Trowel there s some disagreement here.
Broom finish concrete slab.
Give the cement adequate time to dry off before allowing people to walk on the concrete slab.
Some of the aggregate would be exposed giving you a nice smooth decorative look to your sidewalk and patio.
The broom finish of the concrete is rough textured finished obtained by dragging a broom on the trowelled surface of the concrete while the concrete is still fresh.
Ensure each stroke is consistent traveling in the same direction and creating tiny ridges in the surface.
Drag a stiff bristled broom one made from horsehair or nylon slowly across the surface.
Resurfacing this concrete slab took years off its appearance but it s still important to give this slab a broom finish.
As with all the other finishing steps the key to a successful broom finish is to wait until the concrete surface is just right.
That s about 5 400 or between 3 600 and 7 200 for a typical 30 by 30 foot slab that s 6 inches deep.
Dragging a house broom or a garage broom across the troweled concrete after it dries a little produces light texture lines.
Materials alone cost about 4 per cubic foot.
One is you could grind or polish the surface which would remove the rough broom finish and smooth the surface of the concrete.
There are two things you can do fix the rough finish.
In this video we will show you how we broom finish concrete slabs.
In my opinion learning how to do a broom finish is a little easier than doing a smooth steel trowel finish.
As with the trowel and float you can make creative patterns with the broom if you like.
If you want a non slip surface on your concrete then a broom finish is what you re looking for.
Dragging of broom on the fresh concrete surfaces creates small ridges that provide for traction control and slip resistant.
The typical process for a broom finish is.
Pour the slab strike off with a screed bull float wait for the bleed water to evaporate although with low water cement ratio exterior concrete with the proper amount of.
Use the edging trowel to round off the edges of the concrete slab and make a flat margin.
For a deeper texture forgo the trowel and drag your broom across the concrete while it s still wet but after you complete the floating.
However do not undo your work by allowing people to use it immediately.
In many cases today s finishers won t trowel.
This helps form a consistent border for the broom part of the concrete slab finish.