Amendment 0005 - Canyon Waste Water Treatment Plant Controls Upgrade

Combined Synopsis/Solicitation No. Q1576101002Amendment 0005July 28, 2010 Project Title: Canyon Waste Water Treatment Plant Controls Upgrade, Yellowstone National Park Description of Changes: Section 1 of this amendment provides responses to comments received on the Statement of Work (SOW) in the existing combined synopsis/solicitation as follows: 1) Comment: "Is there electronic image(s) of the geography of the equipment?" Answer: "The old PLC is in a control cabinet located in the filter process room. The control cabinet is attached to an 8" block wall and directly behind this wall is the lab office where the new HMI will be mounted (approximately 15' of cat 5 cable). Adjacent to the HMI on a desk is the plant PC which will get the Canary data logging software installed on." 2) Comment: "What is the distance (in wire) from the PLC to the Touch screen & Computer?" Answer: "15 feet." 3) Comment: "How many ABB drives need to be installed?" Answer: "Five ABB Kent Taylor Commander 250 process controllers." 4) Comment: "Are motors being replaced to match the number of drives?" Answer: "We are not changing motors or drives." 5) Comment: "Is there any special about the placement of the PLC touch screen and computer where special equipment will be needed to get to the equipment?" Answer: "The HMI will be placed on lab office wall back to back with PLC control cabinet in the process area." Offers must acknowledge receipt of this amendment and all other amendments prior to the hour and date specified in the solicitation or as amended by one of the following methods: Signing and dating this amendment and returning with offer;By acknowledging receipt of this amendment on each copy of the offer submitted; orBy separate letter or telegram which includes a reference to the solicitation and amendment numbers. FAILURE OF YOUR ACKNOWLEDGEMENT TO BE RECEIVED AT THE PLACE DESIGNATED FOR THE RECEIPT OFFERS PRIOR TO THE HOUR AND DATE SPECIFIED MAY RESULT IN REJECTION OF YOUR OFFER. If by virtue of the amendment you desire to change an offer already submitted, such change may be made by telegram or letter, provided each telegram or letter makes reference to the solicitation and this amendment, and is received prior to the opening hour and date specified. Third Party: If you have given a copy of this Solicitation to someone else, please forward this amendment accordingly.