1results about How to "High stiffness" patented technology

The utility model belongs to road construction technical field relates to a kind of road construction with permanent and temporary combination car ferry device. Permanent and temporary combination car ferry device has multiple stone cages being set along the longitudinal axis direction of channel ferry retaining wall;Each stone cage is multiple, and the number of upper stone cage is less than the number of lower stone cage, so that multiple stone cages in longitudinal axis direction are set to form stepped structure's stone cage retaining wall in stepped shape;Each stone cage is the structure with diamond mesh by steel wire weaving, each stone cage has multiple length direction setting partition net, multiple partition net separates the space in stone cage into multiple stone cage unit grid, each stone cage unit grid is filled with block stone and concrete hollow block;Block stone and concrete hollow block are arranged in stone cage unit with interval, and in river direction, concrete hollow block forms interval column with 1m net distance. The utility model provides convenience for both sides of river highway construction period construction material transportation, and improves work efficiency.