Traffic Safety
Iowa & Surrounding States Traffic Control TechniciansFlagger's Handbook
Iowa Road Work Report
Traffic and Safety F.A.Q.s
Manual on Uniform Traffic Control Devices (MUTCD)
National Work Zone Safety Information Clearinghouse
American Traffic Safety Services Association (ATSSA)
NCHRP Report 350 Hardware
Traffic Control Workzone Checklist
Identifying Acceptable HighwayFeatures (FHWA)
Acceptable Crashworthy Category 2 Hardware for Workzones (FHWA)
Work Zone Safety Awareness
