Telford · TF1, TF2, TF3, TF4, TF5, TF6, TF7

Soakaway Installation & Repair in Telford

Percolation testing, drainage field design, and installation or repair of soakaways for septic tanks and treatment plants. Serving Telford and the surrounding villages, including Tibberton, Waters Upton, Ercall Magna, Kynnersley.

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Photo: Christopher Hilton · CC BY-SA 2.0

The soakaway, properly called a drainage field when it serves a septic tank or treatment plant, is where your system finally hands the water back to the ground. It is also the component that fails most expensively, because a clogged or collapsed drainage field usually means excavation and fresh land.

Soakaway work in the Telford area starts with an honest question: is this ground even a candidate? On the drained former wetland of the Weald Moors the answer is often no — the water table is too near the surface for a drainage field to treat anything — and on the gorge clays percolation is poor. Where tests do pass, on the firmer mixed ground between, fields are sized to the measured rate, not the brochure, because the borough’s glacial geology changes within a single farm.

Within a few minutes of Telford’s centre you reach villages and farmsteads that mains sewerage never reached. The north of the borough in particular, out across the Weald Moors towards Kynnersley and Ercall Magna, is dependent on private systems, and the gorge-side properties around Ironbridge and Coalport include older houses with equally old drainage arrangements.

How soakaway installation and repair works, in full →

Ground conditions around Telford

The Weald Moors are former wetland, drained over centuries, with peaty, high-water-table ground that makes conventional soakaways difficult and drainage field design a genuine engineering question. South of the town, the Ironbridge Gorge brings steep slopes and heavy clays, ground that made the area famous for brick and tile making and makes it awkward for percolation.

Watercourses and the rules around Telford

The borough drains south to the Severn through the gorge, with the Weald Moors laced with drainage channels and the River Tern skirting the north. Watercourses near tanks are common, and on the moors a high water table adds its own constraint on what a compliant discharge looks like.

What the service includes

Percolation tests to BS 6297 with written results
Drainage field design sized to occupancy and measured soil performance
Full installation with distribution pipework and correct aggregate
Investigation of failed soakaways, including whether the fault is the field or the tank upstream
Repairs, extensions and full replacements
Advice on alternatives where the ground genuinely will not percolate

Around Telford

As well as Telford itself, the surrounding villages and farms are covered, including Tibberton, Waters Upton, Ercall Magna, Kynnersley, Rodington, Wrockwardine, Little Wenlock. If you are somewhere smaller or somewhere between, get in touch anyway.