Sirice Sylvain Nacoulma

Sirice Sylvain Nacoulma is a trainer at the Directorate General of Rural Roads under the Ministry of Infrastructure and Decongestion in Burkina Faso. He specializes in the Japanese 'DO-NOU' technique for maintaining dirt roads, which involves using compacted earth-filled bags to repair degraded road sections. Nacoulma emphasized the durability and load-bearing capacity of roads constructed using this method during a recent demonstration session.