ADDENDUM NO. 4 - WordPress.com...2003/04/02 · DN3.A6660 CDM Bid Eval - Plant Construction Subcontractor 0% 5 11-Mar-20 17-Mar-20 Obtain City & SRF Approval & Award 65 26-Feb-20

Maxson WWTF – GMP #3/Package 2A Addendum #4

ADDENDUM NO. 4

To: All Bidders

Date: February 4, 2020

Reference: Maxson Wastewater Treatment Facility Upgrades – GMP #3 / Package 2A

01/07/2020 Advertisement

Subcontractor Packages: Site Survey, Testing Service

Equipment Packages: Centrifugal Pumps End Suction, Centrifugal Pumps Split

Case, Secondary Clarifier Round System, Biological

Process Aeration System, Odor Control Biofilter.

BIDS DUE: February 18, 2020 @ 2:00 P.M. CST

Subcontractor Packages: Site Work, Electrical, Yard Piping, Concrete, Plant

Construction.

BIDS DUE: March 10, 2020 @ 2:00 P.M. CST

The following changes, additions, and clarifications are hereby made part of the Contract Documents for

the above referenced Project and shall be taken into account in the preparation of all Bids and the

execution of all Work.

ATTACHMENTS

The following attachments are included with this addendum:

1. CONSTRUCTION SCHEDULE

2. INTERMEDIATE PUMP STATION BYPASS DRAWINGS

• GS-C-351 INTERMEDIATE PUMP STATION TRICKLING FILTER BYPASS ROUTING

• FCS-M-5 FLOW CONTROL STRUCTURE TEMPORARY BYPASS PIPING

• TF-M-13 TRICKLING FILTER PUMP STATION MODIFICATION PLAN

3. AERATION BASIN DISCHARGE PIPING RECORD DRAWINGS

• SA-4 PIPE GALLERY – BLOWER BUILDING STA W11+88.25 – STA W12+99.08


February 4, 2020

Page 2


• SA-5 PIPE GALLERY – BLOWER BUILDING STA W12+99.08– STA W14+26.50



ITEM 1. QUESTIONS DUE DATE

RFI Questions due date changed from Friday January 31, 2020 to Friday February 14, 2020 for Site Work

Subcontractor, Electrical Subcontractor, Yard Piping Subcontractor, Concrete Subcontractor and Plant

Construction Subcontractor packages.

Site Survey Agreement, Testing Agreement, Centrifugal Pumps End Suction Purchase Order, Centrifugal

Pumps Split Case Purchase Order, Secondary Clarifier Round System Purchase Order, Biological Process

Aeration System Purchase Order and Odor Control Biofilter questions due date remains unchanged,

Friday January 31, 2020.

ITEM 2. PLANS

The following drawings have been added to the contract documents:

GS-C-351 INTERMEDIATE PUMP STATION TRICKLING FILTER BYPASS ROUTING

FCS-M-5 FLOW CONTROL STRUCTURE TEMPORARY BYPASS PIPING

TF-M-13 TRICKLING FILTER PUMP STATION MODIFICATION PLAN

ITEM 3. TERMS AND CONDITIONS

A signed acknowledgement of this addendum must be received by the Construction Manager prior to

the Bid due date and hour as mentioned in this Addendum No. 4. Signature on this Addendum does not

constitute your signature on the original bid document. The original bid document must be signed also.

Yaribell Hernandez, PE, DBIA

Vice President, Sr. Project Manager

CDM Constructors Inc.

Name of Firm: ___________________________________________________________

Signature and Title: _______________________________________________________

Date: __________________________________________________________________________

Activity ID Activity Name Physical %Complete

RemainingDuration

Start Finish

243954-CUP0120 MEMPHIS - T.E. MAXSON WWTF - DD26JAN2020243954-CUP0120 MEMPHIS - T.E. MAXSON WWTF - DD26JAN2020243954-CUP0120 MEMPHIS - T.E. MAXSON WWTF - DD26JAN2020 643 16-Dec-19 A 17-Aug-22

MILESTONESMILESTONESMILESTONES 466 16-Dec-19 A 21-Jun-22

MilestonesMilestonesMilestones 466 16-Dec-19 A 21-Jun-22

MS2A-120 GMP 3 Construction NTP (16Dec2019) 100% 0 16-Dec-19 A

MScn-100 PKG 1 Operational Milestone (XF=07Aug2020) 0% 0 07-Aug-20*

MScn-230 GMP 3 Construction Substantially Complete 0% 0 21-Jun-22

Interim Coordination MilestonesInterim Coordination MilestonesInterim Coordination Milestones 446 10-Aug-20 23-May-22

MilestonesMilestonesMilestones 446 10-Aug-20 23-May-22

CN3.MScn-110 PKG#1 Operational / NTP PKG#3 Commence Construction 0% 0 10-Aug-20

CN3.MScn-010 South Aeration Basins Complete 0% 0 09-Sep-21

CN3.MScn-020 Scum Pump Station Complete 0% 0 09-Mar-22

CN3.MScn-040 Clarifier 5N Complete 0% 0 25-Apr-22

CN3.MScn-030 Clarifier 5S Complete 0% 0 25-Apr-22

CN3.MScn-050 RAS Pump Station Complete 0% 0 16-May-22

CN3.MScn-060 North Aeration Basins Complete 0% 0 23-May-22

Permitting / Agency ReviewPermitting / Agency ReviewPermitting / Agency Review 12 27-Jan-20 11-Feb-20

Permi�ngPermi�ngPermi�ng 12 27-Jan-20 11-Feb-20

DN3.A1790 Prepare / Submit Permit Update to Construction General Stormwater Permit from TDEC

0% 5 27-Jan-20 31-Jan-20

DN3.A1810 Agency Rev/App Permit Applications - Const Gen Stormwater Permit from TDEC 0% 7 03-Feb-20 11-Feb-20

PROCUREMENTPROCUREMENTPROCUREMENT 332 16-Dec-19 A 20-May-21

Procurement to AwardProcurement to AwardProcurement to Award 96 16-Dec-19 A 10-Jun-20

Develop, Advertise & Bid PeriodDevelop, Advertise & Bid PeriodDevelop, Advertise & Bid Period 31 16-Dec-19 A 10-Mar-20

General Procurment Ac�vi�esGeneral Procurment Ac�vi�esGeneral Procurment Ac�vi�es 31 16-Dec-19 A 10-Mar-20

DN3.A4530 Finalize / Prep Packages for Advertisement 100% 0 16-Dec-19 A 07-Jan-20 A

DN3.A4550 Adverise Bid Packages 100% 0 08-Jan-20 A 21-Jan-20 A

DN3.A4551 Addendum No. 1 Issued (13Jan2020) 100% 0 13-Jan-20 A 13-Jan-20 A

DN3.A4531 Pre-Bid Meeting (21Jan2020) 100% 0 21-Jan-20 A 21-Jan-20 A

DN3.A6483 Bid Period - Biological Process Aeration System 45% 16 22-Jan-20 A 18-Feb-20

DN3.A4410 Bid Period - I&C Subcontract 0% 16 22-Jan-20 A 18-Feb-20

DN3.A4470 Bid Period - Survey Subcontract 0% 16 22-Jan-20 A 18-Feb-20

DN3.A6473 Bid Period - Testing Subcontract 0% 16 22-Jan-20 A 18-Feb-20

DN3.A6370 Bid Period - Secondary Clarifier Equipment 45% 16 22-Jan-20 A 18-Feb-20

Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3

2020 2021 2022 2023

Print Date: 04-Feb-20

Page 1 of 18City of Memphis T.E. Maxson WWTF - GMP3

GDEF Monthly Schedule Update

P6 ID: 243954-CUP0120

Data Date: 26-Jan-20

Layout: GDEF GMP3 - EXEC Detail Add#2

WBS (NoTF)

Actual

LOE

Summary

Remaining

Cri1cal Work

Milestone

BL Milestone GMP#3/Package 2A Schedule

ADDENDUM No. 4

Page 1 of 18


RemainingDuration

Start Finish

DN3.A4460 Bid Period - SCUM Pumps 45% 16 22-Jan-20 A 18-Feb-20

DN3.A4250 Bid Period - Odor Control Biofilters 45% 16 22-Jan-20 A 18-Feb-20

DN3.A4490 Bid Period - Purchase Horizontal Submersible RAS Pumps 45% 16 22-Jan-20 A 18-Feb-20

DN3.A4220 Bid Period - Concrete Subcontractor 14% 31 22-Jan-20 A 10-Mar-20

DN3.A4390 Bid Period - Yard Piping Subcontract 14% 31 22-Jan-20 A 10-Mar-20

DN3.A4210 Bid Period - Electrical Subcontractor 14% 31 22-Jan-20 A 10-Mar-20

DN3.A4440 Bid Period - Plant Construction Subcontractor 14% 31 22-Jan-20 A 10-Mar-20

DN3.A4350 Bid Period - Site Subcontract 14% 31 22-Jan-20 A 10-Mar-20

DN3.A4552 Addendum No. 2 Issued (3Feb2020) 0% 1 03-Feb-20 03-Feb-20

Addendum / Re-AdvertiseAddendum / Re-AdvertiseAddendum / Re-Advertise 40 18-Mar-20 12-May-20

General Procurment Ac�vi�esGeneral Procurment Ac�vi�esGeneral Procurment Ac�vi�es 40 18-Mar-20 12-May-20

DN3.A6590 Re-advertise & Bid Concrete 0% 40 18-Mar-20 12-May-20

DN3.A6570 Re-advertise & Bid Yard Piping 0% 40 18-Mar-20 12-May-20

DN3.A6560 Re-advertise & Bid Site Subcontract 0% 40 18-Mar-20 12-May-20

DN3.A6580 Re-advertise & Bid Electrical 0% 40 18-Mar-20 12-May-20

DN3.A4540 Re-advertise & Bid Plant Construction 0% 40 18-Mar-20 12-May-20

CDM/CCI Bid Evaluation & RecommendationCDM/CCI Bid Evaluation & RecommendationCDM/CCI Bid Evaluation & Recommendation 20 19-Feb-20 17-Mar-20

