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Accident Investigation and Expert Testimony

Photograph from NIOSH report

2DM Associates, Inc. president David Duerr, P.E. provides technical investigation services and expert testimony in matters relating to accidents involving cranes, rigging, specialized lifting and rigging equipment, and oversize/overweight transportation. Past clients in litigation matters have included specialty rigging contractors, crane rental companies, general contractors, insurance companies, and facility owners.

Mr. Duerr has served both plaintiffs and defendants. Services to date have been about 30% plaintiff, 70% defendant.

Gantry system collapse Overturned LRT 445

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