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2011 WCW Conference. Fort McMurray James Sacker, Director Environmental Hugh Crawford, Wastewater Supervisor Plant Operations staff Alberta Environment.

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Presentation on theme: "2011 WCW Conference. Fort McMurray James Sacker, Director Environmental Hugh Crawford, Wastewater Supervisor Plant Operations staff Alberta Environment."— Presentation transcript:

1 2011 WCW Conference

2 Fort McMurray James Sacker, Director Environmental Hugh Crawford, Wastewater Supervisor Plant Operations staff Alberta Environment Rasel Hossain Associated Engineering – Program Director Herb Khuene Pat Given Major Contractors Bird Construction Company Schendel Mechanical Contracting Ltd. ACI Architecture Inc Key Project Partners

3 Fort McMurray Wastewater Treatment Plant

4 Effluent Standards PHASE 1PHASE 2 Total Phosphorus < 1.0 mg/L < 0.5 mg/L Ammonia (NH­ 3 -N) < 5 mg/L (summer) < 3 mg/L (summer) Ammonia (NH­ 3 -N) < 10 mg/L (winter) < 10 mg/L (winter) Winter Period Oct 1 - Jun 30 Total Suspended Solids (TSS) < 20 mg/L cBOD 5 < 20 mg/L E-coli < 200 CFU per 100 mL pH6.5 – 9.5 WCW 2011 Sapphire Sponsor Main Title of Slide

5 Pre-Design Summer 2004 Design 2004 – 2005 Tender Summer 2005 Award to Bird Construction Winter 2006 Construction 2006 – 2010 Fall 2009 – Partial flow Spring 2010 – Full flow 2011 – Final deficiencies and extra work Project Delivery

6 Staff Hiring 2005 to present Operator Training - Process Major Processes BNR, Composting 2007 thru 2010 Operator Training - Equipment Introduction to Equipment – 2008 thru 2010 Training during construction – 2008 thru 2010 Training with partial flow through plant - 2009 Training with full flow and automated processes - 2010 Operations Training and Start-up

7 Stage 1 Ensure Manufacturers are communicating to Contractor – Forms 100 & 101 Stage 2 Ensure Installation of Equipment is Correct – Form 102 Up to “bump rotation of equipment” Operations staff receive initial Equipment Training programs Stage 3 Wet testing of Equipment – Form 103 Testing to ensure the equipment performs according to spec in water Operations staff receive Equipment Training programs from Manufacturers Construction Contract Commissioning Phases (Normally)

8 Stage 4 14 day Performance Testing to ensure the fully automated process performs according to design Operations staff running unit processes under direction from Engineering Team Stage 5 Operations staff running entire facility with “assistance” from Engineering Team Long Term Optimization begins Construction Contract Commissioning Phases (Normally)

9 Reality in Fort McMurray Winter approaching in late 2009 Facility not ready for introduction of flow and operation with all equipment complete and computer system in “auto” Decision made to allow partial flow and run liquid train only in “manual”, covering floor slabs and saving the cost of another winter of tarping and heating all outdoor floor slabs. Stage 3a Running the plant with partial flow 3 – 10 ML/d through the winter Control systems in “manual” with the exception of Raw Sewage Pumping in auto with “callout alarms”. Operations staff implement daily checks with assistance of Engineering group to ensure the processes are moving water and collecting sludges in Gravity Thickener. Construction Contract Commissioning Phases

10 Sludge removed was hauled to Aerated Lagoons

11 Winter Start-up of Bioreactor

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13 Winter Start-up of Secondary Clarifiers

14 Design Features of Secondary Clarifiers

15 Design Features of Bioreactor

16 Daily Rounds in Manual Operation

17 Liquid Train Stage 3 – Spring thru summer 2010 Influent Screening Grit Removal Primary Scum Removal and Scum Screening Hauled Waste Station Influent Pumping Primary Clarifier and Sludge Pumping Bioreactors, Aeration Systems, Process Blowers Secondary Clarifiers and Return Sludge Pumping UV Disinfection Final Effluent Utility Water system with Sodium Hypochlorite pumps HVAC systems including air conditioning using Treated Effluent Heat Pump Admin Building with offices, laboratory, staff facilities and workshop Construction Contract Commissioning Phases

18 Automated SRT Control

19 Primary Clarifier Scum Drum Thickener

20 Solids Train Stage 3 – Spring thru Fall 2010 Waste Activated Sludge Pumping and DAF Thickening Primary Sludge Fermenters, Macerator and Pumps Centrifuge Dewatering and sludge conveyors Polymer System for Centrifuge and DAF Sludge Mixing and Indoor Tunnel Composting Process Foul Air Collection, Ammonia Scrubber with Sulphuric Acid system Foul Air Blowers and Biofilter ChemScan Nutrient Analyzer and Alum System Instrumentation, Electrical, Gas Detection systems Stand-by Diesel (2011) Construction Contract Commissioning Phases

21 Sludge Control and Information Package

22 Effluent Quality

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