Highway and Roadway Maintenance Expertise: Demonstrated advanced knowledge and experience performing routine and emergency maintenance on highways, roadways, and related infrastructure including pavement repair, drainage systems, erosion control, vegetation management, sign and guardrail installation, and debris removal. Advanced - Independently assess maintenance needs and perform a full range of highway or roadway maintenance activities (e.g., pavement repair, drainage system maintenance, erosion control, vegetation management, and sign/guardrail work) and safely operate multiple types of maintenance equipment.