Submarine leveling unit has front body with hydraulic or mechanical medium to push gravel and rear body of flat base is provided, which conforms leveling

摘要

The submarine leveling unit includes a front body with hydraulic or mechanical medium to push the gravel. A rear body of flat base is provided, which conforms the leveling. Projecting-guide and winches for dragging the leveling unit are provided. A medium for the supply of gravel or cement is optionally provided.