Lateral Restraint Straps To Floors

Lateral restraint straps should.

Lateral restraint straps to floors.

Vertical loads down through the wall imposed by the roof and internal floors plays a positive role. Restraint straps and joist hangers suitable for taking tensile forces may be required to tie walls and upper floors together or when the external wall is stabilised by a connection to the floor. Walls should be strapped to floors above ground level at not more than 2 0 metre centres using galvanised mild steel or other durable metal straps which have a minimum cross section of 30mm x 5mm. Lateral restraint straps are required at floor and rafter or flat roof member levels.

Where floors joists rafters and flat roof trusses are built in or supported by hangers off the wall its required to use lateral restraint by tension straps in accordance with the provisions in bs en 1996 2 2006 and building regulation requirements. Lateral restraint is provided by more than dedicated straps and ties. 6 4 14 timber joist and restraint strap upper floors shall provide adequate lateral restraint. If you are building a pitched roof you will also need to use straps at ceiling joist levels.

Even the friction between the sides of floor joists in a wall and the masonry can help reduce sideways movement. Lateral support by floors 1. Lateral restraint to gable walls should be provided at rafter level at all times.