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Exit 45 Interchange Reconstruction (2021) New Exit 35 - Saco (2023) Exit 102 On Ramp Reconfiguration (2023) Litchfield Maintenance Garage (2022) Mainline Widening - Miles 43 to 46.4 (2020) Mainline Widening - Mile 46.4 to 49.3 (2021) Part Time Shoulder Use Piscataqua River Bridge (2022) Pavement Rehab Exits 1-3 and mile 1-7 Pavement Rehab Mile 20-23 Pavement Rehab Mile 42-49 Pavement Rehab Mile 88 to 98 (2023) Portland Area Widening and Safety Improvements (2020) Southern Bridge Repairs - Wilson Rd, Littlefield Rd and Ramp J (2022) Southern Bridge Repairs - Route 236 and Ramp H (2022) Completed Projects