Specifications include, but are not limited to: Work under this contract includes: 1. Construction of an automatically-cleaned step screen of the same size and capacity as the existing screens in the existing bypass channel 2. Construction of a new screenings compactor. 3. Modification of an existing screenings chute or addition of a new screenings chute to accommodate the discharge from the new compactor. 4. Construction of a new concrete bypass channel on the east side of the headworks structure. 5. Relocation of the existing manually-cleaned bar screen from existing channel No. 3 to new channel No. 4. 6. Construction of a walkway and hand rails on the upper level of the headworks to accommodate the new channel No. 4 as bypass channel. 7. Modifications and relocation of the headworks stairway in order to accommodate the new bar screen. 8. Associated electrical and instrumentation system modifications, and associated reclaimed water piping, connections and accessories. 9. Pavement and grading changes as shown on drawings.