Can a trencher cut through concrete?
Cutting rock or pavement: Wheel trenchers will create straight trenches in challenging ground conditions. Use them to cut through harder materials like rock, concrete or pavement.
How deep do you cut concrete slab?
1 1/2 to 2 inches deep
A good rule of thumb is to cut the joints one-quarter to one-third the slab thickness. For a 6-inch-thick slab, that means cutting 1 1/2 to 2 inches deep. Ensure that the saw cut depth meets the structural engineering specifications.
Is it possible to cut concrete slab?
Wet concrete is very difficult to cut, and fully cured concrete can fracture as it’s being cut. So if possible, cut concrete when it’s hard but only half cured. The cut will come out smoother with less dust.
Will trencher cut through roots?
Although a trencher can be used to cut through roots, it was designed for creating trenches in soil and may not be able to handle large roots.
What is the easiest way to cut a concrete slab?
Use a standard circular saw, equipped with a corundum or diamond blade, for small tasks. For slabs, it’s best to cut through the top inch, then use a sledgehammer to break off the rest. The jagged edge left below the cutting line provides a good rough edge for the new concrete to bond to.
What happens if you don’t cut concrete?
Late sawing can result in random concrete cracks. Shallow cracks aren’t sufficient to prevent uncontrolled cracking while deep cuts are excessively labor intensive and undermine the aggregate interlock in the concrete.
What happens if you cut concrete after 24 hours?
Cutting freshly poured concrete too late can lead to unwanted cracks in the concrete, rendering the joints ineffective. Too early and the concrete will not have cured enough to support the saw and operator.
When should you cut a concrete slab?
Timing is very important. Joints should be sawed as soon as the concrete will withstand the energy of sawing without raveling or dislodging aggregate particles. For most concrete mixtures, this means sawing should be completed within the first six to 18 hours and never delayed more than 24 hours.
Can you run plumbing through a slab?
Many plumbing service providers may choose to reroute existing pipes that are located in a slab. Rerouting them, outside along walls or through walls or ceilings. Some regions may not permit repiping through a concrete slab foundation unless an engineer is engaged.