BLDG 31B New Roofing Below Grade Structure
Closed Solicitation Posted
- Solicitation number
- 75N98026R00067
- Agency
-
NIH Construction
National Institutes of Health, Department of Health and Human Services
- Responses due
- Set-aside
- Total Small Business
Opportunity facts
- NAICS code
- 236220 Commercial and Institutional Building Construction
- Place of performance
- Bethesda, Maryland, United States
- Points of contact
Notice details come from SAM.gov. Updated .
About this opportunity
The National Institutes of Health seeks removal and replacement of roofing, waterproofing, and drainage systems on Building 31B's below-grade structure in Bethesda, Maryland to remediate chronic water infiltration, with proposals due June 26, 2026 at 5:00 PM. This is a total small business set-aside using lowest-price-technically-acceptable (LPTA) evaluation.
Place of performance is Bethesda, Maryland. The estimated project magnitude is between $1,000,000 and $5,000,000. The contractor must complete all work within 300 workdays from Notice to Proceed, with performance scheduled May 25, 2026 through March 21, 2027. Mandatory site visit attendance is a material eligibility requirement; vendors who missed the initial May 6 visit may request a second visit by COB May 15.
The scope includes demolition of existing roofing and waterproofing membranes, brick cladding, and retaining wall portions; installation of self-adhering SBS modified bitumen waterproofing with hot rubberized asphalt assembly and extruded polystyrene insulation (R-30 minimum); foundation and subsurface drainage systems; and landscape restoration. Excavation depths reach approximately 18 feet. The contractor must provide a qualified Project Manager as the Government's single point of contact, submit a cost-loaded schedule within 10 workdays of award, conduct bi-weekly progress meetings, and maintain daily sign-in/sign-out sheets. Davis-Bacon prevailing wage rates apply. Performance and payment bonds are required within 10 calendar days of award.
Technical acceptability criteria include relevant experience with similar construction, qualified key personnel, and a feasible technical approach. Price evaluation includes reasonableness and realism review. RFI responses were posted June 18; the revised solicitation document, drawings, and specification incorporate amendments 1 through 5. Contracting Officer is Brian Baek (brian.baek@nih.gov, 301-435-1604); Project Officer is Mohammed Biswas (202-934-2138).
Notice text
6 versions
Update #6 · Latest ·
AMENDMENT 5 - RFI answers are posted along with the modified solicitation document and other supporting documents. Proposal due date has been pushed to 26 JUNE 2026 @5:00pm.
AMENDMENT 4 - RFI answers posting date has been pushed back to 18 JUNE 2026. Proposal due date has been pushed to 25 JUNE 2026 @5:00pm.
AMENDMENT 3 - RFI answers posting date has been pushed back to 9 JUNE 2026. Proposal due date has been pushed to 16 JUNE 2026 @5:00pm.
AMENDMENT 2 - Revised solicitation document has been attached with the updated SOW from amendment 1 incorporated along with additions to Section M. Proposal due date has been pushed to 2 JUNE 2026 @5:00pm and RFI answers are expected to be posted on 26 MAY 2026. In accordance with section M.5 "Mandatory Site Visit Requirement" found in the solcitation document, please send a site visit request email to myself at brian.baek@nih.gov by COB 15 MAY for vendors that missed the first site visit. Vendors that attended the first site visit already qualify and do not have to attend the second site visit.
AMENDMENT 1 - Revised statement of work (SOW) has been attached labeled "C116635 Construction SOW 05-04-26 (REVISED 1)"
The purpose of this solicitation is to implement a long-term measure to stop water infiltration to the interior by removing the existing roofing and waterproofing and installing new roofing, and waterproofing on the below grade roof, walls, and foundation with new foundation/subsurface drainage and surface drainage. (see the attached statement of work along with the drawing and spec documents for additional details)
A site visit will be scheduled for 6 May @2:00pm. To be put on the list please email brian.baek@nih.gov with the vendor name and individuals that will be attending (due date is 4 May COB). Request for Information (RFI) is due by COB 8 May, the answers will be posted the following week through an amendment.
When submitting the proposal, send to the Contracting Officer @brian.baek@nih.gov. The proposal should have the following: technical approach, pricing, and past/relative performance experience. Please note that the evaluation criteria is lowest price technically acceptable (LPTA).
Update #5 ·
AMENDMENT 4 - RFI answers posting date has been pushed back to 18 JUNE 2026. Proposal due date has been pushed to 25 JUNE 2026 @5:00pm.
AMENDMENT 3 - RFI answers posting date has been pushed back to 9 JUNE 2026. Proposal due date has been pushed to 16 JUNE 2026 @5:00pm.
AMENDMENT 2 - Revised solicitation document has been attached with the updated SOW from amendment 1 incorporated along with additions to Section M. Proposal due date has been pushed to 2 JUNE 2026 @5:00pm and RFI answers are expected to be posted on 26 MAY 2026. In accordance with section M.5 "Mandatory Site Visit Requirement" found in the solcitation document, please send a site visit request email to myself at brian.baek@nih.gov by COB 15 MAY for vendors that missed the first site visit. Vendors that attended the first site visit already qualify and do not have to attend the second site visit.
