Sagging garage door header lift system.
16 garage door brick lintel.
We currently use a 4 x6 x 1 2 lintel with a span of 204 for masonry support over 16 garage door openings.
The inspector noticed that a steel plate acting as lintel beam is running over the garage door to support the brick layer above but it ended up 3 inches short on one end.
Longer spans such as those over garage doors should be designed by a structural engineer to carry brick floor and roof loads.
When a garage door lintel fails it causes the brick wall being supported to sag leaving a noticeable crack right above the garage door.
For a proper lintel to span a 16 garage door opening it would have to minimally be 4 x 11.
We usually have around 60 of brick masonry above them being supported we are being questioned if our lintels are thick enough.
The old wooden lintel over the garage door has rotten away leaving the brick work over to sag and bow.
It s in quite a dangerous state.
Fortunately most houses i get are not brick veneer or i think i would shoot myself.
Having cleared out the old rotten lintel i took the measurements for new concrete wooden lintels the wooden to sit behind the.
Basement garage on two story house.
We have limited spans to 12 0 for economical angle sizes.
The lintellift system is a patented product that ensures garage door lintels or headers won t sag.
First thing to do is hire an acrow bar from andy hire and get that brick work back to it s level position supported.
Understanding that the sheer weight of this size lintel is not practical on the job the smaller sized lintels are designed to be attached the header which is designed to carry the load.
I have gone the tube steel route as well.
I have some folks that have a 16 garage door opening and the lintel above is not up to the job.
Many times i work on houses where there is 10 to 15 ft or more of brick above the lintel hardly limited.
We recommend a minimum l5x3x5 16 llv to be bolted to the wood header with 1 2 x 3 1 2.
Strength of steel lintels does not govern in these tables.