Oil Water Separator Design/Install

Solicitation / RFP / RFQ

This document outlines the Request for Technical Proposals (RFTP) for a Two-Step Sealed Bidding process to procure the installation of an Oil Water Separator (OWS) at Mountain Home Air Force Base (MHAFB). The objective is to install a gravity-fed OWS capable of capturing and removing 99% of free and dispersed hydrocarbons larger than 20 microns, with integrated sensors for real-time monitoring. This upgrade is necessary due to observed hydrocarbons entering the sanitary waste stream. The project involves excavation, plumbing, electrical work, controls, and commissioning, with special precautions for working on an airfield.

• Design, fabricate, install, and commission a complete and functional OWS system.

• System must handle wastewater from aircraft maintenance operations, complying with EPA, DoD, and NPDES regulations.

• Work includes excavation, shoring, foundations, plumbing, site electrical work, controls/alarms, and commissioning.

• Must prevent foreign object debris (FOD) generation and require additional personnel screening.

• Adherence to various standards including UFC 3-240-01, 40 CFR Part 112 and 122, NPDES Permit Requirements, FAR Buy American Compliance, NFPA and NEC standards, Idaho State Environmental Codes, and specific MHAFB environmental specifications.

• Contract Type: Firm Fixed Price

• Estimated Magnitude of Construction: $250,000 to $500,000

• Project Duration: 210 days construction / 210 days total

• PSC: Z2JZ Repair or Alteration of Miscellaneous Buildings

• NAICS: 236220 Commercial and Institutional Building Construction

• Two-Step Sealed Bidding Process:

  • Step 1 (RFTP): Submit an unpriced technical proposal addressing requirements and evaluation criteria. No pricing information is allowed. Proposals will be evaluated for a high probability of successful performance.
  • Step 2 (Invitation for Bids): Offerors with acceptable Step 1 proposals will be invited to submit a sealed price bid. Award will be to the lowest-priced, responsible bidder.

• Technical Proposal Submission: Limited to 20 pages, organized by evaluation factors. Includes narrative responses, resumes, project examples, safety/QC plans, and preliminary schedule.

• Evaluation Factors (in descending order of relative importance):

  1. Technical Approach and Understanding of Project Requirements
  2. Relevant Experience and Past Performance (at least two comparable OWS projects of 150GPM+ within 5 years)
  3. Key Personnel Qualifications and Organizational Structure
  4. Safety Program (record and culture)
  5. Excavation Plan (soil management, shoring, utility protection)

• Closing Date for Technical Proposals: April 30, 26, 10:00 AM MST.

• Site Visit: April 16, 2026, 10:00 AM MDT. Requests and attendee information due by April 9, 2026.

• Set-Aside: Woman Owned Small Business

• Small Business Size Standard: $45,000,000

• Primary POC: Gage Bergman (gage.bergman@us.af.mil)

• Secondary POC: Deivid Baez (deivid.baez.1@us.af.mil)

• Attachments include: Provisions and Clauses, Statement of Work, Wage Determination, and OWS Hush House 2 - Utility Area Map.

Statement of Work (SOW) / Performance Work Statement (PWS)

To design, fabricate, install, and commission a complete and functional Oil Water Separator (OWS) system integrated into the existing facility infrastructure at Hush House No. 2, Mountain Home AFB. The system must handle wastewater from aircraft maintenance operations, ensuring compliance with EPA, DoD, and NPDES regulations, leading to more efficient jet testing and reduced environmental hazards.

• Installation of a 300 GPM OWS system.

• Handling wastewater from aircraft maintenance operations.

• Ensuring compliance with EPA, DoD, and NPDES regulations.

• OWS system components must achieve a flow rate of 300 GPM.

• 99% removal of free and dispersed hydrocarbons larger than 20 microns.

• Gravitational and coalescing plate separation for optimal hydrocarbon phase separation.

• Compliance with 40 CFR Part 112 (Oil Pollution Prevention) and 40 CFR 122 (NPDES Permit Regulations).

• Integrated sensors for real-time detection of oil accumulation beyond 15% tank volume threshold.

• Smart alerts for maintenance personnel when hydrocarbon levels exceed environmental discharge limits.

• Scheduled solids extractions and dewatering system to prevent sludge overloading.

• Vapor-phase carbon adsorption units to mitigate volatile organic compound (VOC) emissions.

• Explosion-proof venting system for flammable vapor control.

• Achieves >99% hydrocarbon removal efficiency under load conditions.

• Passes all hydrostatic, flow rate, and EPA discharge compliance tests.

• Fully integrated into the facility without leaks or disruptions.

• Meets all safety, operational, and documentation requirements.

• Location: Hush House No. 2, Mountain Home AFB.

• Period of Performance: Not explicitly stated, but includes mobilization, construction, and commissioning phases.

• Materials: Corrosion-resistant steel, stainless steel (316L), or fiber reinforced polymer (FRP) tank construction; epoxy-based interior coating.

• Piping: Schedule 80 PVC/stainless piping with 0.5-1% gravity grade; pre-filtration debris screen with mesh <100 microns; automatic inlet flow restrictors and emergency shutoff valves; double-wall piping in critical zones.

• Electrical: Class I, Div 2 electrical enclosures; explosion-proof enclosures; remote monitoring and shutdown capability.

• Submittals: Design drawings, product data, specifications, control system schematics, work plan, roles and responsibilities, employee resumes, safety protocols, and training certificates are due within 20 calendar days of Notice to Proceed (NTP).

• Compliance: Must meet FAR Buy American compliance.

• Testing: Hydrostatic testing, flow capacity validation, oil separation testing, NPDES compliance validation.

