Masonry is over 10 000 years old and in cases like this is being regulated in its structure and repair method by an industry that is only a few hundred years old and a limited branch off from masonry.
Mortar cracks above garage door.
Cracked brick over the garage door can be fixed most often depending on the severity of the crack or the exact cause of it.
In time the bricks over the garage door can crack due to water pressure or heavy impact.
Most times the cause is inadequate lintel structure especially on tract homes.
Diagonal cracking above opening.
Yet over the years water ice and seasonal expansion and contraction all attack the solid mass of a brick wall at its most elastic and weakest point.
The two most common causes of cracks above the garage door are foundation settling or sagging of the lintel.
Diagonal cracks above window openings and door openings are common structural defects that show signs of movement which will need to be rectified.
A lintel structure is installed that would be adequate for lighter siding or single story construction but is completely inadequate for 10 of bricks and mortar stacked on it.
Mortar cracks above garage door.
Before the damage gets even worse make sure to repair the crack as soon as possible.
Diagonal stepped cracking often indicates that the lintel that supports the masonry above the opening has failed.
Getting a professional to fix these types of cracks early can lead to less long term damage and the sooner you get it sorted out the better.
There must be an allowance at each end of the lintel for the expansion of the metal as it gets warmer.
The usual culprit is the steel that supports the masonry above these openings.
To get more details on how this issue happens read the article mortar cracks above garage door.
Cracks above window and door openings.
This common brick repair project is a result of just a few things.
3 steel expansion cracks another common crack occurs at the upper corners of doorways garage doors windows or any opening.
Fixing sagging lintel and cracks above the garage.
When the metal expands it is pressing against the brick and mortar at each end causing pressure at the weakest point.
The original cause of a sagging lintel and cracks is generally poor design.
I frequently see this kind of crack over wide garage doors.
Cracks in brick mortar do you have cracks in the brick and mortar above garage doors.