To ask the Secretary of State for Transport what representations he has received advocating the extension of the London underground to Thamesmead; and if he will make a statement.

The Department has received a small number of representations in support of an extension of the Jubilee line to Thamesmead. The east London rail study showed that the capital costs (estimated at £420 million in 1989 prices) and operating costs would greatly exceed the revenues and benefits.