A00003_-_Questions_and_Answers.pdf

Amendment A00003

HSCG40-14-R-60662

Questions and Answers

Q1. 3.1.1 General Requirements

The RO plant shall consist of two separate identical units co-located on the same skid. Each of the units shall be capable of providing, at a minimum, half the required total plant generation rate while the other is secured for maintenance or repair.

Are there any components (e.g. comment on 3.2.14 below) that are to service both of the "two separate identical units co-located on the same skid"?

A1. None

Q2. Are the piping connections to the buyers piping separate for each "two separate identical units co-located on the same skid" or are these to be tied together to provide a single connection to the buyer's piping for each service?

A2. Tied together to provide a single connection

Q3. 3.2.14 Motor Control Center

a. A centralized motor control center shall be provided which shall control operation of:

Does the term "centralized" mean that there is to be a single Motor Control Center that services both of the "two separate identical units co-located on the same skid"?

A3. Each of the units shall have its own motor control center.

Q4. 3.2.10 Piping

c. All piping connections shall be ANSI flanges.

Does the requirement for all piping connections to be ANSI flanges apply to only the piping connections to buyer piping (ref 3.1.1) or does the requirement apply to all piping connections within the RO plant?

A4. ANSI flanges are only required with connections to buyer piping.