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Thermoplastic Piping Applications for Building Systems – Part 1

Thermoplastic Piping Applications for Building Systems– Part 1 Authored by R. Douglas Stingelin, PE, QCxP, LEEP AP | GLHN Architects & Engineers, Inc. In this first part of a two-part series on thermoplastic piping, we will focus specifically on newer PP-R (Polypropylene Random Copolymer) piping technology that is becoming an ever-popular choice for domestic and hydronic system installations in North America. We will share our opinions, key takeaways, and lessons…

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Banner University Medical Center Tucson Wins NAIOP Best Medical Office Project of the Year

We are proud to announce that Banner University Medical Center Tucson has won the NAIOP Best Medical Office Project of the Year for 2019! GLHN collaborated with Shepley Bulfinch to provide healthcare architecture for the new 600,000 SF patient tower and renovation of 75,000 SF in the existing hospital. Sundt Construction and DPR Construction formed a joint venture to build the $320,000,000 facility. The success of the project is due…

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Long Range Infrastructure Planning

Jon Ziegler, PE, GLHN Senior Mechanical Engineer/Analyst presented at the APPA National Conference in Washington, D.C. earlier this year on the process of long range planning for institutional infrastructure.  This included the benefit of utility planning and a review of the tools available through APPA and APPA University. Important reasons to develop a Utility Development Plan (UDP) include: Cataloging capacity of existing utility system Identifying deficiencies by system Gathering/preparing utility…

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GLHN President Publishes Article on Energy-Water Nexus

Henry Johnstone, PE, President of GLHN Architects &Engineers, Inc. is raising awareness of the future of fresh water not only domestically, but globally.  Published in District Energy magazine, distributed by the International District Energy Association, Henry’s article explains how district energy will play a large role in the reduction of urban water consumption. “As regional fresh water becomes scarce, the balance of trade offs between cooling energy and water consumption becomes…

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Addressing Fluctuations in Campus Heating Requirements

The University of Arizona operates and maintains a campus steam production and distribution system serving over 130 buildings, with a generating capacity of over 320,000 lb/hr of saturated 100 psig steam. The campus is comprised of many building types and uses including a Level I trauma hospital, research laboratories, classroom/office buildings, large auditorium spaces, student housing, and NCAA Division I Sports complexes. Campus heating loads can fluctuate significantly over the…

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Spending for Utility Development Plan Pays Off

A Utility Development Plan (UDP) is a comprehensive and interactive long range planning process encompassing some or all campus utilities.  It is a living document with the purpose of establishing an effective method to identify, prioritize, and define projects and estimated costs for immediate and future needs.  Stage 1 of the process is Problem Definition which looks at existing conditions of the utility systems and includes talking with utility providers…

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