M--Boardwalk Replacement @ CUVA

Amendment / Modification

This amendment (0003) to solicitation 140P6426B0005, dated 05/20/2026, serves to post the following:

• Questions and Answers (Q&A)

• Addendum to Specifications dated May 19, 2026

• The Q&A and Addendum to Specifications are the primary new components.

• All other solicitation details remain the same.

• Offerors must acknowledge receipt of this amendment.

• SF30 can be signed and returned once downloaded from SAM.gov or acknowledged in Block #139 on the SF1442.

Amendment / Modification

This addendum (ADDM-01) modifies the specifications and drawings for the Cuyahoga Valley National Park – Stumpy Basin Boardwalk Replacement Project.

Key changes include:

• Period of Performance: Extended from 180 calendar days to 270 calendar days after Notice to Proceed.

• Tree Planting: Requires the Contractor to provide and plant 60 trees (20 of each of 3 species), minimum 1-inch caliper, in grow bags or container nursery stock. Trees must be planted within disturbance limits, avoiding encroachment on the new boardwalk, with locations flagged by the Contractor.

• Boardwalk Details: Clarifies that 10" timber pieces for the boardwalk elevation should be round timber, with length varying based on finish elevation and anchor saddle position. It also specifies that APVA21 angle connectors should be hot-dip galvanized or have a standard corrosion-resistant coating (e.g., ZMAX), not stainless steel, with compatible fasteners.

• Quality Control & Testing: Significant changes shift responsibility for testing and inspection from the Contracting Officer to the Contractor. This includes:

  • Aggregates testing and analysis under Source Quality Control.
  • Compaction and moisture testing under Field Quality Control.
  • Testing and inspection of bituminous concrete mixes, aggregate base course, and hot mix asphalt pavement.
  • Deletion of references to Section 01 40 00 (Quality Requirements) in various sections related to aggregates and asphalt paving.

• Structural Tests: Deletes the requirement to attach a completed Statement of Structural Tests and Inspections to Section 01 40 00.

• Specifications – General (Section 01 11 00)

• Drawings (Sheet C103, Sheet S101)

• Specifications (Section 32 05 16, Section 32 11 23, Section 32 12 16)

• Appendix B: Statement of Structural Tests and Special Inspections

While proposal deadlines are not explicitly mentioned as changed, bidders should note the extended period of performance and the shift in quality control responsibilities, which may impact project planning and cost estimation.

Questions & Answers / Clarifications

This document provides responses to vendor questions regarding the Boardwalk Replacement Project – CUVA (Solicitation #: 140P6426B0005, Amendment #: 0003).

• Timber Dimensions & Treatment: Clarifies that the timber member shown in Detail 2/S101 is a 10-inch diameter round treated timber. The helical pile supplier is responsible for designing and providing the pile head/saddle connection.
• Decking: The 3x alternate decking is specified as nominal 3x6 rough sawn, S1S, with a width matching the base bid decking (nominal 6 inches). Treated pine is acceptable.
• Plantings: Additional information for tree planting specifies 60 trees total (20 per species: American Sycamore, Boxelder, Silver Maple), 1-inch caliper, grow bag or container nursery stock, located within limits of disturbance.
• Helical Pile Substitution: A request to substitute a 3.5" M3 pile for the specified 6" piles was denied, as the project must comply with 2024 IBC and the proposed alternate may be deficient.
• Moisture Content: The 19% maximum moisture content requirement for lumber after treatment and at installation remains. Contractors must account for this in procurement, handling, storage, and sequencing.
• Connectors: APVA21 steel connectors will be provided as galvanized or powder-coated steel, not stainless steel as initially indicated. Associated fasteners must be compatible with the connector coating.
• Site Work: Stumps in the way of helical pile placement will be excavated and removed. Stumps not in the way may be cut/grinded to grade. Ground disturbance is allowed within 20ft of the boardwalk centerline, with mats/timbers permitted.
• Period of Performance: Increased to 270 days after Notice to Proceed.
• Work Start: Onsite work is anticipated to begin May/June 2026.

This document clarifies several technical specifications, material requirements, and project timelines. Bidders should review these clarifications carefully to ensure their proposals accurately reflect the project requirements. Several responses reference "ADDENDUM 0001" which should also be reviewed.

Amendment / Modification

This amendment (0002) to Solicitation 140P6426B0005 modifies the original solicitation as follows:

• Questions and Answers (Q&A): Posted for the project requirement.

• Addendum to Specifications: Dated May 6, 2026, has been posted.

• IFB Close Date/Time Extended: The bid due date has been extended from May 20, 2026, to May 27, 2026, at 12:00 PM ET.

