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Diverging Diamond Interchange

Locations Found

There are many locations already operating with application of the Diverging Diamond in the US today.
Completed
Hwy 15 & CR 120 in St. Cloud, MN

I-70 & Mid Rivers Mall Rd in St. Peters, MO

Interstate 44 & Missouri 13 in Springfield, Missouri
  Construction started January 16, 2009
  Opened to traffic on June 21, 2009

US 60 & National Ave. in Springfield, Missouri
  Construction started September 2009
  Opened to traffic on July 12, 2010

Interstate 15 & Main St. (Exit 278) in American Fork, Utah
  Construction started January 2009
  Opened to traffic on August 23, 2010

Interstate 270 & Dorsett Rd. in Maryland Heights, Missouri
  Opened to Traffic on October 17, 2010

US 129 & Bessemer St. in Alcoa, Tennessee
  Construction started April 2010
  Opened to traffic December 11 (eastbound) and December 14 (westbound), 2010
  Eastbound is 1 lane and westbound is 2 lanes

US 68 (Harrodsburg Rd.) & New Circle Road in Lexington, Kentucky
  Construction started June 6, 2011
  Opened to traffic on August 14, 2011 at 10:00 AM

Interstate 15 & S.R. 92 (Timpanogos Highway) in Lehi, Utah
  Opened to traffic on August 14, 2011 at 6:00 PM

S.R. 201 and Bangerter in West Valley City, Utah
  Opened to traffic on October 23, 2011 at 11:00 PM

Interstate I-435 & Front St. in Kansas City, Missouri
  Construction started April 4, 2011
  Opened to traffic on November 6, 2011

Interstate 15 & East 500 St. (Exit 276) in American Fork, Utah
  Opened to traffic on November 7, 2011

US 65 & MO-248 in Branson, Missouri
  Construction started May 16, 2011
  Opened to traffic on November 20, 2011 at 7:00 PM

I-285 & Ashford-Dunwoody Rd. in Dunwoody, Georgia
  Construction started May 16, 2011
  Opened to traffic on June 3, 2012

MD 295 & Arundel Mills Blvd. in Hanover, MD (half DDI)
  Opened to traffic on June 2012
    Click here for more information.


US 67 & SR 221 in Farmington, Missouri
  Opened to traffic on September 5, 2012

I-590 & Winton Road in Brighton, New York
  Construction started April 11, 2012
  Opened to traffic on September 11, 2012.

US 65 & Chestnut Expressway in Springfield, Missouri
  Construction started April 9, 2012
  Opened to traffic on November 10, 2012

I-580 & Moana Ln. in Reno, Nervada
  Opened to traffic on November 21, 2012

MO-150 & Botts Rd. in Kansas City, Missouri
  Construction started November 4, 2010
  Opened to traffic on December 25, 2012
I-85 & Mallard Creek Rd. Charlotte, North Carolina
  Construction started Summer 2011
  Opened in Dec. 2013

I-85 & NC-73, Concord, North Carolina
  Construction started Summer 2011
  Opened in Nov. 2013

I-86 & Yellowstone Ave. Pocatello, Idaho
   Opened to traffic on October, 2013

I-15 & St. George Boulevard, St. George, Utah
  Built in 2013

I-35 & Homestead Road, Gardner, Kansas
  Opened in Oct. 2013

I-44 & Range Line Rd., Joplin, Missouri
  Opened in Dec. 2013

I-435 & East Front Street, Kansas City, Missouri
  Opened in May 25, 2012

I-85 & Pleasant Hill Rd., Duluth, Georgia
  Opened in June 9, 2013

I-270 & Roberts Road, Columbus, Ohio
  Opened in Oct. 21, 2013

I-64 & US-15, Gordonsville, Virginia
  Opened in Feb. 2014

I-29 & Tiffany Springs Parkway, Kansas City, Missouri

I-70 & Woods Chapel Road, Kansas City, Missouri

I-15 & US-91, Salt Lake City, Utah

I-15 & Pioneer Crossing/ Main St., American Fork, Utah

I-70 & US-50, Grand Junction, Colorado

I-95 & Thurbers Ave. Providence, RI

Under Construction
US 52 & County Rd. 12 (Elk Run Interchange) in Rochester, Minnesota
  Construction started late June/early July

I-25 & Fillmore St., Colorado Springs, Colorado
  Construction started Summer 2014

I-35 & 95th Street, Lenexa, Kansas

I-435 & Roe Ave, Overland Park, Kansas

I-5 & Fern Valley Rd. Phoenix, Oregon

I-95 & Horizon Dr, Las Vegas, Nevada

I-435 & University Blvd, Austin, Texas

I-80 & NW 48th St. Lincoln, Nebraska

I-70 & Stadium Blvd. - Columbia, Missouri
  Construction started March 2013

I-88 & I-59, Naperville, Illinois
  Construction started June 2013

I-90 & Elmhurst Rd., Mt Prospect, Illinois
  Construction started Spring 2014

I-69 & SR-1, Fort Wayne, Indiana
  Construction started April 2014

I-26 & NC280(Airport Road), Asheville, North Carolina
  Construction started May 2014

I-40 & US 21, Statesville, North Carolina
  Construction started July 2012

US-52 & Salem Creek Connector, Winston-Salem, North Carolina

I-40 & Union Cross Rd., Winston-Salem, North Carolina
  Construction started Spring 2012

US-311 & Union Cross Rd., Winston-Salem, North Carolina
Preparing
2100 South Freeway & Bangerter Highway - Salt Lake City, Utah
I-140 & US17 - Castle Hayne, North Carolina
I-95 & US 301 (Fayetteville Road) - Lumberton, North Carolina
I-49 & Route 291, Harrisonville, Missouri

Updated Oct. 2014

 
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