Amendment - N00253-22-Q-0015-0002.pdf

AMENDMENT OF SOLICITATION/MODIFICATION OF CONTRACT

Except as provided herein, all terms and conditions of the document referenced in Item 9A or 10A, as heretofore changed, remains unchanged and in full force and effect.

15A. NAME AND TITLE OF SIGNER (Type or print)

30-105-04EXCEPTION TO SF 30

APPROVED BY OIRM 11-84

STANDARD FORM 30 (Rev. 10-83) Prescribed by GSA

FAR (48 CFR) 53.243

This amendment is being issued to incorporate the PPI questions and Government Responses, revised SOW and to add an attachment of photos. The clause 52.236.1 Performance of Work by the Contractor w as removed.

1. CONTRACT ID CODE PAGE OF PAGES

J 1 14

16A. NAME AND TITLE OF CONTRACTING OFFICER (Type or print)

16C. DATE SIGNED

BY 04-May-2022

16B. UNITED STATES OF AMERICA15C. DATE SIGNED15B. CONTRACTOR/OFFEROR

(Signature of Contracting Officer)(Signature of person authorized to sign)

8. NAME AND ADDRESS OF CONTRACTOR (No., Street , County, State and Zip Code) X N0025322Q0015

X 9B. DATED (SEE ITEM 11)

07-Apr-2022

10B. DATED (SEE ITEM 13)

9A. AMENDMENT OF SOLICITATION NO.

11. THIS ITEM ONLY APPLIES TO AMENDMENTS OF SOLICITATIONS

X The above numbered solicitation is amended as set forth in Item 14. The hour and date specified for receipt of Offer is extended, X is not extended.

Offer must acknowledge receipt of this amendment prior to the hour and date specified in the solicitation or as amended by one of the following methods:

(a) By completing Items 8 and 15, and returning 1 copies of the amendment; (b) By acknowledging receipt of this amendment on each copy of the offer submitted;

or (c) By separate letter or telegram which includes a reference to the solicitation and amendment numbers. FAILURE OF YOUR ACKNOWLEDGMENT TO BE RECEIVED AT THE PLACE DESIGNATED FOR THE RECEIPT OF OFFERS PRIOR TO THE HOUR AND DATE SPECIFIED MAY RESULT IN

REJECTION OF YOUR OFFER. If by virtue of this amendment you desire to change an offer already submitted, such change may be made by telegram or letter, provided each telegram or letter makes reference to the solicitation and this amendment, and is received prior to the opening hour and date specified.

12. ACCOUNTING AND APPROPRIATION DATA (If required)

13. THIS ITEM APPLIES ONLY TO MODIFICATIONS OF CONTRACTS/ORDERS.

IT MODIFIES THE CONTRACT/ORDER NO. AS DESCRIBED IN ITEM 14.

A. THIS CHANGE ORDER IS ISSUED PURSUANT TO: (Specify authority) THE CHANGES SET FORTH IN ITEM 14 ARE MADE IN THE

CONTRACT ORDER NO. IN ITEM 10A.

B. THE ABOVE NUMBERED CONTRACT/ORDER IS MODIFIED TO REFLECT THE ADMINISTRATIVE CHANGES (such as changes in paying office, appropriation date, etc.) SET FORTH IN ITEM 14, PURSUANT TO THE AUTHORITY OF FAR 43.103(B).

C. THIS SUPPLEMENTAL AGREEMENT IS ENTERED INTO PURSUANT TO AUTHORITY OF:

D. OTHER (Specify type of modification and authority)

E. IMPORTANT: Contractor is not, is required to sign this document and return copies to the issuing office.

14. DESCRIPTION OF AMENDMENT/MODIFICATION (Organized by UCF section headings, including solicitation/contract subject matter where feasible.)

10A. MOD. OF CONTRACT/ORDER NO.

