Cypress Walk, Orangewood, Hunters Creek, Oak Meadows Water Supply Facilities Chemical Feed System Upgrade. Bid Opening Date: July 21, 2016

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1 July, 0 BOARD OF COUNTY COMMISSIONERS ORANGE COUNTY, FLORIDA Addendum No./IFB Y-8-PH Cypress Walk, Orangewood, Hunters Creek, Oak Meadows Water Supply Facilities Chemical Feed System Upgrade Bid Opening Date: July, 0 This addendum is hereby incorporated into the bid documents of the project referenced above. The following items are clarifications, corrections, additions, deletions and/or revisions to and shall take precedence over the original documents. Additions are indicated by underlining, deletions are indicated by strikethrough. A. CLARIFICATIONS. Q: Is the Blanket Pollution Policy adequate for use for this project? A: No.. Q: Can the ifix licenses on each existing workstation (page 00-, part., subsection C) be transferred to the new workstations or will new View Only licenses be required? A: The existing license keys can be transferred to the new machines without having to purchase new keys.. Q: Section 00.C lists a Dell UM, which is a Dell Ultrasharp monitor. What is the specification for the Windows professional workstation within the enclosure with raid one capability? A: The HMI Workstation Computer shall be a Dell Precision T0 (or current family product), comprised of the following configuration. This configuration is to be provided as a minimum: Processor type: Quad-Core (Intel Xeon) Processor speed:. Ghz Monitor size: -inch Ultrasharp Widescreen monitor Memory size (RAM): 8 GB Manufacturer: Dell Two 00 GB hard drives or larger with integrated RAID controller Single CPU, dual capable X DVD-RW DL Y-8-PH Addendum # July, 0 Page of

2 MB PCIe Dual Monitor DVI capable video card MB Cache Two 0/00/000 Giga bit RJ- connectivity Ethernet controller PCIe cards button scroll mouse Standard Windows keyboard Serial Ports standard Parallel Port standard or USB ports Sound Card and speakers MS Windows Professional, Full Service, Service Pack, -bit Microsoft Office 00 Professional -bit Resource DVD or USB Contains Diagnostics and Drivers. Q: What is the ifix version used at Eastern Regional referenced in Section 00.C? A: ifix Version.8. Q: Which version of ifix Development is required to fulfill 00.B? A: ifix Plus Unlimited Development. Q: The fluoride areas are calling for a FRP tank support. Would concrete pads be an acceptable alternative to the FRP stands? A: No, concrete tank supports for the Fluoride Bulk Tanks are not acceptable. B. PROJECT MANUAL PART H TECHNICAL SPECIFCATIONS: INDEX OF DRAWINGS Add: Figures SK-FP through SK-FP have been added with this addendum to include additional yard piping and details associated with the Fire Protection System. DIVISION GENERAL REQUIREMENTS SECTION 9 POLYETHELENE STORAGE TANKS Modify: The following text is modified in SECTION 9 with this addendum..0 QUALITY ASSURANCE B.. Material Testing: Material from each tank shall be tested for the following: Y-8-PH Addendum # July, 0 Page of

3 Parameter Test Standard Value Gel, minimum percent ASTM D 998 /-inch of inner wall: 0. Following fabrication, the tanks, including factory applied inlet and outlet fittings, shall be hydraulically tested with water. The factory test shall compensate for the difference in specific gravity between the test water and chemical stored to simulate actual maximum operating pressures. Test methods may include adding a. psi air pad to a filled tank or filling the tank with standpipes, raising the maximum water surface approximately feet higher than the normal maximum tank level. Test method shall be filling the tank full of water to maximum tank level and holding for a 0-minute period of time, which is in accordance with ASTM D SUBMITTALS A.. Submit design calculations for structural design of walls the design wall thickness with hoop stress calculated using 00 degrees F per ASTM D998. B.. Approved Materials: All materials that come into contact with the water being treated or the finished water shall be on either the EPA or NSF lists of products approved for use in contact with potable water and potable water treatment chemicals..0 MATERIALS AND EQUIPMENT C.. c. The tank shall be provided with a solid polyethylene cover, integrally molded with the cylindrical wall or tank dome.. b. The tank shall be provided with a solid polyethylene cover, integrally molded with the cylindrical wall or tank dome.. b. The tank shall be provided with a solid polyethylene cover, integrally molded with the cylindrical wall or tank dome..0 ACCESSORIES A.. g. Each tank shall be provided with the following nozzles with the orientation as shown on the Drawings: Nozzle Size (Inches) Location on Tank Connection Fluoride Bulk Tank Fill Top Day Tank Fill/Drain Bottom Level Sensor Top Vent Top Fluoride Day Tank Y-8-PH Addendum # July, 0 Page of

