Specifications include, but are not limited to: Improvements to the Existing Headworks Facility include a new mechanical bar screen, screenings washer compactor and screenings discharge. New railing, grating and concrete work will be required at the lower levels and pavement replacement at the area east of the Existing Headworks. A new roll-up door and access door are included in the modifications to the Existing Headworks Facility as well as new masonry work to the existing building at the proposed door locations. The existing manual bar screen, grit bucket elevators, screw conveyor, comminutor mechanical grinder, grit channel drives, sprockets, shafts, chain collector flights, grating, handrail and all associated appurtenances will be removed. The project includes all associated civil, architectural, structural, piping, electrical, instrumentation installations and all other work shown, specified and required for complete systems.