Brick and Mortar Damage
Mortar is simply cement made for vertical work such as walls and
brick seams. Lime is added to the cement to make it sick to a vertical surface.
deterioration is usually due to weather conditions such as
freeze thaw along with fiction created by building movement. Joints can get so
bad that mortar may not be visible in many areas of a wall.
Bricks can also deteriorate under stressful weather
conditions, material quality, wall coating, fire damage, and most of all
poor mortar joint.
Water can get into joints and do damage to brick
surface and/or weaken the wall.
Left unchecked the problem worsens over time.
Often times stain and crack on interior walls are
indicators that condensation is penetrating the brick facade.
Leaks into porous walls can cause water damage through
walls, over windows, and even in basements.
Some find it hard to believe, but problems like these can
dump tons of water into a basement in one quick rainstorm. I have seen two feet
of water in basements caused by one hole in the wall.
Many concrete stoops are somewhat hollow or full of voids,
and they often leak when cracks at its base develop.
Brick pointing needed on wall
Note: For stucco, and brick siding, fill all
cracks with mortar cement.
Mortar cement is to be used on vertical work.
Regular cement should be used on flat work only, (sidewalks.)
Whenever water turns to ice under a concrete
porch or stoops, the ice can expand and enlarge cracks. It will also
weaken its support.
More than any type of wall stone walls
need up-keep regularly. Stone walls should have bonding agent mixed into
Porches are sometimes coated with mortar
(stucco). Cracks in stucco wall not good when water and ice enters
Chop out cracks
and fill with mortar
The methods used to repair wall with bad brick joints is
call brick pointing or
There is also information about all types of brick pointing and cement work in
Written by Chet Thompson
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