Site work, paving and new construction of a mixed-use development in Renton, Washington. Completed plans call for the construction of a municipal facility; for site work for a municipal facility; for paving for a municipal facility; sidewalk / parking lot; sidewalk / parking lot; sidewalk / parking lot; water / sewer project; water / sewer project; and water / sewer project.

The major components of the Contractor's work includes: demolition and removal of the current pad; yard piping the site for water, sewer, and electrical; grading and paving the site; procuring and installing a packaged aeration system, including all ductwork and foul air treatment; constructing the bunkers for compost operations; and permitting, procuring and installing a fabric canopy over part of the site. The project work is located at King County Wastewater Treatment Division (WTD) South Treatment Plant. The purpose of this project is to construct a pilot compost facility to evaluate an alternative process which will further process Class B Loop(R) biosolids into a Class A Loop compost. The work of this Contract includes: 1. Site demolition and clearing. 2. Construction of a bulk material bunker. 3. Construction of a biosolids bunker. 4. Construction of a mixed bunker. 5. Construction of a compost bunker. 6. Construction of a curing area. 7. Construction of a screening area. 8. Furnish and install precast concrete block wall as shown on the Drawings. 9. Installation of Owner furnished screening equipment. 10. Furnish and install mixer. 11. Packaged aeration system for the composting and curing areas. 12. Biofilter, foul air fans, ducting, and irrigation for pulling foul air from the composting and curing areas. 13. Design and installation of duct and duct support system. 14. Asphalt paving within the site. 15. Grading and site drainage trench and piping. 16. Relocation of electrical motor control center (MCC) and electrical cabinet. 17. Electrical power to the equipment. 18. Relocation of light poles. 19. Erosion and sediment controls. 20. Site water piping. 21. Installation of manual alarm station. 22. System testing and commissioning. 23. Final cleaning and site restoration. 24. Acquire permits for fabric canopy structures. 25. Furnish and install fabric canopy structures (one of which is a provisional item; noted as Bid Alternate). 26. And all other work as defined in the Contract Documents. Last Date for Questions : 3/2/23 05:00:00 PM Submit all inquiries via email to the Contract Specialist and cc the Alternate Contract Specialist. No verbal answers by any County personnel or its agents and consultants will be binding on the County. Contract Specialist: Mark Hoge, mark.hoge@kingcounty.gov, 206-263-9325 Alternate Contract Specialist: Melissa Jordan, mejordan@kingcounty.gov, 206-263-4005 Apprenticeship Requirements: 15% minimum Apprentice Utilization Requirement of the total labor hours worked during the contract. SCS Utilization Requirements. 12% minimum requirement for King County Certified Small Contractors and Suppliers (SCS). MBE (21%), WBE (25%) Bid Guaranty: Not less than five percent (5%) of the Total Bid Price. Work site: South Treatment Plant, 1200 Monster Rd SW, Renton, WA 98057 Engineer's Estimate: $2,741,000 Achieve Substantial Completion within 180 days+ Achieve Final Acceptance within 60 calendar days after issuance of Substantial Completion