Interesting Stats

Interesting Stats

649 properties were stabilised, the vast majority of which were domestic homes.

The total volume of infill placed was 620,894m3, enough to cover a football pitch to a depth of nearly 90m.

576,691m3 of foamed concrete, plus 30,000m3 of stone were placed into the Combe Down Stone Mine, plus 14,203m3 of foamed concrete into Fox Hill Mine. The following were used:

  • 178,000 tonnes of cement.
  • 90,000 tonnes of sand.
  • 98 million litres of water. This excludes water for line washing
  • 3 million litres of foaming agent.

14,737m of main roadways: this equated to approximately 2,800 tonnes of steel. 497m of steel roadways placed in Fox Hill.

15,000 sheets of plywood shuttering, 2,400 x 1,200mm (each board used twice).

8,000 sheets of corrugated steel.

90,000m2 of polythene sheeting.

10,000 tonnes of stone, used in underground roadways construction.

60,000 lightweight blocks.

6,000 rolls of rockwool insulation.

350m3 of concrete sample cubes (over 110,000 cubes taken).

2.2 million man hours.

344,000 kW h of electricity was used in the Main Scheme. In excess of 600,000 kW h used throughout entire project period.

20 miles of rigid pipework for pumped delivery.

5 miles of flexible pipework to deliver foamed concrete within stabilisation areas.

15 miles of water pipe.

10 miles of compressed air lines.

60 miles of electrical and communication cabling.

And the trivia

Over 450 contractor progress reports.

Over 200 contractor valuations.

Over 200 cost and progress reports.

Over 200 EP/HCA progress meetings.

24 miles to walk all 8 Main Scheme tenderers around the works.

Over 2,000 people from the village, plus the project team, attended a Fun Day in Sept 2009 to celebrate approaching completion.