The typical concrete break test happens within a month, right on the 28-day mark. According to section 19.2.1.3 of ACI 318-19, compressive strength should be based on this test unless otherwise ...

During the last few decades of significant progress for concrete, today’s most widely used compressive strength standard emerged: the cylinder concrete break tests.

Today he was strength testing concrete made with the firm’s proprietary cement. And it passed: the 39 tons of load on a cylinder this size would be plenty to hold up a building or bridge.

Concrete test cylinders were also prepared for laboratory testing to verify that concrete reaches the required strength. KEYWORDS: Virginia Virginia Dept. of Transportation Share This Story ...