2. AMENDMENT/MODIFICATION NO. 5. PROJECT NO.(If applicable)

6. ISSUED BY

3. EFFECTIVE DATE

04-May-2022

CODE

NAVAL UNDERSEA WARFARE CENTER

ATTN: KITTY CANDELARIA

KITTY.CANDELARIA@NAVY.MIL

610 DOWELL STREET, BLDG 206

KEYPORT WA 98345

N00253 7. ADMINISTERED BY (If other than item 6)

4. REQUISITION/PURCHASE REQ. NO.

CODE

See Item 6

FACILITY CODECODE

EMAIL:TEL:

N0025322Q0015

SECTION SF 30 BLOCK 14 CONTINUATION PAGE

SUMMARY OF CHANGES

SECTION 00 00 00 - PROCUREMENT AND CONTRACTING REQUIREMENTS

The following have been modified:

INFORMATION TO OFFEROR

Project Title: Bldg. 73 and Bldg. 1058 Install HEPA filtration System

Project Description: NAVSEA NUWC Division, Keyport has a requirement for the installation of High Efficiency Particulate Air (HEPA) filtration systems on the exhaust of two (2) dust collectors located at Bldgs. 73 and 1058 at Naval Undersea Warfare Center (NUWC) Keyport, WA. The project will require the contractor to fabricate and install ducting for the HEPA filtration systems.

Magnitude of the Requirement: Between $25,000.00 and $100,000.00

Contract Type: Firm Fixed Price Construction Contract

Contract Completion Date (CCD): All work shall be completed within 120 calendar days after award

DELIVERY DATE IDENTIFIED IN SOLICITATON IS JUST A PLACEHOLDER.

Set Aside: 100% Small Business Set Aside

OFFEROR MUST BE A LICENSED WASHINGTON STATE CONTRACTOR:

The Washington State Department of Revenue imposes various taxes on contractors performing Federal Government contracts within Washington State. These taxes include, but are not limited to, retail sales tax when applicable, use tax when applicable, and business and occupation (B&O) taxes. Offerors are responsible for research of the Washington State tax revenue system and are to include all applicable federal, state, county, and city taxes as part of their proposed price. The Washington State Department of Revenue website and contact information can be found at: http://dor.wa.gov The Contractor is required to comply with all applicable federal, state, and local laws and regulations.

NAICS code and Size Standard: 238220 - Plumbing, Heating, and Air-Conditioning Contractors - $16.5 Million

Wage Determination: Kitsap County – Building – WA20220012 - 02/25/2022 Modification 2

Proposal Due Date:

PROPOSAL IS DUE ON MAY 12, 2022 AT 10:00 A.M. PST

PPI Due Date: MAY 2, 2022 AT 5:00 P.M. PST

Offerors who determine that the technical and/or contractual requirements of this RFP require clarification(s) in order to permit submittal of a responsive technical proposal shall submit all questions in writing on a Pre-Proposal Inquiry (PPI) Form, Attachment 4, Inquiries shall be submitted via e-mail to kitty.l.candelaria.civ@us.navy.mil.

Submit only one inquiry per Form.

Pre-proposals inquiries will be accepted up to ten (10) days prior to the due date of the proposals. A response will be provided via amendment to the solicitation.

Site Visit Information:

This will be the ONLY Government Scheduled Site Visit for this Project.

(a) The Contracting Officer will conduct a site visit at Naval Undersea Warfare Center Division, Keyport. All prospective offerors are urged to attend this site visit. Offerors attending the site visit will meet at the following time and location to be escorted to the site:

Date: April 20th 2022 Time: 9:00 A.M.

Location: NUWC Keyport Pass & ID Bldg. 916 (To the right just before you enter the Keyport main gate.)

(b) Offerors who plan to attend shall submit a visit request at least 7 days prior to the visit. Offerors shall comply with the base access requirements specified elsewhere specified in the solicitation to gain access to the site.

(c) A copy of the visit request shall be forwarded to Mr. Tony Diehl via e-mail at:

anthony.j.diehl.civ@us.navy.mil.

(d) Offerors shall not ask questions relative to the solicitation during the site visit. All questions shall be submitted as specified elsewhere in this solicitation.

(e) Attendees shall abide by the following rules:

(1) No cameras, tape recorders, or other reproduction devices are allowed. Cell phones with camera capability are permitted in unclassified areas only. The WiFi and Bluetooth must be disabled. No photography is permitted at any time. No hard copies of any Government documents (maps, hand-outs, etc.) shall be provided to offerors. Offerors are restricted to note-taking.

(2) No explanation, remarks, or replies made by Government representatives in response to any inquiries during the Site Visit shall be construed as changing the terms or conditions of the solicitation. The definitive treatment of any such problems or questions shall be by formal solicitation amendment. Only the Contracting Officer can change the solicitation requirements.

(3) Each visitor shall be required to sign in and sign out on the visit, and must stay with the site visit group at all times. No other meetings or discussions with Government personnel shall be permitted.

