University of Wisconsin-Madison

Print Preview

Return to previous page

Transportation Information Center

Workshop Overview

Upon completion of the course, participants will be properly trained to provide a complete work zone flagging operations according to the Wisconsin Flagging Handbook

Additional Information

  1. Flaggers will understand the requirements for proper personal protective equipment.
  2. Flaggers will demonstrate the proper advance warning sign placement for flagging.
  3. Flaggers will demonstrate the proper placement of temporary portable rumble strips.
  4. Flaggers will demonstrate properly locating themselves in relation to traffic.
  5. Flaggers will demonstrate properly locating themselves in relation to obstructions (clear escape route).
  6. Flaggers will demonstrate proper single flagging technique.
  7. Flaggers will demonstrate proper two flagger flagging technique.
  8. Flaggers will demonstrate proper flagging technique at an intersection.
  9. Flaggers will demonstrate proper flagging technique when pilot cars are used.
  10. Flaggers will demonstrate proper measures for warning others of non-compliant vehicles.
  11. Flaggers will demonstrate proper technique when flagging at night.
  12. Each flagger is required to have a minimum of 4 hours of hands on training to demonstrate the proper flagging techniques shown in this document.
  13. Flaggers are required to take a refresher course every two years and demonstrate these skills.

Workshop Outline

  • Two-Flagger Operations
  • Single-Flagger Operations
  • Pilot Car Operations
  • Equipment crossings
  • Intersection work
  • Mobile operations
  • Railroad crossings
  • Emergency Flagging
  • Nighttime operations


Greg Helgeson

Greg Helgeson worked 35 years as a traffic and highway project development engineer for the Wisconsin DOT in the SW and NW Regions, and the Central Office Headquarters.    He spent 28 years in traffic engineering,  with emphasis on traffic safety,  intersection control,  work-zone traffic control,  signing, marking and speed limits.  Greg addressed traffic safety concerns by working in collaboration with the County Traffic Safety Commissions,  local officials,  law enforcement and the public.  He has been instructing for the Transportation Information Center  since 2018,  and also works part-time as a traffic engineer for the transportation engineering firm Lakeside Engineers. 

Thomas Notbohm

Tom Notbohm has 30 years of experience with Wisconsin DOT and City of Madison Traffic Engineering. For WisDOT Tom managed various traffic operations and design programs, including work zone traffic control guidelines and policies. He had oversight responsibility for development of WisDOT’s transportation management plan guidelines. Since 2012 Tom has served as Senior Project Manager for TranSmart, a transportation engineering firm. He manages traffic engineering projects and led TranSmart’s work zone traffic analysis training efforts for Illinois DOT District 1.

Upcoming dates (0)

Take this workshop when it’s offered next!