Z--A250 Urgent Repairs to Pier 1

Questions & Answers / Clarifications

This document contains responses to vendor questions regarding the "140P4326R0001 - BOST Pier 1 A250" opportunity.

• Reinforcement Details: Existing reinforcement will be retained and coated per ASTM780/A780M if section loss is less than 20%. It will be cleaned, not chipped around.
• Beam Flange Repair: Corroded beam flanges are to be cut off, as specified in Sheet S5, Detail B.
• Galvanization: All new steel hardware and fabrications shall be hot-dipped galvanized per ASTM A-123 and/or A-153, unless otherwise noted.
• Steel Angles/Plates: These should be a continuous length of the repair as shown on the drawings.
• Underdeck Spall Repairs: Stainless Steel Welded Wire Fabric (WWF) is the requested material for underdeck spall repairs.
• Hooked Rebar: Hot Dipped Galvanized (HDG) Hooked Rebar is the requested material for the repair in D/S7.
• Bollard Installation: Bollards must be set 9' into the pier. An 18" diameter bore is acceptable for the 12" bollard below the top 12" of repair.
• Rebar Specification: All rebar is to be hot-dipped galvanized (HDG) per Sheet G1. Epoxy notes refer to the embedding method, not epoxy-coated rebar.
• Sinkhole Excavation Depth: Excavation for sinkholes should not exceed 10' depth, unless otherwise agreed in the field. The 10' limit includes conditions for repairing settlement in asphalt.
• Sinkhole Soil Reuse: Excavated soils can be reused as backfill if separated by filter fabric and compacted, or if not used below 24" of existing grade. Contamination is not currently known.
• Concrete Repair Specifications: Section 03 30 00 (Cast-in-Place Concrete) is acceptable for surface-level repairs not in constant seawater contact. Section 03 31 30 (Marine Concrete) is required for underdeck and pier edge repairs.
• Shotcrete/Deck Cutting: Shotcrete is not approved. Cutting or drilling holes in the concrete deck for depositing concrete is also not approved.
• Bollard Replacements: Only 2 bollards require replacement, located adjacent to the Cassin Young. Vault 12 requires only a cleat replacement.

These clarifications provide specific details on materials, installation methods, repair depths, and acceptable practices, which may impact contractor bidding and execution strategies. The schedule remains tight, with all work required by the end of the period of performance.

Amendment / Modification

This amendment (0003) addresses questions submitted by offerors. Specifically, it provides answers to RFIs numbered 4 and 28-29. These answered RFIs are highlighted in green within the document.

This amendment does not appear to change any specific sections of the original solicitation. It primarily provides clarifications.

• The Period of Performance has been updated to 03/16/2026 to 06/12/2026.
• Offerors must acknowledge receipt of this amendment.

Questions & Answers / Clarifications

This document contains responses to vendor questions regarding the B09-Amed1_2-RFIs_0002 opportunity, clarifying technical specifications and requirements for the BOST Pier 1 A250 project.

• Reinforcement Repair: Existing reinforcement to be retained, cleaned, and coated per ASTM780/A780M, provided section loss is not greater than 20%. New steel hardware and fabrications are to be hot-dipped galvanized per ASTM A-123/A-153.
• Beam Flange Repair: Corroded beam flanges are to be cut off as specified in Sheet S5, Detail B.
• Underdeck Repairs: Stainless Steel Welded Wire Fabric (WWF) is required for underdeck spall repairs, while Hot Dipped Galvanized (HDG) Hooked Rebar is specified for repairs in Detail D/S7.
• Bollard Installation: Bollards must be set 9' into the pier. Concrete repairs below the top 12" can be a 18" diameter bore for a 12" bollard.
• Sinkhole Repairs: Excavation depth for sinkholes should not exceed 10'. Excavated soils may be reused as backfill if adequately compacted and not placed below 24" of existing grade. The cause of sinkholes will be evaluated, and modifications may be issued if repairs increase scope.
• Concrete Specifications: Section 03 30 00 (Cast-in-Place Concrete) is acceptable for surface-level repairs not in constant seawater contact. Section 03 31 30 (Marine Concrete) is required for underdeck and pier edge repairs.
• Repair Methods: Shotcrete and drilling/cutting holes in the concrete deck for depositing concrete are not approved.
• Beam Repair Dimensions: Specific dimensions for flange repairs and angles are detailed on Sheets G5 and S7.

