C08.8 Q&A #1.pdf

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Repair Two 20, 000-Gallon Oily Wastewater Storage Tanks
Solicitation number
N4523A22Q5720
Issued by

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This document provides details on a federal solicitation to repair two 20,000-gallon oily wastewater storage tanks at Puget Sound Naval Shipyard. Tanks 4C and 4D at Drydock 4 service OWTS Plant 4 and require repairs due to excessive corrosion evident by multiple holes, pits, leaks, and damage to components inside the tanks. The repair work must meet standards from API, STI, UL, NFPA, and tanks must be coated to NACE certification standards. Responses are due under solicitation number N4523A22Q5720. The Navy seeks a contractor to address the corrosion damage on the tank floors and walls, replace damaged components, and recoat the tanks to restore their integrity and service.

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Question 1: Is there an amount in SQFT of tank floor and shell surface area that we can assume needs repair for bidding purposes?

Answer 1: The tank floor is about 163 sqft (7’ 2.25” radius), and the interior shell is about 382 sqft. (17’ 4.24” tall). All visible damages (corrosion, pitting) are on the tank floor.

Question 2: Is the drawing supplied for solicitation N4523A20Q5701 (Tank 6A); applicable to these Tanks 4C and 4D?

Question 2: The drawing supplied for solicitation N4523A20Q5701 (Tank 6A) is applicable to tanks 4C and 4D as they are the same design.

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