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Donegan Civil Engineering

Sheet Piled Trench and Concrete Culvert – Paradise Street, Liverpool

A 200m sheet piled trench and 3m x 3m in-situ reinforced concrete culvert on Liverpool's city centre development

By: Valentine Donegan

Published: August 6, 2026

Sheet Piled Trench and Concrete Culvert - Paradise Street, Liverpool

Client: Laing O’Rourke

Project Description / Main Operations

This project was carried out for Laing O’Rourke on the major development works in Liverpool city centre.

V J Donegan & Co Ltd installed over 400 linear metres of 8m long Larsen steel sheet piles to form a 200m long, 6m wide, 6m deep trench. Inside the trench a concrete slab was poured to act as a working platform during the steel fixing, formwork erection and casting of a 3m x 3m in-situ reinforced concrete culvert.

Scope and method:

Installation of over 400 linear metres of 8m long Larsen steel sheet piles, forming a 200m long, 6m wide, 6m deep trench.
Pouring of a concrete slab within the trench to act as a working platform.
Steel fixing, formwork erection and casting of a 3m x 3m in-situ reinforced concrete culvert.
Over 600m of foul water open-cut drainage.
A 4.50m internal diameter CSO chamber.
A 1500mm internal diameter pipejack.

For More Information, contact us at http://www.donegan.co.uk

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