Top 5 Consulting-Specifying Engineer articles, May 18-24: Interpreting NFPA 72, LCCA for HVAC systems, 40 Under 40 winners, more

Articles about interpreting NFPA 72, LCCA for HVAC systems, the 2015 40 Under 40 winners, webcast questions and answers on arc flash reduction, and CHW system design were Consulting-Specifying Engineer’s five most clicked articles from last week, May 18-24. Were you out last week? Miss something? You can catch up here.


Consulting-Specifying Engineer Top 5 most read articles online, for May 18-24, covered interpreting NFPA 72, LCCA for HVAC systems, the 2015 40 Under 40 winners, webcast questions and answers on arc flash reduction, and CHW system design. Link to each article below.

1. Interpreting NFPA 72

Engineers must understand how NFPA 72-2013 can be specified into commercial buildings. While the 2010 edition is just being put into practice in many jurisdictions, the changes to the 2013 code should be noted. 

2. LCCA for HVAC systems

Lifecycle cost analysis (LCCA) is a tool used to determine the most cost-effective option among HVAC system alternatives. 

3. 2015 40 Under 40 Winners

Despite the diversity in their backgrounds and career paths, the 2015 40 Under 40 winners have many leadership attributes in common. 

4. Your questions answered: Electrical Systems: Arc Flash Reduction and NEC 240.87 Requirements

James A. Smith, senior offer specialist at Schneider Electric, and Antony Parsons, PhD, PE, senior staff engineer at Schneider Electric, tackled unanswered questions from the May 6, 2015, webcast on arc flash reduction and NEC 240.87 requirements. 

5. CHW system design

Chilled water (CHW) systems are cooling systems that circulate CHW throughout a building for cooling and dehumidifying a building's air. They come in all shapes, sizes, and configurations. 

The list was developed using CFE Media's web analytics for stories viewed on, May 18-24, for articles published within the last two months.

- Chris Vavra, production editor, CFE Media,

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