Highway Maintenance & maintains 81 miles of public streets and 30 bridges in town, picks up Christmas trees, sweeps streets, picks up items residents leave by the street during the town's spring cleanup program, conducts the town's Household Hazardous Waste Day on the first Saturday in June, resurfaces about three miles (5 km) of roadway each summer, picks up leaves left near the roadside by residents starting in late October, maintains and upgrades street signs, maintains the tide gates at Gorham's Pond, removes and cares for trees on town property.