REC · CASE STUDY
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Construction

Volume & Earthwork Control — Logistics Hub, Tbilisi

Weekly drone surveys kept an 8.6 ha logistics-hub earthworks program on schedule and on budget.

8.6 haSurveyed area
48 hData delivery
1–2 cmRTK accuracy
DJI Matrice 4E RTK (Mechanical Shutter)Equipment
RTK FIX · ONSurvey status
The Challenge

Site & Client

Developer — logistics-hub construction

1–2 cm RTKRequired accuracy
Flight Parameters

Flight Parameters

90 mAGL
2.1 cm/pxGSD
Real-time RTK Fix (NTRIP network)Positioning
22 min per flight, 3 batteriesAirtime
80% front / 70% sideOverlap
Accuracy QA/QC

Accuracy QA/QC

01

Planimetric RMSE (XY)

≤ 3.0 cm → 1.4 cm (RTK FIX)

02

Vertical RMSE (Z)

≤ 5.0 cm → 2.6 cm

03

Max deviation

≤ 6.0 cm → 3.9 cm

Deliverables

What You Get

.LAS / .E57

For direct processing in Revit, Civil 3D and ArchiCAD.

.DXF / .DWG

Contours, breaklines and the as-built drawing.

.TIF

High-resolution GeoTIFF orthophoto and terrain model.

PDF / XLSX

Earthwork or area calculations, ready for stakeholders.

Volume & Earthwork Control — Logistics Hub, Tbilisi
Business Value

Business Value

01

Weekly data delivered in 48 h instead of the ~5 days a 4-person ground crew needed.

02

Site trucks and excavators never paused; no one had to survey near crane booms or open slopes.

03

Earthwork-volume accuracy under 1% ended overbilling for excess soil haul-off by the excavation subcontractor.

Project Start

Request a Free Test Flight

We will survey a test area (up to 0.5 ha) of your current project free of charge. You will receive a point cloud or an orthomosaic to verify the data quality in your own CAD software before the project starts.

  • Response within one business day
  • Flight coordination accounting for airspace
  • Sample data in a format that fits your software

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