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Edna Heatherington, CSI, CCS

Heatherington is manager of specifications for James Posey Associates, consulting mechanical and electrical engineers in Baltimore. Fax her at 410-298-9820.


The Exact Contract: Substitutions And Options

September 18, 2000
How and when to substitute is an exciting issue in construction.
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The Exact Contract: The Basic Purpose (August 2000)

July 28, 2000
Deciphering the real meaning in contracts: understanding their basic purpose goes a long way.
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The Exact Contract: Sailing The 4 C's (March 2000)

May 23, 2000
Edna Heatherington examines what goes into total contract quality in this month's column.
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The Exact Contract: Formats Matter (April 2000)

May 19, 2000
In construction document language, structure can be almost as helpful as content.
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The Exact Contract: Inside The Specification Section

May 19, 2000
Consistent patterns lead to consistent products.
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ES Gallery: Snapshots & Systems

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Improving Cooling and PUE in Existing Data Centers

On-Demand This webinar will provide cost-effective practical tips and feasible retrofit solutions that can be implemented in operational data centers to address some cooling issues and improve energy efficiency.


Engineered Systems Magazine

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2014 April

Check out the April 2014 issue of Engineered Systems, with features on backup power supply requirements, cyberattacks, and much more!

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Design Flaws

Following up on Howard McKew's April "Tomorrow's Environment" column: Have you ever thought twice about reporting problems with another firm's design? What did you do?
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The Green Energy Management Book

Learn from our experts how to evaluate job opportunities, market your services, sell a Walk-through Survey, target areas for an Energy Audit, calculate energy savings, do retrofit work, and win continuing contracts for retrofit work.

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Tomorrow's Environment Podcast

This series from longtime columnist and chronic forward-thinker Howard McKew covers a lot of ground -- from retrocommissioning to systems training, on toward checklists for drawings and tips for meeting minutes. Click HERE to be taken to the podcast page!


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