Z--BRVB - Entry Courtyard Improvements

This solicitation, numbered 140P6026B0004, is a sealed bid invitation for the Entry Courtyard Improvements project at the Brown v. Board of Education National Historic Park in Topeka, Kansas, specifically targeting Monroe Elementary School. The project aims to rehabilitate deteriorated concrete paving and entry stairs caused by freeze/thaw cycles and ground settling, while preserving the site’s historical configuration. Critical improvements include correcting non-compliant ABA curb ramps on Monroe Street, addressing stormwater drainage issues linked to tree root displacement, and installing 4,200 square feet of turf grass lawn with filter fabric for stormwater storage. All work must comply with Division 01, 05, 31, and 32 of the Uniformat specifications and adhere strictly to archaeologically sensitive limit lines on the plans. The contract is a 100% Total Small Business Set-Aside under NAICS code 237310, with a size standard of $45 million, requiring bidders to be registered in SAM.gov with a valid Unique Entity Identifier and up-to-date certifications. Bids must be submitted as a single PDF package via email to the Contract Specialist by 12:00 p.m. local time on July 1, 2026, and must include a completed Standard Form 1442, a Limitations on Subcontracting Report, and proof of SAM registration with UEI in Block 14. Each email must not exceed 25MB and must include the solicitation number, project title, and email sequence in the subject line. The contract mandates a 75-day performance period from the Notice to Proceed, which is scheduled to be issued in August 2026, with work to be completed by November 15, 2026. The contractor must begin performance within 10 days of award and provide a detailed project schedule with critical path analysis. Construction must maintain continuous public access to the historic site, with any temporary closures requiring a 48-hour notice. The contractor is required to submit a Quality Control Plan, comply with ASTM C94 and NRMCA certification standards for ready-mix concrete, and meet ACI 301 strength acceptance criteria. All submittals must be sent 15 days prior to needed approval using the NPS CM-16 transmittal form and are at the contractor’s risk if performed without approval. A bid