• Date Distributed: Changed from April 21, 2026, to May 11, 2026.

• The IFB close date/time has been modified.

• The date distributed has been modified.

• Q&A and an Addendum to Specifications have been posted.

• The proposal submission deadline has been extended to May 27, 2026, at 12:00 PM ET.

• Bidders must reference the attached documents for details.

• All other solicitation details remain the same.

• Offerors must complete the SF1442 as instructed and acknowledge receipt of this amendment by signing and returning the SF30 or by acknowledging it on the SF1442.

Form / Attachment / Pricing Sheet

This document is a sign-in sheet for a site visit related to the "Boardwalk Replacement - 140P6426B0005" project at Cuyahoga Valley National Park. It records the names, signatures, company affiliations, phone numbers, and email addresses of attendees.

• Names of individuals who attended the site visit.
• Their respective companies.
• Contact information (phone and email).

This sign-in sheet indicates which companies or individuals were present at the site visit. This can be valuable for potential bidders to understand who else is interested in the opportunity and potentially for networking or identifying competitors. It also serves as a record of attendance for those who participated.

Questions & Answers / Clarifications

This document provides responses to vendor questions regarding the Boardwalk Replacement Project – CUVA (Solicitation #: 140P6426B0005, Amendment #: 0001).

• Timber Dimensions & Treatment: The timber member for the pile head detail (Detail 2/S101) is a 10-inch diameter round treated timber. The helical pile supplier is responsible for designing and providing the pile head/saddle connection.
• Decking: The 3x alternate decking is to be nominal 3x6 rough sawn, S1S, consistent with Specification Section 01 10 00, Part 1.2.B. The width should match the base bid decking width (nominal 6 inches). Treated pine is acceptable.
• Plantings: 60 trees total are to be planted (20 of each species: American Sycamore, Boxelder, Silver Maple), 1-inch caliper, grow bag or container nursery stock, located within disturbance limits.
• Helical Piles: The 3.5" M3 pile is not approved as a substitution for the specified 6" piles due to potential compliance issues with the 2024 IBC. Pipe piles are also not accepted as a substitution for the helical pile foundation system.
• Stump Removal: Stumps in the way of helical pile placement will be excavated and removed. Stumps under boardwalk may be cut/grinded to grade. Stumps outside the boardwalk footprint will be excavated and removed or grinded to grade.
• Moisture Content: The 19% maximum moisture content requirement for lumber after treatment shall remain. Contractors must account for this in procurement, handling, storage, and construction sequencing. Lumber should be installed as dry as practicable, but moisture content at installation is not required to be verified at or below 19% unless directed by the Contracting Officer.
• Connectors: Simpson APVA21 connectors are to be provided as galvanized or powder-coated steel, not stainless steel. Associated fasteners must be compatible with the connector coating. All other hardware not specified otherwise shall remain stainless steel.
• Period of Performance: Increased to 270 days after the issuance of the Notice to Proceed.

Several clarifications impact material specifications, installation methods, and contract timelines. Bidders should review these responses carefully to ensure their proposals accurately reflect the project requirements. Addendum 0001 is referenced multiple times, indicating significant updates and clarifications are included in that document.

Amendment / Modification

This addendum, ADDM-01, modifies the original solicitation for the CUYAHOGA VALLEY NATIONAL PARK – STUMPY BASIN BOARDWALK REPLACEMENT PROJECT.

Key changes include:

• Period of Performance: Revised from 180 calendar days to 270 calendar days after issuance of the Notice to Proceed.

• Tree Planting Requirements: Added specific details for planting trees, including:

  • A total of 60 trees (20 of each of 3 species) must be provided and planted.
  • Trees must be a minimum of 1-inch caliper, grow bag or container nursery grown stock.
  • Planting must occur within disturbance limits, avoiding encroachment on the new boardwalk structure.
  • Contractor and COR will flag locations for suitable placement conducive to tree viability.

• Boardwalk Details:

  • Clarified that a '10" ROUND TIMBER PIECE' length will vary based on finish elevation and helical anchor saddle position, and the member should be cut to fit.
  • Changed the material requirement for APVA21 angle connectors from 'STAINLESS STEEL' to 'HOT-DIP GALVANIZED OR MANUFACTURER'S STANDARD CORROSION RESISTANT COATING (e.g., ZMAX by Simpson Strong-Tie or equivalent)'.
  • Specified that all associated fasteners for these connectors must be compatible with the connector coating.

• Specifications - General, Section 01 11 00 Summary of Work

• Drawings, Sheet C103 Sheet Notes

• Drawings, Sheet S101, Detail 2 Typical Boardwalk Elevation and Details

Bidders should note the revised Period of Performance. All other changes impact the technical requirements and specifications for the project.

