Globally, road construction is one of the most rapidly increasing infrastructure constructions. Natural aggregate is the main component in flexible and rigid pavement construction about more than 95% among required ...

Highway pavement structures are expected to be adequately strong and durable for their design life which can be achieved only when the pavements are properly designed, constructed, maintained, and managed. In Ethiopia, most ...

— Most of the roads constructed in Ethiopia fail prematurely before serving the design life due to various causes arising from many factors. One of the roads that failed before reaching its design lifetime is the Bako ...

Mineral fllers and diferent aggregate gradations have a great efect on the mechanical property of asphalt concrete pavements. In this research, the efect of nonconventional material so-called Belessa kaolin and Superpave ...

This experimental considered involves on the performance properties of pumice powder as a supplementary cementitious material for ordinary Portland cement materials. The results showed that the pumice powder can be ...