State Parks Project – Lagoon, Shoreline, and Stream Restoration at Twanoh State Park

Location: Washington
Posted: Mar 8, 2026
Due: Apr 7, 2026
Agency: Sammamish Plateau Water
Type of Government: State & Local
Category:
  • F - Natural Resources and Conservation Services
  • Z - Maintenance, Repair or Alteration of Real Property
Solicitation No: SW-C2023A
Publication URL: To access bid details, please log in.
Project: State Parks Project – Lagoon, Shoreline, and Stream Restoration at Twanoh State Park
Ref. #: SW-C2023A
Department: Washington State Parks and Recreation Commission
Type: ITB
Status:
Open
Open Date: Mar 6th 2026, 1:00 PM PST
Questions Due Date: Mar 20th 2026, 1:00 PM PDT
Contact Information: Deana Bishop, deana.bishop@parks.wa.gov
Close Date: Apr 7th 2026, 1:00 PM PDT

Project Description: This project includes removing a concrete bulkhead, expanding an existing saltwater lagoon, constructing a tidal channel, re-planting salvaged native vegetation around the fringe of the new lagoon. The project also includes removing existing riprap and several trees along the shoreline and streambanks; naturalizing the shoreline by installing large woody debris, bioengineered softshore armoring and a deformable gravel berm; performing work within Twanoh Creek that includes expanding the floodplain, installing clusters of large woody debris within the stream and floodplain, removing and replacing a pedestrian bridge and abutments, and installing bioengineered streambanks.


Daily notification on new contract opportunities

With GovernmentContracts, you can:

  • Find more opportunities and win more business
  • Receive daily alerts for all new bid opportunities
  • Get contract opportunities matched to your business
ONE WEEK FREE TRIAL

See also

..., and mulching of woody debris and shall include all components necessary for ...

State Government of Washington

Bid Due: 6/16/2026

...; restoration of landscaping; disposal of debris; and restoration of above and below ...

King County

Bid Due: 6/09/2026

...of roadway fill and slide debris, installing a pipe in the drainage trench, ...

State Government of Washington

Bid Due: 6/24/2026

...* Remove debris and prepare all surfaces for treatment B. Asphalt Crack Sealing ...

Quinault Indian Nation

Bid Due: 6/12/2026

* Disclaimer: Information regarding bids, requests for proposals (RFPs), or requests for qualifications (RFQs) is provided on this website only for convenience and does not constitute official public notice. Persons wishing to respond to or inquire about bids, RFPs, or RFQs should contact the appropriate government department.