(4) The Government reserves the right to inspect all material, briefcases, etc., entering or leaving

Government facilities.

(5) Only advance substitutions of offeror personnel are permitted.

OFFERORS NOT COMPLYING WITH THESE RULES AND PROCEDURES MAY BE PRECLUDED

FROM FURTHER SITE VISIT PARTICIPATION.

Basis for Award: Award will be made to the low price technically acceptable offer, in accordance with paragraph entitled, “EVALUATION LPTA” contained herein.

Late submissions shall be handled in accordance with FAR 52.215-1, INSTRUCTIONS TO OFFERS – COMPETITIVE ACQUISITION (JAN 2017) reference subparagraphs (c)(3)(ii)(A) and (1), and FAR 15.208.

A cover letter shall accompany both the Price Proposal.

The cover letter at a minimum should include:

(a) The solicitation number;

(b) The name, address, telephone and facsimile numbers, and email addresses of the Offeror;

(c) The DUNS Number, CAGE Code, and Tax Identification Number (TIN) of the Offeror;

(d) A statement specifying the extent of agreement with all terms, conditions, and provisions included in the solicitation and agreement to furnish any or all items upon which prices are offered at the price set opposite each item;

(e) Names, titles, phone and facsimile numbers, and email addresses of persons authorized to negotiate on the Offeror’s behalf with the Government in connection with this solicitation and;

(f) Name, title, and signature of person authorized to sign the proposal. Proposals signed by an agent shall be accompanied by evidence of that agent’s authority, unless that evidence has been previously furnished to the issuing office.

Bonding and Insurance Requirement:

Bid bonds are required in accordance with FAR 28.101-4 (for projects over $150,000). An electronic copy of your bid bond must be submitted with your proposal. A hard copy of your bid bond will be requested from the apparent low upon confirmation of their price and must be submitted to the Facility Support Services Office at NUWC Keyport within one (1) business day from time of request. Failure to submit an electronic copy of your bid bond with your proposal will result in your proposal being deemed nonresponsive and your proposal removed from consideration.

In accordance with FAR Clause 52.228-15 Performance and Payment Bonds--Construction and FAR Clause 52.228- 13 Alternate Payment Protections, Payment and/or performance bond(s) will be at the time of award.

No bonds are required for proposals less than $35,000.00.

Proposals valued at $35,000.00 and up to $150,000.00 will require a payment bond only.

Proposals valued at $150,000.00 and greater will require a bid bond, a payment bond, and a performance bond.

Insurance Requirements can be found under General Requirements Section 2.4 and 2.5.

NOTE: Pricing Consideration:

U.S. Longshore and Harbor Workers Compensation Act (USL&H) may apply to the subject RFP. (If applicable, address as separate cost on proposal.)

COVID-19 Protocol:

COVID-19 protocol will be provided for site walk and discussed again at the preconstruction meeting as it continues to change.

Government Point of Contact for this solicitation:

Kitty Candelaria, Contract Specialist kitty.l.candelaria.civ@us.navy.mil 360-315-8979

SECTION 00 10 00 - SOLICITATION

The following have been added by full text:

REVISED SCOPE OF WORK AND PPI

I. Statement of Work:

NAVSEA NUWC Division, Keyport has a requirement for the installation of High Efficiency Particulate Air (HEPA) filtration systems on the exhaust of two (2) dust collectors, one (1) located at bldg. 73, and one (1) at bldg. 1058 at Naval Undersea Warfare Center (NUWC) Keyport, WA. The project will require the contractor to fabricate and install ducting for the HEPA filtration systems.

The Contractor shall provide labor, materials, and equipment, as required, to accomplish the following work in accordance with the statements herein:

Fabricate and install HEPA filtration system on the exhaust of the dust collectors at Bldgs. 73 & 1058.

The filtration system shall fit on the existing concrete pads with the dust collection units.

All work must be coordinated through the Engineering Technician (ET) Anthony Diehl. A preconstruction meeting will take place two weeks prior to the start of construction, the PM, Customer, Contractor and all required subs will be in attendance at a minimum

II. Attachments and References:

1. Attachments:

A. Attachment #1 - Material/Equipment In-Place List Rev. 1 B. Attachment #2 - Bldg. 73 and 1058 Install HEPA Filters – Pictures C. Attachment #3 – Bldg. 73 and 1058 Additional Photos

2. References:

A. Naval Base Kitsap (NBK) Instruction 11300.1 Utilities and Facilities Outages B. EM-385-1-1 Safety and Heath Requirements Manual C. NAVFAC P307 Weight Handling Program Management Manual D. NAVSEA Safety Requirements for Contractors and Subcontractors, April 2021, REV O.

