Category: Architecture, Construction, Engineering, Safety Forensic Engineering Investigation of a Long Span Wooden Truss Failure During Erection TASA ID: 1134 With about one third of the long span wood trusses in place for a 60' by 100' building being constructed as a convenience store, the trusses already erected fell over like dominos injuring three laborers. The three workers sued a number of parties involved in the project including the crane rental company and the manufacturer and supplier of the trusses, claiming that they shared responsibility for the accident and that they should have taken action to prevent the collapse. The author was retained as an expert witness for the crane rental company. Investigation and analysis of available facts established that the crane rental company was not responsible and should have had no liability. Read more