Road Building Mrs. Winifred Ewing asked the Secretary of State for Scotland what sums have been spent on the Scottish road building programme in each of the last five years; and what sums are proposed to be spent in the next three years. Mr. William Ross Expenditure on the construction and improvement of trunk and principal roads was: --------- | | --------- |1969–70| --------- |1970–71| --------- |1971–72| --------- |1972–73| --------- |1973–74| --------- Estimated future expenditure (1974 prices) is: --------- | | --------- |1974–75| --------- |1975/76| --------- |1976–77| ---------