These clarifications provide essential details for bidders to accurately estimate costs and scope for concrete and steel repairs, sinkhole remediation, and material specifications. Bidders should review these responses carefully to ensure their proposals align with the clarified requirements.

Amendment / Modification

This document is Amendment 0002 to Solicitation 140P4326R0001, effective February 9, 2026. It addresses responses to several Requests for Information (RFIs) submitted by vendors.

Specifically, this amendment answers RFIs numbered 5-6, 9, 11, 13-17, and 21. These answered RFIs are highlighted in green within the document.

RFIs numbered 4, and 28-29, highlighted in orange, will be addressed in a subsequent amendment to this RFP.

This amendment provides answers to specific RFIs, clarifying aspects of the solicitation.

• The period of performance for the opportunity has been updated to March 16, 2026, to June 12, 2026.
• Vendors should review the answers provided to understand any implications for their proposals.
• Note that RFIs 4, 28-29 will be answered later, so bidders should anticipate further updates.

Questions & Answers / Clarifications

This document contains responses to vendor questions regarding the "BOST Pier 1 A250" project, clarifying details related to repairs, materials, and specifications.

• Reinforcement Repair: Existing reinforcement will be retained and coated per ASTM780/A780M if section loss is not greater than 20%. Corrosion removal is required.
• Beam Flange Repair: Corroded beam flanges are to be cut off, as indicated on Sheet S5, Detail B.
• Galvanization: All new steel hardware and fabrications are to be hot-dipped galvanized per ASTM A-123 and/or A-153, unless otherwise noted. This applies to steel angles/plates.
• Underdeck Spall Repairs: Stainless Steel Welded Wire Fabric (WWF) is required for underdeck spall repairs, while Hot Dipped Galvanized (HDG) WWF is specified for other repairs.
• Hooked Bars: Clarification is needed regarding whether "NEW ?" S.S. HDG HOOKED REBAR" indicates Stainless Steel or Hot Dipped Galvanized hooked bars.
• Bollard Repairs: Bollards must be set 9' into the pier. For concrete repairs below the top 12", an 18" diameter bore is acceptable for the 12" bollard, in lieu of a square footing.
• Rebar Specification: All rebar is to be hot-dipped galvanized per Sheet G1. Epoxy notes refer to the embedding method, not epoxy-coated rebar.
• Sinkhole Excavation: Sinkhole repairs may not require the full 10' depth but should not exceed it. Excavation depth can be adjusted if agreed upon in the field to repair settlement.
• Sinkhole Repair Responsibility: Potential repairs for the cause of sinkholes (e.g., broken utilities) will be evaluated, and modifications may be issued for scope increases.
• Concrete Repair Specifications: Clarification is requested on whether manufactured repair mortar is acceptable and a list of approved products. The relevant specification section for concrete (03 30 00 or 03 31 30) needs confirmation.
• Shotcrete: The acceptability of using shotcrete for concrete repairs needs confirmation.
• Beam Repair Quantities: Definitive quantities for Type 1/2 and Type 3 Beam Repairs will not be provided as depths vary. Dimensions for flanges and repair angles are detailed on Sheets G5 and S7.

These clarifications address material specifications, repair methods, and dimensions, which are critical for accurate bidding. Bidders should review these responses carefully to ensure their proposals align with the clarified requirements. The schedule remains tight, and the government emphasizes the critical nature of completing work by the end of the period of performance.

Amendment / Modification

• This document is Amendment 0001 to Solicitation Number 140P4326R0001, effective 02/09/2026.

• It serves to answer Request for Information (RFI) questions submitted by offerors.

• Specifically, RFIs 1-3, 7-8, 10, 12, 18-20, and 22-27 have been answered.

• RFIs 4-6, 9, 11, 13-17, 21, and 28-29 will be addressed in a future amendment.

• This amendment primarily addresses RFI responses, not specific sections of the solicitation.

• The document does not explicitly state if proposal deadlines or submission requirements have changed, but it does note that the hour and date for receipt of offers is extended. Bidders must acknowledge receipt of this amendment.

