Poorly designed surface water systems can create long-term drainage issues across an entire development.
Flooding, standing water and overloaded drainage networks often stem from inadequate attenuation capacity or poor installation.
Attenuation tank installation is a key part of modern drainage infrastructure, helping control surface water flow, reduce discharge rates and support sustainable development requirements.

Experienced attenuation tank installation contractors
Our teams deliver attenuation tanks across private residential, multi-unit housing and commercial developments throughout the West Midlands and surrounding areas. We operate as principal contractor or subcontractor depending on project requirements.
We manage the full installation package, ensuring systems are installed accurately and in accordance with design specifications.
Attenuation tank installation
Excavation and formation preparation
Crate system installation
Geotextile and membrane lining
Surface water drainage connections
Flow control chambers
Inspection chambers and access points
Backfill and reinstatement works
We work closely with developers, engineers and principal contractors to integrate attenuation tank installation into the wider drainage strategy. By assessing site levels, discharge points and storage requirements early, we help ensure systems are designed to perform as intended.
That early planning reduces installation issues on site, prevents conflicts with utilities and structures, and supports smooth progression through the wider build programme.
From private residential developments to large commercial and infrastructure projects, our attenuation tank installations are designed to manage runoff efficiently and support compliant drainage systems.
Our teams understand the importance of sequencing and integration, ensuring attenuation systems work alongside the wider drainage package and are ready for testing, inspection and final handover.
Speak to our team about your
Attenuation Tank installation
requirements.
TJ Brayne holds Constructionline Gold, CHAS, Safe Contractor, ISO 9001 and ISO 14001 accreditations.





