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Oblique aerial of a city intersection

Services | 07

Forensics and expert witnesses

Measurements and visuals you can stand behind.

Overview

Harkin documents scenes from the air and the ground, then analyzes the data to answer specific questions: what was visible from where, how far, and from what angle. Overhead scene imagery, 3D reconstructions, sight line studies, and visibility maps give attorneys and investigators a clear, measurable picture.

3D reconstruction of a sight line from a vehicle (blue cone)
Overhead crash scene with sight line overlay

Harkin testifies as an expert witness on LiDAR, GIS and mapping, and photogrammetry, and explains the methods and results to a judge, a jury, or opposing counsel.

Viewshed analysis map, 3 mile visibility, vegetation included

What you get

Deliverables

01

Overhead scene documentation

Measured imagery of the scene from above.

02

3D scene reconstruction

A clear, measurable model of what happened where.

03

Sight line and viewshed analysis

What was visible, from where, and how far.

04

Expert witness testimony

Testimony on LiDAR, GIS and mapping, and photogrammetry.

From the record

Evidence, measured

Viewshed analysis map, 3 mile visibility, vegetation included

Viewshed analysis, three mile visibility

Plan survey linework over aerial of a city intersection

Plan survey over an aerial of an intersection

Oblique aerial of a city intersection

An intersection from above

Who uses it

Built for the people who build

3D reconstruction of a sight line from a vehicle (blue cone)

Next step

Let's put your site on the map.

Working a case? Contact us early.

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