"00150 Advertisement for Bids\n\nNotice is given thaton May 3, 2023 at 2:00 PM the Metropolitan Council will receive and publicly open\nseparate sealed bids for 2023 MSP Tunnel Grouting, Project Number 42100, Contract Number 23P 044.
Transit 17P105 2017 MSP Tunnel Grouting 7/26/2017 8/29/2017 IFB
Transit 22P148 2022 MSP Tunnel Grouting, Project 52205 5/2/2022 5/24/2022 IFB
2024 Tunnel Lighting LED Upgrade2024 Tunnel Lighting LED Upgrade Construction Bid Notice MSP Airport May 14, 2024 View
2024 Tunnel Fan Replacement2024 Tunnel Fan Replacement Construction Bid Notice MSP Airport February 14, 2024 View
2023 Tunnel Approaches Reconstruction2023 Tunnel Approaches Reconstruction Construction Bid Notice MSP Airport April 11, 2023 View
Other project components include 2,136 feet of 8 feet ID combined sewer installed by tunneling in soft ground conditions, one 60 feet ID by 80 feet deep tunnel diversion structure shaft with internal baffle drop, three deep baffle drop shafts, two deep plunge drop shafts, four tunnel adits, 450 LF of twin 90-inch ID overflow pipe installed in tunnel, 570 LF of 4-feet finished dewatering pipe installed by trenchless methods, more than 850 LF of cut
