Drainage & SuDS Design

We are specialists in foul water, surface water & highway drainage design. We  provide complete drainage solutions from concepts & strategies through to detailed construction stage. We are accomplished in designing drainage systems from small residential dwellings & educational establishments to large-scale housing developments & industrial parks. Using industry-standard design software & preparing design drawings using the latest AutoCAD design package, we provide the following services:

Drainage Strategy

Our drainage strategies assess the most sustainable way to discharge water safely whilst complying with the Local Drainage guidelines & the National Planning Policy Framework (NPPF).

Foul Drainage

Below ground foul water drainage designs conforming to Building Regulations Part H & Sewer Sector Guidance – ‘The Code’ from initial feasibility, planning & design through to implementation, construction, & maintenance.

We provide a full range of services from adoptable foul water drainage systems, septic tanks, package sewage treatment plants, drainage fields & pumping station designs & specifications.

Surface Water Drainage

We are experts in the selection process of different SuDS features to optimise storage, water quality & amenity aspects whilst being considerate of the commercial implications this can give to a development scheme.

We provide a full range of services from an initial SuDS suitability assessment to providing detailed drawings & calculations for submission to lead local flood authorities & drainage boards.

Below ground surface water drainage designs conforming to Building Regulations Part H, Sewer Sector Guidance – ‘The Code’ & various Lead Local Flood Authority (LLFA) requirements including:

General

National Planning Policy Framework
Building Regulations Part H
Sewer Section Guidance – ‘The Code’
The SuDS Manual
Flood & Water Management Act 2010
HCC LLFA Requirements
SCC LLFA Requirements
WSCC LLFA Requirements
Arun LLFA Requirements
Southern Water Build Over
Thames Water Build Over
General Binding Rules (discharge or treated effluent)
HCC OWC Responsibilities
SCC OWC Responsibilities
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