General Procurment Ac�vi�esGeneral Procurment Ac�vi�esGeneral Procurment Ac�vi�es 20 19-Feb-20 17-Mar-20

DN3.A6690 CDM Bid Eval - Biological Process Aeration System 0% 5 19-Feb-20 25-Feb-20

DN3.A6800 CDM Bid Eval - I&C Subcontract 0% 5 19-Feb-20 25-Feb-20

DN3.A6810 CDM Bid Eval - Site Surveyor 0% 5 19-Feb-20 25-Feb-20

DN3.A6820 CDM Bid Eval - Testing Subcontract 0% 5 19-Feb-20 25-Feb-20

DN3.A6670 CDM Bid Eval - Final Clarifier Equipment 0% 5 19-Feb-20 25-Feb-20

DN3.A6600 CDM Bid Eval - SCUM Pumps 0% 5 19-Feb-20 25-Feb-20

DN3.A6630 CDM Bid Eval - Odor Control Biofilter 0% 5 19-Feb-20 25-Feb-20

DN3.A6680 CDM Bid Eval - Purchase Horizontal Submersible RAS Pumps 0% 5 19-Feb-20 25-Feb-20

DN3.A6620 CDM Bid Eval - Concrete Subcontractor 0% 5 11-Mar-20 17-Mar-20

DN3.A6650 CDM Bid Eval - Yard Piping Subcontract 0% 5 11-Mar-20 17-Mar-20

DN3.A6640 CDM Bid Eval - Site Subcontract 0% 5 11-Mar-20 17-Mar-20

DN3.A6610 CDM Bid Eval - Electrical Subcontractor 0% 5 11-Mar-20 17-Mar-20

DN3.A6660 CDM Bid Eval - Plant Construction Subcontractor 0% 5 11-Mar-20 17-Mar-20

Obtain City & SRF Approval & AwardObtain City & SRF Approval & AwardObtain City & SRF Approval & Award 65 26-Feb-20 27-May-20


2020 2021 2022 2023

P6 ID: 243954-CUP0120



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ADDENDUM No. 4

Page 2 of 18


RemainingDuration

Start Finish

General Procurment Ac�vi�esGeneral Procurment Ac�vi�esGeneral Procurment Ac�vi�es 65 26-Feb-20 27-May-20

DN3.A4520 Obtain City/SRF Approval & Award Purchase Biological Process Aeration System 0% 10 26-Feb-20 10-Mar-20

DN3.A6380 Obtain City/SRF Approval & Award Final Clarifier Equipment 0% 10 26-Feb-20 10-Mar-20

DN3.A6510 Obtain City/SRF Approval & Award SCUM Pumps 0% 10 26-Feb-20 10-Mar-20

DN3.A4320 Obtain City/SRF Approval & Award Odor Control Equipment 0% 10 26-Feb-20 10-Mar-20

DN3.A6520 Obtain City/SRF Approval & Award Submersible Solids Handling RAS Pumps 0% 10 26-Feb-20 10-Mar-20

DN3.A4340 Obtain City/SRF Approval & Award I&C Subcontract 0% 20 26-Feb-20 24-Mar-20

DN3.A4480 Obtain City/SRF Approval & Award Site Surveyor 0% 20 26-Feb-20 24-Mar-20

DN3.A4500 Obtain City/SRF Approval & Award Testing Subcontract 0% 20 26-Feb-20 24-Mar-20

DN3.A4280 Obtain City/SRF Approval & Award Concrete Subcontractor 0% 10 13-May-20 27-May-20

DN3.A4400 Obtain City/SRF Approval & Award Yard Piping Subcontract 0% 10 13-May-20 27-May-20

DN3.A4360 Obtain City/SRF Approval & Award Site Work Subcontract 0% 10 13-May-20 27-May-20

DN3.A4270 Obtain City/SRF Approval & Award Electrical Subcontractor 0% 10 13-May-20 27-May-20

DN3.A4450 Obtain City/SRF Approval & Award Plant Construction Subcontractor 0% 10 13-May-20 27-May-20

CDM/CCI Issue Subcontracts/PO'sCDM/CCI Issue Subcontracts/PO'sCDM/CCI Issue Subcontracts/PO's 65 11-Mar-20 10-Jun-20

General Procurment Ac�vi�esGeneral Procurment Ac�vi�esGeneral Procurment Ac�vi�es 65 11-Mar-20 10-Jun-20

DN3.A6730 CDM Finalize & Award Purchase Fine Bubble Difussers 0% 10 11-Mar-20 24-Mar-20

DN3.A6720 CDM Finalize & Award Final Clarifier Equipment 0% 10 11-Mar-20 24-Mar-20

DN3.A6700 CDM Finalize & Award SCUM Pumps 0% 10 11-Mar-20 24-Mar-20

DN3.A6710 CDM Finalize & Award Odor Control Equipment 0% 10 11-Mar-20 24-Mar-20

DN3.A6740 CDM Finalize & Award Submersible Solids Handling RAS Pumps 0% 10 11-Mar-20 24-Mar-20

DN3.A6760 CDM Finalize & Award Concrete Subcontractor 0% 10 28-May-20 10-Jun-20

DN3.A6780 CDM Finalize & Award Yard Piping Subcontract 0% 10 28-May-20 10-Jun-20

DN3.A6770 CDM Finalize & Award Site Work Subcontract 0% 10 28-May-20 10-Jun-20

DN3.A6750 CDM Finalize & Award Electrical Subcontractor 0% 10 28-May-20 10-Jun-20

DN3.A6790 CDM Finalize & Award Plant Construction Subcontractor 0% 10 28-May-20 10-Jun-20

SUBMITTALSSUBMITTALSSUBMITTALS 241 11-Mar-20 25-Feb-21

Prepare & Submit SubmittalsPrepare & Submit SubmittalsPrepare & Submit Submittals 231 11-Mar-20 10-Feb-21

Submi�alsSubmi�alsSubmi�als 231 11-Mar-20 10-Feb-21

CN3.5430 Submit Submersible Split Case Solids Handling RAS Pumps, 11312 0% 35 11-Mar-20 28-Apr-20

CN3.A6415 Submit Fine Bubble Diffusers, 11375 0% 25 25-Mar-20 28-Apr-20

CN3.6360 Submit Final Clarifier Equipment, 11341 0% 35 25-Mar-20 12-May-20


2020 2021 2022 2023

P6 ID: 243954-CUP0120



WBS (NoTF)

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Cri1cal Work

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ADDENDUM No. 4

Page 3 of 18


RemainingDuration

Start Finish

CN3.5420 Submit SCUM Pumps, 11317 0% 35 25-Mar-20 12-May-20

CN3.MX830 Submit Bio-Trickling Filter Odor Control Equipment, 11257 0% 35 25-Mar-20 12-May-20

CN3.5410 Submit I&C Instrumentation Submittals 0% 50 25-Mar-20 03-Jun-20

CN3.5440 Submit I&C Panels Submittals 0% 60 25-Mar-20 17-Jun-20

CN3.A6470 Submit Aluminum Covers, 11257 0% 35 28-May-20 16-Jul-20

CN3.MX840 Submit Sitework Misc Submittals 0% 20 11-Jun-20 09-Jul-20

CN3.A6425 Submit Demo Plan 0% 30 11-Jun-20 23-Jul-20

CN3.A6500 Submit Piping


RemainingDuration

Start Finish

PO - SECONDARY CLAIFIER ROUNDPO - SECONDARY CLAIFIER ROUNDPO - SECONDARY CLAIFIER ROUND 100 11-Jun-20 02-Nov-20

CN3.6390 Fab/Deliver Final Clarifier Equipment 0% 100 11-Jun-20 02-Nov-20

PO - BIOLOGIAL PROCESS AERATION SYSTEMPO - BIOLOGIAL PROCESS AERATION SYSTEMPO - BIOLOGIAL PROCESS AERATION SYSTEM 60 13-May-20 06-Aug-20

CN3.A6495 Fab/Deliver AB Diffuser Equipment 0% 60 13-May-20 06-Aug-20

PO - Odor Control BiofilterPO - Odor Control BiofilterPO - Odor Control Biofilter 80 11-Jun-20 02-Oct-20

CN3.5470 Fab/Deliver Odor Control Equipment 0% 80 11-Jun-20 02-Oct-20

YARD PIPING PCKAGEYARD PIPING PCKAGEYARD PIPING PCKAGE 80 07-Aug-20 03-Dec-20

CN3.A6490 Fab/Deliver Piping < 48" 0% 80 07-Aug-20 03-Dec-20

CONCRETE PACKAGECONCRETE PACKAGECONCRETE PACKAGE 80 14-Aug-20 10-Dec-20

CN3.A6540 Fab/Deliver 102" PCCP Pipe 0% 80 14-Aug-20 10-Dec-20

CN3.A6520 Mob & Deliver 1st Materials for Temporary Dual 54" Bypass 0% 5 21-Aug-20 27-Aug-20

PLANT CONSTRUCTION PACKAGEPLANT CONSTRUCTION PACKAGEPLANT CONSTRUCTION PACKAGE 201 31-Jul-20 20-May-21

CN3.6460 Fab/Deliver - Aluminum Covers 0% 60 31-Jul-20 26-Oct-20

CN3.6440 Fab/Deliver Miscellaneous Metals 0% 60 26-Feb-21 20-May-21

I&C PACKAGEI&C PACKAGEI&C PACKAGE 115 25-Jun-20 10-Dec-20

CN3.6400 Fab/Deliver - I&C Instrumentation 0% 40 25-Jun-20 20-Aug-20

CN3.6420 Fab/Deliver I&C Panels 0% 100 17-Jul-20 10-Dec-20

CONSTRUCTIONCONSTRUCTIONCONSTRUCTION 487 10-Jul-20 21-Jun-22

GeneralGeneralGeneral 250 15-Jul-20 14-Jul-21

GMP 3 Coordination MilestonesGMP 3 Coordination MilestonesGMP 3 Coordination Milestones 250 15-Jul-20 14-Jul-21

