The Pre-Build Survey Specialist in Old Heath
Essential drainage diagnostics and mapping for Old Heath extensions and new builds. Secure your Thames Water build-over agreement with Old Heath’s technical experts.
- ◉ Building Control Compliant
- ◉ Precision Depth & Invert Level Data
- ◉ Fast-Track Reports for Old Heath Developers
100% Approval
Our reports are designed to meet all Old Heath local Council planning criteria.
3-Metre Rule
Expert identification of any public sewers within the critical Old Heath build zone.
£5M Insurance
Fully insured for all pre-construction and site works within the Old Heath area.
Technical Foundations for Old Heath Construction.
In a town with as much development as Old Heath, from modern urban expansions to sensitive suburban renovations, a Pre-Build Survey is the most critical step in your project’s lifecycle. Building over or near a sewer without professional documentation is a legal and structural risk. Our surveys provide the precise underground intelligence required to protect Old Heath’s infrastructure and your investment. We identify the exact location, depth, and condition of pipes, ensuring your foundations are designed correctly and your Old Heath planning application proceeds without a hitch.
Specialized Pre-purchase Drain Survey for Old Heath Buyers
We offer a suite of specialized investigations that fulfill the rigorous technical requirements of Old Heath structural engineers and water authorities.

Build-Over CCTV Inspection
The "Before" report required by Thames Water for Old Heath properties, documenting the structural integrity of the sewer before any groundworks begin.
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Depth & Invert Level Verification
We provide the exact measurements Old Heath architects need to calculate foundation depths and avoid crushing local drainage lines.
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Public Sewer Identification
Determining exactly which pipes are your responsibility and which are Old Heath’s public assets—a critical distinction for legal build-over agreements.
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Load-Bearing Site Mapping
Mapping the drainage network to ensure Old Heath new-build loads are distributed safely, preventing future pipe collapses or subsidence.
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Pre-Construction Structural Audit
A full condition assessment of Old Heath pipes to identify existing cracks or leaks that must be resolved before construction equipment arrives on-site.
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The "No-Dig" Solution for Old Heath Developers
Our solution focuses on deliveringthe hhighest-resolutiondata with zero site disruption. We ensure your Old Heath construction project meets all Part H Building Regulations through non-invasive, high-speed diagnostics.
- ◉ Precision Sonde tracing to identify pipe direction on Old Heath sites.
- ◉ Detailed WinCan reports accepted by Old Heath's legal and water authorities.
- ◉ Technical advice on pipe protection and diversion for Old Heath builds.
Non-Invasive Site Intelligence
Our Pre-Build Survey is entirely trenchless, using advanced camera technology to explore your Old Heath site without disturbing the ground.
Old Heath Site Prep
We identify all access points and map the build-zone relative to existing Old Heath sewer assets.
Our engineer arrives at your Old Heath address equipped with the latest CCTV technology.
HD CCTV Exploration
High-resolution cameras are inserted to document every joint, crack, and connection in the Old Heath network.
Data Package Delivery
You receive a professional report containing HD video, site maps, and depth data for your Old Heath build-over application.
What Our Customers Say
Daniel K., Old Heath Architect
"Highly Efficient. We needed a Pre-Build Survey for a Old Heath town-center project. They coordinated with the agent and delivered the Thames Water-ready report in 24 hours."
Megan R., Old Heath Homeowner
"Peace of Mind. Our Old Heath builder insisted on a survey before our extension. The team found a collapsed pipe we didn't know about, saving us thousands in potential damage."
Simon V., Old Heath Project Manager
"Professional Data. Their mapping was millimeter-perfect. Essential for any developer working in the Old Heath area who wants to avoid planning delays."
Why Choose Us?
We are Old Heath’s leading pre-construction drainage authority. Our team provides the specialized technical data that Old Heath’s professional building sector demands for every project.
Old Heath Infrastructure Knowledge
Our engineers have years of experience working with Old Heath’s unique drainage topography, ensuring we find assets that generic firms miss.
Advanced Diagnostic Equipment
We use the latest HD crawler cameras and sonar locators to ensure your Pre-Build Survey is the most accurate in the Old Heath area.
Solicitor & Authority Approved
Our reports are specifically formatted to be accepted by Old Heath local Council and Thames Water, streamlining your build-over agreement.
Fixed Old Heath Pricing
We provide transparent, upfront quotes for all Old Heath projects, ensuring you can budget for your survey without hidden "emergency" fees.
Rapid Site Turnaround
We know Old Heath construction schedules are tight. We offer priority booking for pre-build projects to keep your development on track.
End-to-End Compliance
From initial tracing to final "post-build" verification, we handle the entire compliance process for Old Heath developers and homeowners.
Secure Your Old Heath Build-Over Approval.
Get the professional drainage data your Old Heath project needs. Book your survey today.
Frequently Asked Questions
Why do I need a Pre-Build Survey for my Old Heath extension?
A Build-Over Agreement is required if you are building within 3m of a public sewer in Old Heath. It protects you and the water authority.
Will this survey satisfy Thames Water in Old Heath?
Yes. We use WinCan reporting software, which is the industry standard accepted by Thames Water and Old Heath building control.
What happens if you find damage during the Old Heath survey?
We will provide a clear HD video of the damage and a fixed-price quote to repair it before your Old Heath build commences.
Do I need a post-build survey as well in Old Heath?
Often, yes. Water authorities in Old Heath may require a “Post-Build” check to ensure your construction hasn’t damaged the sewer.
How long is a Pre-Build Survey valid for in Old Heath?
Usually, these surveys are valid for 12 months, provided no significant groundworks have occurred on your Old Heath site since the check.
Can you trace the depth of the pipe for my Old Heath structural engineer?
Absolutely. Our Sonde and Trace technology provides the exact depth data Old Heath engineers need for footing designs.
Do you work with Old Heath-based architects?
Yes, we are the preferred drainage partner for many architectural firms across the Old Heath area for all pre-construction works.
Is the survey messy or disruptive to my Old Heath property?
Not at all. It is entirely non-invasive. We access the pipes through existing manholes on your Old Heath site.
Helpful
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Find your local team
We proudly serve
- • Old Heath
- • Colchester
- • St Johns
- • West Mersea
- • Earls Colne
- • Brightlingsea
- • Bures
- • Halstead
- • Manningtree
- • Harwich
- • Frinton on sea
- • Walton on the Naze
- • Clacton-on-sea
- • Thorpe Le Soken
and all surrounding Area.