bull float

bull float

bull float
A tool or machine used to smooth unformed surfaces of freshly placed concrete.
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Recommended for smaller slabs and medium-to-low slump concrete, the LBG 800 bull float screed provides deeper vibration and single-step levelling.
Do not use a 4- to 5-foot bull float. A bull float can smooth the surface but it cannot perform the cut-and-fill process; and due to its short length, its use will reduce the floor flatness.
Instead, rent a bull float (shown above; $20 per day).
Almost immediately after the screed passes, workers can begin floating the surface with the bull float. The bull float, a wide, flat metal blade with a long handle, is pushed and pulled over the surface several times.
Bull float; To smooth and level horizontal surfaces, eliminating any high or low spots or ridges left by the straightedge.
Smoothing of the surface with a bull float and hand float follows.
If you can't reach the entire slab from the edges with a darby, rent a bull float and handle to use instead.
Use the bull float right after screeding (Photo 12) if there's no bleed water present.
Smooth the surface with a bull float, round the edges along the forms with an edger, and finish the surface with a finishing broom.
* a bull float for the first smoothing--be sure to get two or three extension handles;
The bull floated downstream for about 200 yards before becoming lodged in a pocket of rocks in the shallow water at the river's edge.