General SiteworkGeneral SiteworkGeneral Sitework 125 22-Dec-21 21-Jun-22

SITE WORK PACKAGESITE WORK PACKAGESITE WORK PACKAGE 40 26-Apr-22 21-Jun-22

CN3.MX1300 Final Sitework, Bollards, Road Improvements, and Restoration 0% 40 26-Apr-22 21-Jun-22

YARD PIPING PCKAGEYARD PIPING PCKAGEYARD PIPING PCKAGE 46 22-Dec-21 01-Mar-22

CN3.MX3540 Install 24" RAS Piping (Exterior Bldg) 0% 7 22-Dec-21 03-Jan-22

CN3.MX3691 Tie-in 24" RAS Piping to Existing 24" RAS @ Sta 5+00 PKG2B 0% 1 04-Jan-22 04-Jan-22

CN3.MX1200 DIP CL350 P401-SC-Scum Pump Station to Existing Headworks 0% 5 01-Feb-22 07-Feb-22

CN3.MX1070 DIP 24" RAS from RAS PS to Exiting 24" RAS 0% 5 08-Feb-22 14-Feb-22

CN3.MX1100 DIP 18" CL350 CML-SLUDGE-Relocation @ RAS Aeration 0% 5 15-Feb-22 22-Feb-22

CN3.MX1090 24" RAS from Existing 24" bend to Existing 24" & Future RAS Reaeration 0% 10 15-Feb-22 01-Mar-22

Clarifier 5N & 5SClarifier 5N & 5SClarifier 5N & 5S 447 10-Jul-20 25-Apr-22

YARD PIPING PCKAGEYARD PIPING PCKAGEYARD PIPING PCKAGE 38 29-Nov-21 24-Jan-22

CN3.MX1620 48" SCE Pipe South Final Clarifiers to Junction Box 0% 17 29-Nov-21 21-Dec-21

CN3.MX1800 48" SCE Pipe North Final Clarifiers to Junction Box 0% 11 22-Dec-21 07-Jan-22

CN3.MX1080 48" DIP CL150 CML-RAS-Relocated Line to Existing RAS Line 0% 10 10-Jan-22 24-Jan-22

CONCRETE PACKAGECONCRETE PACKAGECONCRETE PACKAGE 394 10-Jul-20 08-Feb-22

CN3.00010 Sitework Initial Survey 0% 2 10-Jul-20 13-Jul-20


2020 2021 2022 2023

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RemainingDuration

Start Finish

CN3.MX1230 Sitework Mob / Utility Locate / Pothole / Rough Grade 0% 10 10-Jul-20 23-Jul-20

CN3.MX2620 Cut, Cap & Remove Effluent Lines & Misc. Site Piping 0% 5 10-Aug-20 14-Aug-20

CN3.MX2670 Install Dewatering System for Clarifier & Drawdown 0% 14 17-Aug-20 03-Sep-20

CN3.MX1160 DIP CL350 P401-SC-Clarifiers to Scum Pump Station 0% 5 25-Jan-22 31-Jan-22

CN3.MX3430 Form & Pour SCUM Pump Pads (5N1 & 5S1) 0% 6 01-Feb-22 08-Feb-22

ELECTRICAL PACKAGEELECTRICAL PACKAGEELECTRICAL PACKAGE 398 03-Aug-20 09-Mar-22

CN3.MX2630 Electrical Demolition 0% 5 03-Aug-20 07-Aug-20

CN3.A6440 Set/Wire Package Scum Pump Station 0% 20 09-Feb-22 09-Mar-22

CLARIFIER 5-N CONSTRUCTIONCLARIFIER 5-N CONSTRUCTIONCLARIFIER 5-N CONSTRUCTION 393 25-Sep-20 25-Apr-22

CONCRETE PACKAGECONCRETE PACKAGECONCRETE PACKAGE 291 25-Sep-20 24-Nov-21

CN3.MX2715 Install Temporary Shoring 0% 13 25-Sep-20 14-Oct-20

CN3.MX2718 Excavate for Clarifier 5-N 0% 12 21-Jan-21 05-Feb-21

CN3.MX2550 Remove & Demo Existing Clarifier 5-N 0% 21 08-Feb-21 09-Mar-21

CN3.MX2810 Clarifier 5N Center Pier 0% 21 10-Mar-21 07-Apr-21

CN3.MX2720 Clarifier 5N Underslab Pipe / Encased (48", 18", 12", 8") 0% 21 08-Apr-21 06-May-21

CN3.MX1270 Install Underslab Underdrain System Clarifier 5-N 0% 10 07-May-21 20-May-21

CN3.MX2910 Clarifier 5N Concrete FND/Floor 0% 25 21-May-21 25-Jun-21

CN3.MX2940 Clarifier 5N Concrete Wall 0% 42 28-Jun-21 25-Aug-21

CN3.MX3130 Clarifier 5N Concrete Launder 0% 42 26-Aug-21 26-Oct-21

CN3.MX4030 Water Test Clarifier 5N 0% 10 03-Nov-21 17-Nov-21

CN3.MX1250 Backfill Clarifier 5N 0% 5 18-Nov-21 24-Nov-21

PLANT CONSTRUCTION PACKAGEPLANT CONSTRUCTION PACKAGEPLANT CONSTRUCTION PACKAGE 102 29-Nov-21 25-Apr-22

CN3.MX3290 Install Weirs & Baffles - Clarifier 5N 0% 12 29-Nov-21 14-Dec-21

CN3.MX3460 Install Clarifier Equipment - Clarifier 5N 0% 32 15-Dec-21 01-Feb-22

CN3.MX3960 Install Clarifier Mechanism - Clarifier 5N 0% 5 02-Feb-22 08-Feb-22

CN3.MX3850 Grout Clarifier Bottoms - Clarifier 5N 0% 5 09-Feb-22 15-Feb-22

CN3.MX3900 Fill & Drain Clarifier - Clarifier 5N 0% 3 16-Feb-22 18-Feb-22

CN3.MX5370 Misc. Metals - Clarifier 5N 0% 5 16-Feb-22 23-Feb-22

CN3.MX4060 Start-Up & Test Clarifier - Clarifier 5N 0% 10 12-Apr-22 25-Apr-22

ELECTRICAL PACKAGEELECTRICAL PACKAGEELECTRICAL PACKAGE 42 02-Feb-22 01-Apr-22

CN3.MX3730 Electrical Rough In 0% 12 02-Feb-22 17-Feb-22

CN3.MX3720 Feeders And Branch Wiring 0% 15 18-Feb-22 11-Mar-22


2020 2021 2022 2023

P6 ID: 243954-CUP0120



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RemainingDuration

Start Finish

CN3.MX3840 Electrical Equipment Connections 0% 5 28-Feb-22 04-Mar-22

CN3.MX3860 Install Electrical Gear - Clarifier 5N 0% 15 28-Feb-22 18-Mar-22

CN3.MX3845 Install Clarifiers Lighting 0% 10 14-Mar-22 25-Mar-22

CN3.MX3740 Install I & C Devices 0% 15 14-Mar-22 01-Apr-22

I&C PACKAGEI&C PACKAGEI&C PACKAGE 6 04-Apr-22 11-Apr-22

CN3.MX3950 Loop Test I&C Devices - Clarifier 5N 0% 6 04-Apr-22 11-Apr-22

CLARIFIER 5-S CONSTRUCTIONCLARIFIER 5-S CONSTRUCTIONCLARIFIER 5-S CONSTRUCTION 408 03-Sep-20 25-Apr-22

CONCRETE PACKAGECONCRETE PACKAGECONCRETE PACKAGE 227 03-Sep-20 02-Aug-21

CN3.A8300 Install Temporary Shoring - Clarifier 5S 0% 15 03-Sep-20 24-Sep-20

CN3.A6460 Excavate for Clarifier 5-S (Requires PKG1 Operation) 0% 10 11-Sep-20 24-Sep-20

CN3.MX2560 Remove & Demo Existing Clarifier 5-S 0% 24 25-Sep-20 29-Oct-20

CN3.MX2800 Clarifier 5S Center Pier 0% 21 30-Oct-20 02-Dec-20

CN3.MX2710 Clarifier 5S Underslab Pipe / Encased (48", 18", 12", 8") 0% 22 03-Dec-20 05-Jan-21

CN3.MX1260 Install Underslab Underdrain System Clarifier 5-S 0% 10 06-Jan-21 20-Jan-21

