# Construction Of Tunnels And Subsurface Structures (PSC Y1LC)

Canonical: https://abierto.us/psc/y1lc

Federal contract opportunities under product and service code Y1LC. 7 opportunities in the window, 3 open now.

## Open now (3)

- USACE SPK DBB Construction - Natomas Reach I Contract 2 - Sacramento, CA (W9123826BA010), Department of the Army, due September 16, 2026 at 12:00 PM EDT. https://abierto.us/opportunities/w9123826ba010
- USACE SPK Construction - Natomas PP5, Sacramento, CA (W9123826BA012), Department of the Army, due September 29, 2026 at 12:00 PM EDT. https://abierto.us/opportunities/w9123826ba012
- LBNF/DUNE-US Near Site Project – Request for Industry Input on Upcoming CM/GC Procurement (LBBF-NSCF-09092026-RR), Department of Energy, due October 2, 2026 at 6:00 PM EDT. https://abierto.us/opportunities/lbbfnscf09092026rr

## Recent (4 in all)

- September 1, 2026: Emergency Water Conveyance Prototype (EWCP) (W911KB26RWP02), solicitation. https://abierto.us/opportunities/w911kb26rwp02
- August 26, 2026: Industry Day - Information Session on the Emergency Water Conveyance Prototype (EWCP), Juneau, Alaska (W911KB26RWP02_INDUSTRY), special notice. https://abierto.us/opportunities/w911kb26rwp02industry
- August 6, 2026: Leavenworth Fish Hatchery SWISP Phase II (140R1026R0001), solicitation. https://abierto.us/opportunities/140r1026r0001
- July 9, 2026: Construct two Standard Design Trench Lines, Range 305, Grafenwoehr Training Area (W912PB26PA057), award notice, awarded to PROESL BAU GMBH Eschenbach 92676 DEU. https://abierto.us/opportunities/w912pb26pa057

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Sources: SAM.gov Contract Opportunities extract and USAspending.gov award data. Cite https://abierto.us/psc/y1lc.