A formwork carpenter creates the shuttering and falsework used in concrete construction. Consumable materials were sourced&colon; cement, steel, timber for shuttering, sand and aggregate. This process is known as shuttering and reinforcing. Metal strengthening bars were wired together and the wooden shuttering was installed. Universal briefly considered shuttering the label, but instead decided to restructure it. Budget shortfalls or a change in government resulted in the shuttering of the program. Shuttering consists of large panels the height of a single storey of the tower. Later they used wooden shuttering that was removed for the concrete to cure. Most notable was the shuttering of the plant's incinerators in 1987. This performance was mainly due to sliding shuttering. Other physical damage can be caused by the use of steel shuttering without base plates. Toshiba and Hitachi had both proposed plans for shuttering the facility. The shuttering was filled with concrete "in situ". At the time of its shuttering, it handled large trades for institutional investors. This effectively caused the shuttering of the entire Gimbels Pittsburgh division.