Using Wrong Hangers For A Porch Roof

If you try to buy joist hangers for 2x12 joists you ll find that the common 18 gauge hangers used for deck construction top out at the 2x10 size.

Using wrong hangers for a porch roof.

Question 2 is my idea a good one. You will be attaching roof jacks to the rafters securing these with either 12. Position the rafters on top of the sill plate. The number of fasteners used is often incorrect.

Joist hangers hangers used for stringers and glu lams truss hangers and hangers used in decking and stairs are often installed wrong and this compromises their ability to ensure the integrity of the structure to say nothing of ensuring code compliance. The end joists on a ledger need a hanger just like the rest of the joists but using a regular joist hanger with out turned flanges presents a problem. Use screws to secure the rafter to the sill plate. All my life loving hippie friends turned into soul sucking conservatives or died.

Never use a 2 6 hanger on 2 10 joist hangers. Avoid disaster by spending a couple of bucks more for the correct joist hanger. To know what nails are supposed to be used you first need to know what joist hanger you re working with. Question 1 is there a hanger bracket for this situation.

Step 1 check out the roof use a ladder against a side of the building to climb to the roof edge. Joist hangers can help you mount each rafter to the house. Once at the roof edge locate the rafters. Top reasons for installation errors.

Using a framing square transfer the marks to the neighboring joists. Mark the spot where the swing ceiling anchors would be on one joist. Use lumber blocking by installing 4 each joist hangers for two 4 x 4 s between two adjacent joists so the blocking is flush with the bottom of both joists. My idea is to install 4x4s across the joists using hangers braces but the rafter is in the way such that the hanger will not be flush against the joist.

The outside flange extends beyond the ledger. Fill all the holes in each joist hanger with the properly designated size nail. Wrong nails if the wrong nails are used at a joist hanger it won t perform as intended. The positioning of your rafters will depend on the pitch of the porch roof.

Install the largest joist hanger that fits the lumber. Would like reinforce joists to ensure 700lbs load from swing.