marine double headed bollard

          A bollard is a post that is fixed on the deck or at the side of a quay for mooring cables. Usually made of metal casting or welding. Because it is subjected to great force during use, its base is required to be very firm. There are single cross cable piles, double cross cable piles, vertical cable piles, inclined vertical cable piles and claw-shaped cable piles. In order to make it difficult for the cable to slip off the cable pile, the top of the cable makeup is generally...