Preserve from each actual custodian
Unchanged site, condition, access, fall protection, trench, scaffold, electrical source, material, vehicle, machine, tool, photographs, measurements, witnesses, and video: Injured person, coworkers, responders, Ann Arbor Police and FOIA staff, U-M departments, Washtenaw County, road agencies, employers, institutions, property operators, contractors, and insurers may each hold a different record. Site and image sources may include campus facilities, city parking, transit vehicles, hospitals, downtown businesses, apartments, fleet cameras, bicycles, and involved vehicles Owner, developer, construction-manager, general-contractor, subcontract, scope, schedule, change order, daily report, meeting, and actual-control records: Property owner, developer, construction manager, general contractor, subcontractors, employer, designers, suppliers, and project-management systems Permit, plan, inspection, safety program, hazard analysis, training, toolbox talk, incident, MIOSHA, maintenance, and equipment files: Ann Arbor permits and inspections, U-M or other institutional project records, owners, designers, general contractors, subcontractors, employers, equipment providers, and MIOSHA Employment, workers compensation, third-party insurance, medical, wage, functional, lien, and future-care proof: University of Michigan Health, Trinity Health Ann Arbor, and regional rehabilitation providers; employer and carrier, non-employer defendants and insurers, treating providers, unions when applicable, family witnesses, and the injured worker