Floor Slab Thickness South Africa

The strength of the concrete used for unreinforced strip footing must be at least 15mpa or better.

Floor slab thickness south africa. Minimum thickness of concrete structural elements based on aci 318 14 irc 2009 is 456 2000 and ubc 1997 is presented. Trench sides and must be as near to vertical as possible. The normal thickness used for reinforced concrete slabs in south africa is 170 mm for small slabs 255 mm for slabs larger than 5m x 5m and 340 mm thick for long span slabs forming part of a beam and carrying heavier loads. How much does rib and block slabs cost in south africa.

This type of slab is a slipformed casting process on continuous steel beds 130m long. Minimum thickness of concrete slab beam column foundation and other structural members is selected to meet the design requirements as per standard codes. An impact protection slab with a thickness of 70mm provides impact protection for a 2 10m fall. We will guide you through the whole process of erecting your concrete slabs concrete beams and concrete columns with as little hassle as.

To avoid manual pumping you. Depending on the thickness of the slab the potential for curling is reduced by decreasing. For a double storey building reinforced foundations would require 25 30mpa. Design process includes proper assumption of structural element sizes and then check.

The south african standard sans 51177 2010 for critical fall height has the identical implementation and is a direct adoption of the international standard en 1177 2008. Slab thickness influences the potential for curling by the fact that thicker slabs are heavier to lift than thinner slabs. Although we are based in pretoria we have a dedicated team covering most of south africa. South africa s premium supplier of precast hollow core floors security and retaining walls.

When working at ground floor level once the foundations have been placed a slab is constructed according to the specifications of the architect or engineer or at least to the specifications given in sans 10400 that explain how to comply with the building regulations. Ground floor slab concrete. Panel sizes should not be greater than 30 times the slab thickness or greater than 4 5metres square whichever is the lesser. The thickness of a slab will depend on the use and span of the slab.

The average minimum thickness of the foundation must be at least 200mm. Core formers are part of the casting machine and forms the hollows during the casting process. Ground floor concrete slabs. Econo rib and block has a long history of more than a decade of supply to the building sector.

We have put together a few scenarios see which one fits you this should give you an accurate budget on the concrete slab part of your home or building for the year 2020. Our premises occupy some 65000 sqm and based in kliprivier gauteng we are well situated to service the gauteng and other markets.