GPR Surveys London. Utility Surveyors London.

GPR Utility Mapping in London – Cadmap Ltd

Leading Ground Penetrating Radar (GPR) Surveyors in London for Roads, Highways, Sites & Development Projects

At Cadmap Ltd, we provide advanced GPR Utility Mapping in London, offering accurate, non-intrusive detection of buried services across highways, construction sites, urban streets, private gardens, commercial estates, and complex city environments. Our specialist GPR surveyors use industry-leading radar technology to locate pipes, sewers, ducts, electrical cables, fibre optics, water mains, drainage lines, gas pipes, telecom infrastructure, and unknown underground features with precision.

If you're looking for the most trusted GPR Survey in London, Cadmap delivers fully compliant utility mapping surveys designed for safe excavation, planning, design, and construction.

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Why Choose Cadmap for GPR Surveys in London?

We specialise in delivering high-accuracy Ground Penetrating Radar surveys across Greater London and the South East. Our team provides:

✔ PAS 128-Compliant Utility Surveys

We deliver fully compliant PAS 128:2014 & PAS 128:2022 surveys, including M1, M2, M3 and M4 quality levels.

✔ Highway & Road GPR Surveys

Experts in working on London roads, red routes, TFL networks, borough highways, and live traffic environments.

✔ Full Underground Utility Detection

We map all buried services including:

Power cables
Telecommunications & broadband ducts
Water mains
Gas pipes
Foul & surface water sewers
Heating & cooling networks
Unknown voids
Reinforcement detection (rebar)
Manholes, chambers & drainage routes

✔ GPR Surveys for Construction & Planning

Supporting architects, engineers, developers, builders, and councils.

✔ Fast Turnaround & CAD Deliverables

All GPR survey results are delivered in high-quality CAD drawings, GIS formats, 3D models, or utility plans ready for design teams.

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Our GPR Utility Mapping Services in London

1. Ground Penetrating Radar (GPR) Surveys

A non-destructive method used to scan ground layers and locate buried pipes, cables, voids, and structural features.

2. Underground Utility Mapping

Complete mapping of visible and hidden utility networks using GPR + electromagnetic (EML) tracing.

3. PAS 128 Utility Surveys

Comprehensive utility surveys for safe excavation, enabling safe planning for construction, drainage, and highway works.

4. GPR Highway Surveys

Specialist surveys for major infrastructure and road improvement projects across London boroughs and TFL routes.

5. GPR in Gardens, Private Land & Residential Sites

Perfect for locating unknown pipes, old drainage systems, soakaways, culverts, or buried services before landscaping.

6. GPR for Commercial & Industrial Sites

Ideal for redevelopment, upgrades, asset management and health & safety compliance.

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Why GPR is Essential in London

London has one of the most congested and complex underground networks in the world. Without accurate GPR mapping, contractors risk:

Service strikes
Project delays
Injury and H&S breaches
Expensive excavation mistakes
Incorrect design decisions

Our GPR surveyors ensure confidence for safe digging, producing verified plans that reduce risk and increase project efficiency.

Who We Work With

Civil engineering contractors
Highways departments & councils
Architects & structural engineers
M&E consultants
Drainage engineers
Utility companies
Developers & construction firms
Private homeowners

Areas We Cover in London

We provide GPR surveys across all London boroughs, including:
Westminster, Camden, Southwark, Kensington & Chelsea, Haringey, Hackney, Ealing, Brent, Bromley, Bexley, Hillingdon, Lambeth, Greenwich, Islington, Croydon, Havering, Sutton, Richmond, Wandsworth, Tower Hamlets, Hounslow, Enfield, Barnet, Redbridge and all surrounding areas.