* State Ministries and Parastatals..
* Local Govenment.
* Private civil engineering Contractors..
* Importers and Manufacturers of Building Materials.
* Makers of Sandcrete Block,
* Makers of Interlocking/Paving Stones
* Kerb Moulders.
* Construction Companies.
* Estate Developers.
* Private Independent Laboratories
* Research agencies and organizations.
* Academic institutions.
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