• Training & Documentation: On-site operator training, "As-Built" drawings, O&M manuals, 1-year commercial warranty.

• Personnel: Must be able to read, write, speak, and understand English fluently; wear identification; obtain base identification and vehicle passes; no government employees if conflict of interest; awareness of potential military personnel deployment or recall.

• Environmental: Secure necessary State-level discharge permits.

• Technical Standards: Conformance to UFC 3-240-04A, 40 CFR Part 112 and 122, NPDES Permit Requirements, FAR, NFPA, NEC, Idaho State Environmental Codes, and MHAFB Env Spec 20220614.

Form / Attachment / Pricing Sheet

This document is a utility map for the OWS Hush House 2 installation project at Mountain Home AFB, Idaho. It provides a visual representation of existing utilities and an "Estimated Excavation Area" relevant to the project.

• Legend: Details various utility types including water control valves, service lines, storm water lines and manholes, electrical transformers, underground primary lines, sewer pumps, and sewer gravity mains.
• Map Features: Depicts the OWS Hush House 2 building, a "Jet Engine Test Cell," and the "Estimated Excavation Area" outlined in green.
• Scale and Coordinates: Includes a scale bar in feet and meters, and specifies the coordinate system as WGS 1984 UTM Zone 11N.
• Contact Information: Provides contact details for issues or corrections.

This map is crucial for bidders to understand the site layout, existing utility infrastructure, and the specific area designated for excavation. It aids in assessing site conditions, planning excavation work, and identifying potential conflicts or requirements related to underground utilities.

Forms / Attachments / Pricing Sheets

This document contains various contract clauses and provisions that are incorporated by reference or in full text. It outlines administrative requirements, payment instructions, and special contract requirements relevant to potential bidders.

• DFARS Clauses Incorporated by Reference and Full Text: Includes clauses related to electronic submission of payment requests (252.232-7003), Wide Area WorkFlow (WAWF) payment instructions (252.232-7006), and limitations on subcontracting (52.219-14).
• FAR Clauses Incorporated by Reference and Full Text: Encompasses a broad range of clauses covering gratuities, restrictions on subcontractor sales, reporting requirements, small business utilization, labor standards, and tax provisions.
• Contract Drawings and Specifications: Clause 252.236-7001 details the provision and use of contract drawings and specifications.
• Evaluation Factors for Award: Clause 52.212-2 outlines the factors the Government will use to evaluate offers, emphasizing price and other considerations, and referencing the Request for Technical Proposals.

Bidders must review these clauses to understand their contractual obligations, including payment procedures, subcontracting limitations, reporting requirements, and the criteria by which their offers will be evaluated. Specific attention should be paid to clauses related to electronic invoicing (WAWF), small business subcontracting, and any deviations or special requirements mentioned.

Form / Attachment / Pricing Sheet

This document, "Attachment 5 - 01 57 19 Temp Environmental Controls_MHAFB Env Spec.pdf", is a specification detailing temporary environmental controls for a project at Mountain Home Air Force Base (MHAFB). It outlines requirements and procedures to minimize environmental impact during construction activities.

• References: Lists numerous U.S. Environmental Protection Agency (EPA) and National Archives and Records Administration (NARA) regulations and guidelines that form part of the specification.
• Definitions: Provides definitions for various environmental terms, including hazardous waste, debris, stormwater, universal waste, and more.
• Environmental Protection Requirements: Details the contractor's responsibilities for environmental protection, including compliance with federal, state, and local regulations, and the installation's Environmental Management System (EMS).
• Submittals: Outlines required submittals such as preconstruction surveys, environmental protection plans, stormwater pollution prevention plans (SWPPP), and waste management reports.
• Specific Control Measures: Covers management of natural resources, cultural resources, stormwater, hazardous materials, waste (solid, hazardous, universal), pest management, and air resources.
• Waste Management: Includes detailed procedures for waste determination, sampling, analysis, management, and disposal of solid and hazardous wastes.
• Hazardous Material Management: Specifies requirements for handling, storage, and reporting of hazardous materials, including the submission of Safety Data Sheets (SDS) and an inventory log.
• Pollution Prevention: Addresses measures for preventing spills and releases of oil and hazardous substances, and managing wastewater.

This document is critical for any bidder to understand the environmental compliance obligations and requirements associated with the project. It details the specific environmental controls, management plans, and reporting procedures that must be implemented. Bidders must assess their capability to meet these stringent environmental standards, which will impact project planning, execution, and costs.

Form / Attachment / Pricing Sheet

This document is a General Decision, specifically a wage determination, for building construction projects in Idaho. It outlines the prevailing wage rates and fringe benefits for various labor classifications.

• General Decision Number: ID20260020
• Superseded Decision Number: ID20250020
• State: Idaho
• Construction Type: Building
• Counties Covered: Adams, Elmore, Payette, Valley, and Washington Counties in Idaho.
• Labor Classifications & Rates: Includes specific rates for Bricklayers, Electricians, Ironworkers, Laborers (Mason Tender-Cement/Concrete), Plumbers, Roofers, Sheet Metal Workers, Carpenters, Cement Masons/Concrete Finishers, Insulators, Operators (Backhoe/Excavator, Crane), Painters, and Truck Drivers.
• Executive Order Information: Notes applicability of Executive Order (EO) 13706 (Paid Sick Leave) and EO 13658 (Minimum Wage) for federal contractors.
• Wage Determination Appeals Process: Outlines the procedure for appealing wage determinations.

This document is crucial for bidders to understand the minimum wage requirements for laborers and mechanics employed on federal or federally assisted construction projects covered by the Davis-Bacon Act. It directly impacts labor costs and proposal pricing. Bidders must ensure their proposed wages meet or exceed these determined rates.