E. NAVSEA Guide to Environmental Compliance Requirements for Contractors and

Subcontractors, October 2019 F. Naval base Kitsap (NBK) Instruction 11210.1A Road Closure/Disruption Coordination G. UFGS 23 51 43.01 20 Mechanical Cyclone Dust Collector of Flue Gas Particulates H. UFGS 23 51 43.02 20 Electrostatic Dust Collector of Flue Gas Particulates I. PSCAA or other regulations?

III. Submittals:

1. Electronic copies of the below listed submittals shall be submitted to the ET three (3) weeks prior to any field work being started, and shall be approved by the respective government authority prior to commencing work:

A. Material submittals B. Project Schedule C. Safety Plan D. Activity Hazard Analysis (AHA) E. Accident Prevention Plan (APP) F. Safety Data Sheet (SDS)

G. Hot Work Permit H. Excavation Permit I. Environmental Protection Plan J. Waste Information Specification (WIS or WGR) K. Quality Control Plan L. Contractor Hazardous Material Inventory Sheet (CHMI) M. HEPA Filtration System Concept Drawing

2. The Contractor shall provide their submittal register to the ET within three (3) weeks after contract award.

3. Proposed equipment specifications shall be submitted to the ET for review and written approval prior to commitment to purchase.

4. Schedules: Post award, the Prime Contractor shall submit an electronic project schedule to the ET three (3) weeks prior to schedule start dates. Project schedules shall include a three (3) week projection of work.

5. Required outages shall adhere to Ref (1) and routed through the ET for information on scheduling.

The ET is not responsible for outage coordination, obtaining signatures, or vetting outage requests, including Hot Work permits or Fire Alarm outages. Contractor pricing shall include all Contractor support and associated costs in their proposal.

6. All submittals requiring NBK Bangor Environmental signature shall be routed through the ET for review and acceptance. The ET shall be copied on all emails sent to Environmental. No work shall begin until all required Environmental forms have been submitted and approved.

7. Approved/signed/accepted outages, excavation permits, Hot Work permits, environmental submittals, Prime Contractor Submittal Registers, and all other accepted/approved submittals not mentioned herein shall be sent electronically to the ET for project filing.

8. All contractors working this project are subject to labor interviews and shall provide the information requested per “Labor Standards Interview” form 1445 (Rev. 12-96). The ET will conduct these interviews randomly during the performance of the work.

IV. Products:

1. All materials and products provided by the Contractor in the performance of this contract shall be new, first quality, and manufactured and assembled in the United States of America and shall meet or exceed the manufacturer’s specifications.

2. The materials and/or products listed here are required for the completion and operation of this project, but may not be all inclusive.

A. Fabricated Sheet Metal Ductwork

Minimum 18 gauge galvanized steel sheet Galvanized sheet screws

B. HEPA Filters Commercially available HEPA filters, The combination of filters shall be rated at a minimum of 1,200 cubic feet per minute for Bldg. 73 and 7,750 cubic feet a minute for Bldg. 1058.

Provide filters for initial start-up of dust collectors after system has been installed and one additional set for replacement when needed.

C. Elastomer gasket material for sealing the HEPA filters to the frame.

D. Replacement motor and blower for Bldg. 1058.

The new bldg. 1058 motor and blower shall be sufficient to maintain 7,750 CFM with the addition of the HEPA filtration

E. Two (2) Bollards Powder coated safety yellow 4” schedule 40 steel pipe 42” high surface mounted

F. Channel strut or similar for support of the system Rated for exterior marine environment

G. Analog Manometer Units: inches of water column.

Scale: 0 – 1.0 inches

Two 1/8˝ NPT plugs for duplicate pressure taps Two 1/8˝pipe thread to rubber tubing adapter Housing: Die cast aluminum case and bezel, with acrylic cover. Exterior finish is coated gray to withstand 168-hour salt spray corrosion test.

V. Quality Control:

1. The Contractor shall be a licensed contractor in the state of Washington. All components and services are to be installed per manufacturer’s specifications by trained technicians with a minimum of five (5) years’ experience, who specialize in the type of work indicated herein.

