Rannoch Power Station, Grampian Hydro Electric Scheme

William Halcrow consulting engineer; Balfour Beatty engineers and contractors, 1931-33. 2-storey, 4-bay, and basement rectangular-plan power station in simple classical style set on piers above tailrace to front (S) with large arcaded arched windows at ground floor. Painted render with painted rock faced long and short quoins. Basement recessed behind pilastered and dentilled bridge over tailrace to front (S) with arcade of round arched windows. Coped base course with recessed fielded panels. Full height pilasters with fielded panels; string course and banded cill course at 1st floor. Deep corniced eaves course. Deep ground floor with arcaded and keystoned shouldered arched multi-pane windows. Bi-partite multi-pane windows at 1st floor with advanced cills.

EAST ELEVATION: roughly 3 broad bays with lower recessed single bay to right (S). Large mahogany door roughly to centre in keystoned shouldered arched surround, flanked by pilasters (deep full bay pilaster to S); shouldered arched window above with rectangular multi-pane window at 1st floor. Tall keystoned shouldered arched window to lower bay with rendered mullion.

N ELEVATION: similar to S elevation but with blind rectangular windows at ground floor and keystoned shouldered arched windows at 1st floor some with louvers. Small single storey building to right (W).

W ELEVATION: similar to that at W with window in place of door.

Predominantly small multi-pane glazing in cast-iron frames. Cast-iron rainwater goods integrated with cornice.

INTERIOR: plain interior with large roller crane off steel gantry to main double height space. Some steel gantries to rear creating upper floors.