Loop Pilot Compost Facility

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

Division 03 -	Concrete, Concrete Forming and Accessories, Cast-in-Place Concrete.
Division 04 -	Masonry, Unit Masonry.
Division 06 -	Wood, Plastics, and Composites, Rough Carpentry, Finish Carpentry, Millwork.
Division 07 -	Thermal and Moisture Protection, Dampproofing and Waterproofing, Thermal Protection, Weather Barriers.
Division 08 -	Openings, Doors and Frames, Entrances, Windows.
Division 09 -	Finishes, Plaster and Gypsum Board, Acoustical Ceilings, Flooring, Carpeting, Acoustic Treatment, Painting.
Division 12 -	Furnishings.
Division 21 -	Fire Suppression, Water-Based Fire-Suppression Systems, Fire-Extinguishing Systems.
Division 22 -	Plumbing, Instrumentation and Control for Plumbing, Plumbing Piping, Plumbing Equipment, Plumbing Fixtures, Drinking Fountains and Water Coolers.
Division 23 -	Heating, Ventilating, and Air Conditioning (HVAC), Instrumentation and Control for HVAC, HVAC Air Distribution, Central HVAC Equipment.
Division 26 -	Electrical, Power Distribution Units, Lighting, Interior Lighting, Emergency Lighting, Exit Signs, Exterior Lighting.
Division 27 -	Communications, Structured Cabling, Data Communications, Voice Communications.
Division 28 -	Electronic Safety and Security.
Division 31 -	Earthwork, Clearing and Grubbing, Grading, Earthwork Methods, Soil Treatment.
Division 32 -	Exterior Improvements, Bases, Ballasts, and Paving, Flexible Paving, Asphalt Paving, Rigid Paving, Concrete Paving, Curbs, Gutters, Sidewalks, and Driveways, Paving Specialties, Parking Bumpers, Pavement Markings, Fences and Gates, Irrigation, Planting.
Division 33 -	Utilities, Instrumentation and Control for Utilities, Water Utilities, Water Utility Distribution Piping, Water Utility Distribution Equipment, Disinfecting of Water Utility Distribution, Water Utility Storage Tanks.