Specifications include, but are not limited to: 1. Construct new structure over Wapato Creek. 2. Construct sheet pile retaining wall. 3. Construct roadway widening of Gaston Road. 4. Install waterline. 5. Install Pipes and Stormwater Quality Treatment system. 6. Install guardrail and signs 7. Perform additional and Incidental Work as called for by the Specifications and Plans.