• The Period of Performance is listed as 03/16/2026 to 06/12/2026.

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

This document outlines the scope of work for repairs and rehabilitation of Pier 1 at the Boston National Historic Park.

• Repairs to concrete-encased steel beams within three pier vaults.

• Repairs to sinkholes in the pier deck.

• Repair of concrete delamination on the pier underdeck.

• Repairs to the existing steel barge.

• Repair to the connection between an aluminum gangway and the concrete deck platform.

• The project will be constructed under a single prime contract.

• Project Location: Pier 1, Charlestown Navy Yard, Boston National Historic Park, Boston, Massachusetts.

• Contractor must cooperate with separate construction contractors and ensure work does not impede other operations.

• Government may have preceding, concurrent, or future contracts at the project site.

• Government-furnished materials are not anticipated for this project.

• Contractor will have limited use of the site for construction operations, confined to areas indicated on drawings.

• Stockpiling of materials must be within project limits and protected from entering the water.

• Parking for construction vehicles will be available; personal vehicle parking is not guaranteed.

• Preservation of natural features is required; damaged areas must be restored at no additional expense to the Government.

• Driveways and entrances must be kept clear for Government and emergency vehicles.

• Construction camp establishment within the park is not permitted.

• Hauling restrictions must comply with legal load restrictions and park-specific regulations.

• Bridge restrictions (jurisdictions, load restrictions, permit requirements, time/calendar restrictions) must be identified.

• Public use of the site must be inconvenienced as little as possible; road closures require specific approval for a maximum of 8 hours.

• Government will occupy buildings under construction during the entire contract period, requiring cooperation to minimize conflicts and facilitate usage.

• Work on Saturdays, Sundays, Federal holidays, or at night requires prior consent from the Contracting Officer.

• No signs or advertisements are permitted without Contracting Officer approval.

• On-site work hours are generally 7 a.m. to 4:30 p.m., Monday through Friday, unless otherwise indicated. Noisy activities (pile driving, demolition) must be performed outside normal business hours.

• Contractor must notify Contracting Officer and utility companies of proposed locations and times for excavation.

• Contractor is responsible for locating and preventing damage to known utilities; repair of damage to unknown utilities will be equitable adjusted.

• Utility interruptions require Contracting Officer notification and approval.

• Smoking is not permitted within buildings or within 25 feet of entrances, operable windows, or outdoor air intakes.

• NPS project management and communication software will be used for communication and document sharing.

• Continuous use of the pier is required by NPS and the Navy for daily operations and special events.

• Fire lanes must be maintained for emergency access.

• Access to work areas is not guaranteed during inclement weather.

Solicitation / RFP / RFQ

This solicitation is a Request for Proposal (RFP) for a construction requirement at Pier 1 within the Charlestown Navy Yard of Boston National Historic Park, Boston, Massachusetts. The work involves repairs to concrete-encased steel beams, sinkholes in the pier deck, concrete delamination on the pier underdeck, repairs to the existing steel barge, and repairs to the connection between an aluminum gangway and the concrete deck platform.

• Repairs to concrete-encased steel beams within three pier vaults.

• Remediation of sinkholes within the pier deck.

• Repairs to concrete delamination at the pier underdeck.

• Repairs to the existing steel barge.

• Repairs to the connection between an aluminum gangway and the concrete deck platform.

• Estimated magnitude of the complete requirement: $1,000,000 to $5,000,000.

• Contract type: Firm Fixed Price.

• Period of Performance: Commencement within 14 calendar days of notice to proceed, completion within 87 calendar days after receiving award.

• Offers are due by 02/26/2026 at 11:00 AM EST.

• Proposals must be submitted via email.

• Evaluation will be conducted using a Best Value Continuum Tradeoff Process.

• Technical factors (Technical Approach, Project Experience, Management Experience) will be evaluated first, followed by Price.

• Non-price factors (1-3) are of equal importance, and combined are approximately equally important to price.

• NAICS code: 237990, Other Heavy and Civil Engineering Construction.

• Small business size standard: $45M.

• The solicitation is for a construction requirement.

• A site visit is scheduled for February 12, 2026, at 11:00 AM EST at Boston National Historical Park.

• Parking is not available within Boston National Historical Park.