CN3.MX2900 Clarifier 5S Concrete FND/Floor 0% 25 21-Jan-21 25-Feb-21

CN3.MX2930 Clarifier 5S Concrete Wall 0% 40 05-Mar-21 29-Apr-21

CN3.MX3120 Clarifier 5S Concrete Launder 0% 40 30-Apr-21 25-Jun-21

CN3.MX4020 Water Test Clarifier - Clarifier 5S 0% 10 06-Jul-21 19-Jul-21

CN3.MX1240 Backfill Clarifier 5S 0% 10 20-Jul-21 02-Aug-21

PLANT CONSTRUCTION PACKAGEPLANT CONSTRUCTION PACKAGEPLANT CONSTRUCTION PACKAGE 186 27-Jul-21 25-Apr-22

CN3.MX3280 Install Weirs & Baffles - Clarifier 5S 0% 10 27-Jul-21 09-Aug-21

CN3.MX3440 Install Clarifier Equipment - Clarifier 5S 0% 30 10-Aug-21 21-Sep-21

CN3.MX3940 Install Clarifier Mechanism - Clarifier 5S 0% 5 22-Sep-21 28-Sep-21

CN3.MX3820 Grout Clarifier Bottoms - Clarifier 5S 0% 5 29-Sep-21 05-Oct-21

CN3.MX3890 Fill & Drain Clarifier 5S 0% 5 06-Oct-21 13-Oct-21

CN3.MX5380 Misc Metals - Clarifier 5S 0% 5 06-Oct-21 13-Oct-21

CN3.MX4050 Start-Up & Test Clarifier 5S 0% 10 12-Apr-22 25-Apr-22

ELECTRICAL PACKAGEELECTRICAL PACKAGEELECTRICAL PACKAGE 40 31-Aug-21 27-Oct-21

CN3.MX3700 Electrical Rough In 0% 15 31-Aug-21 21-Sep-21

CN3.MX3710 Install I & C Devices 0% 5 22-Sep-21 28-Sep-21

CN3.MX3690 Feeders And Branch Wiring 0% 15 22-Sep-21 13-Oct-21

CN3.MX3810 Electrical Equipment Connections 0% 5 29-Sep-21 05-Oct-21


2020 2021 2022 2023

P6 ID: 243954-CUP0120



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RemainingDuration

Start Finish

CN3.MX3830 Install Electrical Gear - Clarifier 5S 0% 10 29-Sep-21 13-Oct-21

CN3.MX3812 Install Clarifiers Lighting 0% 10 14-Oct-21 27-Oct-21

I&C PACKAGEI&C PACKAGEI&C PACKAGE 6 04-Apr-22 11-Apr-22

CN3.MX3930 Loop Test I&C Devices - Clarifier 5S 0% 6 04-Apr-22 11-Apr-22

NEW RAS PUMP STATIONNEW RAS PUMP STATIONNEW RAS PUMP STATION 196 03-Aug-21 16-May-22

RAS PUMP STATIONRAS PUMP STATIONRAS PUMP STATION 196 03-Aug-21 16-May-22

CONCRETE PACKAGECONCRETE PACKAGECONCRETE PACKAGE 66 03-Aug-21 04-Nov-21

CN3.MX3310 Excavation / Placement of Structural Fill RAS PS 0% 7 03-Aug-21 11-Aug-21

CN3.MX3390 Form & Pour Slab RAS PS 0% 15 12-Aug-21 01-Sep-21

CN3.MX3400 Form & Pour Walls RAS PS 0% 15 10-Sep-21 30-Sep-21

CN3.MX3330 Form & Pour RAS Pump Equipment Pads 0% 3 01-Oct-21 05-Oct-21

CN3.MX3597 Backfill RAS PS 0% 2 25-Oct-21 26-Oct-21

CN3.MX3607 Form & Pour 24" RAS Pipe Slab (Ext Bldg) 0% 7 27-Oct-21 04-Nov-21

PLANT CONSTRUCTION PACKAGEPLANT CONSTRUCTION PACKAGEPLANT CONSTRUCTION PACKAGE 137 27-Oct-21 16-May-22

CN3.MX3600 Install Structural Columns & Canopy 0% 12 27-Oct-21 12-Nov-21

CN3.MX5000 Install Pipe Supports 24" RAS Pipe (Outside) 0% 3 05-Nov-21 09-Nov-21

CN3.MX5010 Install Structural Supports, Stairs, Handrails 0% 8 15-Nov-21 24-Nov-21

CN3.MX3530 Install 24" RAS Pumps & Piping (Interior Bldg) 0% 25 15-Nov-21 21-Dec-21

CN3.MX3920 Start-Up & Test RAS 0% 15 26-Apr-22 16-May-22

ELECTRICAL PACKAGEELECTRICAL PACKAGEELECTRICAL PACKAGE 20 15-Dec-21 13-Jan-22

CN3.MX3660 Feeders And Branch Wiring 0% 8 15-Dec-21 27-Dec-21

CN3.MX3650 Electrical Rough In 0% 15 15-Dec-21 06-Jan-22

CN3.MX3670 Install I&C Devices 0% 8 22-Dec-21 04-Jan-22

CN3.MX3770 Electrical Connections And Terminations 0% 15 22-Dec-21 13-Jan-22

I&C PACKAGEI&C PACKAGEI&C PACKAGE 8 14-Jan-22 26-Jan-22

CN3.MX3780 Loop Test & Terminate I&C Devices - RAS PS 0% 8 14-Jan-22 26-Jan-22

EXISTING AERATION BASIN UPGRADESEXISTING AERATION BASIN UPGRADESEXISTING AERATION BASIN UPGRADES 447 07-Aug-20 23-May-22

SOUTH AERATION BASINSSOUTH AERATION BASINSSOUTH AERATION BASINS 278 07-Aug-20 16-Sep-21

South Aeration Basins 1&2South Aeration Basins 1&2South Aeration Basins 1&2 278 07-Aug-20 16-Sep-21

PLANT CONSTRUCTION PACKAGEPLANT CONSTRUCTION PACKAGEPLANT CONSTRUCTION PACKAGE 278 07-Aug-20 16-Sep-21

CN3.A3370 Clean Existing Aeration Basin of Residuals - South Basins 1&2 0% 6 07-Aug-20 14-Aug-20

CN3.MX1650 Demo Existing Aeration Diffusers - South Basins 1&2 0% 10 12-Aug-20 25-Aug-20

CN3.A3450 Sandblast/Paint Existing 24" Air Header - South Basin 1&2 0% 15 19-Aug-20 09-Sep-20

CN3.A3380 Install Fine Bubble Aeration Diffusers - Basins South 1&2 0% 15 04-Sep-20 25-Sep-20

CN3.A5410 Test & Check Fine Bubble Aeration Equipment - Basins South 1&2 0% 2 28-Sep-20 29-Sep-20


2020 2021 2022 2023

P6 ID: 243954-CUP0120



WBS (NoTF)

Actual

LOE

Summary

Remaining

Cri1cal Work

Milestone


ADDENDUM No. 4

Page 8 of 18


RemainingDuration

Start Finish

CN3.A5230 Start-Up 1&2 South Aeration Basins 0% 2 30-Sep-20 01-Oct-20

CN3.A5270 Draining of Basins 3&4 By Owner 0% 3 14-Sep-21 16-Sep-21

ELECTRICAL PACKAGEELECTRICAL PACKAGEELECTRICAL PACKAGE 6 04-Sep-20 14-Sep-20

CN3.A3390 Rough-in Electric 1&2 0% 2 04-Sep-20 08-Sep-20

CN3.A3400 Wire & Cabling - Basins South 1&2 0% 2 09-Sep-20 10-Sep-20

CN3.A3440 Install I&C Intruments - South Basins 1&2 0% 1 11-Sep-20 11-Sep-20

CN3.A3420 Electrical Termination - Basins South 1&2 0% 2 11-Sep-20 14-Sep-20

I&C PACKAGEI&C PACKAGEI&C PACKAGE 1 15-Sep-20 15-Sep-20

CN3.A3430 Loop Testing - South Basins 1&2 0% 1 15-Sep-20 15-Sep-20

South Aeration Basins 3&4South Aeration Basins 3&4South Aeration Basins 3&4 41 02-Oct-20 03-Dec-20

PLANT CONSTRUCTION PACKAGEPLANT CONSTRUCTION PACKAGEPLANT CONSTRUCTION PACKAGE 41 02-Oct-20 03-Dec-20

CN3.A8370 Clean Existing Aeration Basin of Residuals - South Basins 3&4 0% 5 02-Oct-20 08-Oct-20

CN3.MX5250 Demo Existing Aeration Diffusers - South Basins 3&4 0% 8 07-Oct-20 19-Oct-20

CN3.A8380 Sandblast/Paint Existing 24" Air Header - South Basins 3&4 0% 14 15-Oct-20 03-Nov-20

CN3.A8400 Install Fine Bubble Aeration Diffusers - South Basins 3&4 0% 15 30-Oct-20 20-Nov-20

CN3.A8450 Test & Check Fine Bubble Aeration Equipment - South Basins 3&4 0% 2 23-Nov-20 24-Nov-20

CN3.A8460 Start-Up 3&4 South Aeration Basins 0% 2 25-Nov-20 30-Nov-20

CN3.A8465 Draining of Basins 5&6 By Owner 0% 3 01-Dec-20 03-Dec-20

ELECTRICAL PACKAGEELECTRICAL PACKAGEELECTRICAL PACKAGE 6 30-Oct-20 06-Nov-20

CN3.A8390 Rough-in Electric - South Basins 3&4 0% 2 30-Oct-20 02-Nov-20

CN3.A8410 Wire & Cabling - South Basins 3&4 0% 2 03-Nov-20 04-Nov-20

CN3.A8430 Install I&C Intruments - South Basins 3&4 0% 1 05-Nov-20 05-Nov-20

CN3.A8420 Electrical Termination - South Basins 3&4 0% 2 05-Nov-20 06-Nov-20

I&C PACKAGEI&C PACKAGEI&C PACKAGE 1 09-Nov-20 09-Nov-20

CN3.A8440 Loop Testing - South Basins 3&4 0% 1 09-Nov-20 09-Nov-20

South Aeration Basins 5&6South Aeration Basins 5&6South Aeration Basins 5&6 39 04-Dec-20 01-Feb-21

PLANT CONSTRUCTION PACKAGEPLANT CONSTRUCTION PACKAGEPLANT CONSTRUCTION PACKAGE 39 04-Dec-20 01-Feb-21

CN3.A8470 Clean Existing Aeration Basin of Residuals - South Basins 5&6 0% 5 04-Dec-20 10-Dec-20

CN3.MX5260 Demo Existing Aeration Diffusers - South Basins 5&6 0% 8 09-Dec-20 18-Dec-20

CN3.A8480 Sandblast/Paint Existing 24" Air Header - South Basins 5&6 0% 12 16-Dec-20 04-Jan-21

CN3.A8500 Install Fine Bubble Aeration Diffusers - South Basins 5&6 0% 15 30-Dec-20 21-Jan-21

CN3.A8550 Test & Check Fine Bubble Aeration Equipment - South Basins 5&6 0% 2 22-Jan-21 25-Jan-21

CN3.A8560 Start-Up 5&6 South Aeration Basins 0% 2 26-Jan-21 27-Jan-21


2020 2021 2022 2023

P6 ID: 243954-CUP0120



WBS (NoTF)

