System for constructing trenches on concrete curb, has concrete mixer truck provided on gutter in parallel manner, concrete mixer arranged in opened bottom part of hopper, and mold attached to tractor

摘要

The system has a bucket attached to a backhoe by a laser. A mold is provided on the bucket and attached to a tractor. A concrete mixer is arranged in an opened bottom part of a hopper. A concrete mixer truck is provided on a gutter in a parallel manner.