Waste Connections, Inc. · TSX:WCN

Waste Connections — Dunn Facility PPM Slidedeck

15 slides from Waste Connections's investor presentation, Jun 14, 2022

  1. Slide 1: Speaker Introduction

    Speaker Introduction • John Perkey: Vice President – Compliance and Government Affairs, Waste Connections • Corey Judd: District Manager, Dunn Mine and C&D Facility • Curt Taylor: Region Engineer, Waste Connections • Amy Knight: Consulting Engineer, Civil & Environmental Engineering, Landscape Archi

  2. Slide 2: Opening Remarks

    Opening Remarks • DEC Environmental Permit Review Process • Public Participation • Time Limit – 2 minutes per speaker • Order: • In-Person • Zoom Participants • PLEASE STATE YOUR NAME • Additional Opportunities to Comment • Summer/Fall Meeting – Date/Time To Be Determined and Notice Provided • Writt

  3. Slide 3: History of Facility

    History of Facility • Sand and Gravel Mining since 1800s • Mine Reclamation – Grading with construction and demolition debris fill (Landfill) approved by NYSDEC in 2012. • Landfill Operations • Construction began in 2014 • Landfilling began in 2015 • Mining and Landfill Operations Continue

  4. Slide 4: Ongoing Operations

    Ongoing Operations 6NYCRR360.2(b)(61) Construc tion and demolition debris or C&D debris means waste resulting from construction, remodeling, repair and demolition of • Sand and Gravel Mining/Export structures, buildings and • Grading at Construction Projects roads. C&D debris includes • Asphalt Prod

  5. Slide 5: Environmental Controls - Water

    Environmental Controls - Water • Baseliner System Protects Groundwater • Composite Liner – Low Permeability Clay and High Density Polyethylene Membrane • Constructed to high standards to protect groundwater • Water Quality Monitoring (Facility AND NYSDEC) • Groundwater Wells Upgradient and Downgradi

  6. Slide 6: Environmental Controls - Air

    Environmental Controls - Air • Gas Collection and Control System Controls Odors • Vacuum applied to Collection Wells Installed throughout C&D Fill Areas • Collected gases are combusted in a flare • Controls odors • Destroys pollutants including greenhouse gases • Air Quality Monitoring (Facility AND

  7. Slide 7: Environmental Controls - Dust/Litter

    Environmental Controls – Dust/Litter • Waste Covered Daily • Progressive Vegetation in Inactive Areas • Hydromulching • Seeding and Erosion Control Matting • Litter Fencing • Stone surfacing of Roads • Limited Mine Configuration March - May • Water and Calcium Applications • Facility Shutdowns in hi

  8. Slide 8: Additional Environmental Controls

    Additional Environmental Controls • Full Time On-Site Monitor • Works for/reports to NYSDEC • Costs invoiced to the Facility • Truck Noise • No Jake Brakes • Truck Count Limit • Trucks subject to noise standards of NYSDOT and local law enforcement • 24-Hour Contact Line • (518) 292-0449 • Third-Part

  9. Slide 9: Economic/Fiscal Benefits

    Economic/Fiscal Benefits S.A Dunn is proud of the contribution it has made to Rensselaer, the broader Capital Region and New York State as a whole, both in terms of providing a vital service and in expanding and improving economic conditions. • Annual operations support 73 jobs • Total annual econom

  10. Slide 10: Pending Application

    Pending Application • Permit Renewal • No Changes proposed to Mining or C&D Operations • Permit Modification • Mechanically Stabilized Earth (MSE) Berm • Provides Screening of Operations from Areas North of the Facility • Reduces Waste Footprint AND Capacity

  11. Slide 11: Site plan of proposed landfill phases and limits

    . LIMIT OF t LIFE OF MINEF we > /existING| ~ ae i, { SOUTH % Bi) = PHASE 6A | PHASE 68 , if PHASE 7A PROPOSED PHASE 7B es PEON. EXISTING a LEACHATE TANK PROPOSED PHASE 10C =~ : \ PHASE 3 \ EXISTING x PHASE 10A 10.” PHASE | : Hl (UNDER 7 ) BA PROPOSED “A CONSTRUCTION) / a0 ) PHASE 2 PROPOSED f 8B ‘ P

  12. Slide 12: MSE Landfill Berms

    MSE Landfill Berms • Right (2 photos) – 4 years after construction in NE Pennsylvania • Left (3 photos) – Ongoing 2022 construction in Albany County • Taller/steeper earthen berms constructed using highly engineered geogrid reinforcing

  13. Slide 13: Line-of-Sight Cross Sections

    uvaren ve arvinon rer SEEEEE REESE SSeeeeseess ‘vanon een BSeESESe EEE 1 x0 xe ” v0 oo m0 oF ww 100 1a a 1300 0 130 100 wo Line-of-Sight A - Ball Field “ SAN ORSEVER. 35 OOK 10 x0 x0 ca co o 70 ~~ sm 1000 fe) 200 1.300 un 500 1 wm Line-of-Sight B - School Building

  14. Slide 14: Public Comment

    Public Comment • Zoom Participants • If you wish to speak, please use the “Raise Hand” function. At the bottom of your Zoom screen, you will see a “Raise Hand” option. • Please click “Raise Hand”. • We will call on you and unmute you once it is your turn. • If you are participating on your phone onl

  15. Slide 15: Additional Opportunities to Comment

    Additional Opportunities to Comment • Additional Opportunities to Comment • Summer/Fall Meeting – Date/Time To Be Determined and Notice Provided • Written or verbal: • Email: Dunn.Public@wasteconnections.com • PH: (518) 243-8015

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