Work Zone Reference Library

Development of the Work Zone Management Service Layer engaged and enabled
Iowa DOT staff to envision the future of work zone management.
The WRL is a direct result of this effort and has been created to centralize all of Iowa’s work zone resources and documentation.

Quick Links

Traffic & Safety
Library

Construction Manual

Specifications

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• AADT map of Iowa
• Electronic Reference Library
• Iowa & Surrounding States Traffic Control Technicians
• Iowa Crash Analysis Tool (ICAT)
• Iowa State University Operations & Safety Dashboards
• Index to work zone related maintenance IMs
• Lane closure planning tool
• Local Technical Assistance Program (LTAP)
• Smart Work Zone Deployment Initiative
• Shawn Havick Memorial Response Program (DOT employees only)
• Standard Road Plans - TC Series
• Traffic Critical Project (TCP) Checklist
• Traffic Management Plan (TMP) Checklist
• Transportation safety groups
• Work Zone Data Exchange (WZDx)
• Work zone fines

Featured topics

Connected Portable Traffic Signals

• One Pager
• Deployment Plan
• Device Approval Request Form
• Specifications & Requirements
• Testing Procedures

 

Flagger Training

• Iowa DOT Flagger Training Materials

 

Smart Arrow Boards

• Deployment Plan
• White Paper
• Questions and answers
• Testing and verification form
• Specifications and requirements

 

Links to Outside Resources

• National Work Zone Information Clearinghouse

 

Oversized Loads

• Oversized Loads in Work Zones