Roof Concrete Ratio

Where cement concrete 1 2 4 is used.

Roof concrete ratio.

To install such a roof a crew first builds a framework for the intended roof. Conventional slope roof range between 4 in 12 and 8 in 12. Compressive strength is the most important property of hardened concrete. Size of aggregates mm water for dry aggregates liter water for aggregates condition from dry to moist batch liter water for best consistency liter small precast work fence posts poles garden furniture and other work of very thin sections.

This concrete batch ticked show you the ratio of how much cement stone and sand is used to make 4 5 cubic yards of 4000 psi concrete. For general rcc work in buildings bed plates lintels rcc shelves pavement etc. Update your information about concrete roof tiles and shingles choose weather and fire resistant roofing material for your roof. A low slope roof is anywhere from 2 in 12 to 4 in 12.

Water cement ratio theory states that for a given combination of materials and as long as workable consistency is obtained the strength of concrete at a given age depends on the w c ratio. It can be measured easily on standard sized cube 15 cm and is often taken as an index of the overall quality of concrete. For example the florida based company hurricane proof systems offers a 7 inch 18 centimeter slab of concrete in three layers. The mix ratio of 1 2 3 consists of 1 part cement 2 parts sand and 3 parts stone plus some water to make a concrete mix you can use for most any building project.

Exact specifications vary but most concrete roofs are several inches thick. As long as you re consistent you ll get a good strong mix. It means 1 part of cement 2 parts of fine aggregate coarse sand and 4 parts of coarse aggregate. Cement 2810 pounds.

The actual weights used to make 4 5 yards of 4000 psi concrete are. The way you measure the ratio could be in shovels buckets or wheel barrows. Roof cement is primarily used to hold roof tiles hip tiles and ridge tiles securely in place it also keeps out rainwater.