Actual

LOE

Summary

Remaining

Cri1cal Work

Milestone


ADDENDUM No. 4

Page 9 of 18


RemainingDuration

Start Finish

CN3.A8565 Draining of Basins 7&8 By Owner 0% 3 28-Jan-21 01-Feb-21


CN3.A8490 Rough-in Electric - South Basins 5&6 0% 2 30-Dec-20 31-Dec-20

CN3.A8510 Wire & Cabling - South Basins 5&6 0% 2 04-Jan-21 05-Jan-21

CN3.A8530 Install I&C Intruments - South Basins 5&6 0% 1 06-Jan-21 06-Jan-21

CN3.A8520 Electrical Termination - South Basins 5&6 0% 2 06-Jan-21 07-Jan-21


CN3.A8540 Loop Testing - South Basins 5&6 0% 1 08-Jan-21 08-Jan-21

South Aeration Basins 7&8South Aeration Basins 7&8South Aeration Basins 7&8 40 02-Feb-21 30-Mar-21

PLANT CONSTRUCTION PACKAGEPLANT CONSTRUCTION PACKAGEPLANT CONSTRUCTION PACKAGE 40 02-Feb-21 30-Mar-21

CN3.A8570 Clean Existing Aeration Basin of Residuals - South Basins 7&8 0% 5 02-Feb-21 08-Feb-21

CN3.MX5270 Demo Existing Aeration Diffusers - South Basins 7&8 0% 8 05-Feb-21 17-Feb-21

CN3.A8580 Sandblast/Paint Existing 24" Air Header - South Basins 7&8 0% 12 16-Feb-21 03-Mar-21

CN3.A8600 Install Fine Bubble Aeration Diffusers - South Basins 7&8 0% 15 01-Mar-21 19-Mar-21

CN3.A8650 Test & Check Fine Bubble Aeration Equipment - South Basins 7&8 0% 2 22-Mar-21 23-Mar-21

CN3.A8660 Start-Up 7&8 South Aeration Basins 0% 2 24-Mar-21 25-Mar-21

CN3.A8665 Draining of Basins 9&10 By Owner 0% 3 26-Mar-21 30-Mar-21

ELECTRICAL PACKAGEELECTRICAL PACKAGEELECTRICAL PACKAGE 6 01-Mar-21 08-Mar-21

CN3.A8590 Rough-in Electric - South Basins 7&8 0% 2 01-Mar-21 02-Mar-21

CN3.A8610 Wire & Cabling - South Basins 7&8 0% 2 03-Mar-21 04-Mar-21

CN3.A8630 Install I&C Intruments - South Basins 7&8 0% 1 05-Mar-21 05-Mar-21

CN3.A8620 Electrical Termination - South Basins 7&8 0% 2 05-Mar-21 08-Mar-21

I&C PACKAGEI&C PACKAGEI&C PACKAGE 1 09-Mar-21 09-Mar-21

CN3.A8640 Loop Testing - South Basins 7&8 0% 1 09-Mar-21 09-Mar-21

South Aeration Basins 9&10South Aeration Basins 9&10South Aeration Basins 9&10 40 31-Mar-21 25-May-21

PLANT CONSTRUCTION PACKAGEPLANT CONSTRUCTION PACKAGEPLANT CONSTRUCTION PACKAGE 40 31-Mar-21 25-May-21

CN3.A3410 Clean Existing Aeration Basin of Residuals - South Basins 9&10 0% 5 31-Mar-21 06-Apr-21

CN3.MX1651 Demo Existing Aeration Diffusers - South Basins 9&10 0% 8 05-Apr-21 14-Apr-21

CN3.A5570 Sandblast/Paint Existing 24" Air Header - South Basins 9&10 0% 12 13-Apr-21 28-Apr-21

CN3.A3425 Install Fine Bubble Aeration Diffusers - South Basins 9&10 0% 15 26-Apr-21 14-May-21

CN3.A5390 Test & Check Fine Bubble Aeration Equipment - South Basins 9&10 0% 2 17-May-21 18-May-21

CN3.A5240 Start-Up 9&10 South Aeration Basins 0% 2 19-May-21 20-May-21

CN3.A9430 Draining of Basins 11&12 By Owner 0% 3 21-May-21 25-May-21

ELECTRICAL PACKAGEELECTRICAL PACKAGEELECTRICAL PACKAGE 6 26-Apr-21 03-May-21


2020 2021 2022 2023

P6 ID: 243954-CUP0120



WBS (NoTF)

Actual

LOE

Summary

Remaining

Cri1cal Work

Milestone


ADDENDUM No. 4

Page 10 of 18


RemainingDuration

Start Finish

CN3.A5420 Rough-in Electric - South Basins 9&10 0% 2 26-Apr-21 27-Apr-21

CN3.A5430 Wire & Cabling - South Basins 9&10 0% 2 28-Apr-21 29-Apr-21

CN3.A5450 Install I&C Instruments - South Basins 9&10 0% 1 30-Apr-21 30-Apr-21

CN3.A5440 Electrical Termination - South Basins 9&10 0% 2 30-Apr-21 03-May-21

I&C PACKAGEI&C PACKAGEI&C PACKAGE 1 04-May-21 04-May-21

CN3.A5460 Loop Testing - South Basins 9&10 0% 1 04-May-21 04-May-21

South Aeration Basins 11&12South Aeration Basins 11&12South Aeration Basins 11&12 38 26-May-21 20-Jul-21

PLANT CONSTRUCTION PACKAGEPLANT CONSTRUCTION PACKAGEPLANT CONSTRUCTION PACKAGE 38 26-May-21 20-Jul-21

CN3.A8670 Clean Existing Aeration Basin of Residuals - South Basins 11&12 0% 5 26-May-21 02-Jun-21

CN3.MX5280 Demo Existing Aeration Diffusers - South Basins 11&12 0% 8 01-Jun-21 10-Jun-21

CN3.A8680 Sandblast/Paint Existing 24" Air Header - South Basins 11&12 0% 15 09-Jun-21 29-Jun-21

CN3.A8700 Install Fine Bubble Aeration Diffusers - South Basins 11&12 0% 10 25-Jun-21 09-Jul-21

CN3.A8750 Test & Check Fine Bubble Aeration Equipment - South Basins 11&12 0% 2 12-Jul-21 13-Jul-21

CN3.A8760 Start-Up 11&12 South Aeration Basins 0% 2 14-Jul-21 15-Jul-21

CN3.A8765 Draining of Basins 13&14 By Owner 0% 3 16-Jul-21 20-Jul-21

ELECTRICAL PACKAGEELECTRICAL PACKAGEELECTRICAL PACKAGE 6 25-Jun-21 02-Jul-21

CN3.A8690 Rough-in Electric - South Basins 11&12 0% 2 25-Jun-21 28-Jun-21

CN3.A8710 Wire & Cabling - South Basins 11&12 0% 2 29-Jun-21 30-Jun-21

CN3.A8720 Install I&C Instruments - South Basins 11&12 0% 1 01-Jul-21 01-Jul-21

CN3.A8730 Electrical Termination - South Basins 11&12 0% 2 01-Jul-21 02-Jul-21

I&C PACKAGEI&C PACKAGEI&C PACKAGE 1 06-Jul-21 06-Jul-21

CN3.A8740 Loop Testing - South Basins 11&12 0% 1 06-Jul-21 06-Jul-21

South Aeration Basins 13&14South Aeration Basins 13&14South Aeration Basins 13&14 36 21-Jul-21 09-Sep-21

PLANT CONSTRUCTION PACKAGEPLANT CONSTRUCTION PACKAGEPLANT CONSTRUCTION PACKAGE 36 21-Jul-21 09-Sep-21

CN3.A8770 Clean Existing Aeration Basin of Residuals - South Basins 13&14 0% 5 21-Jul-21 27-Jul-21

CN3.MX5290 Demo Existing Aeration Diffusers - South Basins 13&14 0% 8 26-Jul-21 04-Aug-21

CN3.A8780 Sandblast/Paint Existing 24" Air Header - South Basins 13&14 0% 12 03-Aug-21 18-Aug-21

CN3.A8800 Install Fine Bubble Aeration Diffusers - South Basins 13&14 0% 15 16-Aug-21 03-Sep-21

CN3.A8850 Test & Check Fine Bubble Aeration Equipment - South Basins 13&14 0% 2 07-Sep-21 08-Sep-21

CN3.A8860 Start-Up 13&14 South Aeration Basins 0% 1 09-Sep-21 09-Sep-21

ELECTRICAL PACKAGEELECTRICAL PACKAGEELECTRICAL PACKAGE 6 16-Aug-21 23-Aug-21

CN3.A8790 Rough-in Electric - South Basins 13&14 0% 2 16-Aug-21 17-Aug-21

CN3.A8810 Wire & Cabling - South Basins 13&14 0% 2 18-Aug-21 19-Aug-21


2020 2021 2022 2023

P6 ID: 243954-CUP0120



WBS (NoTF)

Actual

LOE

Summary

Remaining

Cri1cal Work

Milestone


ADDENDUM No. 4

Page 11 of 18


RemainingDuration

Start Finish

CN3.A8820 Install I&C Instruments - South Basins 13&14 0% 1 20-Aug-21 20-Aug-21

CN3.A8830 Electrical Termination - South Basins 13&14 0% 2 20-Aug-21 23-Aug-21

I&C PACKAGEI&C PACKAGEI&C PACKAGE 1 24-Aug-21 24-Aug-21

CN3.A8840 Loop Testing - South Basins 13&14 0% 1 24-Aug-21 24-Aug-21

NORTH AERATION BASINSNORTH AERATION BASINSNORTH AERATION BASINS 213 16-Jul-21 23-May-22

North Aeration Basins 1&2North Aeration Basins 1&2North Aeration Basins 1&2 44 16-Jul-21 16-Sep-21

