ASHRAE Journal - August 2014 - 32

Technical FeaTure

technical vs. Process commissioning

Measurement
And Verification
By Scott Gordon, aSSociate MeMBer aShrae; and dave McFarlane, MeMBer aShrae

The purpose of this article series has been to present the technical commissioning
process for new building commissioning. We began by outlining the owner's expectations in the Owners Project Requirements (OPR) document. Next, we described the
Basis of Design (BOD) document, which ensures that the project designers meet the
requirements spelled out in the OPR document.
If we were moving through an actual project in
sequence with these articles, by this point we would
also have created the commissioning plan (CP), which
outlines the commissioning-related tasks that everyone involved in the project must complete to make
sure the objectives set forth in the OPR document are
achieved. We also would have been carefully monitoring the construction process and overseeing all
prefunctional testing (PFT) to ensure that all equipment and systems have been properly installed-and
can be properly started and run. By now, too, we
would have directed and verified the completion of
all functional performance testing (FPT), so we would
This is the eighth in a series of bimonthly articles that explain the technical commissioning process for
new buildings. Some of these articles' content is based on ASHRAE Guideline 0-2005, The Commissioning
Process (published 2005) and the National Environmental Balancing Bureau (NEBB) publication Procedural Standards for Whole Building Systems Technical Commissioning for New Construction (revised April
2013). In addition, some of the information in this article series has been adapted from an unpublished
NEBB standard titled NEBB Standard Owner's Project Requirements (OPR) Guideline (draft dated June 20,
2011); and from NEBB's Procedural Standards for Building Enclosure Testing (March 2013).

know that all building systems and components are
working properly under real-world scenarios. Finally,
we would have supervised the training of the owner's
staff in correct building operation and maintenance
procedures.
This article explains the next-to-last step in the technical commissioning process: measurement and verification (M&V). Practically speaking, M&V involves using
industry-standard tools and processes to check and
ensure that the now-occupied facilities (whether a single
building or a group of structures) perform at the owner's
expected level of resource efficiency-and what steps you
can take if the desired performance level has not been
achieved.

Sometimes Things Go Wrong
In the best-case scenario, a building is designed, constructed, and commissioned to function in conformance

Scott Gordon is a technical manager and Dave McFarlane is a senior technical director in the Building Performance Group at Atkins in Fort Myers, Fla.
32

ASHRAE JouRnAl

ashrae.org

Au g ust 2014



ASHRAE Journal - August 2014

Table of Contents for the Digital Edition of ASHRAE Journal - August 2014

Contents
ASHRAE Journal - August 2014 - Intro
ASHRAE Journal - August 2014 - BB1
ASHRAE Journal - August 2014 - BB2
ASHRAE Journal - August 2014 - Cover1
ASHRAE Journal - August 2014 - Cover2
ASHRAE Journal - August 2014 - 1
ASHRAE Journal - August 2014 - 2
ASHRAE Journal - August 2014 - Contents
ASHRAE Journal - August 2014 - 4
ASHRAE Journal - August 2014 - 5
ASHRAE Journal - August 2014 - 6
ASHRAE Journal - August 2014 - 7
ASHRAE Journal - August 2014 - 8
ASHRAE Journal - August 2014 - 9
ASHRAE Journal - August 2014 - 10
ASHRAE Journal - August 2014 - 11
ASHRAE Journal - August 2014 - 12
ASHRAE Journal - August 2014 - 13
ASHRAE Journal - August 2014 - 14
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ASHRAE Journal - August 2014 - 18
ASHRAE Journal - August 2014 - 19
ASHRAE Journal - August 2014 - 20
ASHRAE Journal - August 2014 - 21
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ASHRAE Journal - August 2014 - 30
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ASHRAE Journal - August 2014 - Cover3
ASHRAE Journal - August 2014 - Cover4
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