Attachment 1 - 653-CSI-105 RFI Q_A 4.23.24.pdf

ATTACHMENT 1 – RFI Q&A

1. With the MRI work, what magnet is coming out and what magnet is going in?

a. The existing MRI magnet is a GE 1.5T magnet which is being traded in. The new magnet is GE Signa Voyager 1.5T.

2. Sheet AD101 Keynote 1:

CONTRACTOR TO COORDINATE REMOVAL OF MAGNET KNOCKOUT WALL WITH

CASSETTE MANUFACTUER, PDC FACILITIES.

PDC TO PERFORM BASELINE RF INTEGRITY PRIOR TO OPENING RF SHIELDING

AT MAGNET ACCESS TO DETERMINE CURRENT PERFORMANCE OF RF

ENCLOSURE.

a. Is Cassette the maker of the knockout wall?

i. The cassette maker, PDC Facilities, manufactured the original cassette structure which included the knock-out portion of the exterior wall. The existing drawings for the cassette will be attached with the addendum.

b. If yes, do you have a contact?

i. PDC Facilities – Greg Glidden, greg.glidden@pdcfacilities.com, 262-367-

c. Who/what is PDC?

i. PDC Facilities manufactured the original MRI cassette that is being remodeled for the new MRI.

d. Please provide contact information.

i. See answer to 2.b above.

3. Sheet AD101 Keynote 2:

CONTRACTOR TO COORDINATE REMOVAL OF EXISTING MAGNET AND

ASSOCIATED EQUIPMENT WITH GE.

a. Please provide Contact person for GE so we can coordinate with them.

i. Brandon Collins, brandon.collins@gehealthcare.com, 1-972-746-7022

b. Please provide SOW that GE will be performing. It is imperative that we communicate with GE beforehand to understand how this will all play out and we can bid appropriately.

i. There are tables included in the drawings which show all the equipment for the install of the new MRI. The equipment associated with GE furnished has already been purchased by the VA and should be mailto:greg.glidden@pdcfacilities.com mailto:brandon.collins@gehealthcare.com considered government furnished equipment. The contractor is to coordinate with GE for the delivery of equipment. The GE contact information has been provided above. A list of GFE has been provided with the addendum.

4. Please provide all information/specs/drawings regarding existing MRI machine and new

MRI machine.

a. The information for the new MRI will be included with this addendum. The VA does not have information on the existing MRI equipment.

5. In the wall details it states if existing shielding, do not disturb. What is supposed to be done once the walls are stripped down to the shielding?

a. In the scan room (MRI-6), the acoustical wall treatment is directly applied to the

RF shielding material. Therefore, in the scan room (MRI-6) the acoustical wall treatment, casework, and countertops shall remain. In the other rooms the work shall remain as indicated on the contract documents.

6. Finish schedule shows Fine Fissured Second Look II (which is a 2x4 tile that looks like a

2x2 tile, #1761), schedule calls out tile #1717 which is a Fine Fissured 2x2 tile. Ceiling plan page AC101 shows and calls out a 2x2 tile. Please clarify 2x2 or 2x4 ceiling tile.

a. 2x2 ceiling tile and grid shall be used.

7. At the site walk contractors were not allowed in the MRI room. Please provide pictures of casework to be removed, MRI machine, knock out wall, all other walls and furniture in control and scan room.

a. Pictures of the casework in the control room will be provided. Per answer to 5.a above, the casework in the MRI Scan room will remain as-is. Attached to this addendum is the original drawings for the cassette structure which illustrates how the knock-out panel is constructed.

8. Please provide pictures of any and all door labels on MRI door (hinge side) and frames.

a. There are no door labels on the MRI door. More information for the door can be found in the existing cassette drawings that will be provided.

9. Please provide all information regarding the current shielding system in place. What shielding company installed the shielding system?

a. The Cassette Structure was manufactured by PDC Facilities, and the existing shielding was installed by them. The existing drawings for the cassette structure will be provided with an addendum. The information regarding the shielding is contained within the existing drawings.

b. Whose system company system is it?

i. See existing cassette structure drawings for information.

10. Is the shield functioning properly?

a. It appears to be functioning properly.

11. Is the shield aluminum or copper?

a. Aluminum

12. Recommend performing a pretest of the shield before starting project work. Before demo.

a. See note 1 on AD101.

13. In the price schedule SLIN AB Abatement. There are no abatement specs and not finding any abatement needed according to the drawings nor SOW. Please advise.

a. The VA is not aware of any hazardous material that requires abatement. The

SLIN corresponds to the title of the CSI.

14. 01 00 00 1.22 – Available and Use of Utility Services. Please confirm that the Contractor is allowed to use electrical power from existing outlets free of charge.

a. The contractor can use electrical power from the existing outlets free of charge.

