These are designed to lift passengers, although they can also be used for materials as long as the weight is kept within the loading capacity. The type of hoist can vary from a single cage with rope suspension to twin cages with rack and pinion operation mounted on two sides of a static tower. There are many other uses for the construction elevator, the main purpose being to carry personnel, materials, and equipment quickly between the ground and higher floors, or between floors in the middle of a structure. All our installations, mast assembly and dismantling are also inspected by the proper authorities, carefully load tested and issued with the approved certificate of fitness prior to being use at site. Any malfunctions shall be strictly inspected, rectified and tested before further usage is allow for safety purposes.