Cutting A Trench In Concrete Slab

Allow at least 48 hours drying time.

Cutting a trench in concrete slab.

The slab was about 4in thick with wire mesh and a plastic barrier between the concrete and the wet clay like soil home located in new orleans. How to cut a shallow channel into a concrete floor. Don safety glasses hearing protection and steel toed boots for protection. Connect one end of a.

With the jackhammer cut the drainage channel down to where you dug the trench in your yard so that the water will flow in the correct direction. Mix new mortar in a wheelbarrow and pour concrete into the trench you cut. Locate the area of the concrete floor where you would like to cut the channel. Extend the groove the length of the fresh mortar.

Set the diamond blade on the concrete wet saw to a depth of 4 1 2 inches and cut along both chalk lines. Get answers fast from autodesk support staff and product experts in the forums. Step 5 install the pipes to finish the job mix the cement and spread a layer about 3 inches thick around the mouth and sides of the drainage channel. Concrete slab repair for plumbing trench i ve just cut several trenches 2 3 ft wide x 25 ft long in my existing concrete slab to run plumbing.

Make sure the groove is at least 1 inches deep and at least 3 inches wide. Step 5 create a groove in the new mortar with a round nosed trowel.