Amendment / Modification

This amendment extends the bid due date and the date the solicitation was distributed.

• Bids due date: Changed from April 29, 2026, to May 20, 2026, at 12 PM ET.

• Date distributed: Changed from March 27, 2026, to April 21, 2026.

• The proposal submission deadline has been extended.

• All other solicitation details remain the same.

• Offerors must complete the SF1442 as instructed.

• All amendments must be read. The SF30 can be signed and returned once downloaded from SAM.gov or acknowledged in Block #13393 on the SF1442.

• Once all Q&A have been answered, they will be provided for review.

Form / Attachment / Pricing Sheet

This document is a template for reporting on the "Limitations on Subcontracting" clause for contracts. It is used to track and report the amounts paid to subcontractors during a specific performance period.

• Contract Number (PIID): Solicitation #140P6426B0005
• Type of Set Aside: Total Small Business
• Type of Service: General construction
• Performance Period for This Report: 180 days after issuance of NTP
• Fields to report amounts paid to Similarly Situated Subcontractors (SSS) and Non-Similarly Situated Subcontractors (NSS).
• Calculation for the "Limitation on Subcontracting Percentage" is provided, though values are not populated in this template.

Bidders should use this template to understand the reporting requirements related to subcontracting limitations for this "Total Small Business" set-aside opportunity. It indicates that the government expects compliance with the limitations on subcontracting, and this form will likely be required for reporting purposes during contract performance.

Solicitation / RFP / RFQ

This solicitation is for the "Boardwalk Replacement - CUVA" project. The work involves providing all labor, materials, tools, and equipment necessary for the removal/demolition of existing structures and the new construction of a boardwalk at a trail location. The anticipated start for the work is spring/summer of 2026.

• Removal/demolition of existing structures.

• New construction of a boardwalk.

• Project Specifications and Drawings/Pictures are provided as attachments.

• Type of Acquisition: Firm-fixed price contract.

• Magnitude of Construction: Estimated between $1M and $3M.

• Period of Performance: 180 calendar days after receipt of Notice to Proceed.

• Performance Start: Within 10 calendar days after receipt of Notice to Proceed.

• Bids must be submitted electronically via email to craig_bryant@ios.doi.gov.

• The bid opening will be held virtually on April 29, 2026, at 12:00 PM ET.

• Bidders must acknowledge all solicitation amendments.

• A Bid Guarantee is required, amounting to 20 percent of the bid price, not to exceed $3M.

• The North American Industry Classification System (NAICS) code is 237990 with a size standard of $45 Million.

• Offerors must be registered in the System for Award Management (SAM).

• Total Small Business Set Aside.

• A site visit is scheduled for April 15, 2026, at 10:00 AM ET at the Cuyahoga Valley National Park.

• Offerors are urged to inspect the site. Information regarding the site visit is subject to change and should be monitored on SAM.gov.

Forms / Attachments / Pricing Sheets

This document contains pricing schedules and bid information for the Boardwalk Replacement project at Cuyahoga Valley National Park. It outlines the structure for submitting offers, including base bid items and option items.

• Bid Schedule Sheet: Details Contract Line Item Numbers (CLINs) for Base Bid and Option 1, with quantities and units of measure. It requires offers to include pricing for all line items to avoid non-responsiveness.
• Price Schedule Wksht Sheet: Breaks down costs for the Base Bid and Option 1 into categories such as Mobilization/Demobilization, Site Demolition/Removals, Site Clearing, Earthwork, and Installation of New Boardwalk. It also includes fields for Overhead, Profit, and Bonds as percentages.
• Design-Bid-Build (DBB) Sample Sheet: Provides a sample contract price schedule for a Design-Bid-Build project, listing CLINs for a Visitors Center, Water Line, Sanitary Sewer Line, Rock Excavation, and Options for Geothermal Wells and a Photovoltaic System.
• Design-Build (DB) Sample Sheet: Presents a sample contract price schedule for a Design-Build project, with CLINs for Design, Construction, and an Option for a Photovoltaic System.

Bidders must use these schedules to understand the required pricing structure for their proposals. The documents emphasize the need to provide pricing for all base and option line items. The sample sheets illustrate potential CLIN structures for different project delivery methods, though the primary focus for this opportunity appears to be the Boardwalk Replacement at Cuyahoga Valley National Park as detailed in the first two sheets. All provided pricing fields in the extracted text show $0.0, indicating these are templates or initial postings.

