Top 20 Road Construction Companies In South Africa

By | September 2, 2021

Roadworks occur when part of the road, or in rare cases, the entire road, has to be occupied for work relating to the road, most often in the case of road surface repairs. In the United States road work could also mean any work conducted in close proximity of travel way such as utility work or work on power lines

Wirtgen Group South Africa

Boitshoko Road Surfacing & Civil Works

WK CONSTRUCTION SA

Power Construction (Pty) Ltd

Trencon Construction (Pty) Ltd

Armco Superlite

Mota-Engil Construction South Africa

Raubex Construction

Enza Construction

Manhattan Construction Projects

Power Construction (Pty) Ltd

Rosibone road construction

Esor Construction (Pty) Ltd

Tau Pele Construction

KPMM Roads and Earthworks (Pty) Ltd

Odebrecht Global South Africa Pty Ltd

WK CONSTRUCTION SA

Lubbe Construction Pty Ltd

Harrogate Civil Construction (Pty) Ltd.

COLAS

Why are roads constructed?

Earthwork is one of the most important elements in road construction because it establishes a stable foundation. That is why the road’s base layers are as important as the finished surface. First, the contractor builds embankments using cuts and fills

What material is used for road construction?

3. Bituminous Materials  Bituminous material, or bitumen in the form of asphalt, is one of the major highway construction materials used.  Asphalt is normally a residue product from the distillation of crude oil and, as refined, is a heavy, viscous material that is semisolid at normal atmospheric temperatures

What are the stages of road construction?

Stages in Road Construction

  • Clearing and Excavation. The area on which the road is going to be built on must be cleared of all vegetation, which requires the removal of trees, shrubs and bushes.
  • Mounting.
  • Fine Grading.
  • Aggregate Base.
  • Asphalt Paving.

How many types of road construction are there?

There are three major types of concrete road surfaces, JPCP, JRCP, and CRCP; the distinguishing feature between the three being the joint system that is used to help prevent cracks from forming. Concrete is more long-lasting than asphalt and significantly stronger as well, but is quite expensive to lay and maintain.