Repairing Guides

how to repair bad rafter ends

by Edmond Legros Published 3 years ago Updated 2 years ago
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Preparing for the Fix

  1. Position the Scaffold Position the portable scaffold at the area of a rooted rafter end. Adjust the scaffold for...
  2. Remove the Nails From the Overhang Sheathing Remove an area of the roof shingles from the edge of the roof to the...
  3. Cut the Nails That Fasten the Fascia Board Adjust the scaffold for access to the underside of the overhang...

Part of a video titled Essential Repair - Eave and Rafter Tail Wood Repair - YouTube
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Sound the wood for the replacement eve section was clamped in place. A small brush was used to coatMoreSound the wood for the replacement eve section was clamped in place. A small brush was used to coat the sides of the replacement wood with liquid wood acting as a primer for woody.

Full Answer

How to replace the rafters without removing the roof?

How to Replace the Rafters Without Removing the Roof

  1. Measure the dimensions of the old rafters beneath your roofing surface. Use your tape measure to record the distance of both rafter legs.
  2. Slide one of the newly cut rafter legs into position directly next to the old rafter. ...
  3. Slide the new joists into position beneath each of the new sets of rafters. ...

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How to repair a rotted rafter?

How to Replace Rotted Rafter Ends on a Gable Roof

  1. Place a stepladder or extension ladder under the rafter end with the most damage. ...
  2. Measure from the end of the rafter tail to the area of good wood with a tape measure. ...
  3. Cut 2-by-6-inch boards to the measurement with a circular saw. ...
  4. Mark off the first rafter end at the original measurement. ...

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How to head off a rafter?

  • If you’re not using a roofing calculator, you’ll need to perform some complex trigonometry to calculate the rafter length. ...
  • Roofing calculators are commonly used by professionals. ...
  • Keep in mind that, if you want your rafters to overhang past the edge of the building wall, you’ll need to add that measurement in separately. ...

How to replace rotted rafter ends on a gable roof?

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How do you repair a rotted rafter end?

4:4411:35How to Repair a Rafter Rotted Tail, Rafter Tail Repair - YouTubeYouTubeStart of suggested clipEnd of suggested clipAnd use my sledge or hammer to hammer it in and then clamp it all i need the nails. For is just toMoreAnd use my sledge or hammer to hammer it in and then clamp it all i need the nails. For is just to hold it in position until the glue dries the glue's what's going to give it the strength.

How do you replace a rafter without removing the roof?

Measure the dimensions of the old rafters beneath your roofing surface. ... Slide one of the newly cut rafter legs into position directly next to the old rafter. ... Slide the new joists into position beneath each of the new sets of rafters. ... Drive nails through the joists and into the new rafters at each end.

How do you replace termite damaged rafter tails?

0:3910:37Termite damaged Rafter Tail Replacement - YouTubeYouTubeStart of suggested clipEnd of suggested clipNow what we're going to do is we're going to pretty much connect those dots with the sawzall. I'mMoreNow what we're going to do is we're going to pretty much connect those dots with the sawzall. I'm going to cut from the center out from the center out to the left from center out to the right.

How do you sister a rafter tail?

0:275:14RAFTER TAIL REPLACEMENT ... watch this video , DIY - YouTubeYouTubeStart of suggested clipEnd of suggested clipYou sister a rafter next to each other. I usually cut the stock on the inside and that's the maestroMoreYou sister a rafter next to each other. I usually cut the stock on the inside and that's the maestro hobby tom is Robbie from tj6 India nails on 6 egg batter.

How much does it cost to replace rafter tails?

Rafter Tail Repair Cost Repairs can become complicated with a rafter tail repair which averages $300 to $3,000. The rafters of your home act as the roof's skeletal support system. Rafter tails are sections that reach beyond the exterior walls.

How do you reinforce existing roof rafters?

1:4111:58How To Reinforce Roof Framing – Engineering And Building RepairsYouTubeStart of suggested clipEnd of suggested clipAnother method would be to install a rafter in between the other rafters. This might be moreMoreAnother method would be to install a rafter in between the other rafters. This might be more effective on a two foot on center span. If your existing Raptors are 24 inches on center.

Are rafter tails structural?

Rafter tails are the exposed exterior portion of a building's wood structural truss that projects beyond the perimeter wall of the structure. This structural element is secured to the top of the wall or tie beam and then projects to support the soffit overhang.

How do you sister a roof rafter?

Position the sister flat alongside the rafter instead of upright like the rafter, with the lower end atop the wall. Swing the upper end away from the rafter until the tip of the plumb cut bypasses the lower edge of the ridge board. Rotate the sister so it's upright and push it against the side of the rafter.

Can rotting wood be saved?

When you come across rotted wood in your old house projects, instead of replacing the damaged wood, you also can repair it with specialty epoxy penetrants (also called consolidants) and fillers to make repairs. Not only is this faster, but the fixed wood is stronger than the original.

How much does it cost to sister a rafter?

If you are only using 16d nails for a small section of a rafter, then this project will cost you less than $75. If you need a full-sized sistered rafter plus lag or carriage bolts, then you are going to spend closer to $200.

Can you scab rafters?

