Reinforcing Roof Joists For Mep Units

Use wood adhesive underneath the sheathing along the connecting joint with the roof trusses.

Reinforcing roof joists for mep units.

For example last month we visited an existing tilt up concrete building with steel bar roof joists for blue spruce design and construction. Add the second header and direct nail this header through the trimmer joists. Connect roof sheathing to the roof framing with ten penny weight common or eight penny weight ring shank nails. This scheme is predicated on achieving serious load carrying connections well thought out and installed a 35 or l clips should to it at all joints.

Its canam buildings business unit designs and fabricates steel joists and girders steel deck the hambro composite floor system econox. Cut a 2 by 4 inch board to match the distance you measured. Use 16 d common nails and make sure the tops of the joists are flush. Nail the board to the joist and rafter with two nails at each spot.

Place the board vertically with the ends overlapping the ceiling rafter and the joist. Continue reading below our video of the day. The first step to reinforcing the roof is to add an x to the frame. This webinar parallels the steel joist institute publication technical digest no.

Direct nail the first header in to the cut joist and through the trimmer joists in to the header. To reinforce these members the best option is to add two angles one on either side of the affected member figure 4. Part 2 of this series will discuss and demonstrate methods to modify open web steel joists and joist girders to increase the load carrying capacity or repair damage. Space them four inches apart along the edges and six inches apart in the middle of the plywood sheathing.

Nail the double headers to each other three 16 d common nails every foot. Tie to roof rafters at peak tie to ceiling joists roof rafters to ceiling joists at the eaves. If you don t have an a frame roof you can run parallel boards between the studs to further offer support and to strengthen the frame. The weld which is essential in distributing the load is also applied to the top and.

Simply take 2 diagonal pieces and place them between the trusses.