§ Mr. Gordon PrenticeTo ask the Secretary of State for Transport what is the cost per metre of(a) reflective and (b) absorbent railway noise barriers of a common height. [18397]
§ Mr. WattsRailway noise barriers vary in height, but the most commonly used are 2m high. The comparative costs per linear metre at this height are £210 for a reflective barrier and £340 for an absorptive barrier. The costs quoted are for barriers alongside a new railway line and include installation.