16-R-4601_Q A__1.docx

0100 Series WIs Q: WI 0102 Laundry Structural Fire Protection (Para. 7.1.1.h)

1. Is it required to completely remove the entire underlayment inside all of the laundry spaces listed in Section 3.1?

2. Will the underlayment beneath the equipment need to be removed and replaced? (ie. 5-88-0-Q & 5-83-0-Q)

3. Is it acceptable to patch areas in adjacent corridors or will the PRC in the entire corridor need to be replaced?

A:

1. MSC intends to Amend WI 0102 to remove the requirement for replacement of underlayment and deck covering in space 5-88-0-Q. Underlayment replacement will be limited to patch areas disturbed by bulkhead installation in this space.

2. Yes, for all spaces listed in para. 3.1 underlayment beneath equipment will need to be replaced in accordance with para. 7.1.2(b). The only exception is space 5-88-0-Q, which will be removed in the forthcoming amendment.

3. It is acceptable to patch areas disturbed by bulkhead installation and removal per the WI. Complete replacement for the entire corridor is not required. MSC intends to amend the WI to reflect patching as acceptable.

Q: WI 0102 Laundry Structural Fire Protection Does the floor resin in related spaces contain asbestos? Is it possible to have a reviewed ship plan with an indication of areas containing asbestos?

A: MSC does is not aware of asbestos contained in floor resin. Contractors are referred to para. 5.3 of the WI. Asbestos ID and removal shall be handled in accordance with WI 023.

Q: WI 0102 space 4-86-0-L Do the “Second Dryers” have to be replaced?

A: MSC requires additional information to answer this question. The referenced space is not included in this WI.

0300 Series WIs Q: WI 0305 Load Center Circuit Breaker Replace (Para. 7.6.2) Are details available regarding power of interruption for circuit breakers in Killa Amps (KA), or short circuit current of load centers 32A and 32B in KA?

A: Yes, details are available and can be provided upon request to the Contracting Officer.

0700 Series WIs Q: WI 023/0701 CANES Installation Has an asbestos survey been completed, and are the reports available?

A: An asbestos survey of these spaces has not been completed. Contractors are referred to para. 5.3 of the WI. Asbestos ID and removal shall be handled in accordance with WI 023.

Q: General Question all 0700s Within related drawing specifications, it is stated that all cables are to be provided as GFM. Also the AIT teams will provide labor for all cable termination and removal, as well as new cable installation. What shall be included in the Contractors bid?

A: The drawings are provided for reference purposes ONLY to aid in foundation location. The Contractor is not required to procure, remove or install any cable associated with WIs 0701 - 0706.

0900 Series WIs Q: 0900 series general question What is considered an approved facility? What steps are required to obtain approval for a proposed facility and machine shop? (stern tube, tail shaft, etc).

A: IAW Para. 7.1.2 of WI 910, the machine shop facility shall be ABS approved.

Q: 0910 Stern Tube Shaft Refurbishment Please inform how Contractors are to bid for shaft straightening. This process may take 3-10 days depending on shaft condition, and may require fabrication of special tools.

A: Refer to para. 7.1.9, in the event shaft straightening is required, it will be the subject of a change order.

Q: 0911 Stern Tube Bearing Carrier Are any photos available showing corrosion of the lands and rings?

A: MSC is exploring the possibility of available photos. In the even they are available they will be made available.

Q: 0912 Stern Tube Steel Repair Are there photographs or a report available to assess the status of the steel plates in the stern tube and bulkhead #118?

A: WI 118 enclosure 2.1 provides a UT gauging report for bulkhead #118. MSC is exploring the possibility of obtaining photographs of the steel repair performed in the stern tube in 2015.