walls. Blue tile pitched roof.

## Long Section (Internal) Plan (Internal)

© WRE Ltd.

This document should not be relied on or used in circumstances other than those for which it was originally prepared and for which WRE Ltd was originally commissioned. WRE Ltd accepts no responsibility for this document to any other party other than the person by whom it was commissioned.

003 663.

blue tile.

2. All levels are in metres above datum (taken as the measured downstream water level).

3. All dimensions are in millimetres unless stated otherwise.

4. The drawing is based on Ordnance Survey data and from measurements and observations recorded on site. 5. Refer to the Construction and Installation Specification. To be provided prior to construction
6. All new concrete to be be minimum grade C35. 7. All new blockwork to be minimum grade 22N/mm². Max weight of each block not to exceed 20kg.

8.Pressurised pipe to be black in colour for UV protection, 225mm i.d. HPPE 6 bar or greater rating, electro-fusion joined with 225mm wide blockwork supports at minimum 2.5m centres for any above ground section. 9. Pressurised pipe to be anchored to below ground mass concrete thrust block (1m³) at every significant (>15 degrees) change in alignment, and all above ground change in allignment.

10. Head sensor cable not shown. Route to follow pipe.

which shall be taken as the maximum historic flood level and will be verified to be provided prior to construction.

## Cross Section

13.Reinforced concrete wall thickness 300mm. Mesh to have 50mm cover.

Starter bar dimensions and floor and wall mesh thickness to be confirmed.

## Slab Construction Detail

1. Drip tray to be fitted below turbine casing to
prevent any oil / grease leakage falling into the
watercourse or onto the powerhouse floor and
creating a slip hazard.
7. 400 x 400 vent to be fitted into
powerhouse wall.
Client
Mr G. Tunnicliffe
2. Rubber mat to be placed below the electrical control gear to provide insulation in case of electrical shock.
8. Building to be fitted with two no. strip
lights (ceiling mounted) to ensure adequate lighting (as per Workplace Regulations
1992).
Project
Buxton Hydro Power Scheme
Drawing Title
3. Electrical voltage and dual supply signs to be prominently displayed and electricity warning sign placed on external face of door.
Proposed powerhouse - Details
9. Warning notice to be prominantly displayed stating draft tube chamber is a confined space and entry is not permitted.
Drawing No.
Revision
Status
Scale at A3
103/08
FOR PLANNING
2
AS SHOWN
4. First aid notice to be prominantly displayed.
Drawn by
Checked by
Approved by
Date
J Green
C Elliott