2. The Contractor shall perform all work according to accepted standards, safety procedures, and applicable laws, regulations, codes, and standards to include the Unified Facilities Guide Specifications (UFGS), Unified Facilities Criteria (UFC), International Building Code (IBC), International Mechanical Code (IMC), International Plumbing Code (IPC), National Electrical Code (NEC), National Electrical Safety Council (NESC), and National Fire Protection Association

(NFPA).

3. The Contractor shall be responsible for all quality control, inspections, and tests required in the completion of this project. The Contractor shall obtain all approvals except those required for field installations, field applications, and post-field tests, prior to delivery of materials and equipment to the project site unless otherwise specified. The Contractor shall arrange for tests and inspections where and when required as defined in the approved Quality Control Plan.

4. Contractor shall verify all dimensions of all equipment to ensure that all access clearances can be met.

5. The contractor is responsible for providing a complete and useable system including providing manufactures manuals, specifications, any field tests, wiring diagrams and as- built prints (red line drawings) as necessary.

VI. Execution: (general)

1. All approved project packages shall be kept on the jobsite and all employees shall be aware of its contents. Current, up-to-date Site Specific Activity Hazard Analysis (AHA) forms shall be available for review, if applicable. The Contractor shall inform all employees how to contact Base Emergency Services as approved in the contract submittal approvals.

2. Scheduling: The Contractor shall schedule work to cause the least amount of interference with station operations. The government will attempt to provide the Contractor 24 hours’ notice prior to work interruptions due to unscheduled/emergent operational requirements.

3. Protection of Government Property: The Contractor shall use every means at their disposal to prevent damage to government owned property during the execution of work. If government property is damaged, the Contractor shall contact the ET immediately and stop work until the issue is resolved.

4. Delivery, handling, storage, and protection of products to, and at the project site: Inspect for damages, store in a clean dry place, and protect from construction traffic. Handle carefully to avoid damage to components, enclosures, and finish.

5. Close Out: Upon completion of work, the site shall be left free of any and all debris, dust, and chips generated by work throughout the construction area.

6. Access to NUWC Keyport is limited to cleared personnel and vehicles.

7. Furnish the ET with a list identifying personnel and vehicles requiring access.

8. Disposal of any material resulting from demolition shall be per applicable Environmental regulations, including all documentation (Waste Designation Tables, WIS forms, Waste Generation Reports (WGR), etc.) and documented in accordance with Ref (E)

9. NUWC Keyport and Naval Base Kitsap dumpsters shall not be used for disposal.

10. Contractor shall locate all utilities prior to starting any excavation work.

11. Contractors performing a Weight Handling Evolution shall adhere to Ref (C) and (D).

12. Contractors utilizing lifting and handling equipment shall adhere to Ref (C) and (D).

13. The ET shall be contacted to coordinate access for job walks, site visits, and scheduling of work.

14. Completion Time Frame: The project is to be completed within 120 days after award.

VII. NUWC Keyport General

1. Safety and Security Brief

A. A NUWC Keyport Safety and Security Brief is required for the contractor’s complete crew before any work can begin. It can be coordinated through the Engineering Technician with minimum of three (3) days advanced notice.

2. Smoking A. Smoking is only permitted in designated smoking areas.

3. Delays A. Contractor operations are subject to reasonable delays, suspensions, and/or restrictions because of emergencies, alerts, drills, equipment movements and other such activities.

4. Flame Producing Devices

A. Matches, lighters, and other spark producing devices are not allowed without a Hot Work permit.

5. Portable Electronic Device(s) (PED) A. PED is defined as a portable electronic device having the capability to store, record, and/or transmit text, images/video, or audio data. Examples of PED include, but are not limited to pagers, laptops, cellular telephones, radios, compact disc and cassette players/recorders, portable digital assistants, audio devices, watches with input capability, reminder recorders, and mobile devices.

B. PEDs are not allowed inside of NUWC Keyport Buildings. PED use will be clarified and discussed at the site walk and pre-construction meeting

C. The Government PM/ET will provide location of phone for emergency use.

D. For work inside the NUWC Keyport Annex, refer to the Keyport Annex Safety and Physical

Access Security Brief.

6. Photography

A. Photography by the Contractor is prohibited. Construction progress photos, and all other necessary photo documentation, will be provided by authorized Government personnel only.

7. Schedule A. Before starting any work, the ET is to be provided with the project schedule for review and approval. Government has 5 working days to review and return schedule.

8. Coordination

A. The ET is to be contacted to coordinate access to the buildings for job walks, site visits, and scheduling of the work.

