typically consist of a chain of cylindrical or conical plastic tubes, each fitted into the top of the one below and tied together, usually with chains. Together they form a long flexible tube, which is hung down the side of the building. The lower end of this tube is placed over a skip or other receptacle, and waste materials are dropped into the top. Heavy duty steel chutes may also be used when the debris being deposited is heavy duty and in cases of particularly high buildings. An elevator is not a chute as it does not move by gravity. Chutes in transportation Goust, a hamlet in southwestern France, is notable for its mountainside chute that is used to transport coffins. Chutes are also found in: Hopper cars Hopper barges References Building engineering Landforms