4 Fill Top Feed Pump Suction/Drain Bottom Vent Top Sodium Hypochlorite Tank Fill Top Overflow Top Feed Pump Suction/Drain Bottom Level Sensor Top Vent Top Note: Vent and overflow pipe sizing are the suggested minimum but may be larger based on manufacturer requirements. C. The Proposer shall acknowledge receipt of this addendum by completing the applicable section in the solicitation or by completion of the acknowledgement information on the addendum. Either form of acknowledgement must be completed and returned not later than the date and time for receipt of the proposal. D. All other terms and conditions of the IFB remain the same. Receipt acknowledged by: Authorized Signature Date Signed Title Name of Firm Y-8-PH Addendum # July, 0 Page of

EXISTING FACILITIES LEGEND: EXISTING FIRE HYDRANT CHLORINE ROOM HIGH SERVICE PUMP BUILDING XX EXISTING GATE ACCESS WITH SOS SYSTEM (FIRE DEPARTMENT ACCESS IS PROVIDED) FDC FLUORIDE BUILDING FDC

5 EXISTING FACILITIES LEGEND: EXISTING FIRE HYDRANT CHLORINE ROOM HIGH SERVICE PUMP BUILDING XX EXISTING GATE ACCESS WITH SOS SYSTEM (FIRE DEPARTMENT ACCESS IS PROVIDED) FDC FLUORIDE BUILDING FDC CHLORINE BUILDING W W W " WM GENERATOR ROOM FLUORIDE BUILDING CAUSTIC BUILDING (NOT IN USE) DIESEL FUEL TANK KEY NOTES: POINT OF FIRE SERVICE " 0" WM " PVC WM 8' W W W W W W W W W " PVC WM " WM W W 0" WM POINT OF CONNECTION WITH EXISTING " WM. PROVIDE TAPPING SLEEVE AS SHOWN ON CIVIL PLANS. FIRE DEPARTMENT SIAMESE CONNECTION. 0' " PVC WM " DI WM DOUBLE DETECTOR CHECK BACKFLOW ASSEMBLY, REFER TO CIVIL PLANS..0 MG GROUND STORAGE TANK POST INDICATOR VALVE, REFER TO CIVIL PLANS. REFER TO SHEET FP-0 FOR SYSTEM SERVING CHLORINE ROOM. WELL REFER TO SHEET FP-0 FOR SYSTEM SERVING FLUORIDE BUILDING. // SE No. REVISION BY DATE REV KD /0/ CYPRESS WALK WSF SITE PLAN SK-FP

EXISTING FACILITIES LEGEND: ON SITE LIFT STATION DRAINAGE STRUCTURE UND NK # FLUORIDE ROOM CHLORINE ROOM ' " DI WM " PVC WM EXISTING GATE ACCESS WITH SOS SYSTEM (FIRE DEPARTMENT ACCESS IS PROVIDED)

6 EXISTING FACILITIES LEGEND: ON SITE LIFT STATION DRAINAGE STRUCTURE UND NK # FLUORIDE ROOM CHLORINE ROOM ' " DI WM " PVC WM EXISTING GATE ACCESS WITH SOS SYSTEM (FIRE DEPARTMENT ACCESS IS PROVIDED) XX W W W W W W W W " EXISTING FIRE HYDRANT KEY NOTES: POINT OF FIRE SERVICE POINT OF CONNECTION WITH EXISTING " WM. PROVIDE TAPPING SLEEVE AS SHOWN ON CIVIL PLANS. FIRE DEPARTMENT SIAMESE CONNECTION. DOUBLE DETECTOR CHECK BACKFLOW ASSEMBLY, REFER TO CIVIL PLANS. REFER TO SHEET FP-0 FOR SYSTEM SERVING CHLORINE ROOM AND FLUORIDE ROOM. POST INDICATOR VALVE, REFER TO CIVIL PLANS. // SE No. REVISION BY DATE REV KD /0/ ORANGEWOOD WSF SITE PLAN SK-FP

WATER PLANT DRIVE WELL # FDC FLOURIDE BUILDING FDC CHLORINE BUILDING 0' " PVC WM 8' XX " PVC " DI WM WM W W W W W W W W W W W EXISTING FIRE HYDRANT EXISTING GATE ACCESS WITH SOS SYSTEM (FIRE

