Taking into account the economic restrictions regarding infrastructure development it is of vital importance to implement the most economic and cost effective road rehabilitation strategies. SNA has been involved in rehabilitation projects for many years and has developed effective repair strategies with regard to flexible as well as rigid pavement structures.

SNA uses the latest technology for pavement analysis and deterioration models in its road rehabilitation design.
ears of experience enable SNA to carry out cost effective supervision of rehabilitation projects.

High levels of head office and site supervision are maintained, irrespective of the size of the project.

SNA focuses on training and practical knowledge transfer to site personnel regarding rehabilitation techniques.
Proper resurfacing seal designs to fit prevailing conditions are regarded to be of utmost importance and are undertaken by senior staff members.

The rehabilitation design and supervision sections are integral parts of SNA and all rehabilitation projects are managed to address all facets of road rehabilitation.

Where required, SNA has the resources and equipment to undertake the following investigations and tasks:

Material tests                  
DCP Tests
Test pit investigation.

SNA uses the latest sophisticated computer software for pavement performance analysis.