15. 01 35 26 1.9 B. – Inspections: A Certified Safety Professional (CSP) with specialized knowledge in construction safety or a certified Construction Safety and Health

Technician (CSHT) shall randomly conduct a monthly site safety inspection. Please confirm that these certified inspections are only required when hazardous material abatement is being performed.

a. The inspections in 01 35 26 1.9B are not required.

16. A project of this limited size and nature should only be staffed by one onsite individual.

However, as indicated in the specifications this project requires an independent SSHO, Site Superintendent and CQC System Manager onsite at all times. Please advise.

a. The project superintendent can serve as the SSHO and CQC for this project.

17. Quality Control requirements in section 01 45 00 are set up for large volume and complex projects. It would be hard pressing for any small business to meet the stringent staffing requirements within this section. We are requesting that Specification Section 01

45 00 – Quality Control as it is written be entirely removed from the contract documents.

Please advise.

a. Agreed. Specification section 01 45 00 is to be deleted from the specification documents.

18. 03 30 00 – Cast-in-Place Concrete. This specification is for larger and complex projects, the specified requirements far exceed what is necessary for this project. VA Master

Specification 03 30 53 – (Short-Form) Cast-in Place Concrete is better suited for this project. Please advise.

a. Although 03 30 00 is a more comprehensive specification, the information contained is still relevant for this project.

19. Within the specifications there are references to Section 01 45 29 – Testing Laboratory

Service. Section 01 45 29 is not included in these specifications. Will the Government be providing these testing services?

a. The Government will not be providing the testing services.

20. Please provide information on the existing roof system manufacturer and warranty terms

/ remaining warranty period.

a. Please refer to the PDC drawings for the original cassette structure for roofing material. The roof was installed in 2007, it is not known if the warranty remains.

21. 08 71 00 – Door Hardware 2.13 Keys – This calls to furnish keys for this project. For security reasons this is typically done internally by the VA. Please confirm.

a. The VA will provide cores and keys for the door hardware.

22. 22 05 11 – Common Work Results for Plumbing 1.7 As-Built Documentation. This indicates that the contractor is to submit as-built drawings in both CAD and BIM files.

Will the design CAD and BIM files be provided to the Contractor for use on the as-built drawings?

a. Yes, the CAD files will be provided as needed.

23. Will the training requirements within the specifications be required when tying-in, extending or adding onto existing systems. Ex: DDC, Fire Systems, etc.

a. No training will be required if new work is being tied into the existing building systems.

24. Please provide RF Shielding requirements for both existing and new work.

a. Per note 1 on AD101 the contractor is required to coordinate with PDC facilities to perform a baseline RF report.

25. Will Procore cloud-based project management software be allowed to be used on this project?

a. Yes. Procore can be used.

26. Has the new MRI equipment been purchased? When is it anticipated to be delivered onsite?

a. The new MRI has been purchased. The contractor is to work with GE to select the delivery date to ensure the site prep is ready to accept the new magnet.

27. Sheet AE101 Keynote 7 states to perform RF door maintenance on existing door and frame as required to ensure door meets GE attenuation specifications. What maintenance is required to bring this door and frame to GE standards?

a. As note states, coordinate with PDC facilities for requirement.

28. Sheet AC101 Keynote 5 – Existing patient lift relocated from Building 1, Room B504. Cut

& alter as needed to fit space.

a. Who is removing, relocating this lift from Room B504?

i. The contractor will be required to remove and relocate the patient lift.

b. Please provide the make, model, and age of this lift.

i. Lift information attached to addendum.

c. Will it need to be re-certified?

i. Yes, recertification will be required.

29. Offerors Past Performance References: May the offeror provide final CPARS in lieu of past performance references if the contracting officer(s) is/are no longer able to be contacted?

a. Yes, CPARS are acceptable.

30. Drawing AD101 Relocate existing storm drain 2’-6” south in the courtyard. Please provide utility drawings for the courtyard area.

a. Utility drawings for this storm drain are not available.

31. Drawing AE101 approx 12” ship ladder to slab per structural.

a. The drawings show a 3’x3’ square around the ladder. Is this a new concrete pad?

i. Yes, this is a new 3’x3’x5” thick concrete pad.

b. There are no details for the ship ladder. Please provide drawing/detail or manufacturer and product number of ladder for contractor to provide for this step up out of the courtyard. Or are these concrete stairs?

i. Basis of design COTTERMAN Aluminum Step Stand, 1 step 10” top step height, 33 in bottom width, 500 lb. load capacity.

32. Statement of Work 1.2.5 contradicts Specification Section 01 33 23 1.3 C on who provides the submittal register. Please confirm which is correct.

a. The contractor is to provide the submittal register for approval by the VA.

