8 PRIMARY REQUIREMENTS OF FORMWORK

REQUIREMENTS OF FORMWORK

REQUIREMENTS OF FORMWORK – QUALITY, SAFETY & ECONOMY In the selection of materials for formwork, the three general principles of quality, safety and economy must be paramount. Material quality can ensure safety, and significantly contributes to the achievement of economy. Formwork failure can result in loss of life and always causes catastrophic financial loss. Some … Read more

HOW TO ACHIEVE ECONOMY IN THE COST OF FORMWORK CONSTRUCTION?

economy in formwork construction

Economy in Formwork Construction The total cost of concrete construction work includes the cost of formwork also. Construction of formwork involves considerable expenditure in terms of cost of material, cost of labour for fabrication, erection and removal of formwork and time element. In case of buildings, the cost of formwork may range between 30 to … Read more

WHEN TO REMOVE CONCRETE FORMWORK?

Removal of Formwork

Removal of Forms Forms should not be removed until the concrete has sufficiently hardened in order that it can carry safely its own weight and any other live loads it is subjected to. The supporting period (period between placing of concrete in forms and removal of forms) differ according to the type of cement used … Read more

WHEN TO REMOVE FORMWORK FOR DIFFERENT CONCRTE WORKS?

In normal circumstances (generally where temperature are above 200C), and where ordinary cement is use, forms may be struck after expiry of following periods: Walls, columns and vertical sides of beams 24 to 48 hours as may be decided by the engineer in charge Slabs (props left under) 3 days Beam soffits (props left under) … Read more