Spent 4 hours chasing a birdbath in a slab because I skipped the pencil test everyone told me about

Lisa Smith · 2026-10-09T00:05:04.88618+00:00

Swore the float test was enough for years until a 12 foot pour at a job in Boise buckled in the middle and I finally started dragging a pencil across the forms before every mud drop, so what's your go-to check before you pour?

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Spent 4 hours chasing a birdbath in a slab because I skipped the pencil test everyone told me about | Concrete Finishers - Talk Freely