• Offerors must submit a bid guarantee of 20 percent of the bid price or $3 million, whichever is less.

• Performance and Payment Bonds are required, with a penal amount of 100 percent of the original contract price.

Form / Attachment / Pricing Sheet

This document contains detailed engineering drawings and specifications for the "Pier 1 Maintenance Repairs" project at the Boston National Historical Park, Charlestown Navy Yard. It outlines existing conditions, repair plans, and specific repair details.

• General Notes (Sheet G1): Covers OSHA requirements, survey control, utility notes, applicable codes (ASTM, AWS, AISC, ACI, etc.), site access (requiring TWIC card), phasing, staging, site preparation, and existing site conditions (floodplain information, historic filled shoreline).
• Existing Conditions Plans (Sheets G2-G4): Detail the layout of utilities, structures, and features of Pier 1.
• Existing Vault Sections (Sheet G5): Provide cross-sections of specific vaults within the pier structure.
• Repair Plans (Sheets S1-S4): Illustrate areas requiring repair, including topside delamination, sinkholes, vault repairs, bollard and cleat replacement, and underdeck repairs.
• Demolition Details (Sheet S5): Show methods for concrete demolition and preparation for repairs.
• Load Capacity Plan (Sheet S6): Indicates the allowable live load ratings for different sections of the pier.
• Repair Details (Sheets S7-S9): Provide specific instructions and diagrams for various repair types, such as beam repairs, spall repairs, sinkhole repairs, cleat and bollard replacement, and ladder installation.
• Barge Repair Plan (Option 1) (Sheet S10) & Details (Sheet S11): Outlines optional repairs for an on-site steel barge, including gangway connections, ladder modifications, and hardware replacement.

These drawings are critical for bidders to understand the scope of work, the existing conditions of Pier 1, the specific repair requirements, and any optional work. They provide the technical basis for estimating costs, planning execution, and ensuring compliance with all specified standards and site access requirements (e.g., TWIC card).

Form / Attachment / Pricing Sheet

This document is a General Decision Number (GDN) for wage determinations applicable to heavy and marine construction projects in Massachusetts. It provides prevailing wage rates and fringe benefits for various construction trades across different counties and chapters within the state.

• General Decision Number: MA20260008
• State: Massachusetts
• Construction Types: Heavy (Heavy and Marine)
• Applicable Counties: Barnstable, Bristol, Dukes, Essex, Middlesex, Nantucket, Norfolk, Plymouth, and Suffolk.
• Trades Covered: Includes rates for Boilermaker, Bricklayer/Cement Mason, Bricklayer, Marble & Tile Finisher, Marble, Tile & Terrazzo Workers, Piledriverman, Carpenter, Millwright, Electrician, Teledata System Installer, Power equipment operators, Ironworker, Laborers (various groups), Wrecking Laborers, Painter, Cement Mason/Concrete Finisher, Plumber, Pipefitter, Steamfitter, and Truck drivers.
• Effective Dates: Various dates, primarily in 2024 and 2025.

This document is crucial for any bidder on federal or federally-funded construction projects in Massachusetts that fall under heavy and marine construction. It establishes the minimum wage rates and fringe benefits that must be paid to laborers and mechanics employed on such projects, as required by the Davis-Bacon Act and related acts. Bidders must use these rates to accurately calculate labor costs for their proposals and ensure compliance with federal labor laws.

Form / Attachment / Pricing Sheet

This document is a template for reporting on the Limitation on Subcontracting (LOS) requirements for government contracts. It is used to track and report the amounts paid to the prime contractor, similarly situated subcontractors (SSS), and non-similarly situated subcontractors (NSS) during a specific performance period.

• Contract Information: Fields for Contract Number (PIID), Type of Set-Aside, and Total Contract Value/Ceiling.
• Performance Period: Dates for which the report is being submitted.
• Payment Tracking: Sections to record amounts paid to the prime, SSS, and NSS.
• Limitation on Subcontracting Percentage Calculation: A formula is provided to calculate the percentage of work performed by the prime contractor relative to the total amount paid to the prime. The formula is: (Total Amount Paid to the Prime - Total Amount Paid to NSS) / Total Amount Paid to the Prime.
• Service Type: A field to specify the type of service.

