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1st DDI opened to traffic in the US
Details    Edit
Updated: Aug 24, 2011
 Freeway Interchanges  Diverging Diamond Interchanges  Existing
Abstract: 1st DDI opened to traffic in the US
Region: USA - South-Central Videos: Yes
Road: I-44 Pics: Yes
City: Springfield ,MO ,US Docs: No
Lat/Lon: 37.250405720 ,-93.3107403 Links: No
1 people have recorded their role in this project.
Credits


Town Center Triplet
Details    Edit
Updated: Jul 21, 2011
 Arterial Intersections  Town Center Intersections  TCIs - Triplets  Existing
Abstract: US 95 traffic is split onto Jackson and Washington, main street retains on-street parking. Beautiful example of a mixed-use, pedestrian friendly area that also has great multi-modal access.
Region: USA - Mountain West Videos: No
Road: S Main St Pics: No
City: Moscow ,ID ,US Docs: No
Lat/Lon: 46.733115760 ,-117.0012516 Links: No
1 people have recorded their role in this project.
Credits

An Ho, PE, TPT   Design Engineer
Role: Added or clarified information.

Bend, Oregon Quadrant
Details    Edit
Updated: Jun 08, 2011
 Arterial Intersections  Quadrants  Jughandle  Existing
Abstract: Nice example of at-grade opposing quadrants. More like jug-handles, but if it were a little larger it could have interior development which allows access from the quadrant roadway.
Region: USA - Pacific Videos: No
Road: Bend Pkwy Pics: No
City: Bend ,OR ,US Docs: No
Lat/Lon: 44.028937831 ,-121.3157158 Links: No
1 people have recorded their role in this project.
Credits

An Ho, PE, TPT   Design Engineer
Role: Added or clarified information.

Likely First DDI in NY State
Details    Edit
Updated: May 22, 2011
 Freeway Interchanges  Diverging Diamond Interchanges  Existing
Region: USA - Northeast Videos: No
Road: County Rd 98Winton Road Pics: No
City: Rochester ,NY ,US Docs: No
Lat/Lon: 43.107509746 ,-77.5755972 Links: No
1 people have recorded their role in this project.
Credits


Diverging Diamond in the Salt Lake City area
Details    Edit
Updated: May 18, 2011
 Freeway Interchanges  Diverging Diamond Interchanges  Existing
Region: USA - Mountain West Videos: No
Road: 2100 S FwyBangerter Highway Pics: No
City: Salt Lake City ,UT ,US Docs: No
Lat/Lon: 40.725850137 ,-111.9859340 Links: No
1 people have recorded their role in this project.
Credits


DDI planned in Wilmington, NC area
Details    Edit
Updated: May 18, 2011
 Freeway Interchanges  Diverging Diamond Interchanges  Planned
Region: USA - Southeast Videos: No
Road: US 17/Interstate 140NC 133 Pics: No
City: Castle Hayne ,NC ,US Docs: No
Lat/Lon: 34.316580024 ,-77.9202025 Links: No
1 people have recorded their role in this project.
Credits


DDI on I-95
Details    Edit
Updated: May 18, 2011
 Freeway Interchanges  Diverging Diamond Interchanges  Existing
Region: USA - Southeast Videos: No
Road: I-95US 301 / Fayetteville Road Pics: No
City: Lumberton ,NC ,US Docs: No
Lat/Lon: 34.670289547 ,-79.0056985 Links: No
1 people have recorded their role in this project.
Credits


I-40 & Union Cross Rd DDI
Details    Edit
Updated: May 18, 2011
 Freeway Interchanges  Diverging Diamond Interchanges  Existing
Region: USA - Southeast Videos: No
Road: I-40Union Cross Road Pics: No
City: Winston-Salem ,NC ,US Docs: No
Lat/Lon: 36.075090731 ,-80.1092946 Links: No
1 people have recorded their role in this project.
Credits


Ashville Airport Rd DDI
Details    Edit
Updated: May 18, 2011
 Freeway Interchanges  Diverging Diamond Interchanges  Existing
Region: USA - Southeast Videos: No
Road: I-26NC 280 Pics: No
City: Asheville ,NC ,US Docs: No
Lat/Lon: 35.440287724 ,-82.5358153 Links: No
1 people have recorded their role in this project.
Credits


Davidson Hwy DDI
Details    Edit
Updated: May 18, 2011
 Freeway Interchanges  Diverging Diamond Interchanges  Existing
Region: USA - Southeast Videos: No
Road: I-85NC 73 Pics: No
City: Concord ,NC ,US Docs: No
Lat/Lon: 35.435065044 ,-80.6579641 Links: No
1 people have recorded their role in this project.
Credits


Poplar Tent RD DDI
Details    Edit
Updated: May 18, 2011
 Freeway Interchanges  Diverging Diamond Interchanges  Existing
Abstract: DDI openned in 2014. At 2 nearby intersections, left turns onto Poplar Tent Rd are restricted by superstreet designs, with one loon on either side of I-85.
Region: USA - Southeast Videos: No
Road: I-85Poplar Tent Road Pics: No
City: Concord ,NC ,US Docs: No
Lat/Lon: 35.402067611 ,-80.6981865 Links: No
1 people have recorded their role in this project.
Credits


Design/Build DDI in North Carolina
Details    Edit
Updated: May 18, 2011
 Freeway Interchanges  Diverging Diamond Interchanges  Existing
Abstract: I-485 will be completed as a beltway around Charlotte with a couple of new interchanges. The interchange at this location will be a DDI. Originally planned for a 10 lane SPUI bridge with failing LOS, I was able to convert this to a 7 lane DDI with LOS D or better for all movements in the design year.
Region: USA - Southeast Videos: No
Road: Mallard Creek RdI-485 Pics: No
City: Charlotte ,NC ,US Docs: No
Lat/Lon: 35.362001939 ,-80.7492347 Links: No
1 people have recorded their role in this project.
Credits


DDI in North Carolina
Details    Edit
Updated: May 18, 2011
 Freeway Interchanges  Diverging Diamond Interchanges  Existing
Abstract: Could possibly be the first DDI in North Carolina. North Carolina is planning many DDIs right now.
Region: USA - Southeast Videos: No
Road: I-77Catawba Ave. Pics: No
City: Cornelius ,NC ,US Docs: No
Lat/Lon: 35.483799061 ,-80.8747943 Links: No
1 people have recorded their role in this project.
Credits


Battlefield Road DDI
Details    Edit
Updated: May 18, 2011
 Freeway Interchanges  Diverging Diamond Interchanges  Existing
Abstract: Yet another DDI planned in Springfield, MO. Opened Valentine's Day, 2015.
Region: USA - South-Central Videos: No
Road: US-65Battlefield Road Pics: No
City: Springfield ,MO ,US Docs: No
Lat/Lon: 37.158186757 ,-93.2244239 Links: No
1 people have recorded their role in this project.
Credits


Chestnut Expy at US-65 DDI
Details    Edit
Updated: May 18, 2011
 Freeway Interchanges  Diverging Diamond Interchanges  Existing
Abstract: Another DDI in Springfield. Because the DDI is such a cost efficient solution, the Springfield area has been able to afford fixing many of their interchanges into DDIs.
Region: USA - South-Central Videos: No
Road: E Chestnut ExpyChestnut Expy Pics: No
City: Springfield ,MO ,US Docs: No
Lat/Lon: 37.209712022 ,-93.2259474 Links: No
1 people have recorded their role in this project.
Credits


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