Designing Commercial Sewage Lift Stations Part 7: Elevator Pits

By Chris Edmondson

Sump pumps aren’t just for plumbing applications.  Did you know that most elevator pits also require sump pumps?  ASME 17.1 – 2007 states that any elevator that is provided with Firefighters’ Emergency Operation

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No More Constant Speed Pressure Boosting Under ASHRAE 90.1 - 2010

By Mark Bingham

“Constant speed pressure boosters are DEAD and GONE TO HEAVEN!”

That was the prevailing message recently from Chris Edmondson, CEO of JMP, as he briefed the folks here at about the upcoming mandatory changes under SECTION 10.4 of the new ASHRAE 90.1 – 2010.

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Designing Commercial Sewage Lift Stations Part 6: A Sizing Example

By Chris Edmondson

 Over the last several weeks we’ve talked about many aspects of designing a commercial sewage lift station, from flow rates to components.  In this blog, we’re going to work through a really simple sizing example. Let’s say we are sizing a sewage station for a retirement facility made up of primarily independent living units. 

 

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Commercial Sewage Lift Stations Part 5 - System Components

By Chris Edmondson

Just in case you haven’t gotten the message in this series on designing a commercial sewage lift stations, the design process involves a lot more than selecting a sewage pump or sump pump.  The most reliable sewage lift

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Commercial Sewage Lift Stations Part 4 - Pump Types and Control Requirements

 Pumps used in commercial sewage lift stations come in a variety of types (effluents, grinders, etc.)  To determine which type is right for your application you must answer two questions:

  1. What size solids will have to be pumped?
  2. What is the size of the discharge pipe?
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