Your Pavement Preservation Resource Since 1972


Welcome to the IGGA

The International Grooving & Grinding Association (IGGA) is the leading technical and promotional resource for acceptance and proper use of diamond grinding and grooving as well as pavement preservation/restoration.

Anyone can REGISTER HERE and receive a discount through us.

  • $25 online registration for exhibits-only admission*  (Now thru 05/10/21)
  • $95  (05/11 thru 06/05/21)
  • $105  (After 06/05/21)

*Some restrictions apply

WOC exhibits at the Las Vegas Convention Center June 8-10, 2021. New hours – 9:30 am – 5:00 pm

There will be no onsite registration available, but attendees can register on any mobile device before coming to the convention center and print out their badges once onsite.

COVID-19 protocols and other safety measures will be in effect during the show. Click here for details.

Dowel Bar Retrofit & Diamond Grinding Best Practices
Presented by John Roberts (IGGA) and Joe Echelle (OTA)
Check out the following Concrete Pavement Preservation (CPP) series webinar videos:


MoDOT/FHWA Releases Concrete Pavement Repair Best Practice Report and Technical Briefs