Pavement Management History Lesson, Part I

BARM Says…

Single Most Recycled Material In The World (Byron Lord, FHWA)

• The single most recycled material in the world is asphalt

• The U.S. highway community recycles more than 81% of all asphalt back into highway use.

• Yet, we only recycle in place 3% of our roads

• FHWA has proven it costs less to maintain and preserve our roads that rebuilding them

Pavement Preservation:

• ―If cities and counties every truly adopt the concept of pavement preservation, the equipment manufacturers will never be able to supply the demand…. (PP ETG, Charleston, SC)‖

Jim Sorenson, FHWA

Asphalt

  • In 1837 a British patent was issued for a ―mastic cement applicable for paving, road making, covering buildings and other purposes
  • The first roadway in England was resurfaced with rock asphalt (from France) in 1869
  • Emulsions have been available since 1903, and used extensively since the 1920’s

Asphalt Pavement Recycling

  • 1916, Asphalt Heater, City of Toronto Archives
  • 1930, Asphalt Heater, City of Chicago Archives
  • 1956, Foamed Asphalt invented in Ohio
  • 1980s 3rd generation hot in place, milling machines invented for mining industry
  • 1990s CIR equipment invented, FDR with foamed asphalt and emulsion technology deployed
  • Some states have been doing FDR for 30 years

Pavement Preservation

  • Slurry seals have been used in Europe since 1920s
  • Late 70s saw modified slurry, namely micro surfacing on ADTs 20-40 K ADT range
  • Spain, Germany, France were European pioneers
  • Some GA Counties doing over 15 miles per year
  • 1996 Olympics 600 K SY micro done for GDOT & City of Atlanta

Our warmest thanks to all of those loyal clients who have attended our workshops, purchased our books, DVDs, audio CDs, listened to our podcast, watched our training videos, gone through the IPMA™ Academy Accredited Pavement Manager Certification Program, and most importantly hired our firm to help them save millions!
Sincerely,

The Barnhardt Group Atlantic Division
1635 Old Highway 41, Suite 112-248
Kennesaw, Georgia 30152

Phone: (404) 323-5974
Fax: (678) 224-4651
E-mail: blair@thebarnhardtgroup.com

Pacific Division
1001 Bayhill Drive, Ste. 200
San Bruno, CA 90466
Phone 650-922-0469
Fax 650-616-4001

Blair Barnhardt, CEO

blair@thebarnhardtgroup.com

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