9. Lock out Tag Out A. Lock Out/Tag Out: Contractors must notify the ET five (5) working days before anything can be locked out. The notification should include: what is being locked out, the tag number, the person on the tag and phone number shall also be provided to the ET within 24 hours of removal.

10. Vehicle Access A. Only government and authorized company vehicles will be allowed access to the NBK -

Keyport. The contractor shall provide the ET a list identifying all vehicles which will require access to the work site a minimum of three (3) calendar days in advance. All vehicle pass requests will be submitted with: Area access that is needed, company name, vehicle year, make and model, and license plate number, state, and tab expiration date. Vehicle registration must have the company's name as the owner. If the vehicle is leased or rented the lease or rental agreement must be in the company's name.

B. All vehicles will be subject to inspection and search prior to entering and within NBK - Keyport. Avoid transporting sealed containers into NBK - Keyport. If such containers must be introduced, prior coordination with the ET is required.

11. Parking A. Parking at NUWC Keyport is assigned so the contractor will have to apply for area outage for lay down/vehicle parking unless area is made available by the building POC. The Annex is wide open for parking

12. Security

A. Compliance with the security directions of (SECURE AREA NAME) Security Force Personnel is mandatory.

VIII. Deliverables:

1. The Contractor is responsible for providing a complete and useable system.

2. The Contractor shall prepare and submit two (2) hard copies (in 3-ring binders) and two (2)

CD/DVDs of the Operations and Maintenance (O&M) Manuals to the ET. Each binder shall have the project contract number, Prime Contractor letterhead, project title, and building number on the spine and face of the binder. Each binder shall include Attachment (1) above, all product data, manufacturer’s manuals, warranty, specifications, field test results, wiring diagrams, and as-built prints (red line drawings), as necessary.

3. Before final payment will be approved, the Contractor shall provide all necessary training required on any and all new systems.

4. This project will not be accepted as complete until all project documentation and punch list items have been submitted to, and approved by the ET in their entirety and the Customer provides their concurrence electronically to the ET that the project is complete.

IX. Work Description:

1. Coordinate with ET prior to commencement of work.

2. Provide a concept drawing of the proposed HEPA filtration system for each dust collector for

Government approval before installation can began. The concept drawing can be a shop drawing submitted in sketch form in PDF format. The concept drawing will show:

New ductwork Filter housing Elevations of ductwork and filter housing Footprint of system to housekeeping pad.

System supports.

3. Provide and install new HEPA filtration system on the existing dust collector at Bldg. 73. The dust collector is a Farr TENKAY, size 3C.

The filtration system’s ductwork and supports shall be fabricated, commercially available or a combination of both.

The filtration system shall fit within the existing concrete pad footprint.

The filtration system shall exhaust away from building openings.

The filters or combination of shall be rated for the flow of the dust collection system which is 1,200 CFM.

The filter housing shall have louvers installed to protect the filters from the weather. The filtration system shall be sealed so that all exhaust must pass through the HEPA filters and pre-filters.

The filter system shall be installed for ease of filter replacement without use of a ladder or stooping.

The filter system must be a minimum 4” above the pad level to support cleaning of debris around the system and shall have sufficient support to withstand the wind/weather of the area.

The filtration system shall be coated with a paint suitable for marine environments and match existing dust collection system.

4. Provide and install new HEPA filtration system on the existing dust collector at Bldg. 1058. The dust collector is a Donaldson Torit, Downflow II DFT3-24.

The filtration system’s ductwork and supports shall be fabricated, commercially available or a combination of both.

The filtration system shall be installed within the painted yellow line around the dust collection system and shall not obstruct vehicular traffic in the surrounding area.

The filtration system shall exhaust away from building openings.

The filters or combination of shall be rated for the flow of the dust collection system which is 7,750 CFM.

The filter housing shall have louvers installed to protect the filters from the weather. The filtration system shall be sealed so that all exhaust must pass through the HEPA filters and pre-filters.

The filter system shall be installed for ease of filter replacement without use of a ladder or stooping.

The systems shall be installed a minimum 4” above the pad level to support cleaning of debris around the system and shall have sufficient support to withstand the wind/weather of the area.

The filtration system shall be coated with a paint suitable for marine environments and match existing dust collection system.

