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Design/Construction Process
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JBA Consulting Engineers Embraces Technology To Power Growth

January 11, 2012

By Dwayne Miller

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Follow one firm’s path from committing to BIM to climbing a learning curve in using it to serve clients, and even on to taking an unusual step to fill what it sees as a need in the market.

Twenty Years and Counting

December 2, 2011

By Howard McKew, P.E., C.P.E.

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It’s been an interesting two decades (and counting), commenting on the industry one page at a time.

The Importance Of Doing BAS Right

December 2, 2011

By Paul Ehrlich, P.E. and Ira Goldschmidt P.E.

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In the big picture, good enough isn’t good enough.

DOE establishes ASHRAE 90.1-2007 as national reference for federal and commercial buildings

November 7, 2011

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U.S. shipments of residential gas storage water heaters for August 2011 decreased 8%, to 284,536 units, down from 308,646 units shipped in August 2010. Residential electric storage water heater shipments decreased 5% in August 2011, to 284,574 units, down from 299,048 units shipped in August 2010.

The Green Pages

October 31, 2011

By Compiled by ES Staff

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Where do health care facilities looking to up their sustainability profile start? Here, we shine a light on expected sites and some lesser-known resources. Archived video from conferences, toolkits for benchmarking, assessing a facility for CHP, general design guides, and even primers for executives looking to get the ball rolling … ideas and tips for good design and operations run a lot deeper than LEED®.

Reinforces value in submetering

Survey: building performance, tenant satisfaction higher in sustainable buildings

New findings unveiled from CBRE multi-year study with University of San Diego and McGraw-Hill construction

October 7, 2011

By Robert Beverly

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New findings unveiled from CBRE multi-year study with University of San Diego and McGraw-Hill construction.

62.1 Too Complicated?

Alternative to ASHRAE Standard 62.1 ventilation rate procedure proposed

Public comment sought on a proposed additional default value for the IAQ standard.

October 3, 2011

By Robert Beverly

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Public comment sought on a proposed additional default value for the IAQ standard.

December BIM event coming to Washington

September 21, 2011

By Robert Beverly

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The National BIM Conference is concurrent with Ecobuild America and hosts a wide assortment of sessions.

Commissioning: TREND Logs- Worth the effort?

September 6, 2011

By Rebecca Thatcher Ellis, P.E.

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Using data trend logs to supplement in-field functional performance testing (FPT) has always been an option in the commissioning process, particularly for HVAC systems controlled by DDC systems. As DDC system trending capabilities and computer hardware storage capacities have improved substantially over the past few years, I propose that trend logs be given a more prominent place in the commissioning toolbox.

Large Scale Geothermal Heat Pump Systems

September 6, 2011

By Stephen Hamstra P.E., ASHRAE HBDP LEED AP,

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With the help of advances in intelligent controls and a shift in design mindset, these systems can steer buildings toward smaller equipment sizes and associated savings. Review three projects and consider the benefits of keeping an upcoming project in the loop.

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