This template is crucial for bidders to understand and comply with subcontracting requirements. It outlines how compliance with the Limitation on Subcontracting clause will be measured and reported. Bidders should pay close attention to the set-aside type and the calculation of the LOS percentage, as failure to meet these requirements can have contractual implications. The template also highlights the need to track payments to different categories of subcontractors.

Form / Attachment / Pricing Sheet

This document provides information regarding Construction Contract Administration, specifically referencing the Federal Acquisition Regulation (FAR) 36.211(b). It outlines the requirement for agencies to describe their policies and procedures related to the definitization of equitable adjustments for change orders under construction contracts. It also mentions the requirement to provide data on the time needed to definitize these adjustments.

• Reference to FAR 36.211(b)
• Requirement for agencies to describe policies and procedures for definitizing equitable adjustments for change orders.
• Requirement for agencies to provide data on the time required for definitization.
• A URL is provided for further information: https://www.doi.gov/pam/acquisition/policy/constructioncontract.

This document informs bidders about the regulatory requirements governing contract administration for construction projects, particularly concerning change orders and equitable adjustments. Understanding these requirements can help bidders anticipate contract management processes and potential impacts on contract modifications.

Form / Attachment / Pricing Sheet

This document is a Past Performance Questionnaire (PPQ) intended to gather feedback on a contractor's past performance. It is used as source selection information and is considered Source Selection Sensitive. The information provided does not signify an endorsement of the contractor or their products/services.

• Firm Information: Fields for Project Title, Location, Description, Company Name, Contract Number, Start Date, Completion Date, Initial Amount, and Final Amount.
• Evaluator Information: Fields for Evaluator Name, Company/Agency Name, Address, POC Email, and Position Held or Function in Relation to Project.
• Ratings Overview: A rating scale (Outstanding, Above Average, Satisfactory, Marginal, Unacceptable) with descriptions for each.
• Questionnaire: A series of questions covering:
  1. Relationship with the client's/customer's contract team.
  2. Overall corporate management, integrity, reasonableness, and cooperative conduct.
  3. Quality control.
  4. Ability to meet the performance schedule.
  5. Issuance of cure notices, show cause letters, reprimands, suspension of payment, or termination.
  6. Likelihood of awarding another contract.
  7. Customer satisfaction with final product and services.
  8. Opportunity for the firm to discuss/respond to negative comments.
• Comments and Signatures: Sections for overall comments and signature of the evaluator.

Bidders may be asked to provide this questionnaire to their past clients to document their performance. The questions and rating criteria provide insight into what aspects of performance are important to the government and how performance is evaluated. This helps bidders understand the criteria by which their past performance might be assessed in future solicitations.

Solicitation / RFP / RFQ

The National Park Service, Northeast Region, ConOps East, BOST MABO, intends to issue a Request for Proposal (RFP) for construction services at Pier 1 within the Charlestown Navy Yard of Boston National Historic Park, Boston, Massachusetts. The project involves repairs to concrete-encased steel beams, pier deck, pier underdeck, a steel barge, and the connection of an aluminum gangway.

• Repairs of concrete-encased steel beams within three pier vaults.

• Repairs of sinkholes within the topside of the pier deck.

• Repair of concrete delamination of the pier underdeck.

• Repairs of the existing steel barge.

• Repair to the connection between an aluminum gangway and concrete deck platform.

• A detailed Statement of Work and specifications will be provided with final solicitation documents.

• Project Magnitude: Between $1,000,000 and $5,000,000.

• Type of Contract: Firm-fixed price.

• Wage Rates: Federal Construction Wage Rates for Suffolk County, Massachusetts will apply.

• Solicitation Release: On or about 02/09/2026, to be posted on SAM.gov.

• Site Visit: Details to be announced in the solicitation; attendance is highly encouraged.

• NAICS Code: 237990 (Other Heavy and Civil Engineering Construction), size standard $45 million.

• Set-Aside: 100% for Small Businesses.

• Offerors must have a Unique Entity ID (UEI).

• Must be registered and active in the System for Award Management (SAM.gov).

• Must have completed Online Representations and Certifications.

• Mari Tolleson, Contracting Officer, mari_tolleson@nps.gov.