Topographic Site Survey
across Gloucestershire

A drone topographic survey captures the shape of your whole site in detail. We fly an automated grid, then process it into a georeferenced orthomosaic, surface model and contours ready for your designer, engineer or planning consultant.

Key facts

Minimum fee	£650
Per-acre rate	£65–£90 (above 10 acres)
Typical day rate	£850–£1,200
Call-out	Free within 30 miles of Cheltenham
Point cloud / CAD add-on	+£100–£250

What it's used for

• Pre-construction ground truth
• Site setting-out and design
• Earthworks planning
• Feasibility and land purchase due diligence

What you receive

Deliverable	Format
Georeferenced orthomosaic	GeoTIFF
DSM and DTM	GeoTIFF
Contours	DXF / DWG
Point cloud (add-on)	LAS / LAZ

How it works

1. Quote — tell us the site and what you need; we reply with a fixed price.
2. Planning — we check airspace, permissions and weather, and complete a risk assessment.
3. Flight — automated flight plan over the site; most jobs are a single visit.
4. Processing — imagery is processed into maps, models or reports.
5. Delivery — your files are delivered by secure download, plus 3 months of the Farm Dashboard free for new clients.

Equipment

DJI Mavic 3 Multispectral (RGB camera)

Camera	20 MP, 4/3 CMOS mapping camera
Flight time	Up to 43 minutes per battery
Capture	Automated grid and oblique flight plans

Equipment specifications: DJI Mavic 3 Multispectral specs.

Price adjustments

Situation	Adjustment
Site under minimum acreage	Minimum fee applies
Site 50–100 acres	−10% on per-acre rate
Site 100+ acres	−15% or formal quote
3+ visits agreed upfront	−10% per visit
Travel beyond 30 miles of Cheltenham	+45p per mile
Point cloud / CAD contours	+£100–£250
Weekend / bank holiday flights	+20%

All prices exclude VAT.

Related services

• As-Built Documentation — from £600
• Cut & Fill Analysis — from £550 (two visits)
• Land Documentation for Planning — from £500

Frequently asked questions