5. Provide and install a Magnehelic differential gauge near both filter-housing locations to measure differential pressure drops between entry and exit of each stage of filtration. Filter manufacturer’s recommendations for the allowable low and high-pressure drops shall be marked on or immediately adjacent to each of the installed gauge readouts. The manometer shall be readable from street level.

6. Provide and install tubing to connect the differential gauge to ports on each side the filter housing so that the air pressure can be measured and compared in order to determine filter efficiency.

Connect tubing to the housing or ductwork by means of a vent valves.

7. Replace the existing motor and blower on the dust collection system at Bldg. 1058. The existing motor is a Baldor Reliance super E 15hp 480v. The new motor and blower shall be sufficient to maintain 7,750 CFM with the addition of the HEPA filtration.

8. Install two (2) 4” steel bollards on the outside corners of the concrete pads at Bldg. 1058 to protect to filtration system from vehicular damage. They shall be attached to the concrete pad with concrete anchor bolts. The bolts-anchors shall be secured with concrete adhesive. The bollards shall not interfere with filter replacement or need to be removable to facilitate replacement.

9. The contractor shall provide sufficient spare filters to provide two replacement cycles.

10. All field verification will be the contractor’s responsibility. Including but not limited load requirements and sizing.

11. Upon completion of the work, the Contractor shall inform the ET, and demonstrate operational tests to the ET and customer.

X. Title to Materials:

1. All excess and/or discarded materials shall become property of the Contractor and shall be removed from government property, unless specifically noted. Title to the materials resulting from demolition is vested in the Contractor upon authorization of the Contracting Officer to begin demolition.

2. Recycling is preferred and recommended. A WIS is required for disposal and recycling is required for metal.

XI. Material/Equipment In-Place List:

1. The Contractor shall provide a list of significant equipment and materials removed, replaced, or installed under this contract with the required information below, including the warranty expiration date.

A. Types of equipment and materials:

I. Materials: HEPA and pre-filter, windows, doors, lighting, and all material with a manufacturer’s warranty.

II. Equipment: Mechanical (pumps, backflow preventers, HVAC components, pressurized piping systems, panel boxes, all equipment with an O&M manual or manufacturer’s warranty.

2. Required format and information: The Contractor shall provide material and equipment data in the attached format (Attachment (1) – Material/Equipment In-Place List). All of the requested data shall be provided prior to final inspection or final acceptance.

XII. Cleanup:

1. Debris and Rubbish: Remove and transport debris and rubbish that will prevent spillage on pavements, streets, or adjacent areas. Clean up spillage from pavements, streets, and adjacent areas on an ongoing basis.

2. Upon completion, the Contractor shall remove all containers, surplus material, equipment, and debris and leave the site in a clean and orderly condition acceptable to the ET. The project will not be received and/or accepted until all project debris is removed from the site.

XIII. Safety and Environmental:

1. Safety is everyone’s responsibility. All contractor personnel on site are responsible for their own actions and any person on the project site has the authority to stop work if an unsafe condition exists.

2. The Contractor shall perform all work according to accepted Industry Standards, Safety and Environmental Procedures, and regulations, including Ref (B) and the latest revision of OSHA regulations.

3. The Contractor is responsible for inspecting their worksite for any hazards at all times, no exceptions. If an unsafe condition exists, work to correct or mitigate the hazard and contact the ET to assist in determining how to proceed, if needed.

4. Ensure all workers are wearing the proper PPE for the assigned task.

5. Environmental – The Contractor shall obtain approval of a site plan detailing methods of handling encountered waste and refuse, including spill response procedures, per Ref (E) prior to the start of any site work.

PPI Questions and Government Responses:

1. What is the Model and Serial Number of the dust collector @ Bldg. 73?

Government Response:

Please see SOW Revision #001, 4/27/22, II. Attachment and References, 1. B. Attachment – Bldg. 73 and 1058. The Data plate information is shown in the photos.

2. What is the Model and Serial Number of the dust collector @ Bldg. 1058?

Please see SOW Revision #001, 4/27/22, II. Attachment and References, 1. B. Attachment – Bldg. 73 and

3. If any of the new ducting for the HEPA filters at B1058 is built above the ground but extends out past the existing yellow lines, can the government clarify the clearance/height restrictions required in order to not impede vehicular traffic in the area?

Please see SOW Revision #001, 4/27/22, IX. Work Description 4. “The filtration system shall be installed within the painted yellow line around the dust collection system and shall not obstruct vehicular traffic in the surrounding area.” Also please see SOW Revision #001, 4/27/22, II. Attachments and References 1. B.