From time to time, an attic rafter will split along a knot - typically after having a new roof installed because of the workers walking around on it. Obviously, this is not a good situation as it can cause the entire roof to fail if not addressed. Repairing this is called scabbing.

How do you brace a roof rafter?

0:435:46How to Brace a Conventionally Framed Roof // Roof Framing Part 6YouTubeStart of suggested clipEnd of suggested clipComing from our gable and framing all the way down to our 2x4 here and the reason why we're doingMoreComing from our gable and framing all the way down to our 2x4 here and the reason why we're doing this is. If we didn't put this in our roof actually deflect side-to-side just a little bit.

How do you attach rafters to an existing roof?

1:284:30Two Different Examples For Installing Home Addition Roof SheathingYouTubeStart of suggested clipEnd of suggested clipBreak I mean a sheathing break there's a roof rafter here. Simply put one nail into the sheathingMoreBreak I mean a sheathing break there's a roof rafter here. Simply put one nail into the sheathing through the sheathing here into the Raptor. And then wherever the next Raptor hits.

How do you replace a broken rafter?

1:013:07HOW TO REPAIR A SPLIT RAFTER - YouTubeYouTubeStart of suggested clipEnd of suggested clipTake construction adhesive such as liquid nails. And put a liberal amount on each side of theMoreTake construction adhesive such as liquid nails. And put a liberal amount on each side of the damaged rafter. Now you're going to take your new boards.

How do you replace a ceiling rafter?

2:329:09Ideas For Replacing Ceiling Joist When Rafters Are Above ... - YouTubeYouTubeStart of suggested clipEnd of suggested clipYou know will one block do or two blocks. I will leave that up to you and it'd be a good idea toMoreYou know will one block do or two blocks. I will leave that up to you and it'd be a good idea to nail the joist every four foot on center if you're dealing with 16 inch on center lumber.

Can you replace trusses without removing roof?

You can replace old, worn rafters without removing the roof. Most roofs have either a system of rafters and joists or of trusses. Over time, roof rafters can wear, crack or rot, and replacements may be in order.

How do I repair a rafter tail?

If you are using an extension ladder, ask your helper to hold the bottom of the ladder while you measure and repair the rafter tail.

How to make a rafter out of wood?

Cut the 1/2-inch diameter wood dowels to 6-inch pieces. Squeeze a few drops of wood glue into the holes on each piece of wood. Tap the wood dowels into the holes on the end of the rafter with a hammer.

How deep should a rafter hole be?

Drill holes on the matching end of the replacement rafter end in the same manner. Each hole should be at least 4 inches deep.

Can you nail rotted rafter ends?

Rotted rafter ends not only give you nothing to nail to when rehanging the fascia board and gutters, they also risk the stability of the roof from flooding or collapsing. Replacing rotted rafter ends on a gable roof is a matter of removing the existing ends and installing new wood. Although it is a straightforward process, ...

Preparation

Position the portable scaffold at the area of a rooted rafter end. Adjust the scaffold for convenient access to the roofing at the overhang.

Rafter Tail Replacement

Position the handle of an adjustable square against the underside of the sheathing on the line where the rafter was removed and perpendicular to the wall. Adjust the blade of the square so it aligns with the vertical cut on the rafter at the wall.

Why remove aluminum gutters?

Removing the wood gutters removes that rigid supportive strength. Because aluminum can conduct moisture, putting it against raw end-grain is a recipe for moisture wick and further decay. If you take a close look at these rafter tail ends, you can see a round decayed area where the gutter spike was located.

Why are aluminum gutters cut plumb?

To do this, the notch in the tail is cut plumb, because the size of modern aluminum gutters has a greater depth than original wood gutters and doesn't fit in the notch. When that retrofit is made, two compromises happen: The original wooden gutters had rigid and supportive strength that tied everything together.

Why use 6" exterior screws?

In these cases, we like to use 6" exterior screws, because they're long enough to pass through any soft wood into hard, secure wood for ultimate holding power. We're not concerned with the large heads on the screws for beautification, because the gutter will hide them.

Do old houses settle?

Old houses settle; that's a fact. This also means that the rafters settle as well. In other words, they are not in a straight plane with each other in a long run. There could be a rise or a sag or a combination.

How many boards should be in a soffit?

Ideally, the soffit should be made up of only 1 or 2 boards to minimize leaking. If you don’t have enough intact soffit to serve as a template, measure the underside of the eaves from one side of the house to the other and mark the dimensions on the new board.

How long does it take for wood sealant to dry?

Brush the sealant onto both sides of your materials, then let them sit until they're dry to the touch. It should only take 1-2 hours for the sealant to dry into a functional finish. Once it’s set into the wood, the sealant will help repel moisture, mold, grime, and other messes, preventing rotting in the future. ...

Do you need rafters before installing eaves?

Since the rafters are a critical part of the eaves’ support structure, it will be necessary to make sure they're in good condition before you begin installing the new components for your eaves. Press on the newly-installed beam to double check that it’s solid and secure before moving on.

Can you fix rotted eaves?

Water damage and nesting animals can really take a toll on your home’s eaves, but the good news is that fixing rotted eaves is actually a pretty simple project that you can do yourself.

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