Poster-Derie Marine Consulting & Investigations
Areas of Expertise:
accident investigation and reconstruction; vessel collision analysis;
assessment of liability/culpability.
of Inland and International Rules of the Road; operation of vessels;
proper boat handling and seamanship; navigation and piloting; vessel
traffic management; lake and waterways management; regulatory markers
and aids to navigation.
surveys; marine propulsion; marine mechanical and electrical systems.
boating safety enforcement & education; operational law.
witness & litigation support, criminal and civil (evaluation of
evidence, examination of experts & depositions, prepare exhibits
& expert report, testify).
PO Box 4728
Ketchum, Idaho 83340
1222 SE 57th Ave
Portland, OR 97215
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