Finham Storm Tank

Construction of a RC storm water holding tank with capacity of 5960m3. The construction of the tank include the following works undertaken by Joseph Gallagher Limited

Value:
£4.4m
Sector:
Utilities
Client:
Severn Trent
Main Contractor:
Joseph Gallagher
Location:
Finham
Duration:
40 weeks
  • Installation of 77 no rotary board pile with casing, pile cropping to formation level.
  • Construction of 1800m2 of 400mm thick RC slab on a gradient with power float finnish.
  • Installation on movement joints using Sika Supercast, casting of 4m high RC walls with taper, installation of 3 culvert.

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Project Overview

The scope of works also included cut and remove existing RC wall in sections, installation of 400mm dia. ductile iron pipe works, and installation of 160 OD SDR17 PE pipe works – 140m run, open cut with trench boxes & trench sheets around existing service crossings. Final works comprised installation of hot dip galvanised hand railing around the perimeter of the tank, backfilling & compaction of as-dug material around the tank structure, installation of foot paths, kerbing and bollards, and installation of grasscrete and tarmac road.

Services Provided

Design Temporary Works:
DOKA – used for tapered RC walls JGL internal design house: -Crane platforms -Assessment of structural stability of cut and cored reinforced concrete for lifting Ground force: -Tench support for rising main Access equipment into existing tank Design Permanent Works:
-pile detailed design by JGL, all other perm works design provided by Severn Trent

Group companies supporting the project

NRC Plant Ltd:
Crawler cranes, tracked telescopic boom crane
SPA Ltd:
Ventilation, access equipment, skips, man riders, storage containers, COSHH Store, Lifting gear

Finham 1
Finham 2

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