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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.

ARTICLES

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

Check out highlights from projects featured in our magazine this year!
3/27/14 11:00 am EST

How to Calculate Backup Power Supply Requirements for Your Facility

On-Demand This webinar reviews how to determine power requirements of facility loads; electrical characteristics and impact of different types of loads such as large motors and UPS systems on power supply sizing; acceptable power sources and other constraints applied by building codes; and how software tools can be used to simplify the process of calculating backup power requirements.  

THE MAGAZINE

Engineered Systems Magazine

ES April 2014 cover

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 ENGINEERED SYSTEMS STORE

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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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