1. Operation/Maintenance Fix small problems before they become big ones

3. Rehabilitation To fix something back to original condition.

4. Civil Engineering Specialties Construction Environmental/ Water Quality GeotechnicalHydraulicsMaterials StructuralSurveyingTransportation Water Resources

5. Construction Engineers Design formwork, scaffolding, lifting apparatus, etc. Management of construction resources: labor, materials, equipment, money and time.

7. Environmental Engineers Apply fluid mechanics, biology and chemistry to the design and operation of environmental control systems, e.g., municipal and industrial wastewater systems. Model and monitor the movement and behavior of water pollutants in natural waters.

9. Geotechnical Engineers Analyze soil and rock that affect the behavior of struc- tures, pavements, underground facilities, and containment structures for solid and liquid wastes. Design foundations, retaining walls, roadway cuts, etc. Field and laboratory work along with design.