North Ayrshire District General Hospital Mr. Sillars asked the Secretary of State for Scotland if he is able to estimate the number of people employed at the peak of activity in the construction of the North Ayrshire District General Hospital. Mr. Harry Ewing Approximately 230 operatives were employed in the summer of 1975. Mr. Sillars asked the Secretary of State for Scotland if he can give an estimate of the quantity of major materials used in the construction of the North Ayrshire District General Hospital. Mr. Harry Ewing The estimates are as follows: Cladding, 7,324 sq metresBlockwork, 20,700 sq metresPlaster work, 33,500 sq metresSteel, 850 metric tonesFloors and slabs, 26,300 sq metresGlass, 3,000 sq metresElectrical wiring, 11 milesAsphalt, 25,000 sq metresGravel and paving, 9,300 sq metresConcrete (including structural concrete), 2,800 cubic metres