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pipe sizes

Dan Holohan: Pipe Stories

The story behind nominal pipe sizes.
Holohan
Dan Holohan
April 10, 2023
No Comments

I called the plumber because there’s an immediacy to plumbing; and I’m old enough to know that it’s best for me not to touch pipes. To each his own trade.


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Mechanical piping

Todd Stuart: Mechanical piping installations — do again and do better

Piping materials vary by application, but design alternatives may offer cost and labor savings.
Todd Stuart
Todd Stuart
April 7, 2023
No Comments
uniform flow

David Dexter: Fitting Selection and proper flow

The importance of maintaining uniform flow with minimal disturbance to the flow patterns.
David Dexter
David Dexter
April 5, 2023
No Comments

Codes and standards are intended to provide a minimum level of protection for the public’s health, safety and welfare. And, generally, these documents accomplish that intended purpose in the urban/metropolitan areas of the United States. However, that may not be accurate when one gets into the rural or more isolated areas of the country.


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code development process

Misty Guard: Canadian Construction Codes: The new Federal-Provincial-Territorial Governance Model

After following the former code development process since 1991, Canada has adopted a new, improved model.
Misty Guard
Misty Guard
April 3, 2023
No Comments

April 2023. I don't know where the days and weeks have gone, but here we are again, PM Engineer readers. This time we'll discuss the important changes to the code development process in Canada!


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Sealing the deal

John Siegenthaler: Details for venting pellet-fueled boilers

Sealing the deal
John Siegenthaler, P.E.
John Siegenthaler P.E.
March 31, 2023
One Comment

Given the current upward trend and volatility of fossil fuel pricing, there’s renewed interest in heating using wood pellets. Federal incentives that currently cover 26% of some qualified equipment adds enticement toward purchasing pellet-burning stoves.


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water fountain

Nicole Krawcke: Clean drinking water — an issue we can all agree on

Administration endeavors to replace all lead service lines within 10 years.
Nicole Krawcke
Nicole Krawcke
March 8, 2023
No Comments

Democrat or Republican, we can all agree that lead in drinking water is bad. That was the takeaway from President Joe Biden’s State of the Union Address last month, where he discussed the Bipartisan Infrastructure Law (BIL) and how it has funded 20,000 projects since the legislation passed in 2021.


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inspecting the work

Dave Yates: The submittal process

They only matter if someone of authority is inspecting the work.
Dave Yates
Dave Yates
March 7, 2023
No Comments

The first time I ever bid and landed a commercial plumbing contractor, it was for a huge retail store on the upper floor of a local shopping mall. Every bidder was required to provide submittals for virtually everything being installed.


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light filament

James Dipping: Non-chemical water treatment options for Legionella control

Specialty components to further reduce the risk of Legionella — part two.
James Dipping
James Dipping
March 6, 2023
No Comments

In my January column, I began a series focused on chemical and non-chemical additives or technologies that I treat as “must consider” for plumbing engineers in their design practices to reduce the risk of legionella bacteria developing in the domestic water system.


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STRATEGIC PLUMBING INSIGHTS

Christoph Lohr: The plural sector and plumbing

An important driver of change in the construction industry.
Christoph Lohr
Christoph Lohr
March 3, 2023
No Comments

In terms of civic engagement, younger generations have been voting and volunteering at higher rates than previous generations. Regardless of one’s political beliefs, I think we can all agree that politics has become a much bigger portion of daily life. Whether on social media or at our local coffee shop, we all are spending more energy talking about the bigger picture.


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compliance

Misty Guard: Code development changes in 2023

ICC has changes on the horizon.
Misty Guard
Misty Guard
March 2, 2023
No Comments

Building and safety codes are near and dear to my heart as they, undoubtedly, have a significant impact on public health, safety and welfare. Buildings in every jurisdiction in the United States use some version of building and safety codes. In addition, building and safety codes cover most products manufactured for the building and construction industries.


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This webinar explores how to size HPWH systems, discussing common mistakes, assumptions and limitations that frequently cause oversizing or under-sizing. We will also discuss the impact of varying hot water loads, demand responses, and ambient and groundwater temperatures on the sizing of HPWHs.

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