Z--INDE-CONGRESS HALL MASONRY (CONSTR)

SOL #: 140P4226R0005Solicitation

Overview

Buyer

Interior
National Park Service
NER SERVICES MABO (43000)
BOSTON, MA, 02108, United States

Place of Performance

Philadelphia, PA

NAICS

Masonry Contractors (238140)

PSC

Repair Or Alteration Of Museums And Exhibition Buildings (Z2JA)

Set Aside

Total Small Business Set-Aside (FAR 19.5) (SBA)

Timeline

1
Posted
Mar 17, 2026
2
Last Updated
May 11, 2026
3
Submission Deadline
May 22, 2026, 9:00 PM

Qualification Details

Fit reasons
  • NAICS alignment with historical contract wins in similar service areas.
  • Scope strongly matches core technical capabilities and delivery model.
Risks
  • Past performance thresholds may require one additional teaming partner.
  • Potential clarification needed on staffing minimums before bid/no-bid.
Next steps

Validate eligibility requirements, assign capture owner, and schedule partner outreach to confirm teaming strategy before submission planning.

Quick Summary

The National Park Service (NPS), under the Department of the Interior, is soliciting proposals for the Rehabilitation of Congress Hall Masonry at Independence National Historical Park in Philadelphia, PA. This is a Total Small Business Set-Aside acquisition for construction services. The project has an estimated magnitude between $1,000,000 and $5,000,000. Proposals are due by May 22, 2026, at 1700 ED.

Scope of Work

The project primarily involves the rehabilitation of masonry at Congress Hall. Key tasks include reinforcing and repointing six chimneys, internal flue repairs, and gutter corrections. Specific work entails chimney scoping, cap removal and reinstallation, internal flue repairs using cast-in-place cementitious lining, base grouting, adding vent tubes, and repointing. Exterior restoration details cover mortar joint repointing, brick replacement, gutter reconstruction, and wood repair. Access will involve scaffolding on the east side and a lift on the west side. Note: Plaster repair has been removed from the scope, and certain optional line items in Section C and a requirement from Technical Factor 3 in Section L have been removed. New attachments include attic photos and a key plan to detail access limitations.

Contract Details

  • Contract Type: Firm-Fixed Price
  • Set-Aside: Total Small Business Set-Aside (FAR 19.5)
  • NAICS Code: 238140 (Masonry Contractors) with a $19 Million size standard
  • Product/Service Code: Z2JA (Repair Or Alteration Of Museums And Exhibition Buildings)
  • Period of Performance: September 15, 2026, to January 5, 2028
  • Estimated Magnitude: $1,000,000 to $5,000,000

Evaluation & Requirements

Proposals will be evaluated using a Lowest Price Technically Acceptable (LPTA) process. Technical factors include Past Project Experience, Construction Schedule and Narrative, and Proposed Personnel and Qualifications. Offerors must have an active SAM.gov registration, and a 100% Performance and Payment Bond is required. A Bid Guarantee (Offer Guarantee), specifically Standard Form 24, is also required. Bidders must comply with the prevailing wage rates for Philadelphia County, PA (Wage Determination PA20260003) and adhere to the Limitation on Subcontracting (FAR 52.219-14), ensuring the prime or similarly situated entities perform at least 15% of the work (excluding materials).

Submission & Deadlines

  • Proposal Due Date: May 22, 2026, at 1700 ED
  • Submission Method: Via email to Wendy DeLeon (wendy_deleon@nps.gov). Proposals must be in two PDF volumes (Non-Price and Price), with each email attachment not exceeding 25MB.
  • Contact: Wendy De Leon (Wendy_Deleon@nps.gov, 6172425681) is the primary point of contact. Holly Boyer (holly_boyer@nps.gov, 267-234-3344) is also listed for inquiries related to amendments and site visits.

Key Updates

This solicitation has been amended multiple times. The latest amendment (0005) extended the proposal due date, provided answers to vendor questions, removed optional line items from Section C, removed a requirement from Technical Factor 3 in Section L, and included new attachments such as attic photos and site visit sign-in sheets. Clarifications from Q&A documents confirm that plaster repair is removed from the scope and a bid guarantee is required.

People

Points of Contact

De Leon, WendyPRIMARY

Files

Files

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Versions

Version 8
Solicitation
Posted: May 11, 2026
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Version 2
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Version 1
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Posted: Mar 17, 2026
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