PLANT CONSTRUCTION PACKAGEPLANT CONSTRUCTION PACKAGEPLANT CONSTRUCTION PACKAGE 44 16-Jul-21 16-Sep-21

CN3.A3451 Clean Existing Aeration Basin of Residuals - North Basins 1&2 0% 5 16-Jul-21 22-Jul-21

CN3.MX1652 Demo Existing Aeration Diffusers - North Basins 1-2 0% 6 21-Jul-21 28-Jul-21

CN3.A5580 Sandblast/Paint Existing 24" Air Header - North Basins 1-2 0% 15 29-Jul-21 18-Aug-21

CN3.A3460 Install Fine Bubble Aeration Diffusers - North Basins 1-2 0% 15 16-Aug-21 03-Sep-21

CN3.A5370 Test & Check Fine Bubble Aeration Equipment - North Basins 1-2 0% 2 07-Sep-21 08-Sep-21

CN3.A5250 Start-Up 1&2 North Aeration Basins 0% 3 09-Sep-21 13-Sep-21

CN3.A5255 Draining of Basins 3&4 & 5&6 By Owner 0% 3 14-Sep-21 16-Sep-21


CN3.A5470 Rough-in Electric - North Basins 1-2 0% 2 16-Aug-21 17-Aug-21

CN3.A5480 Wire & Cabling - North Basins 1-2 0% 2 18-Aug-21 19-Aug-21

CN3.A5500 Install I&C Intruments - North Basins 1-2 0% 1 20-Aug-21 20-Aug-21

CN3.A5490 Electrical Termination - North Basins 1-2 0% 2 20-Aug-21 23-Aug-21

I&C PACKAGEI&C PACKAGEI&C PACKAGE 1 24-Aug-21 24-Aug-21

CN3.A5510 Loop Testing - North Basins 1-2 0% 1 24-Aug-21 24-Aug-21

North Aeration Basins 3&4North Aeration Basins 3&4North Aeration Basins 3&4 43 17-Sep-21 18-Nov-21

PLANT CONSTRUCTION PACKAGEPLANT CONSTRUCTION PACKAGEPLANT CONSTRUCTION PACKAGE 43 17-Sep-21 18-Nov-21

CN3.A8870 Clean Existing Aeration Basin of Residuals - North Basins 3&4 0% 5 17-Sep-21 23-Sep-21

CN3.MX5300 Demo Existing Aeration Diffusers - North Basins 3&4 0% 6 22-Sep-21 29-Sep-21

CN3.A8880 Sandblast/Paint Existing 24" Air Header - North Basins 3&4 0% 15 30-Sep-21 21-Oct-21

CN3.A8900 Install Fine Bubble Aeration Diffusers - North Basins 3&4 0% 15 19-Oct-21 08-Nov-21

CN3.A8950 Test & Check Fine Bubble Aeration Equipment - North Basins 3&4 0% 2 09-Nov-21 10-Nov-21

CN3.A8960 Start-Up 3&4 North Aeration Basins 0% 2 12-Nov-21 15-Nov-21

CN3.A8965 Draining of Basins 7&8 By Owner 0% 3 16-Nov-21 18-Nov-21

ELECTRICAL PACKAGEELECTRICAL PACKAGEELECTRICAL PACKAGE 6 19-Oct-21 26-Oct-21

CN3.A8890 Rough-in Electric - North Basins 3&4 0% 2 19-Oct-21 20-Oct-21

CN3.A8910 Wire & Cabling - North Basins 3&4 0% 2 21-Oct-21 22-Oct-21

CN3.A8920 Install I&C Intruments - North Basins 3&4 0% 1 25-Oct-21 25-Oct-21


2020 2021 2022 2023

P6 ID: 243954-CUP0120



WBS (NoTF)

Actual

LOE

Summary

Remaining

Cri1cal Work

Milestone


ADDENDUM No. 4

Page 12 of 18


RemainingDuration

Start Finish

CN3.A8930 Electrical Termination - North Basins 3&4 0% 2 25-Oct-21 26-Oct-21

I&C PACKAGEI&C PACKAGEI&C PACKAGE 1 27-Oct-21 27-Oct-21

CN3.A8940 Loop Testing - North Basins 3&4 0% 1 27-Oct-21 27-Oct-21

North Aeration Basins 5&6North Aeration Basins 5&6North Aeration Basins 5&6 43 17-Sep-21 18-Nov-21

PLANT CONSTRUCTION PACKAGEPLANT CONSTRUCTION PACKAGEPLANT CONSTRUCTION PACKAGE 43 17-Sep-21 18-Nov-21

CN3.A8970 Clean Existing Aeration Basin of Residuals - North Basins 5&6 0% 5 17-Sep-21 23-Sep-21

CN3.MX5310 Demo Existing Aeration Diffusers - North Basins 5&6 0% 6 22-Sep-21 29-Sep-21

CN3.A8980 Sandblast/Paint Existing 24" Air Header - North Basins 5&6 0% 15 30-Sep-21 21-Oct-21

CN3.A9000 Install Fine Bubble Aeration Diffusers - North Basins 5&6 0% 15 19-Oct-21 08-Nov-21

CN3.A9050 Test & Check Fine Bubble Aeration Equipment - North Basins 5&6 0% 2 09-Nov-21 10-Nov-21

CN3.A9060 Start-Up 5&6 North Aeration Basins 0% 2 12-Nov-21 15-Nov-21

CN3.A9065 Draining of Basins 9&10 By Owner 0% 3 16-Nov-21 18-Nov-21

ELECTRICAL PACKAGEELECTRICAL PACKAGEELECTRICAL PACKAGE 6 19-Oct-21 26-Oct-21

CN3.A8990 Rough-in Electric - North Basins 5&6 0% 2 19-Oct-21 20-Oct-21

CN3.A9010 Wire & Cabling - North Basins 5&6 0% 2 21-Oct-21 22-Oct-21

CN3.A9020 Install I&C Intruments - North Basins 5&6 0% 1 25-Oct-21 25-Oct-21

CN3.A9030 Electrical Termination - North Basins 5&6 0% 2 25-Oct-21 26-Oct-21

I&C PACKAGEI&C PACKAGEI&C PACKAGE 1 27-Oct-21 27-Oct-21

CN3.A9040 Loop Testing - North Basins 5&6 0% 1 27-Oct-21 27-Oct-21

North Aeration Basins 7&8North Aeration Basins 7&8North Aeration Basins 7&8 43 19-Nov-21 25-Jan-22

PLANT CONSTRUCTION PACKAGEPLANT CONSTRUCTION PACKAGEPLANT CONSTRUCTION PACKAGE 43 19-Nov-21 25-Jan-22

CN3.A9070 Clean Existing Aeration Basin of Residuals - North Basins 7&8 0% 5 19-Nov-21 29-Nov-21

CN3.MX5320 Demo Existing Aeration Diffusers - North Basins 7&8 0% 6 24-Nov-21 03-Dec-21

CN3.A9080 Sandblast/Paint Existing 24" Air Header - North Basins 7&8 0% 15 06-Dec-21 27-Dec-21

CN3.A9100 Install Fine Bubble Aeration Diffusers - North Basins 7&8 0% 15 22-Dec-21 13-Jan-22

CN3.A9150 Test & Check Fine Bubble Aeration Equipment - North Basins 7&8 0% 2 14-Jan-22 18-Jan-22

CN3.A9160 Start-Up 7&8 North Aeration Basins 0% 2 19-Jan-22 20-Jan-22

CN3.A9165 Draining of Basins 11&12 By Owner 0% 3 21-Jan-22 25-Jan-22

ELECTRICAL PACKAGEELECTRICAL PACKAGEELECTRICAL PACKAGE 6 22-Dec-21 30-Dec-21

CN3.A9090 Rough-in Electric - North Basins 7&8 0% 2 22-Dec-21 23-Dec-21

CN3.A9110 Wire & Cabling - North Basins 7&8 0% 2 27-Dec-21 28-Dec-21

CN3.A9120 Install I&C Intruments - North Basins 7&8 0% 1 29-Dec-21 29-Dec-21

CN3.A9130 Electrical Termination - North Basins 7&8 0% 2 29-Dec-21 30-Dec-21



2020 2021 2022 2023

P6 ID: 243954-CUP0120



WBS (NoTF)

Actual

LOE

Summary

Remaining

Cri1cal Work

Milestone


ADDENDUM No. 4

Page 13 of 18


RemainingDuration

Start Finish

CN3.A9140 Loop Testing - North Basins 7&8 0% 1 03-Jan-22 03-Jan-22

North Aeration Basins 9&10North Aeration Basins 9&10North Aeration Basins 9&10 43 19-Nov-21 25-Jan-22

PLANT CONSTRUCTION PACKAGEPLANT CONSTRUCTION PACKAGEPLANT CONSTRUCTION PACKAGE 43 19-Nov-21 25-Jan-22

CN3.A3490 Clean Existing Aeration Basin of Residuals - North Basins 9&10 0% 5 19-Nov-21 29-Nov-21

CN3.MX1653 Demo Existing Aeration Diffusers - North Basins 9&10 0% 6 24-Nov-21 03-Dec-21

CN3.A5590 Sandblast/Paint Existing 24" Air Header - North Basins 9&10 0% 15 06-Dec-21 27-Dec-21

CN3.A3500 Install Fine Bubble Aeration Diffusers - North Basins 9&10 0% 15 22-Dec-21 13-Jan-22

CN3.A5350 Test & Check Fine Bubble Aeration Equipment - North Basins 9&10 0% 2 14-Jan-22 18-Jan-22

