Climb into the attic and familiarize yourself with your roof s structural anatomy.
Roof sagging slightly.
What causes a sagging roof line.
Once you have your wood in place you need to lay.
Sagging or low spots in a flat roof may be due to undersized or weakened roof joists or problems with the buildup layers beneath the exposed roofing.
Every roof is designed to support a specific maximum weight and anything above.
Deflection is the immediate sag produced when an object is set on a structural member.
Sagging roof lines can originate with the horizontal ceiling rafters.
Being nervous about a sagging roof is understandable.
Use your string line to determine how much the roof need to go up.
The roof could end up collapsing if the problem is not mitigated and fixing the issue will cost the homeowner.
It s above your head.
Most people without any construction experience know that a roof should be flat and not wavy or sagging.
Another type of.
Sagging rafters can lead to serious problems with the entire roofing system.
If you notice that there is a visible dip in your roof chances are you have a problem with one or several rafters and you may soon be facing more issues like water leaks bowed out walls or your roof caving in on you.
Next assuming that there are no further problems with your timber beams you need to measure the length of the beam.
Foundation problems with the house.
Rain and snow can quickly damage a roof that isn t optimally designed and well.
It is normal for it to sag a bit when you are walking on the roof but is it sagging by itself.
A wavy or sagging roof can be the result of one of several issues.
I would think any amount of sagging is probably bad especially if there is no weight overhead.
If the sagging appears in the plane of the roof that is up and down between the ridge and the eave and from side to side the sagging is probably due to deflection and creep of the rafters themselves figures 8 and 9.
If you find an infestation of.
The first step is to always check the beams so that you can determine their condition.
When a roof begins to sag it is likely that there is an issue requiring attention.
When the roof framing is assembled.
All flat roofs have a slight slope for drainage which can be created by the frame itself or by a sloped layer of insulation or other material underneath the exposed roofing.
A madison roofing specialist may assist by determining the cause and how best to go about making the fixes.
If your rafters are still sagging a bit and it is causing your roof to dish out a little in the center of the roof sides add a 2x4 that goes all the way across the rafters in the center of the length of the rafters.