Offerors are required to submit an offer that conforms to the solicitation documents with pricing for Base line items and all option lines. Failure to do so may render the proposal non-responsive. For lump-sum items, provide the total price only. Round totals and extended prices to whole dollars.

Form / Attachment / Pricing Sheet

This document is a Bid Schedule and Price Schedule Worksheet for the "Boardwalk Replacement" project at Cuyahoga Valley National Park. It outlines the structure for offerors to submit pricing for the Base Bid and an optional item.

• Bid Schedule: Includes a Base Bid and Bid Option 1, both as Lump Sum items. Offerors must provide pricing for both.
• Price Schedule Worksheet: Breaks down costs into categories for Mobilization/Demobilization, Site Demolition/Removals, Site Clearing, Earthwork, and Installation of New Boardwalk for the Base Bid. It also includes sections for Materials, Labor, and Equipment for each category, with subtotals for Overhead, Profit, and Bonds.
• Option #1: Specifically addresses the use of 3x Rough Sawn SIS Treated Lumber Decking (in lieu of 2x treated lumber) and associated work/items. It requires separate pricing for Materials, Labor, and Equipment for this option, with subtotals for Overhead, Profit, and Bonds.
• Instructions: Offerors are instructed to submit a minimum offer conforming to solicitation documents, including pricing for all line items. Failure to do so may result in a non-responsive proposal. For lump-sum items, only the total price should be provided, rounded to whole dollars.

This document is critical for bidders to understand how to structure their pricing and what cost components to consider for both the base requirement and the specified option. It guides the submission of a compliant and competitive proposal by detailing the required cost breakdown and emphasizing the need to price all items.

Other / Unclassified

This document provides information regarding Construction Contract Administration. It references Federal Acquisition Regulation (FAR) 36.211(b), which mandates agencies to describe their policies and procedures for the definitization of equitable adjustments for change orders under construction contracts. It also specifies the data required on the time needed to definitize these adjustments.

This information is relevant to bidders as it outlines regulatory requirements for contract administration, specifically concerning change orders and equitable adjustments in construction contracts. It directs interested parties to a specific URL for further details on these policies and procedures, which may impact how contracts are managed and how change orders are processed.

Other / Unclassified

This document, "Notice to Contractors - Contractor Performance Assessment Reporting System (December 2015)," outlines the Department of the Interior's (DOI) process for collecting and reporting past performance information on contracts, in compliance with FAR 42.1502.

• Process Overview: The Contractor Performance Assessment Reporting System (CPARS) is a paperless, web-based system for electronic processing of performance evaluations.
• Contractor Access: Contractors must designate representatives to access their past performance evaluations within 30 days of award. These representatives can provide comments on the evaluation.
• Evaluation Timeline: Assessments are completed within 60 days after the end of a performance period and become accessible via CPARS.
• Contractor Response: Contractors have 60 calendar days to provide comments or acknowledge receipt of the evaluation. Failure to respond within this timeframe results in automatic return to the Government.
• Confidentiality: Past performance evaluations are considered source selection sensitive information and must be protected.
• Discussion of Evaluations: Contractors wishing to discuss an evaluation must request a meeting in writing with the Contracting Officer (CO) within seven days of receipt.
• Use of Data: Evaluation data is restricted and cannot be used for advertising, promotional materials, or other similar purposes.

Specifications / Other

This document contains the project specifications for the "Stumpy Basin Towpath Boardwalk Replacement" project in Cuyahoga Valley National Park, Brecksville, Ohio. It details the requirements for the replacement of a structurally failing boardwalk that poses safety hazards to visitors.

• Project Location: Ohio & Erie Canal Towpath Trail, approximately 1 mile south of Boston Mill Visitor Center and Parking Lot, Peninsula, OH.

• Scope of Work: Includes sequential removal of the existing boardwalk and partial foundation, followed by the installation of helical piles, timber decking, and framing. A bid alternate for using 3x treated S1S rough cut decking lumber is included.

• Environmental Considerations: Work is in an area of cultural and natural resource significance, including a Cultural Landscape, high-quality wetland, and floodplain. Vehicles and equipment are prohibited on grade in protected areas. Trail rehabilitation and natural landscape restoration are required at both ends.

• Period of Performance: 180 calendar days from the Notice to Proceed.

• Key Appendices: Geotechnical Engineering Report, Statement of Structural Tests and Special Inspections, Permit Matrix, Submittal List, and USACE Permit.

• Drawings: A comprehensive list of drawings is provided, covering general notes, site plans, proposed boardwalk plans and profiles, structural details, and topographic surveys.

• Divisions Covered: The specifications are organized into divisions including General Requirements, Existing Conditions, Wood, Furnishings, Earthwork, and Exterior Improvements.

