Minnesota Department of Transportation

511 Travel Info

I-35, I-535, Hwy 53 Twin Ports Interchange


Technical documents

The files below include technical and engineering documents that were prepared to inform the development of alternatives and are made available for grant applications and contractor information. Please email Kristie Billiar if an ADA-accessible version is needed.

See Maps and Engineering for current layouts and project information.

Note: some of these files are large and may take some time to open.

Visual Quality Manual

Supplemental Project Information

SP 6982-322WP1 & SP 6982-322WP2

Alternatives Development Report

Phase 1 environmental

Traffic counts and modeling