Attachment_12_RFI_Response_Pt_2__0002.pdf

Request For Information (RFI) / Questions and Answers Part 2

Solicitation 140P3023R0016 Reactive Monocacy Maintenance Facility Building at C&O Canal National Historic Park

Question 51: Is the intent to just use electric for all equipment in the building? This includes HVAC components, hot water heater, etc. that would be used to provide heat to the spaces.

Answer 51: Yes

Question 52: The SOW doesn’t say what the shop space is being used for or what is being stored in the space. What is the shop space being used for? For example: refueling equipment, storage of flammable or hazardous materials, vehicle maintenance, etc. This will determine if the shop space needs any ventilation or exhaust fans.

Answer 52: Shop space is multi use by several trades. A variety of tools and equipment will be stored and used. The shop space does not require exhaust fans. Ventilation should be adequate for building of specified size and use class.

Question 53: What are the desired space conditions/temperatures?

Answer 53: Standard space conditions and temperatures for a maintenance facility of specified size.

Question 54: Currently there is no typical 300 amp service, they usually come in 250 amps, 400 amps, etc. If the electrical demand is larger than 300 amp serviced called out in the SOW, are we to upgrade the service as needed?

Answer 54: Demand will not exceed 300 amps.

Question 55: IT closets usually desire a dedicated mini split system. If this is desired, should we design for dedicated system for the IT closet and a dedicated system for the office space, breakroom, and bathroom?

Answer 55: The Park does not desire a dedicated mini split system for the IT system.

Question 56: The SOW calls out for a breakroom, is the intention to only use a microwave for this area? If any other kitchen equipment is required, please provide information.

Answer 56: Breakroom should be setup as a standard break room for 1-7 employees. Breakroom will have a small microwave, small sink, and coffee pot.

Question 57: Is any site lighting needed for the facility?

Answer 57: No

Question 58: Is a building automation system (BAS) desired?

Answer 58: No

Question 59: The SOW states that an emergency generator is to be designed for future use. This being said, what is to be put on the emergency generator circuits, is the whole facility to be on back-up power?

Answer 59: Whole facility should not be on back power. Emergency (transfer switched) circuits should be a conventional set of of circuits useful if the power is offline. The group of circuits should allow power to heating system, water system, emergency lights, and a few receptacles.

Question 60: Will the pole barn need electric, lighting, HVAC, plumbing, etc.? Will this building need to be on the generator?

Answer 60: Pole barn does not need electric, lights, HVAC, plumbing. Will not be on generator.

Question 61: Is there recent data on the existing well’s dimensions and capacity? If not, will a well test and its results be provided to help with design?

Answer 61: No recent data. No test or results provided.

Question 62: Is a standard pressure interval well pump (e.g. 40-60 psi) or constant pressure well pump desired by the owner? This will determine the complexity of the controls and pump switches.

Answer 62: Contractor should price out whichever configuration represents the best value to the government for a maintenance facility of the specified size and use. If desired, contractor may price out both configurations along with justifications and advantages/disadvantages/benefits for each.

Question 63: What is the comparison of new plumbing fixtures quantity/type to existing?

Answer 63: Unknown, contractor must configure plumbing and fixtures.

Question 64: Has a percolation test been done on the ground to determine if a mound system (need a pump) or standard (gravity fed) system will be required?

Answer 64: Percolation test has not been done.

Question 65: Plumbing fixture flushometers do not seem appropriate for this well water application.

Is it acceptable to only install flush tank fixtures?

Answer 65: Contractor must use subject matter expertise/ experience to determine appropriate fixtures which meet applicable building/plumbing/etc. codes.

Question 66: Please provide approximate square footage of septic field and lengths of underground piping to be replaced?

Answer 66: Not known.

Question 67: From the period of performance, it doesn’t appear that NPS is anticipating triggering

MDE erosion and Sediment control and stormwater reviews and approvals. Please confirm.

Answer 67: Not known at this time. Contractor is responsible for contacting MDE and determining needs regarding compliance.

Question 68: It is not recommended to install a vinyl window in a steel PEMB, is it ok to substitute an aluminum window in lieu of the vinyl window?

Answer 68: Contractor should be experienced building professional able to recommend and justify products and components. Contractor is responsible for selection and installation of suitable products which represent best value to the government. Products and materials must meet applicable codes and be suitable for intended use. As far as vinyl

vs. aluminum windows, contractor should refer to vendors’ specifications.

Question 69: Are the 14x14 garage doors standard segmented residential style doors or are they coiling rollup commercial style doors? Same question for pole barn? What is the required R-value for the doors?

Answer 69: Doors should be commercial style, but not coiling rollup- should be panel style, . R value should be adequate for application and location.

Question 70: Please provide a list of floor finishes for the offices, restrooms, breakroom and warehouse areas.

Answer 70: No finished flooring, concrete should have a smooth, level finish suitable for painting or covering in the future by park personnel.

Question 71: Can previously filled out Past Performance Questionnaires (PPQ) be used?

Answer 71: Yes, if the Past Performance Questionnaires is relevant for projects within the last 5 years.