The roadway maintenance program is responsible for 271.19 miles of town roads, 90 miles of town sidewalks, 4 miles of bike paths, 74 town parking lots, 6 bridges and 4,000 drainage systems on town roads. The maintenance functions include street sweeping, 92 gravel road gradings, 144 lane miles of road shoulder mowing and brush removal, and litter control on all 271.19 miles of town roads. In addition, the Division maintains 5,000 regulatory and non-regulatory signs on town roads, maintains 6,332 guardrails on town roads and provides pavement markings on town roads and parking lots.