CN3.A5260 Start-Up 9&10 North Aeration Basins 0% 2 19-Jan-22 20-Jan-22

CN3.A9440 Draining of Basins 11&12 By Owner 0% 3 21-Jan-22 25-Jan-22

ELECTRICAL PACKAGEELECTRICAL PACKAGEELECTRICAL PACKAGE 6 22-Dec-21 30-Dec-21

CN3.A5520 Rough-in Electric - North Basins 9&10 0% 2 22-Dec-21 23-Dec-21

CN3.A5530 Wire & Cabling - North Basins 9&10 0% 2 27-Dec-21 28-Dec-21

CN3.A5550 Install I&C Intruments - North Basins 9&10 0% 1 29-Dec-21 29-Dec-21

CN3.A5540 Electrical Termination - North Basins 9&10 0% 2 29-Dec-21 30-Dec-21


CN3.A5560 Loop Testing - North Basins 9&10 0% 1 03-Jan-22 03-Jan-22

North Aeration Basins 11&12North Aeration Basins 11&12North Aeration Basins 11&12 43 26-Jan-22 28-Mar-22

PLANT CONSTRUCTION PACKAGEPLANT CONSTRUCTION PACKAGEPLANT CONSTRUCTION PACKAGE 43 26-Jan-22 28-Mar-22

CN3.A9170 Clean Existing Aeration Basin of Residuals - North Basins 11&12 0% 5 26-Jan-22 01-Feb-22

CN3.MX5330 Demo Existing Aeration Diffusers - North Basins 11&12 0% 6 31-Jan-22 07-Feb-22

CN3.A9180 Sandblast/Paint Existing 24" Air Header - North Basins 11&12 0% 15 08-Feb-22 01-Mar-22

CN3.A9200 Install Fine Bubble Aeration Diffusers - North Basins 11&12 0% 15 25-Feb-22 17-Mar-22

CN3.A9250 Test & Check Fine Bubble Aeration Equipment - North Basins 11&12 0% 2 18-Mar-22 21-Mar-22

CN3.A9260 Start-Up 11&12 North Aeration Basins 0% 2 22-Mar-22 23-Mar-22

CN3.A9265 Draining of Basins 13&14 By Owner 0% 3 24-Mar-22 28-Mar-22

ELECTRICAL PACKAGEELECTRICAL PACKAGEELECTRICAL PACKAGE 6 25-Feb-22 04-Mar-22

CN3.A9190 Rough-in Electric - North Basins 11&12 0% 2 25-Feb-22 28-Feb-22

CN3.A9210 Wire & Cabling - North Basins 11&12 0% 2 01-Mar-22 02-Mar-22

CN3.A9220 Install I&C Intruments - North Basins 11&12 0% 1 03-Mar-22 03-Mar-22

CN3.A9230 Electrical Termination - North Basins 11&12 0% 2 03-Mar-22 04-Mar-22

I&C PACKAGEI&C PACKAGEI&C PACKAGE 1 07-Mar-22 07-Mar-22

CN3.A9240 Loop Testing - North Basins 11&12 0% 1 07-Mar-22 07-Mar-22

North Aeration Basins 13&14North Aeration Basins 13&14North Aeration Basins 13&14 40 29-Mar-22 23-May-22


2020 2021 2022 2023

P6 ID: 243954-CUP0120



WBS (NoTF)

Actual

LOE

Summary

Remaining

Cri1cal Work

Milestone


ADDENDUM No. 4

Page 14 of 18


RemainingDuration

Start Finish

PLANT CONSTRUCTION PACKAGEPLANT CONSTRUCTION PACKAGEPLANT CONSTRUCTION PACKAGE 40 29-Mar-22 23-May-22

CN3.A9270 Clean Existing Aeration Basin of Residuals - North Basins 13&14 0% 5 29-Mar-22 04-Apr-22

CN3.MX5340 Demo Existing Aeration Diffusers - North Basins 13&14 0% 6 01-Apr-22 08-Apr-22

CN3.A9280 Sandblast/Paint Existing 24" Air Header - North Basins 13&14 0% 15 11-Apr-22 29-Apr-22

CN3.A9300 Install Fine Bubble Aeration Diffusers - North Basins 13&14 0% 15 27-Apr-22 17-May-22

CN3.A9350 Test & Check Fine Bubble Aeration Equipment - North Basins 13&14 0% 2 18-May-22 19-May-22

CN3.A9360 Start-Up 13&14 North Aeration Basins 0% 2 20-May-22 23-May-22

ELECTRICAL PACKAGEELECTRICAL PACKAGEELECTRICAL PACKAGE 6 27-Apr-22 04-May-22

CN3.A9290 Rough-in Electric - North Basins 13&14 0% 2 27-Apr-22 28-Apr-22

CN3.A9310 Wire & Cabling - North Basins 13&14 0% 2 29-Apr-22 02-May-22

CN3.A9320 Install I&C Intruments - North Basins 13&14 0% 1 03-May-22 03-May-22

CN3.A9330 Electrical Termination - North Basins 13&14 0% 2 03-May-22 04-May-22

I&C PACKAGEI&C PACKAGEI&C PACKAGE 1 05-May-22 05-May-22

CN3.A9340 Loop Testing - North Basins 13&14 0% 1 05-May-22 05-May-22

DIVERSION & FLOW CONTROL STRUCTURES MODIFICATIONSDIVERSION & FLOW CONTROL STRUCTURES MODIFICATIONSDIVERSION & FLOW CONTROL STRUCTURES MODIFICATIONS 150 05-Apr-21 04-Nov-21

YARD PIPING PCKAGEYARD PIPING PCKAGEYARD PIPING PCKAGE 3 08-Jun-21 10-Jun-21

CN3.FC0010 54" Ductile Iron Core Drill Wall Penetration @ FCS (Coordination with 102" PCCP Isolation/Demo)

0% 3 08-Jun-21 10-Jun-21

CONCRETE PACKAGECONCRETE PACKAGECONCRETE PACKAGE 150 05-Apr-21 04-Nov-21

CN3.FCS-0010 Stage & Install Bypass, BioTowers/RAS Piping 0% 35 05-Apr-21* 21-May-21

CN3.FCS-0020 Tie-In RAS Temp Bypass Pipe Connection @ IPS & FCS 0% 5 24-May-21 28-May-21

CN3.A8340 Investigate Demo Existing 102" PCCP 0% 20 01-Jun-21 28-Jun-21

CN3.A6510 Saw Cut & Remove 8'x25' Opening 0% 5 08-Jun-21 14-Jun-21

CN3.A6410 Excavate & Shore for SOG EL 213.00 0% 5 15-Jun-21 21-Jun-21

CN3.A6420 Form and Pour Foundation SOG EL 213.00 0% 5 22-Jun-21 28-Jun-21

CN3.A6430 Form and Pour Walls to EL 223.60 0% 10 29-Jun-21 13-Jul-21

CN3.A7890 Backfill for Upper Slab (EL 226.38) 0% 1 28-Jul-21 28-Jul-21

CN3.A8190 Form and Pour Foundation Slab EL 226.38 0% 5 29-Jul-21 04-Aug-21

CN3.A8320 Form and Pour Beams / Walls to EL 242.29 0% 15 05-Aug-21 25-Aug-21

CN3.A8330 Form and Pour Top Slab EL 242 0% 21 03-Sep-21 04-Oct-21

CN3.A6400 Install 102" PCCP & Tie-in (Flow Diversion Structure to Existing 102" PCCP) 0% 7 05-Oct-21 14-Oct-21*

CN3.FCS-0050 Remove RAS Temporary Bypass 0% 15 15-Oct-21 04-Nov-21

PLANT CONSTRUCTION PACKAGEPLANT CONSTRUCTION PACKAGEPLANT CONSTRUCTION PACKAGE 5 05-Oct-21 12-Oct-21

CN3.A8350 Install Metal Handrails 0% 5 05-Oct-21 12-Oct-21


2020 2021 2022 2023

P6 ID: 243954-CUP0120



WBS (NoTF)

Actual

LOE

Summary

Remaining

Cri1cal Work

Milestone


ADDENDUM No. 4

Page 15 of 18


RemainingDuration

Start Finish

ELECTRICAL PACKAGEELECTRICAL PACKAGEELECTRICAL PACKAGE 20 01-Jun-21 28-Jun-21

CN3.A6360 Screw Pumps Electrical Conduit Relocation 0% 20 01-Jun-21 28-Jun-21

ODOR CONTROL SYSTEMODOR CONTROL SYSTEMODOR CONTROL SYSTEM 231 10-Mar-21 09-Feb-22

Existing Odor ControlExisting Odor ControlExisting Odor Control 230 11-Mar-21 09-Feb-22

SITE WORK PACKAGESITE WORK PACKAGESITE WORK PACKAGE 230 11-Mar-21 09-Feb-22

CN3.MX1760 Demolish Existing Odor Control Duct and Appurtenances 0% 5 11-Mar-21 17-Mar-21

CN3.A6450 Demolition of Existing Odor Cntl Sys, Concrete Enclosures, Ductwork, Concrete Slabs

0% 20 12-Jan-22 09-Feb-22

Influent Junction BoxInfluent Junction BoxInfluent Junction Box 105 10-Mar-21 05-Aug-21

CONCRETE PACKAGECONCRETE PACKAGECONCRETE PACKAGE 43 10-Mar-21 07-May-21

CN3.MX1750 Site Prep - Influent Junction Box 0% 1 10-Mar-21 10-Mar-21

CN3.MX5180 Install Water and Drain Service to Odor Control System 0% 7 11-Mar-21 19-Mar-21

CN3.MX1780 Concrete Foundation for Bio Filter Tower 0% 5 22-Mar-21 26-Mar-21

CN3.MX5150 Concrete Pads & Odor Control Structural Supports 0% 20 29-Mar-21 23-Apr-21

CN3.MX1770 Concrete Pad and cure for Bio Filter Tower 0% 30 29-Mar-21 07-May-21

PLANT CONSTRUCTION PACKAGEPLANT CONSTRUCTION PACKAGEPLANT CONSTRUCTION PACKAGE 62 10-May-21 05-Aug-21

CN3.MX5190 Set and Install Bio Filter Tower 0% 5 10-May-21 14-May-21

CN3.MX2100 Blower Fan and Media Install 0% 9 17-May-21 27-May-21

CN3.A6370 Install Influent Junction Box FRP Covers 0% 5 28-May-21 04-Jun-21

CN3.MX5160 Install Odor Control Ductwork 0% 10 20-Jul-21 02-Aug-21

CN3.MX2220 Test System & Balance System - Odor Control Influent Junction Box 0% 3 03-Aug-21 05-Aug-21

