April 5-6, 2017: NEWWA Spring Conference & Exhibition

New England Water Works Association (NEWWA) Spring Conference & Exhibition

April 5-6, 2017
DCU Center, Worcester, Massachusetts
Booth #712


MATT-MORGANElliSession 2: Water Treatment I – Facility Infrastructure
April 5, 9:00am-11:00am, North Ballroom
Moderator: Karen L. Gracey, P.E., Co-President

Manganese Removal Using Biological Pressure Filtration
Matthew V. Morganelli, Assistant Project Engineer

Manganese levels of the Home Farm Wells in Shrewsbury have exceeded the Secondary Maximum Contaminant Levels and Health Advisory limits. Various treatment options were evaluated and based on loading rates, removal efficiencies, and estimated costs, biological pressure filtration was selected. This presentation provides an overview of the results of the piloting testing, design criteria, and funding assistance.
Session 13: Dams
April 6, 9:30am-11:30am, Meeting Rooms A & B
Repair, Rehabilitation, and Modification of Dam Gate Chambers
William S. Andres, P.E./L.S., Associate
This presentation will include a discussion of issues and lessons learned while making repairs, rehabilitation, and modifications of gate chambers. Items discussed will include types of dam chambers, types of control valves and gates, access and safety issues, and scheduling.