Isthmus Engineering is a small company that does big work, partnering with agencies and transportation engineering firms in Minnesota and the surrounding region who value collaboration, innovative design solutions, and quality results.

I-35W St. Anthony Falls Bridge

I-35W St. Anthony Falls Bridge

Minnesota Department of Transportation
TH 55 at TH 61

TH 55 at TH 61

Minnesota Department of Transportation
TH 169 / I-494 Design Build

TH 169 / I-494 Design Build

Minnesota Department of Transportation
Snelling Avenue

Snelling Avenue

Minnesota Department of Transportation
TH 610 Design-Build

TH 610 Design-Build

Minnesota Department of Transportation
Isthmus Engineering
500 Jackson Street
Saint Paul, MN 55101
(651) 288-0300
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