The document summarizes a seminar presentation on bypass pumping considerations for sewer system rehabilitation. It discusses flow guidelines to consider for bypass pumping, different types of pumping equipment including electric and hydraulic submersible pumps in various sizes, and potential applications of pumps. It also reviews accessories used for bypass pumping such as discharge piping, hoses, generators, and temporary control systems. The presentation aimed to provide information to contractors on properly planning and executing bypass pumping of sewage flows during sewer rehabilitation work.

1. New Jersey Water Environment Association Technology Transfer
Seminar March 4th 2014
Bypass Pumping Considerations
Sewer System Rehabilitation – Trenchless Technologies
Mr. John Corkery

2. BYPASS PUMPING
o Flow Guidelines
o Equipment Types/Applications
o Pumping Equipment - Accessories
RENTAL
New Jersey Water Environment Association Technology Transfer Seminar March 4th 2014
...building a reputation through service

3. FLOW GUIDELINES
Capacity (mgd)
Flow variations
Sewage flow pattern for a typical municipality
New Jersey Water Environment Association Technology Transfer Seminar March 4th 2014
...building a reputation through service

4. TYPES - EQUIPMENT
Electric driven submersible pumps
o 4 to 24 -Inch
discharge size
o Discharge flows
up to 10 MGD
o Heads up to
350ft
New Jersey Water Environment Association Technology Transfer Seminar March 4th 2014
...building a reputation through service

5. TYPES - EQUIPMENT
Hydraulic driven submersible pumps
o 4 to 6 -Inch
discharge size
o Discharge flows
up to 1800gpm
o Heads up to 80ft
New Jersey Water Environment Association Technology Transfer Seminar March 4th 2014
...building a reputation through service

6. APPLICATIONS
Surface-mounted, automatic self-priming,
solids handling portable pump
o Self-powered
o Variable Speed
o Portable
o Reliable
o Accessible Maintenance
New Jersey Water Environment Association Technology Transfer Seminar March 4th 2014
...building a reputation through service

7. APPLICATIONS
Submersible Electric Driven pump
o No suction issues
o VFD and complete
AUTO Control
o Large sizes and
capacities available
o Quiet
New Jersey Water Environment Association Technology Transfer Seminar March 4th 2014
...building a reputation through service

8. APPLICATIONS
Submersible Electric Driven pump
o Transportable
version with
pipe or hose
connection
o Free Standing
o Non Clog
New Jersey Water Environment Association Technology Transfer Seminar March 4th 2014
...building a reputation through service

9. ACCESSORIES
Discharge Piping and Hoses
o
o
o
o
o
HDPE Pipe
Victaulic Fittings
Bends
Tees
Air Release
New Jersey Water Environment Association Technology Transfer Seminar March 4th 2014
...building a reputation through service

10. ACCESSORIES
Temporary Power -Generators
o Sound Attenuated
o Day and auxiliary
fuel tanks
o Redundancy
o Cabling
o Portable
New Jersey Water Environment Association Technology Transfer Seminar March 4th 2014
...building a reputation through service

11. ACCESSORIES
Temporary Control Systems
Float Switch
Probes
Transducer
Direct-on-line
Variable
Frequency Drives
o Start-up
o
o
o
o
o
New Jersey Water Environment Association Technology Transfer Seminar March 4th 2014
...building a reputation through service

12. THANK YOU
CONTACT PSI FOR YOUR
BYPASS PUMPING APPLICATIONS
End
www.psiprocess.com
New Jersey Water Environment Association Technology Transfer Seminar March 4th 2014
...building a reputation through service