CONCRETE SLUMP & WORKABILITY #shorts

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CONCRETE SLUMP & WORKABILITY: WATER-CEMENT RATIOS VS PLASTICIZERS MANAGING READY-MIX SLUMP ON LARGE SLAB POURS When pumping expansive flatwork over vapor barriers and rebar grids, concrete slump dictates both placement speed and finishing quality. A dry, stiff mix sitting around 90 mm to 100 mm slump requires tremendous physical exertion to rake, screed, and compact. If the mix specification permits up to a 140 mm slump, adjusting the workability gives the crew enough flow to strike off wide Swipe or use ↑ ↓ to keep watching.

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