• Site Furnishings: Includes specifications for wood benches.

• Structure Demolition: Details the process for demolishing the existing boardwalk, timber piles, and asphalt pavement.

• Helical Piles: Specific requirements for the installation of helical pile/anchor deep foundations are outlined.

• Permitting: Includes information on various permits and agency coordination, including USACE Nationwide Permit (NWP) 3, Ohio EPA 401 Water Quality Certification, and coordination with US Fish & Wildlife Service and State Historic Preservation Office.

• Bidders are urged to visit the job site before submitting bids.

• The project is located in an area of high visitation, and limited boardwalk closure is expected.

Other / Unclassified

This document is a "General Decision Number" for Ohio, specifically for Heavy and Highway Construction Projects. It lists prevailing wage rates and fringe benefits for various trades across different counties in Ohio. The document is dated January 2, 2026, and supersedes a previous decision from 2025.

This document is crucial for any bidder on a federal construction project in Ohio that is subject to the Davis-Bacon Act. It provides the legally mandated minimum wage rates and fringe benefits that must be paid to laborers and mechanics employed on the project. Bidders must consult this document to accurately calculate labor costs and ensure compliance with federal regulations when preparing their proposals.

Forms / Attachments / Pricing Sheets

This document contains construction drawings and details for the Stumpy Basin Boardwalk Replacement project in Cuyahoga Valley National Park. It outlines the scope of work, site plans, demolition plans, proposed boardwalk plans and profiles, miscellaneous details, and topographic survey data.

• Design Intent Statement: Details the replacement of the structurally failing Ohio and Erie Canal Boardwalk Trail, including replacing deck boards and support posts, installing new helical piles, and a new wood walking surface. It also includes a new rest area deck and landscape restoration.
• General Notes: Provides instructions on site verification, protection of historic resources, safety measures, waste disposal, and compliance with applicable laws and codes.
• Site Plans & Demo Plans: Illustrate existing conditions, limits of construction, and areas for demolition, including existing boardwalk, asphalt pavement, and vegetation clearing.
• Plan and Profile Sheets: Detail the proposed boardwalk alignment, elevations, and cross-sections, including transitions to asphalt pavement and rest area decks.
• Miscellaneous Details: Show specific construction details such as asphalt surface treatment, proposed rest area benches, and beam splice connections.
• Structural Plans & Details: Outline framing plans, elevations, and details for the boardwalk construction, including foundation requirements (helical piles), design criteria, and material specifications.
• Topographic Survey: Provides existing ground conditions, including elevations, edge of water, top of bank, and vegetation lines.

This comprehensive set of drawings and details is essential for bidders to understand the full scope of the Stumpy Basin Boardwalk Replacement project. It provides critical information for accurate bidding, including:

• The extent of demolition and new construction.
• Specific materials and construction methods required.
• Site constraints and access information.
• Detailed design specifications for the boardwalk structure and its components.
• Survey data for site assessment and planning. Bidders must carefully review these documents to prepare a compliant and competitive proposal.

Solicitation / RFP / RFQ

This is a Sources Sought notice (market survey) from the National Park Service (NPS) to determine contractor interest and capability for a potential upcoming project at Cuyahoga Valley National Park (CUVA), Ohio. The project involves the removal/demolition of existing structures and replacement with new boardwalk construction. The government will use the results to determine an acquisition strategy. This is not a solicitation, and responses do not commit the government to any future action.

• Provide all labor, materials, tools, and equipment for boardwalk replacement.

• Includes mobilization, work, labor, materials, and Prime/Subcontracting oversight.

• Specifications and drawings will be provided if a formal solicitation is issued.

• Anticipated start date: Spring/Summer 2026.

• NAICS Code: 237990 (Other Heavy and Civil Engineering Construction).

• Small Business Size Standard: $45M.

• Magnitude of Construction: $1M - $3M.

• Contractors should consider their construction bonding capacities.

• Interested firms must submit the following via email to craig_bryant@nps.gov by Monday, February 16, 2026, 12 PM ET:

  • Name of Firm
  • Address
  • Phone Number
  • Email Address
  • UEI Number
  • Size status/SBA certifications (Small Business, WOSB, EDWOSB, HUBZone, SDVOSB, ISBEE, Other)
  • Capability statement including Bonding Limits and a brief explanation of capabilities.

• Reference number 140P6426B0005 must be included in the email subject line.

• Contractors must be registered as a small business under the listed socio-economic categories in SAM.gov under NAICS code 237990 to be considered.

• All costs for responding are the responsibility of the firm.

• Submitted information is voluntary.

• Any future solicitation will be posted on SAM.gov.