Timothy Allinson

Timothy Allinson is vice president of Engineering at Murray Co., Mechanical Contractors, in Long Beach, Calif. He holds a BSME from Tufts University and an MBA from New York University. He is a professional engineer licensed in both mechanical and fire protection engineering in various states, and is a LEED accredited professional. Allinson is a past-president of ASPE, both the New York and Orange County chapters. He can be reached at lagunatictim@gmail.com.

Articles written by Timothy Allinson

If you read my May article, you know that I recently bore witness to a large discrepancy between calculated and measured flow rates in an...more...

Pipe sizing is, of course, one of the main purposes and challenges of plumbing design. Everyone reading this article should already know that water supply...more...

There’s a retired gentleman in our industry named Scott Denny who lives in the Bay Area near Stanford University. He sends me regular emails about...more...

DIY

SharkBite Correction: In January, I wrote a piece on copper pipe and fittings. In the article I touched briefly on SharkBite fittings and incorrectly stated...more...

First, I would like to start by wishing everyone a Happy New Year! We now have a new code in effect in California, but I...more...

First, I would like to start by saying Happy Holidays and New Year to all. I don’t know about you, but, for me, 2016 was...more...

Last month, I had the good fortune to take a short vacation in Las Vegas. I stayed in the newly developed area of City Center,...more...

You may have seen that, back on July 31st, a daredevil skydiver named Luke Aikins performed a world record skydive by jumping from a plane...more...

The woman I’m dating lives  on the waterfront in Newport Beach, SoCal. Her unit faces a marina that separates Newport Beach from Balboa Island, for...more...

Back in February 2016, I wrote about water quality and a recent phenomenon occurring here in Southern California on some of my projects. Green gelatinous...more...

The other day one of our estimators ran a gas system design past me that came across his desk from another engineering firm. It was...more...

In this world of entropy, where everything constantly gets more complicated rather than less, water hammer arrestors are no exception. For the new engineers and designers...more...

When I first started writing this column back in September of 2002 my very first article was on open parking structures, and the fact that...more...

As if we didn’t already have enough to do, I’m sure many of you are familiar with and frequently hampered by the concept of pull...more...

Some of you readers know that I am separated and in the process of divorce. Separation and divorce create a dramatic life change. Having been...more...

Water quality has become an evergrowing challenge here in Southern California. I don’t know if this is true elsewhere around the country, but in this...more...

Happy New Year everyone! In light of the California water crisis, I thought I would share this information of the Los Angeles aqueduct. The foresight...more...

Hello faithful readers! First I want to start by saying, "Happy Holidays to all!" I’m looking forward to 2016 being a whole lot better than...more...

As the size of my company grows there has been recent need for some restructuring. I’m sure most of you struggle as I do with...more...

Probably the hottest and most challenging topic that has come up for me in recent months is that of cost control. The concept of cost...more...