Upgraded HVAC and Fire Life Safety Project at the Air Traffic Control Tower (ATCT) in Portland, ME

Active

Contract Opportunity

Purpose of Amendment 05 is to incorporate updated Q&A and include additional attachments as follows:

FIRST: The Q&A released on December 02, 2024 is hereby superseded by the Q&A with revision date of December 16, 2024. This Q&A will replace the previous version and will be remain attachment J-8. Updated FAA responses within the document are highlighted.

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SECOND: Due to the updated Q&A, additional attachments are required and are being released and outlined as the following:

1. J-9_20241213_101951

2. J-10_20241213_102014

3. J-11_20241213_102043

4. J-12_20241213_102514

5. J-13_20241213_102801

6. J-14_20241213_102844

7. J-15_20241213_103246

8. J-16_20241213-103308

9. J-17_20241213_103520

10. J-18_20241213_104733

11. J-19_PWM Plot layout with staging area and office shown

12. J-20_Utility Site Plan pwm-d-atct-c110-bl

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THIRD: The due date for proposals still remains January 03, 2025, at 1200 ET. Any proposal received after this time will be deemed non-responsive and will not be considered for award.

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FOURTH: All other terms remain unchanged and in full effect.

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Purpose of Amendment 04 is to extend the due date for proposals and release the Q&A and supporting attachments as follows:

FIRST: The due date for proposals is hereby updated to the following:

Proposals are due no later than January 03, 2025, at 1200 ET. Any proposal received after this time will be deemed non-responsive and will not be considered for award.

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SECOND: The following attachments are hereby included in this amendment:

1. J-5_Mobile Office_PS1

2. J-6_PWM HVAC ADENDUM NOTES LIST

3. J-7_Restroom Trailer Spec Sheet

4. J-8_QA for PWM HVAC and Fire Alarm_ December 02, 2024

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THIRD: All terms and conditions remain unchanged and in full effect.

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Purpose of Amendment 03 is extending the due date for proposals as follows:

FIRST: The due date for proposals is hereby updated to the following:

Proposals are due no later than December 16, 2024, at 1200 ET. Any proposal received after this time will be deemed non-responsive and will not be considered for award.

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SECOND: All terms and conditions remain unchanged and in full effect.

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Purpose of Amendment 02 is changing the dates for the following timeline:

FIRST: The date for the site visit hereby updated to the following:

A site visit is scheduled for October 29, 2024 at 0900ET. If you wish to attend, submit your name, company and contact information for all attendees to Erin.M.Crabtree@faa.gov and Joni.L.Haynes@faa.gov no later than October 25, 2024.

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SECOND: The due date for questions is hereby updated to the following:

Submit questions in writing to Erin.M.Crabtree@faa.gov and Joni.L.Haynes@faa.gov no later than November 06, 2024, by 1200 ET.

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THIRD: The due date for proposals is hereby updated to the following:

Proposals are due no later than November 29, 2024, at 1200 ET. Any proposal received after this time will be deemed non-responsive and will not be considered for award.

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FOURTH: All terms and conditions remain unchanged and in full effect.

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Purpose of Amendment 0001 is to change the size standard for this solicitation as follows:

FIRST: The size standard for this solicitation is hereby changed to the following:

FROM: Small Business set-aside.

TO: Full and Open

SECOND: All other terms and conditions remain unchanged and in full effect.

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The PWM ATCT HVAC project is primarily an equipment replacement/upgrade project with Mechanical Controls. The existing chiller and dry cooler will be replaced with two new chillers. The existing boiler will be replaced with two redundant boilers. The hot water and chilled pumps will be replaced with new VFD pumps along with a new piping configuration to be installed. A total of four new CRUs will be installed to replace the existing CRUs. The existing RTU that controls the base building air will be fully replaced along with all its duct work. New VAVs to be installed in the base building system as well. The existing stair pressurization will be replaced along with the removal/addition of several smoke detectors throughout the building. The existing ballasted base building roof will be fully replaced with a PVC membrane roof system. All existing three way hydronic valves will be replaced with two way Belimo energy valves. The existing TRANE BAS will be replaced in full with Schneider Electric EcoStruxure BAS. New equipment will also be installed including fan coil unit and bathroom exhaust fans. Incidental work includes hydronic piping, domestic water piping, pipe insulation, wall insulation, framing, and gypsum board, painting, joint sealants, electrical wiring and devices, concrete pads, and equipment supports. A significant portion of the work also includes temporary heating and cooling, testing & balancing and commissioning. The list is not all inclusive and other items of work are required.

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