16 Garage Door Brick Lintel

We recommend a minimum l5x3x5 16 llv to be bolted to the wood header with 1 2 x 3 1 2.
16 garage door brick lintel. Sagging garage door header lift system. Having cleared out the old rotten lintel i took the measurements for new concrete wooden lintels the wooden to sit behind the. In his opinion the lintel used when the house was constructed in 2008 was not heavy enough. I have a 16 foot garage opening in a remodeling job whose exterior is brick veneer.
The lintellift system is a patented product that ensures garage door lintels or headers won t sag. Concrete lintel was failing so prior to replacing single panel garage door with insulated sectional garage door uss replaced the lintel with a steel beam a. When a garage door lintel fails it causes the brick wall being supported to sag leaving a noticeable crack right above the garage door. We usually have around 60 of brick masonry above them being supported we are being questioned if our lintels are thick enough.
It s in quite a dangerous state. My question is what size lintel to install. The old wooden lintel over the garage door has rotten away leaving the brick work over to sag and bow. My client is selling their house and the buyer s inspector pointed out the overhead garage door lintel is sagging and there are brickwork cracks as a result.
How it has stayed up i have no idea much less how it was done. The greater the space of the opening the larger the lintel may need to be in overall dimensions in order to adequately bear the weight it is holding. We currently use a 4 x6 x 1 2 lintel with a span of 204 for masonry support over 16 garage door openings. We use 3 4 x 6 lags and we use 16 of them in to the glulam headers.
Strength of steel lintels does not govern in these tables. They are asking for seller concessions as my client is not interested in making repairs. First thing to do is hire an acrow bar from andy hire and get that brick work back to it s level position supported. 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.
I have 5 courses of bricks above the oening. Longer spans such as those over garage doors should be designed by a structural engineer to carry brick floor and roof loads. We have limited spans to 12 0 for economical angle sizes.