Tips, guides, and updates to help you estimate concrete faster and bid with confidence.
Whether you're pouring a simple patio slab or bidding a full foundation job, accurate concrete estimation starts with understanding the basics. This guide covers volume formulas, waste factors, and common mistakes that lead to over- or under-ordering.
Waste adds up fast. Learn how seasoned contractors keep their waste factor under control without sacrificing quality or rushing the pour.
The latest ConCal update introduces curve-based shapes for round slabs and driveways, plus a built-in weather check for your pour date.
Getting the numbers right on a bid means more than just calculating volume. Here's a breakdown of how to factor in material costs, labor rates, and a fair markup.
From 2,500 PSI for sidewalks to 5,000+ for structural footings, choosing the right concrete mix is critical. This guide breaks down when to use each rating.
$6–$12 per square foot is the typical range — but thickness, reinforcement, finish, and site access all move the number. Includes a full worked example for a 24×40 ft driveway.
Scale notation, plan symbols, slab vs. footing identification, rebar callouts, and a step-by-step takeoff workflow — everything you need to pull quantities from a set of drawings.
The 24hr/7day/28day strength progression, how temperature affects curing, accelerators vs retarders, curing methods, and the pour-day decisions that matter most.