SYSTEM FOR THE DEEPENING OF THE BOTTOM IN FRONT OF MOLES AND RETAINING WALLS OF MARINE AND RIVER INSTALLATIONS AND THE REINFORCED MOLES SO OBTAINED

摘要

1289775 Retaining walls W CHITIS 5 June 1970 [12 June 1969] 27333/70 Heading E1H To facilitate deepening of a marine basin provided with a ground-retaining wall 2, bores 1 are cut and filled with prefabricated piles or with concrete 5 which may be reinforced. A screen of piling 6 is also provided to retain a rip-rap 3 and prevent scouring when the bed of the basin is lowered from level 10 to level 8.