CAA-Approved Highway Corridor Surveys

Drone Road & Highway Surveys.

Compare quotes from specialist UK drone operators for carriageway condition surveys, pothole mapping, and linear corridor capture — with no rolling roadblocks, no lane closures, and no overnight TM costs.

“Every drone pilot on this network is personally vetted by me — insurance, qualifications, flight history.”

Peter Leslie · Founder & GVC Drone Pilot

Trusted by site managers & agencies across the UK

Need a road surveyed?

Post your details to compare quotes from highway-specialist drone pilots.

Closing a lane to map potholes is madness.

Highway engineers, LA asset teams, and main contractors burn budget on traffic management before a single defect is logged. Drones rewrite the economics of pavement surveys.

Traffic Management Costs

A single-night lane closure with TTRO, signage, and TM crews can exceed £8k per shift. A drone maps kilometres of carriageway from the verge in a single flight, without cones or stop/go boards.

Section 58 Defensibility

When a claim lands, you need dated evidence of carriageway condition. Drone orthos produce a pixel-accurate, georeferenced record of every crack and rut, tied straight into HE or LA linear asset registers.

Live-Lane Worker Exposure

Walked-out pavement surveys put inspectors within metres of 70mph traffic. A drone removes boots from the carriageway entirely, capturing defect imagery at resolutions no walking surveyor could match.

Highway corridor flying isn't for hobbyists.

By Peter Leslie, Founder & GVC Drone Pilot

Connect on LinkedIn

Road surveys mean flying adjacent to fast-moving traffic, overhead cabling, and bridge structures. That is exactly the environment where a weekend drone pilot on an A2 CofC is going to end up grounded by National Highways or the police.

Every road survey on this network is flown by drone operators holding a full CAA Operational Authorisation, with HE Sector Scheme accreditation where required. They coordinate with the ASC, submit OA-compliant risk assessments, and carry £5M public liability as standard.

The result is a carriageway record that stands up under adjudication, Section 58 defence, and DfT funding audits.

Highway-Corridor Qualified

CAA OA & £5M Public Liability

Reports your pavement engineer can actually use.

Our network operators deliver survey-grade outputs ready for HE linear asset systems, LA pavement teams, and claims adjusters.

Georef'd Carriageway Ortho

A scaled, distortion-corrected ortho of the carriageway corridor, georeferenced to HE linear asset conventions. Overlay directly into GIS to drop defects onto chainage in seconds.

Pavement Defect Reports

Every pothole, rut, and crack is scored, classified, and cross-referenced against the ortho. Export to CVI/DVI schemas or hand directly to your LA's pavement management system.

Rut & Crack Scoring

Rut-depth and crack-density maps derived from photogrammetric surfaces, suitable for treatment prioritisation and bid submissions for Pothole Fund or Network North funding.

Book your road survey in 3 steps.

We connect you with highway-corridor specialists, instantly.

Describe the Corridor

Tell us the road classification, corridor length, surface condition concerns, and what deliverables you need. Takes under two minutes.

Compare Specialists

We route your brief to OA-holding highway drone operators in your region. You receive competitive quotes with output formats and turnaround times.

Survey & Report

Your drone pilot coordinates with the ASC, flies the corridor, and delivers a packaged report with georef'd orthos, defect logs, and raw imagery.

Start Your Project Brief

Saving councils six figures on TM.

See how LA pavement teams, HE contractors, and consulting engineers rely on drone road surveys through our network.

"We had quoted £41k in night-time traffic management to hand-map a 6km A-road. The drone operator delivered a georef'd ortho and scored defect register in a single morning for under £3k. Genuinely transformative for our reactive maintenance budget."

Mark D.

Highways Asset Engineer, Leeds

"Our Section 58 defence needed dated evidence of a B-road's condition before a tripping claim. The drone ortho gave us exactly that, georef'd to our GIS, and the claim was withdrawn once the insurer saw the imagery."

Sian R.

Claims Officer, Cardiff

"We used the drone ortho to bid into the Pothole Fund. The rut-depth mapping was granular enough to justify resurfacing sections our walked-out CVI had missed completely. Absolutely worth it."

Gareth P.

Pavement Engineer, Bristol

Road Survey FAQ

Technical questions on highway rules, deliverables, and HE compliance.

Can drones legally fly over a live motorway?

Yes, with the right authorisations. Drone operators coordinate with National Highways, the ASC, and the relevant police force, and fly under a CAA Operational Authorisation that permits proximity to vehicles classified as uninvolved. Roadside launches are standard; lane closures are not required.

How is the imagery georeferenced for HE linear asset data?

Drone operators use RTK/PPK GNSS to tie imagery into OSGB36 or ETRS89 at centimetre accuracy. Outputs are delivered as GeoTIFF orthos and shapefiles aligned to HE section labels and chainage, so defects drop directly into Horizons, Confirm, or your own GIS.

What weather conditions prevent a road survey?

Commercial drones fly safely in winds up to roughly 24 mph and light drizzle, but heavy rain, low cloud, or a wet carriageway can mask cracks and invalidate rut-depth data. Our drone operators monitor METAR and local observations and reschedule at no cost if the window closes.

Do I get raw imagery as well as the report?

Yes. Every brief includes the defect register plus the full raw image set, the GeoTIFF ortho, and, where applicable, a photogrammetric surface model. Files are delivered via secure cloud link within 3–7 working days depending on corridor length.