Addendum 2 15262.pdf

ADDENDUM NO. 2

June 27, 2018

Century A&E, Project No.: MIS 025.02

RE: Department of Corrections

Lakeland Correctional Facility – Facility Monitoring System File No. 472/15262.SMDG, Index No. 32501

TO: PROSPECTIVE BIDDERS

This Addendum forms a part of the Contract Documents and modifies the original Bidding Documents dated June 8, 2018 and Addenda No. 1 dated June 22, 2018 as noted below. This Addendum consists of five (5) typed pages.

GENERAL CLARIFICATIONS

1. Prevailing Wage Rates will not be required for this project.

SPECIFICATIONS

1. Section 01010 – Summary of Work

a. In Paragraph II, F, 1. – Boiler Controls Contractor, delete items a, b, and c.

regarding demolition work and replace with the following:

a. Selectively demolish in a phased approach any existing mechanical field devices including pressure and temperature sensors, piping taps, valves, brackets, etc. whose functionality will be replaced with new mechanical sensors as described herein.

b. Demolish existing mechanical pressure and temperature gauges at the existing monitoring panel and all associated tubing, valves, brackets, etc.

for any gauges or points that will be included in the new SCADA panel.

c. Provide caps, repair piping, repair insulation associated with old sensors and associated components that are to be removed.

d. Assist the Electrical Contractor and work with the Owner to identify and properly mark all conduit and wire, sensors, etc. related to existing control or monitoring functions that are to remain.

Addenda No.2 Thumb Correctional Facility – Facility Monitoring System File No. 472/15262.SMD, Index No. 32501

e. The intent is that the existing control panel will remain and remain functional including but not limited to the following points and control functions:

1. Boiler Feed Water Pump Control: AO to each of three existing pump VFD’s

2. Boiler Feed Water Pump Control: AI for boiler feed water pressure

3. Condensate Transfer Pump Control: DO to enable each of five existing pumps.

4. Condensate Transfer Pump Control: AO to control VFD to each of five existing pumps.

5. Condensate Transfer Pump Control: AI for condensate transfer piping pressure.

6. Condensate Transfer Pump Control: Two separate AI for DA tank levels.

b. In Paragraph II, F, 3. –Electrical Contractor, delete item a. relating to demolition and replace with the following:

a. Selectively demolish in a phased approach portions of the existing monitoring and control panels including all associated controls, non-mechanical sensors and all associated power and control conduit and wire for control and monitoring functions that will be picked up by the new SCADA panel. The existing panel will remain to control the boiler feed water pumps and the condensate transfer pumps. The Boiler Control Contractor will mark all wires, sensors, and gauges are to remain.

c. In Paragraph III, E – Security Network Contractor, add the following item 9 related to new work.

9. Provide extra components as indicated in plan notes on Drawing E9.2 to be utilized to facilitate system reconfiguration and to provide spare parts.

Turn components over to the Owner at the end of the project.

d. In Paragraph III, H – Miscellaneous Work, add the following item 2 related to new work.

2. Cut existing concrete floor and tile as required for new conduit penetrations.

File No. 472/15262.SMD, Index No. 32501

3. Section 26 36 23 - Generator Controls:

a. Add the following to paragraph 1.01.B.1

1. Existing switchgear drawings will be available to the Contractor during the construction phase of the project.

b. Add the following to paragraph 1.01.B.2

2. Review desired operation sequence and time delays with Owner and Engineer.

4. Section 40 95 13 – Control Panels and Stations:

a. Add the following Acceptable Manufacturers in paragraph 2.09.A.13

d. Intellipower.

e. Falcon Electric

5. Section 40 96 00 – Process Control Software:

a. In Paragraph 2.03.C.8 change “Bldg. 77” to read “Bldg. 71”

b. Add paragraph 9. to 2.03.C as follows:

9. Reporting Software.

c. Modify paragraph 2.04.C as follows:

C. Symantec Backup Exec or equal, latest version, and modules as required to fulfill data backup, hardware/OS and image backup, and application/program backup.

d. Add the following to paragraph 2.04.D as follows:

D. Provide minimum 1 year subscription.

6. Section 40 96 35 – Process Control Software Programming:

a. Add the following to paragraph 2.03.D.5

5. After a power failure has caused the stand-by generator to start, loads controlled by SCADA shall have a small adjustable re-start time delay to allow the generator to get up to speed and stabilize before calling for load(s) to start.

File No. 472/15262.SMD, Index No. 32501

b. Delete Paragraph 2.04.A.4.b.3 and replace with the following:

3. “Water System Overview”.

c. Delete Paragraph 2.04.A.4.b.4 and replace with the following:

4. “Wastewater System Overview”.

d. Delete Paragraph 2.04.A.4.b.5.

e. Delete Paragraph 2.04.B.3.b.1.c and replace with the following:

c) Well Pump 4.

f. Delete Paragraph 2.04.B.3.b.1.d.

g. Delete Paragraph 2.04.B.3.b.1.e.

h. Delete Paragraph 2.04.B.3.b.2 in its entirety.

7. Section 40 96 35 – Process Control Software Programming Appendix A:

a. In column Device Type/ Instrument ID Tag, Change “Well Pump No. 3” to “Well

Pump No. 4”.

DRAWINGS:

1. E1.1 – Power Plant Floor Plan (Not Reissued)

a. Add Plan Note 18 associated with New SCADA Panel CP-61 as follows:

18. Core/saw cut openings in floor beneath enclosure as required. See conduit sleeve detail. Seal conduit opening(s) in floor beneath enclosure to maintain enclosure environmental integrity. Provide stainless steel junction boxes below floor beneath control panel enclosure.

2. E1.5 – Maintenance Building 77 (Not Reissued)

a. Change Drawing Title to the following: Maintenance Building 71.

3. E9.1 – SCADA and Partial Security Network Schematic (Not Reissued)

a. Change “Maintenance Building 77” to read “Maintenance Building 71”

File No. 472/15262.SMD, Index No. 32501

4. E9.2 – Partial Security Network Schematic (Not Reissued)

a. Add Plan Note 3 associated with Administration Building 29 as follows:

3. Provide spare StarNet 2 Server and Client.

b. Add Plan Note 4 associated with Administration Building 29 as follows:

4. Provide external hard drive to backup log files.

c. Add Plan Note 5 associated with Administration Building 29 as follows:

5. Provide the following spare parts for the StarNet 2 system:

2 - Ultralinks.

2 – Ethernet Cards.

2 – Input Modules.

2 – Spare Monitors.

END OF ADDENDUM NO. 2