7 WATER PLANT DRIVE WELL # FDC FLOURIDE BUILDING FDC CHLORINE BUILDING 0' " PVC WM 8' XX " PVC " DI WM WM W W W W W W W W W W W EXISTING FIRE HYDRANT EXISTING GATE ACCESS WITH SOS SYSTEM (FIRE DEPARTMENT ACCESS IS PROVIDED) " EXISTING FACILITIES LEGEND: KEY NOTES: CHLORINE BUILDING FLUORIDE BUILDING POINT OF FIRE SERVICE POINT OF CONNECTION WITH EXISTING " WM. PROVIDE TAPPING SLEEVE AS SHOWN ON CIVIL PLANS. FIRE DEPARTMENT SIAMESE CONNECTION. DOUBLE DETECTOR CHECK BACKFLOW ASSEMBLY, REFER TO CIVIL PLANS. POST INDICATOR VALVE, REFER TO CIVIL PLANS. REFER TO SHEET FP-0 FOR SYSTEM SERVING CHLORINE ROOM. REFER TO SHEET FP-0 FOR SYSTEM SERVING FLUORIDE BUILDING. 0. MG GROUND STORAGE TANK # // SE No. REVISION BY DATE REV KD /0/ HUNTERS CREEK WSF SITE PLAN SK-FP

EXISTING FACILITIES LEGEND: CHLORINE BUILDING 0' ' " PVC WM 0' " PVC WM " PVC WM FDC CHLORINE BUILDING FDC FLOURIDE BUILDING KEY NOTES: FLUORIDE BUILDING POINT OF FIRE SERVICE POINT OF CONNECTION

8 EXISTING FACILITIES LEGEND: CHLORINE BUILDING 0' ' " PVC WM 0' " PVC WM " PVC WM FDC CHLORINE BUILDING FDC FLOURIDE BUILDING KEY NOTES: FLUORIDE BUILDING POINT OF FIRE SERVICE POINT OF CONNECTION WITH EXISTING " WM. PROVIDE TAPPING SLEEVE AS SHOWN ON CIVIL PLANS. " PVC WM FIRE DEPARTMENT SIAMESE CONNECTION. EXIST FIRE HYDRANT DOUBLE DETECTOR CHECK BACKFLOW ASSEMBLY, REFER TO CIVIL PLANS. " W POST INDICATOR VALVE, REFER TO CIVIL PLANS. " DI WM REFER TO SHEET FP-0 FOR SYSTEM SERVING CHLORINE ROOM. W REFER TO SHEET FP-0 FOR SYSTEM SERVING FLUORIDE BUILDING. // SE No. REVISION BY DATE REV KD /0/ OAK MEADOWS WSF SITE PLAN SK-FP

9 PROJECT BUILDING INFORMATION SITE CYPRESS WALK WSF CYPRESS WALK WSF ORANGE WOOD WSF HUNTERS CREEK WSF HUNTERS CREEK WSF OAK MEADOWS WSF OAK MEADOWS WSF BUILDING CHLORINE BUILDING FLUORIDE BUILDING COMBINED BUILDING CHLORINE BUILDING FLUORIDE BUILDING CHLORINE BUILDING FLUORIDE BUILDING CONSTRUCTION TYPE V V V II V II V SPRINKLERED YES YES YES YES YES YES YES FIRE ALARM YES YES YES YES YES YES YES AREA (SF) BUILDING HEIGHT (FT) OCCUPANCY LOAD* 00 SF/PERSON ( PEOPLE) 00 SF/PERSON ( PERSON) 00 SF/PERSON ( PEOPLE) 00 SF/PERSON ( PEOPLE) 00 SF/PERSON ( PERSON) 00 SF/PERSON ( PEOPLE) 00 SF/PERSON ( PERSON) * FBC CHAPTER 0 - TABLE 00.. (EQUIPMENT ROOM) // KD WATER SUPPLY FACILITIES CHEMICAL SYSTEMS IMPROVEMENTS BUILDING INFORMATION SK-FP

10 0 SPRINKLER ZONE RISER DETAIL /0/ KD No. REVISION BY DATE DETAIL BUILDING INFORMATION SK-FP

November 19, REVISED Bid Opening Date: December 4, 2018

November 19, REVISED Bid Opening Date: December 4, 2018 BOARD OF COUNTY COMMISSIONERS ORANGE COUNTY, FLORIDA Y19-709-CH / ADDENDUM # 3 WESTERN REGIONAL WATER SUPPLY FACILITY IMPROVEMENTS PHASE 3B REVISED Bid Opening Date: December 4, 2018 This addendum is hereby