ELECTRICAL PACKAGEELECTRICAL PACKAGEELECTRICAL PACKAGE 15 17-May-21 07-Jun-21

CN3.MX2180 Electrical & I&C Connections (Include Site Lighting) 0% 15 17-May-21 07-Jun-21

Headworks / Grit ChamberHeadworks / Grit ChamberHeadworks / Grit Chamber 125 11-Mar-21 03-Sep-21

CONCRETE PACKAGECONCRETE PACKAGECONCRETE PACKAGE 87 11-Mar-21 13-Jul-21

CN3.MX5020 Site Prep - Headworks 0% 1 11-Mar-21 11-Mar-21

CN3.MX5030 Concrete Foundation for Bio Filter Tower (2) 0% 15 10-May-21 28-May-21

CN3.MX5040 Concrete Pad and cure for Bio Filter Tower 0% 30 01-Jun-21 13-Jul-21

CN3.MX5130 Concrete Pads & Odor Control Structural Duct Supports 0% 30 01-Jun-21 13-Jul-21

PLANT CONSTRUCTION PACKAGEPLANT CONSTRUCTION PACKAGEPLANT CONSTRUCTION PACKAGE 58 15-Jun-21 03-Sep-21

CN3.MX5170 Structural Steel Overhead Road Crossing Pipe Rack 0% 24 15-Jun-21 19-Jul-21

CN3.MX5080 Set and Install Bio Filter Tower 0% 5 14-Jul-21 20-Jul-21

CN3.MX5060 Blower Fan and Media Install 0% 9 21-Jul-21 02-Aug-21

CN3.MX5140 Install Odor Control Ductwork 0% 30 21-Jul-21 31-Aug-21

CN3.A8360 Install Influent Junction Box FRP Covers 0% 5 03-Aug-21 09-Aug-21

CN3.MX5070 Test System & Balance System - Odor Control Headworks 0% 3 01-Sep-21 03-Sep-21


2020 2021 2022 2023

P6 ID: 243954-CUP0120



WBS (NoTF)

Actual

LOE

Summary

Remaining

Cri1cal Work

Milestone


ADDENDUM No. 4

Page 16 of 18


RemainingDuration

Start Finish


CN3.MX5050 Electrical & I&C Connections (Include Site Lighting) 0% 15 11-Aug-21 31-Aug-21

Primary Clarifier & Fine ScreenPrimary Clarifier & Fine ScreenPrimary Clarifier & Fine Screen 184 12-Mar-21 03-Dec-21

SITE WORK PACKAGESITE WORK PACKAGESITE WORK PACKAGE 15 15-Mar-21 02-Apr-21

CN3.MX2350 Demo of Existing Odor Control Duct and Appurtenances 0% 15 15-Mar-21 02-Apr-21

CONCRETE PACKAGECONCRETE PACKAGECONCRETE PACKAGE 131 12-Mar-21 15-Sep-21

CN3.MX2240 Site Prep - Screening and Grit 0% 1 12-Mar-21 12-Mar-21

CN3.MX2440 Site Prep - Primary Clarifier and Fine Screens 0% 1 15-Mar-21 15-Mar-21

CN3.MX2250 Concrete for Bio Filter Tower 0% 15 14-Jul-21 03-Aug-21

CN3.MX5110 Concrete Pad and cure for Bio Filter Tower 0% 30 04-Aug-21 15-Sep-21

CN3.MX5220 Concrete Pads & Odor Control Structural Duct Supports 0% 30 04-Aug-21 15-Sep-21

PLANT CONSTRUCTION PACKAGEPLANT CONSTRUCTION PACKAGEPLANT CONSTRUCTION PACKAGE 53 16-Sep-21 03-Dec-21

CN3.MX5090 Set and Install Bio Filter Tower 0% 5 16-Sep-21 22-Sep-21

CN3.MX2290 Blower Fan and Media Install 0% 3 23-Sep-21 27-Sep-21

CN3.MX5200 Install Odor Control Ductwork 0% 30 23-Sep-21 04-Nov-21

CN3.A6380 Install Screen & Grit FRP Cover 0% 5 28-Sep-21 04-Oct-21

CN3.MX2390 Test System & Balance System - Odor Control Screening and Grit 0% 3 01-Dec-21 03-Dec-21

ELECTRICAL PACKAGEELECTRICAL PACKAGEELECTRICAL PACKAGE 15 05-Nov-21 30-Nov-21

CN3.MX2340 Electrical & I&C Connections (Include Site Lighting) 0% 15 05-Nov-21 30-Nov-21

Odor Control - Primary Clarifier and Fine ScreensOdor Control - Primary Clarifier and Fine ScreensOdor Control - Primary Clarifier and Fine Screens 227 16-Mar-21 09-Feb-22

SITE WORK PACKAGESITE WORK PACKAGESITE WORK PACKAGE 5 16-Mar-21 22-Mar-21

CN3.MX2460 Demo of Existing Odor Control Duct and Appurtenances 0% 5 16-Mar-21 22-Mar-21

CONCRETE PACKAGECONCRETE PACKAGECONCRETE PACKAGE 60 04-Aug-21 28-Oct-21

CN3.MX2450 Concrete Foundation for Bio Filter Tower 0% 30 04-Aug-21 15-Sep-21

CN3.MX5120 Concrete Pad and cure for Bio Filter Tower 0% 30 16-Sep-21 28-Oct-21

CN3.MX5230 Concrete Pads & Odor Control Structural Duct Supports 0% 30 16-Sep-21 28-Oct-21

PLANT CONSTRUCTION PACKAGEPLANT CONSTRUCTION PACKAGEPLANT CONSTRUCTION PACKAGE 68 29-Oct-21 09-Feb-22

CN3.MX5100 Set and Install Bio Filter Tower 0% 5 29-Oct-21 04-Nov-21

CN3.MX5210 Install Odor Control Ductwork 0% 30 29-Oct-21 14-Dec-21

CN3.MX2590 Blower Fan and Media Install 0% 3 05-Nov-21 09-Nov-21

CN3.A6390 Install Primary FRP Covers 0% 5 10-Nov-21 17-Nov-21

CN3.MX2640 Test & Balance System - Primary Clarifier and Fine Screens 0% 3 07-Jan-22 11-Jan-22

CN3._MX2644 Odor Control System Completion 0% 0 09-Feb-22


CN3.MX2610 Electrical & I&C Connections (Include Site Lighting) 0% 15 15-Dec-21 06-Jan-22


2020 2021 2022 2023

P6 ID: 243954-CUP0120



WBS (NoTF)

Actual

LOE

Summary

Remaining

Cri1cal Work

Milestone


ADDENDUM No. 4

Page 17 of 18


RemainingDuration

Start Finish

SCADA and Programming for the Full SystemSCADA and Programming for the Full SystemSCADA and Programming for the Full System 100 11-Jun-21 02-Nov-21

I&C System WideI&C System WideI&C System Wide 100 11-Jun-21 02-Nov-21

I&C PACKAGEI&C PACKAGEI&C PACKAGE 100 11-Jun-21 02-Nov-21

CN3.A6150 PKG#3 Scada Field Installation 0% 40 11-Jun-21 06-Aug-21

CN3.A6160 PKG#3 Scada and Programming 0% 60 09-Aug-21 02-Nov-21

GMP3 START-UP & CLOSEOUTGMP3 START-UP & CLOSEOUTGMP3 START-UP & CLOSEOUT 65 17-May-22 17-Aug-22

Start-upStart-upStart-up 30 17-May-22 28-Jun-22

StartUp & Tes�ngStartUp & Tes�ngStartUp & Tes�ng 30 17-May-22 28-Jun-22

CN3.SU-10000 GMP3 (PKG#2A) Startup and Test New System 0% 20 17-May-22 14-Jun-22

CN3.SU-10020 GMP3 (PKG#2A) Functional Startup of New System 0% 5 15-Jun-22 21-Jun-22

CN3.SU-10010 GMP3 (PKG#2A) Conduct Operator Training 0% 10 15-Jun-22 28-Jun-22

CN3.SU-10030 GMP3 Substantial Completion 0% 0 21-Jun-22

GMP3 Cloesout DocumentsGMP3 Cloesout DocumentsGMP3 Cloesout Documents 55 01-Jun-22 17-Aug-22

CloseoutCloseoutCloseout 55 01-Jun-22 17-Aug-22

CN3.CO-20000 GMP3 (PKG#2A) O&M Manauls 0% 15 01-Jun-22 21-Jun-22

CN3.CO-20010 GMP3 (PKG#2A) As/Builts 0% 15 15-Jun-22 06-Jul-22

CN3.CO-20020 GMP3 (PKG#2A) Punchlist 0% 20 22-Jun-22 20-Jul-22

CN3.CO-20040 GMP3 (PKG#2A) Final Closeout Documents 0% 40 22-Jun-22 17-Aug-22

CN3.CO-20030 GMP3 (PKG#2A) Final Completion 0% 0 17-Aug-22


2020 2021 2022 2023

P6 ID: 243954-CUP0120



WBS (NoTF)

Actual

LOE

Summary

Remaining

Cri1cal Work

Milestone


ADDENDUM No. 4

Page 18 of 18

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DATE

DATE

DATE

REVIEWED

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SCALE

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REVISION

MEMPHIS, TN

SEWER BASIN NO-1

119 S. Main Street

Memphis, TN 38103

Tel: (901) 322-8710

Suite 562

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REVIEWED

BOOK

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MEMPHIS, TN

SEWER BASIN NO-1

119 S. Main Street

Memphis, TN 38103

Tel: (901) 322-8710

Suite 562




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BOOK

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MEMPHIS, TN

SEWER BASIN NO-1

119 S. Main Street

Memphis, TN 38103

Tel: (901) 322-8710

Suite 562




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