asked the Secretary of State for Wales how many miles of (a) new trunk motorway route, (b) new trunk dual carriageway route, (c) new trunk single carriageway route and (d) substantially improved trunk route were opened for use in each of the last five financial years; and what are the estimated figures for 1979–80 and 1980–81.
The following is the information relating to schemes of improvement costing over £0·5 million. Where schemes involve both single and dual carriageway improvement, the mileage has been allocated to the major category.ing at 31 March 1979, and noted on page 132 of Appropriation Accounts, volume 1, classes I to III, 1978–79, is outstanding.
£1,140,593. A further repayment of £130,000 is due on 19 March 1980.