Question_0004_-_Big_Horn.doc

USNS BIG HORN (T-AO 198)

RFP NO. N32205-16-R-4010

REQUEST FOR SPECIFICATION CLARIFICATION

Question No. 0004 Date: 09/15/16

NAME OF CONTRACTOR:

SPECIFICATION ITEM NO.: 103

PARAGRAPH / SECTION NO: 7.2.3

TITLE: Weather Deck Watertight Doors

QUESTION:

Paragraph 7.2.3 Crop out and renew the flanges around the circumference on each watertight bulkhead. Image of flanges can be seen in Enclosure 2.2.1.

Is the flange being cropped out the knife edge? If so, is it the intent to renew the entire knife edge or is it only 24” of knife edge in the radius that is being renewed?

7.2.3.1 Flanges are to be fabricated out of ¼” steel plate. Plate is approximately 1.75” x 24” and rolled to fit to fit watertight door. Flange is to be templated from existing to match and cut to fit.

Please identify the location of the 24”?

ANSWER:

Paragraph 7.2.3 should read:

7.2.3 Crop out and renew the flanges around the circumference on each watertight bulkhead. Image of flanges can be seen in Enclosure 2.2.1.

7.2.3.1 Flanges are to be fabricated out of 24 sqft of 3/8” ABS Grade A steel plate. Two (2) 8’ sections of 4”x3/8” ABS Grade A single bulkhead stiffeners. Two (2) 4’ sections of 4”x3/8” ABS Grade A flatbar bulkhead stiffeners. Flange is to be templated from existing to match and cut to fit.

The entire circumference of the door flange is to be renewed.

ATTACHMENT J - 8