Attachment_2_of_RFP_Amendment_2_PWS_Changes.pdf

ATTACHMENT 2 of RFP AMENDMENT 2 – PWS Changes

1. Paragraph 2.2 (page 2 of 12) of Section III of Attachment B is changed FROM: “The volume shown on Attachment C measures: 43 feet long, 26 feet wide and 22 feet high.

The final size of the chamber (including any structural support) shall be contained within this volume. The door ramp, steps, electrical power filters, and HVAC components and ducting (if required) may exceed this volume.”

TO READ: “The volume shown on Attachment C measures: 43 feet long, 25.5 feet wide and 21.5 feet high. The final size of the chamber (including any structural support) shall be contained within this volume. The door ramp, steps, electrical power filters, and

HVAC components and ducting (if required) may exceed this volume.”

2. The following is added to the end of Paragraph 7.1 (page 4 of 12) of Attachment B:

“Note that to achieve the required clear opening, any absorber attached to the door may be removed when the door is opened.”

3. Paragraph 10.6 (page 6 of 12) of Section III of Attachment B is changed FROM: “The

Contractor is responsible for ensuring that the chamber’s detection system is tied into the site-wide fire alarm system (which is a Notifier brand system). This must be done by an authorized Notifier contractor.”

TO READ: “The Contractor is responsible for terminating the fire alarm wires from the semi-anechoic chamber’s detection system into the building’s fire alarm controller, and setting the VESDA detector level (i.e., obscuration thresholds). Only certified Notifier contractors that are also a Notifier Engineered Systems Company (NESCO) will be permitted to connect to and update the NIST fire alarm system.”

4. Paragraph 10.7 (page 6 of 12) of Section III of Attachment B is changed FROM: “The

Contactor shall also have an authorized Notifier contractor update the NIST system program and applicable drawings to reflect the addition of this new air sampling system.

The Notifier contractor performing these updates must also be a Notifier Engineered

Systems Company (NESCO).”

TO READ: “The Contactor shall also have an authorized Notifier contractor update the

NIST system program to respond to the semi-anechoic chamber’s detection system and applicable drawings to reflect the addition of this new air sampling system. This work must also be done by a Notifier/NESCO certified contractor.”

5. The last sentence of Paragraph 1 of the Installation sub-section of Section III of

Attachment B (page 9 of 12) is changed FROM: “Installation is to begin within 200 days of award.”

TO READ: “Installation may begin as soon as December 1st, 2015, but shall not begin more than 270 days of award.”

6. Section VII Deliverables (page 10 of 12): The due date for the “Start of installation of the Semi-Anechoic Research Chamber” is changed FROM: “270 days after award of this requirement/”

TO READ: “270 days after award of this requirement, but not earlier than December 1st, 2015.”