Concrete Calculator
Enter the dimensions of your slab, footing, or pad. The calculator returns concrete volume and an approximate count of 80 lb pre-mixed bags for small pours.
Step 2
Enter project measurements
Use decimals if needed (e.g. 3.5).
Step 3
Cum folosesti acest calculator
Measure the longest inside dimensions of your forms. Enter depth as the finished thickness. Add a waste percentage if the site is uneven or spillage is likely.
Ce calculeaza formula
Calculul foloseste un model standard de estimare pentru acest tip de material.
Cum masori
Use a tape on parallel inside faces of the forms. For slopes, measure average depth or break the pour into simple rectangles.
Intrebari frecvente
How much extra concrete should I order?
Rezultatul este orientativ; verifica valorile in functie de conditiile reale inainte de comanda.
Is bag count exact?
Rezultatul este orientativ; verifica valorile in functie de conditiile reale inainte de comanda.
When should I order ready-mix instead?
Generally over roughly 1 cubic yard on site, ready-mix is less labor than hand-mixing bags.
Does this include reinforcement?
Rezultatul este orientativ; verifica valorile in functie de conditiile reale inainte de comanda.