Summary of the 50 Bituminous Conferences By Gene Skok

50 Years of Asphalt Technology in Minnesota Organizations People Locations Registration Fees Topics

50 Years of Asphalt Technology Organizations Bituminous Pavement Association of Minnesota Minnesota Asphalt Pavement Association The Asphalt Institute Minnesota Highway Department Minnesota Department of Transportation The University of Minnesota Contractors Consultants Suppliers

PEOPLE MN Asphalt Pavement Association (MAPA) Sheldon Beanblossom John Hoene John Swanberg Dave Holt Rich Wolters Jill Thomas

PEOPLE The Asphalt Institute Win Hindermann (Hindy) Earl Angell Gerry Huber Rich Wolters Al Palmer Mark Blow

MN Highway Dept (DOT) Bituminous Engineers John Swanberg Win Hindermann George McPhearson Don McFadin Jim Murchie Doug Gordon John Hoeke Dave Holt Bill Yoerg Pat Hughes Rich Wolters Doug Schwartz Dan Wegman Keith Englesby John Garrity

Minnesota Highway Department (DOT) People Duane Young (86-99) Earl Angell (87-92) Roger Olson (87-03) Dan Wegman (92-03) John Garrity (93-03) Keith Englesby (95-99) Jim McGraw (99-03) Mike Robinson (98-03) John Swanberg (53-55) Nick Preus (57-72) Dave Holt (69-- ) Pat Hughes (74-92) Rich Wolters (79-86) Dick Ingberg (82-95) Art Hill (86-95)

University of Minnesota Ted Thomas Miles Kersten Gene Skok Dave Newcomb Mihai Marasteanu

Contractors Stan Watkins (70-74) Bill Fitzgerald (74-78) Dwight Beglau (84-03) Blair Bury (90-97) Rob Kueborn (99-03)

Federal Highway Administration E. Dean Carlson Stan Grayczk Bill Lohr

Cities and Counties Bob Johnson (60-82) Dean Anklen (67-82) Pat Murphy (72-75) Kent Lande (73-82) Chuck Swanson (77-85) John Kirtland (77-86) Don Asmus (78-85) Ken Paulson (85-92) Don Theisen (00-03)

Consultants Egil Wefald (53-74) Dick Moore (87-94) William Bannister (55-58) Duane Elliott SEH (60-82) Dick McNamara (67-85) Bob Roscoe (SRF) (73-97) Art Greengard (73-75) Ron Shaffer (78-89) Dick Moore (87-94) Mike Heuer (83-89) Don Gearman (88-98) Paula Quinlan (93-03) Erland Lukanen (95-03) Ann Johnson-Stewart (98-03) Mike Marti (00-03)

Locations 1953-61 University of MN; Nolte Center 1962-71 Univ. of MN; Mayo Auditorium 1972-86 Prom Center; St. Paul 1987-90 Sheraton Inn NW; Brooklyn Park 1991- ? Northland Inn; Brooklyn Park

Conference Fees Year Fee 1953 $4.00 $7.50 $9.00 * $12.50 1973* $13.00 1953 $4.00 $7.50 $9.00 * $12.50 1973* $13.00 1978* $20.00 1983 $36.00 1988 $60.00 1993 $90.00 1998 $120.00 $135.00 *Seniors free

Topics Through the Years 1953 - Jerry Geib reviewed 1962 – AASHO Road Test; A.C. Benkelman 1964 – Paving State Fair Racetrack; Don Ringrose & Lyle Jacoby 1968 – New Regulations in Air Pollution: John Badalich, MPCA 1970 – Studded Tire Research; 1971 – January Paving; Dick Bury 1972 – Use of Waste Materials; Drum Dryer (Turbulent Mass) Mixing; Ron Terrel

Topics (cont.) 1974 – Vibratory Rollers; Mike Geller 1975 – Recyling of Asphalt Pavements; Richard Grimm Asphalt Plant Emission Study 1977 – Recycling using Heat Transfer in MN, Dick Ingberg, Ray Hite 1979 – Use of Sulfur in HMA- Harold Fromm 1985 – Load limit (10-ton) issues; Daryl Durgin 1986 – Plant Certification (Quality Management) Rich Wolters

Topics (cont.) 1987 – Mn/DOT QM Specs; Doug Schwartz Cold Regions Test Facility Mn/ROAD – Rich Wolters 1988 – SHRP Program Review – Jim Moulthrop 1989 – Technician Certification – Bill Servatious 1991 – Recycling (heat transfer); Dick Ingberg, Nick Ashbach 1993 – Partnering, Certified Plants, Environemtal Regulations

Topics (cont.) 1994 – Superpave; Binder Selection & Volumetrics, Technician certification 1995 – Wisc Experience with warranties; Mn/DOT mobile lab 1996 – Childrens’ Grand Prix, Saw and Seal, Mixture Durability (VMA) 1998 – RAP in Superpave, Asphalt fumes 1999 – Lightweight profilers 2000 – 2350/2360 & warranties 2001 – Preventative Maintenance, Superpave for local governments, Computer tools 2002 – SMA, Reflective cracking relief

50 Years of Asphalt Paving in Minnesota Dave Holt Jim McGraw Doug Schwartz Rich Wolters John Garrity Pat Hughes