اﻟﻣواﺻﻔﺎت واﻟﺟﺳور ﻟﻠطرق اﻟﻌﺎﻣﺔ General Specifications for Roads
اﻟﻣواﺻﻔﺎت اﻟﻌﺎﻣﺔ ﻟﻠطرق واﻟﺟﺳور General Specifications for Roads and Bridges اﻟﺑﺎب اﻻول – اﻋﻣﺎل اﻟطرق Part One – Roads Works ﺗرﺟﻣﺔ ﻟﻠﻣواﺻﻔﺎت اﻟﻌﺎﻣﺔ ﻟﻠطرق واﻟﺟﺳور اﻟﺻﺎدرة ﻋن اﻟﻣؤﺳﺳﺔ اﻟﻌﺎﻣﺔ ...