AMENDMENT 1 - Revised statement of work (SOW) has been attached labeled "C116635 Construction SOW 05-04-26 (REVISED 1)"
The purpose of this solicitation is to implement a long-term measure to stop water infiltration to the interior by removing the existing roofing and waterproofing and installing new roofing, and waterproofing on the below grade roof, walls, and foundation with new foundation/subsurface drainage and surface drainage. (see the attached statement of work along with the drawing and spec documents for additional details)
A site visit will be scheduled for 6 May @2:00pm. To be put on the list please email brian.baek@nih.gov with the vendor name and individuals that will be attending (due date is 4 May COB). Request for Information (RFI) is due by COB 8 May, the answers will be posted the following week through an amendment.
When submitting the proposal, send to the Contracting Officer @brian.baek@nih.gov. The proposal should have the following: technical approach, pricing, and past/relative performance experience. Please note that the evaluation criteria is lowest price technically acceptable (LPTA).
Update #4 ·
AMENDMENT 3 - RFI answers posting date has been pushed back to 9 JUNE 2026. Proposal due date has been pushed to 16 JUNE 2026 @5:00pm.
AMENDMENT 2 - Revised solicitation document has been attached with the updated SOW from amendment 1 incorporated along with additions to Section M. Proposal due date has been pushed to 2 JUNE 2026 @5:00pm and RFI answers are expected to be posted on 26 MAY 2026. In accordance with section M.5 "Mandatory Site Visit Requirement" found in the solcitation document, please send a site visit request email to myself at brian.baek@nih.gov by COB 15 MAY for vendors that missed the first site visit. Vendors that attended the first site visit already qualify and do not have to attend the second site visit.
AMENDMENT 1 - Revised statement of work (SOW) has been attached labeled "C116635 Construction SOW 05-04-26 (REVISED 1)"
The purpose of this solicitation is to implement a long-term measure to stop water infiltration to the interior by removing the existing roofing and waterproofing and installing new roofing, and waterproofing on the below grade roof, walls, and foundation with new foundation/subsurface drainage and surface drainage. (see the attached statement of work along with the drawing and spec documents for additional details)
A site visit will be scheduled for 6 May @2:00pm. To be put on the list please email brian.baek@nih.gov with the vendor name and individuals that will be attending (due date is 4 May COB). Request for Information (RFI) is due by COB 8 May, the answers will be posted the following week through an amendment.
When submitting the proposal, send to the Contracting Officer @brian.baek@nih.gov. The proposal should have the following: technical approach, pricing, and past/relative performance experience. Please note that the evaluation criteria is lowest price technically acceptable (LPTA).
Update #3 ·
AMENDMENT 2 - Revised solicitation document has been attached with the updated SOW from amendment 1 incorporated along with additions to Section M. Proposal due date has been pushed to 2 JUNE 2026 @5:00pm and RFI answers are expected to be posted on 26 MAY 2026. In accordance with section M.5 "Mandatory Site Visit Requirement" found in the solcitation document, please send a site visit request email to myself at brian.baek@nih.gov by COB 15 MAY for vendors that missed the first site visit. Vendors that attended the first site visit already qualify and do not have to attend the second site visit.
AMENDMENT 1 - Revised statement of work (SOW) has been attached labeled "C116635 Construction SOW 05-04-26 (REVISED 1)"
The purpose of this solicitation is to implement a long-term measure to stop water infiltration to the interior by removing the existing roofing and waterproofing and installing new roofing, and waterproofing on the below grade roof, walls, and foundation with new foundation/subsurface drainage and surface drainage. (see the attached statement of work along with the drawing and spec documents for additional details)
A site visit will be scheduled for 6 May @2:00pm. To be put on the list please email brian.baek@nih.gov with the vendor name and individuals that will be attending (due date is 4 May COB). Request for Information (RFI) is due by COB 8 May, the answers will be posted the following week through an amendment.
When submitting the proposal, send to the Contracting Officer @brian.baek@nih.gov. The proposal should have the following: technical approach, pricing, and past/relative performance experience. Please note that the evaluation criteria is lowest price technically acceptable (LPTA).
Update #2 ·
AMENDMENT 1 - Revised statement of work (SOW) has been attached labeled "C116635 Construction SOW 05-04-26 (REVISED 1)"
The purpose of this solicitation is to implement a long-term measure to stop water infiltration to the interior by removing the existing roofing and waterproofing and installing new roofing, and waterproofing on the below grade roof, walls, and foundation with new foundation/subsurface drainage and surface drainage. (see the attached statement of work along with the drawing and spec documents for additional details)
A site visit will be scheduled for 6 May @2:00pm. To be put on the list please email brian.baek@nih.gov with the vendor name and individuals that will be attending (due date is 4 May COB). Request for Information (RFI) is due by COB 8 May, the answers will be posted the following week through an amendment.
When submitting the proposal, send to the Contracting Officer @brian.baek@nih.gov. The proposal should have the following: technical approach, pricing, and past/relative performance experience. Please note that the evaluation criteria is lowest price technically acceptable (LPTA).
Update #1 ·
The purpose of this solicitation is to implement a long-term measure to stop water infiltration to the interior by removing the existing roofing and waterproofing and installing new roofing, and waterproofing on the below grade roof, walls, and foundation with new foundation/subsurface drainage and surface drainage. (see the attached statement of work along with the drawing and spec documents for additional details)
A site visit will be scheduled for 6 May @2:00pm. To be put on the list please email brian.baek@nih.gov with the vendor name and individuals that will be attending (due date is 4 May COB). Request for Information (RFI) is due by COB 8 May, the answers will be posted the following week through an amendment.
When submitting the proposal, send to the Contracting Officer @brian.baek@nih.gov. The proposal should have the following: technical approach, pricing, and past/relative performance experience. Please note that the evaluation criteria is lowest price technically acceptable (LPTA).
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