ is to support the rafters/wallplate where a wall is to be removed on the first floor to knock through to an extension. The SE has calculated the loadings and specified the RSJ and padstone required. I could fit the RSJ directly below the existing wall plate, but I don't have the ceiling height for that. WebNov 2, 2014 · You can drill the rsj, but you will have room above the doors for a substantial timber to span the gap and hanging door rails are fairly substantial, fixed at the wall … darlington council trading standards