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Poole Sewage Treatment Works – GRP Odour Control Covers

Wastewater treatment – inlet works odour control

This project involved the supply of GRP walk-on odour control covers for inlet works at Poole Sewage Treatment Works, delivered for Wessex Water.

Project Overview

  • Industry: Wastewater Treatment
  • Location: Poole Sewage Treatment Works, Dorset, UK
  • End Client: Wessex Water
  • Project Scope: Inlet works odour control

The project formed part of an inlet works upgrade at Poole Sewage Treatment Works, requiring odour containment solutions suitable for regular operational access. GRP systems were specified to suit the environmental and operational demands associated with wastewater treatment processes.

Installed GRP odour control covers across inlet works at Poole Sewage Treatment Works
Temporary access and scaffolding during GRP odour control installation at Poole STW

Project Requirements

The inlet works upgrade required walk-on odour control covers capable of providing safe access while supporting odour containment within a wastewater treatment environment.

Key requirements included:

  • Walk-on covers suitable for routine inspection and maintenance access
  • Defined load ratings to support operational use
  • Resistance to corrosion and moisture
  • Slip-resistant walking surfaces
  • Compatibility with the existing inlet works layout

All systems were required to meet Wessex Water safety and performance standards.

Installed GRP Solution

PJNC supplied GRP odour control covers across the inlet works, including:

  • 105 m² of GRP walk-on odour control covers

The covers were configured to provide continuous coverage across the inlet area while maintaining safe access for operational activities.

GRP walk-on odour control covers installed over inlet works at Poole STW
Concrete inlet works structure prior to GRP odour control installation at Poole STW

Technical & Design Requirements

The GRP odour control covers were designed to meet the following technical criteria:

  • Walk-on covers: load rated to 5 kN/m²
  • Slip-resistant surfaces suitable for wet wastewater environments
  • Corrosion-resistant materials appropriate for long-term exposure
  • Structural stability for regular operational access

These requirements ensured consistent performance across the inlet works installation.

Installation & Delivery

GRP odour control covers were delivered to site in prefabricated sections to support efficient handling and installation. Installation was coordinated alongside inlet works upgrade activities, allowing safe sequencing within the operational treatment environment.

Prefabricated GRP odour control covers installed during inlet works upgrade at Poole Sewage Treatment Works
Installed GRP odour control covers across inlet works at Poole Sewage Treatment Works

Outcome & In-Service Performance

The completed GRP odour control covers now provide effective containment across the inlet works while supporting safe operational access. The non-corrosive construction and defined load rating support long-term performance in a high-moisture wastewater environment with reduced maintenance requirements.

Project Gallery

Project Enquiries & Technical Discussion

If you have a similar requirement for odour control systems within a wastewater treatment environment, PJNC can support early-stage design, load assessment, and system configuration to suit your application.

Reference this project where relevant when submitting your enquiry to assist our technical team.

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