33. Statement of Work 1.2.7 – Please clarify this paragraph.

a. This paragraph shall be deleted from the SOW.

34. Statement of Work 1.2.10 Background Information: Information, including drawings and other documentation, provided to the Contractor, will be used for reference only. The

Contractor shall field check everything and shall not use any drawings provided for plan or elevation views. The final drawings submitted by the Contractor shall be originals and shall be the result of their filed check, and shall not be take-offs or tracings, for any drawings or other information provided. This entire statement is confusing. This project is fully designed and has been approved by the VA to bid. Please clarify what the intention of this statement is or remove it from the contract documents.

a. This deals with submittals where existing building elements will be used to create the Contractor produced submittal drawings. If any existing building element dimensions are to be used, it is the contractor’s responsibility to verify the existing as-built condition/dimensions of the space.

35. Statement of Work 1.2.12 alludes to the possibility of two phases. One NTP for

Submittals and another for the actual construction?

a. Yes, there will be a two-phased notice to proceed. A Limited notice to proceed for submittal approval and a Notice to proceed for construction activities.

36. Has a Hazardous Materials Survey been conducted and available for all aspects of this construction project? Federal Regulation (40 CFR Section 61.145) requires that building owners conduct, or have conducted a Survey for Asbestos Containing Materials (ACM), or Presumed Asbestos Containing Materials (PACM) and other hazardous materials

(such as lead, PCB’s, mold, etc.) prior to the start of any demolition or renovation activities. The Survey must be conducted by an AHERA/EPA Certified Building

Inspector. Copies of any materials testing data, and the complete report must be maintained by the Owner, and provided to any and all contractors who propose to work for the specific renovation activities.

a. The existing cassette structure was not built with any hazardous materials.

37. 01 00 00-18 1.26 Government furnished property C. Contractor shall be prepared to receive this equipment from Government and store or place such equipment not less than 90 days before Completion Date of project. Please identify what equipment the contractor will be storing. Contractor does not want to be responsible for storing the MRI machine, magnet, cooling system. These are very expensive and would require special storage. Contractor needs to know exactly what and how much equipment we will be storing for 90 days as this could potentially be costly.

a. There are tables which indicate equipment, who it is furnished by and who installs it. In the case of equipment being furnished from GE will be considered

GFE since the government has purchased the equipment from GE. The contractor is to coordinate with GE for delivery of items required to be installed by the contractor. The MRI machine, magnet, and cooling system will be delivered when it is ready to be installed. A list of GFE has been provided with the addendum.

38. Please confirm Bldg. 84 will be unoccupied during construction.

a. B84 will be unoccupied during the duration of construction.

39. Will any work need to occur outside regular business hours?

40. Most of the work can be accomplished during normal working hours for the facility, however, crane work, loud construction activities, etc. may be required to be accomplished outside normal business hours.

41. Will the contractor’s Site Superintendent be able to act as the SSHO and Quality Control

Manager or will the contractor be required to provide multiple personnel to fill these onsite positions?

a. Yes, the Site Superintendent can act as the SSHO and QC manager.

42. Keynote 5 on sheet AC101 states, “Existing patient lift relocated from building 1, Room

B504, cut and alter to fit space. Coordinate with patient lift manufacturer.”

a. Who is the manufacturer of the existing lift?

i. Liko Lifts

b. Who is responsible for removing the lift from Bldg. 1?

i. The contractor is required for removing and relocating the lift.

c. What are the structural modifications and/or installation requirements for installing the existing lift at the new location? Please provide details.

i. A example detail has been provided for the installation of the lift.

43. Keynote 3, sheet AD102. Please confirm the keynote 3 located just above gridline A and between gridlines 3 and 4 is referring to upper cabinets that will need to be removed, salvaged, and reinstalled, per keynote 6 on sheet AC101.

a. The keynote in this area does not apply. See answer to 5.a above regarding casework.

44. Sheet GS101, Phase III, B and Phase V, A states the contractor is to coordinate and obtain the mobile crane to lift the magnet over the existing exterior courtyard wall.

Please provide the details (weight, etc.) of the magnets so we can provide an appropriately sized crane for the removal and installation of the magnets.

a. The MRI resources documents will be provided.

45. Please provide the manufacturer or basis of design for the stainless-steel casework.

a. Refer to specification section 12 31 00 for requirements.

46. On page MD102 Keynote 10 it calls out for “existing MRI Cyrogen exhaust vent (Part

B,C,D,E) to remain. (See Drawing Number M-502 Detail #1).” It is noted that GE will be providing Part A material but who is to install? We are hoping to get more clarity on the scope of work for this portion.

a. The contractor is required to install the Part A.

47. Can you please provide the height from floor to roof structure measurement?

a. Please refer to the existing cassette drawings, attached to this addendum, for information requested.