Attachment – Bldg. 73 and 1059 Additional Photos for reference.

4. Can the government provide information of what is being exhausted in the system at B73 and B1058 respectively?

Bldg. 73 – The dust collector has not been used to exhaust air from bldg. 73 at this time. NUWC Environmental and EPA have not allowed because of the lack of HEPA filters.

Bldg. 1058 - The dust exhausted by the dust collector is pure Aluminum.

5. Will a full-time on-site Quality Control Manager and site Superintendent be required for the duration of this project as stated under section 2.6 of “Management and Administration” of the solicitation?

A Full-time Quality Control Manager and site Superintendent will not be required on-site, however they will be required for critical evolutions, inspections, QC reports, and act as a POC for the Government technical personnel to contact as needed.

6. Will the government accept the Quality Control Manager to be on call with periodic inspections for milestones, cover inspections and testing as needed?

Yes, to include PPI_01 Government response. (Government response 5)

7. Is the contractor considered “permanent or “long-term” for this project as described in section 1 i. of “General Contractor OPSEC requirements” and section 2 “OPSEC Training Requirements” respectively?

No, construction is considered short-term per the OPSEC guide.

8. What OPSEC training and contractor generated plans must the contractor complete/provide to work on this project?

OPSEC training or contractor generated plans are not required for this project. Each contractor will receive an OPSEC (Security) brief after award by the Government before work starts. See SOW Revision 4/19/22, VII Bldg. 1074 General, paragraph 1 A.

9. Can the qualified/competent personnel for on-site safety and superintendent be on multiple tiers of contracting; both the general contractor represented and subcontractor serving as an alternate?

Yes, the on-site competent person for an activity can be a sub-contractor.

10. Can the government please confirm which of the following section of the solicitation the contractor will be held to regarding subcontractor vs. general work performed? Section 52.236-1 states “the Contractor shall perform on the site, and with its own organization, work equivalent to at least FIFTY ONE percent of the total amount of work to be performed under the contract.” Section 52.219-14 e) (3) states “General construction, it will not pay more than 85 percent of the amount paid by the Government for contract performance, excluding the cost of materials, to subcontractors that are not similarly situated entities”

Thank you for identifying this discrepancy. Clause 52.236-1 “Performance of Work by the Contractor” will be removed and the standard that the contractor will be held to will be clause 52.219-14 “Limitations on Subcontracting”.

11. Can the government please provide all photos taken on the RFP walk?

Yes, See SOW Revision #001, 4/27/22, II Attachments and References 1 A. Bldg. 73 and 1059 Photos

12. Can the government please confirm the period of performance as 120 days is stated in award and 90 days was stated on the walk.

120 days is correct. See SOW Revision #001 4/27/22, VI. Execution paragraph 13.

13. Can government please provide model and serial numbers for both units in the scope of work?

Please see SOW Revision #001, 4/27/22, II. Attachment and References, 1. B. Attachment – Bldg. 73 and

14. Once the revised scope of work is released, please confirm that the contractor is able to negotiate time/identify time frame necessary if there are long lead materials within their proposal.

The period of performance begins with the date of award. This period of performance will be in the contract and will be for the number of days identified in the solicitation. As this is a competitive procurement, the Government does not anticipate going into discussions or negotiations. If there is a change in delivery requiring additional lead time for materials after award, the contractor needs to supply supportive documentation and once approved, a modification will be issued.

The following have been deleted:

SCOPE OF WORK

SECTION 00 70 00 - CONDITIONS OF THE CONTRACT

The following have been deleted:

52.236-1 Performance of Work by the Contractor APR 1984

SECTION 01 00 00 - GENERAL REQUIREMENTS

The following have been modified:

ATTACHMENTS

1 – Material Equipment In Place List 2 – Bldg. 73 and 1058 Install HEPA Filters Photos 3 – Bldg. 73 and 1058 Additional Photos 4 – PPI Form 5 – Bid Form 6 – Past Performance References Form 7 – Safety Data Sheet 8 – OSHA – Calculating Injury and Illness Incident Rate 9 – OPSEC Guide for Defense Contractors (2016) 10 – NAVSEA Guide to Environmental Compliance Requirements 11 – Safety Requirements for Contractors and Subcontractors (2021) 12 – Wage Determination 13 – Contractor Payroll Reciept Record Form – Attached with award documents 14 – Claim Release Form– Attached with award documents

(End of Summary of Changes)