Fuel and Building Efficiency
Airport Bus Fleet
The Airports Authority purchased five fully electric powered buses from Proterra Operating Company Inc . for use in its fleet of parking shuttles at Washington Dulles International Airport . This purchase , which is funded by a grant from the Virginia Department of Environmental Quality and is a major step toward the Airports Authority ’ s initiative to reduce greenhouse gas ( GHG ) emissions .
The purchase includes ZX5 + buses , as well as three Proterra 150-kilowatt charging stations . Each Proterra ZX5 + transit bus features :
• A 450-kilowatt-hour battery that will deliver between 154 and 216 miles of service per charge , enabling drivers to complete their full shift on a single charge .
• Three 150-kw high-capacity chargers , capable of recharging of each bus in under four hours .
• The Airports Authority ’ s 29-seat layout configuration , which is customized for airport service , complete with a spacious luggage rack for passenger convenience .
• Designated seats designed to fold upright to enable use of two wheelchair positions featuring four-point restraints , in compliance with the Americans with Disabilities Act .
The buses are scheduled for delivery and initial use in late 2023 . When brought into service , the buses will replace five older diesel buses currently used throughout Dulles International Airport .
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