Check your work periodically with a.
Laying brick wall on concrete.
Use a finishing trowel to make sure the top of the concrete is smooth and level before it starts drying.
After scoring the lines hold the chisel on one of them slightly angled toward the side of the brick that will be kept and used on the wall.
Lay bricks around the concrete slab s outside edges with brick narrow sides facing outward.
I would like to comment on the february 1992 question and answer p.
Pour a concrete foundation if you do not have an existing slab brick ledge or footing to work on.
The art of laying bricks is a good skill to learn if you want to take your d i y.
Use a hammer to tap the end of the chisel scoring lines on all four sides where the brick must be cut.
With your other hand strike the handle of the chisel with a hammer.
The practice of laying masonry units on a fresh plastic concrete footing is commonly called wet setting or first coursing.
Apply the scratch coat of mortar on top of the wire lath masonry or concrete.
This must be level and below the grade of the finished ground so that the brick is all you see when your wall is finished.
Float surface of the scratch coat plumb and true and allow to set until firm.
To the next level.
Pick up a brick in one of the soldier rows and apply four penny size dots of masonry adhesive to the bottom side of.
Apply the setting coat with the straight edge of the trowel and then the notched edge of the trowel should be used to groove the coat just prior to installation of the thin brick.
You can notch a keyway joint or v into the middle of the footer to help interlock it into the mortar bed.
Lay a course of bricks in a bed of mortar next to the house aligning it with a string to level it lengthwise on the porch.
Typically a small garden wall will need a concrete footing around 150mm deep by 350mm wide.
Once the entire structure is complete keep the joints moist for 2 or 3 days afterward.
Once it is set lay a row of bricks out on a dry run to ensure that the foundation is the right size.
Lay an outer band of brick pavers called a soldier course in a bed of mortar perpendicular to the porch aligning it with a string to make sure the course is level.
This video from bunnings warehouse will show you what s.
Laying bricks over concrete is the only way to make a mortared brick wall structurally sound.
The size of the footing depends entirely on the size of the wall you re building and the surrounding soil.