Twin CAT Excavators Inside Blasted Tunnel at I-35W Stormwater Facility

Two yellow CAT excavators operate inside a blasted tunnel of the I-35W stormwater storage facility in Minnesota.
Two yellow CAT excavators operate inside a blasted tunnel of the I-35W stormwater storage facility in Minnesota.

This tunnel is part of the I-35W stormwater storage facility, a Minnesota Department of Transportation project built to hold runoff from the freeway corridor before it's released into the local sewer system.

Taken February 2022

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