Question and Answers Sheet.pdf

FA301025R0025 Replace AHUs, Azalea Dining Hall, B6960

Question Answer Refference

SOW 3.2.4.4.2.2, 1.0 (See Addendum)

N/A

DWG Rev 1

N/A

SOW 3.6.3, 3.6.4, 3.11.2, 3.11.1, 3.11.3, 3.11.3.1, 3.11.3.2, 3.11.3.3 (See Addendum)

3. The existing KEF and KSF have disconnects mounted to the unit. Drawing E-101 calls for new disconnects to be mounted adjacent to the unit. Can the new disconnects be mounted on the unit to match the existing? This would eliminate any roof penetrations. . If disconnects are required to be mounted, can you provide detailed roofing structural support?

The contractor is allowed to attach disconnect switches to the KEF / KSF units. We will omit the word "adjacent" from the drawings.

4. AHU2 there are existing disconnects marked "chiller" attached to the unit. Can we get information of what would need to be removed for the install on the new AHU?

1. There are no "chiller" disconnects attached to AHU2.

2. AHU disconnect will be replaced with new as stated.

3. Contractor is not to disconnect the "Chiller" disconnects as this work is not part of this contract.

5. In executing this project, can one superintendent fulfill the supervision, safety, and QAQC roles?

SOW 3.6.3 The roles of Superintendent and QA/QC must be performed by two separate individuals.

3.6.4 The Contractor shall provide a written notification to the CO of the names and contact information (phone number, and email) of a minimum of two Contractor Representatives that will be responsible for this project and have 24-hour contact availability to answer any questions or address any issues that may arise related to this project.

3.11.2Safeguard the public and Government personnel, property, materials, supplies, and equipment exposed to Contractor operations and activities; avoid interruptions of Government operations and delays in project completion dates; and control costs in the performance of this contract.

3.11.1 At all times during performance of this contract and

until the work is completed and accepted, the Contractor shall have on the worksite a competent safety officer who is satisfactory to the Contracting Officer and has authority to act for the Contractor. Circumstantially, this role may be filled by a qualified Superintendent or a Qualified QA/QC upon approval by the CO. 3.11.3 For these purposes on contracts for construction or dismantling, demolition, or removal of improvements, the Contractor shall: 3.11.3.1 Provide appropriate safety barricades, signs, and signal lights;

3.11.3.2 Comply with the standards issued by the Secretary

of Labor at 29 CFR Part 1926 and 29 CFR Part 1910;

3.11.3.3 Ensure that any additional measures the Contracting

Officer determines to be reasonably necessary for the purposes

1. During the site visit there are several locations where lightning protection was removed from exhaust fans. Will lightning protection be required to be installed and tested?

Yes. All work is to be performed in accordance with this statement of work, subject to the terms and conditions of the contract, and should be in accordance with all applicable codes to provide for complete and usable systems. The lightning requirement is to provide bonding wire ( #6) connection to exhaust fan metal enclosure on roof.

Pre Bid Site Visit Questions and Answers for MAHG 24 1052 Replace AHUs, Azalea Dining Hall, B6960

2. The existing 120v exhaust fans are being fed through the duct curb with no roof penetrations. Can we reuse the existing raceway and install a new 120v switch instead of new 30A disconnects that are called to be mounted adjacent to the unit?

This would eliminate any roof penetrations. If disconnects are required to be mounted, can you provide detailed roofing structural support?

The contractor is allowed to reuse the existing raceway.

The contractor is allowed to substitute NEMA 3 120v toggle switches in lieu of 30Amp disconnects.

This is not a design change and is simply an acceptable substitution.

N/A

N/A FAR Clause 52.229-3

Ref: DWG, M401

Ref: DWG, M401

8. Is this project tax exempt? No

9. The model number of the air handlers do not match the schedule provided on the drawings. For example, model number is saying vertical configuration, with 8 row cooling coil, and 1 row heating coil, while the schedules show 6 row cooling, and 2 row heating coil with a larger motor. Shall the units be replaced based on the schedule or what is currently there?

Replace units based on schedule and not what is currently there.

10. No manufacturer or models were found for exhaust fans, kitchen supply fans, and kitchen exhaust fans. Also, not all of the data tags were visible on the fans. Can submittal data be provided for all the exhaust fans, kitchen supply fans, and kitchen exhaust fans?

Yes, Design data has been provided. Submittal data sheets must be IAW drawings.

6. Are contractors required to issue a contract specific QA/QC Plan?

Contractor is not required to submit a QA/QC plan to the government for review nor as a submittal. However, this is a standard product for any construction project that is managed internally by the contractor to ensure acceptable standards of construction are met.

7. Are contractors required to issue a contract specific Safety Plan?

Contractor is not required to submit a Safety plan to the government for review nor as a submittal. However, this is a standard product for any construction project that is managed internally by the contractor to ensure acceptable safety standards are controls are implemented.

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