MaterialCalculator
Calculatrice Gratuite de Béton

Mesures de béton sans stress.

Découvrez instantanément combien de béton pré-mélangé vous avez besoin pour votre dalle.

Calculez votre projet

Diagramme du projet

L: 10 ftW: 5 ft3 in

Volume total

—Verges cubes

Entrez les dimensions ci-dessus

Poids estimé

—Tonnes

Basé sur la densité de Béton (2 t/vg³)

🛍️

Number of 2 cu ft bags

— bags

Profondeurs recommandées pour Béton

Projet / UtilisationProfondeur recommandée
Driveway / Heavy Traffic5–6 inches
Sidewalk / Patio4 inches (standard)
Shed Floor / Base4 inches
Footings / Post Holes12–36 inches

Comment calculer le volume de Béton

La plupart des fournisseurs vendent le béton à la verge cube. Pour convertir la surface en verges cubes, utilisez cette formule :

Volume (cu yd) = (Length × Width × Depth) ÷ 27

Notre calculatrice multiplie également le résultat par 2 tonnes/vg³ (densité standard) pour estimer le poids.

Conseils de pros

1

A standard 4-inch concrete slab requires gravel sub-base of at least 4 inches and steel mesh or rebar reinforcement for durability.

2

Always add 10% extra concrete to your order to account for spillage, sub-grade unevenness, and forms bowing.

3

Keep concrete moist for at least 3 to 7 days after pouring to ensure it cures to its maximum strength.

Foire aux questions

How many bags of concrete make a cubic yard?▼
It depends on the bag size. For 80 lb bags, you need 45 bags per cubic yard. For 60 lb bags, you need 60 bags per yard. For 40 lb bags, you need 90 bags per yard.
How deep should a concrete patio slab be?▼
Standard residential concrete patios, sidewalks, and driveways should be at least 4 inches thick. For heavy-duty use or large trucks, a depth of 5 to 6 inches is recommended.
How long does concrete take to cure?▼
Concrete technically cures forever, but it reaches about 70% of its full strength after 7 days, and its standard design strength (28-day strength) after 28 days. Avoid driving heavy vehicles on it for at least 7 days.
Can I pour concrete directly on dirt?▼
You should avoid pouring concrete directly on dirt. It is highly recommended to lay a compacted 4-inch gravel base first. This provides proper drainage and prevents the ground from shifting, which causes cracking.

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