Prestongrange Colliery

Harvey and Company of Hoyle, Cornwall, erected 1874. 3-storey beam engine pump house and pump. Rusticated sandstone ashlar N elevation; stugged, squared and snecked sandstone to remainder. Rusticated sandstone ashlar base course; eaves course. Cast-iron beam, Oregon pine pump rod.

S (ENTRANCE) GABLE: wooden steps with finialed balusters to round-arched opening with keystone detailing, incorporating brick infill forming tripartite doorway, with round-arched openings, comprising central 2-leaf diagonally-boarded timber door, flanked by 3-pane windows. Tooled tablet centred above door, reading '1874' flanked by the initials 'ML'. 3 windows evenly arranged and centred at 1st and 2nd floors.

W ELEVATION: 2-leaf diagonally-boarded timber door to left at ground; pairs of windows centred at 1st and 2nd floors.

N GABLE: 2-leaf, diagonally-boarded timber door with radial semicircular fanlight, centred at ground. Wall-mounted metal brackets to outer left and right at ground. Giant central beam projecting at 3rd floor from deep rectangular opening in vertically-boarded timber frontage at apex, with timber doors flanking opening, 8-pane window to right of opening.

E ELEVATION: 2 pairs of windows flanking centre at ground; pairs of windows centred at 1st and 2nd floors. Brick infilled window to left between 1st and 2nd floors. Wall-mounted metal bracket to outer left at ground, and to left of centre at 1st floor.

INTERIOR: not seen, 2000. Includes steam end of beam; steam cylinder and cut-off valves; timber staircase with turned balusters.

10-pane fixed timber windows, covered by bipartite grills. Grey slate roof; metal ridge. Cast-iron rainwater goods.