AISC
AISC endorsement of
CIS/2
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During 1998, the EDI (Electronic Data Interchange) Review Team of the
American Institute of Steel Construction (AISC) evaluated data transfer standards with a
view to adopting one. On behalf of the European CIMsteel Collaborators, the SCI, together
with the University of Leeds, submitted the second release of the CIMsteel Integration
Standards (CIS/2) for their consideration. Dr Andrew Crowley of the SCI and Dr Alastair
Watson of the University of Leeds presented the case for CIS/2 at the EDI Review Team
meeting in Chicago on the 14th & 15th October 1998.
We are pleased to report that the Review Team has recommended CIS/2. On December
7th 1998, this recommendation was approved by the AISC Board of Directors as part of the
AISC Business Plan for Standardizing the Electronic Exchange of Structural Steel Project
Information. This Business Plan includes the public
endorsement of CIS/2 as being the standard for the electronic exchange of structural
steel project information for the entire U.S. structural steel design and construction
industry, as well as a recommendation that it be adopted as an international standard
(through ISO STEP).

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Beginning of AISC Public Endorsement
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While the advent of computer technology has greatly improved the speed of steel design,
bottlenecks still occur due to repetitive data entry requirements. To help facilitate the
electronic transfer of data between different members of the design and construction team,
the Board of Directors of the American Institute of Steel Construction, Inc. (AISC) has
endorsed Version 2.0 of the CIMsteel Integration Standards (CIS).
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CIS is a protocol through which seemingly stand-alone programs, such as structural
analysis, CAD and detailing systems, can communicate with each other. By providing a
neutral data format, CIS allows data interchange between a wide variety of program
typesas long as these programs have been designed to take advantage of the CIS
format. The need for such a protocol is tremendous. "The challenge before the
construction industry is to create a means for collaboration and data sharing between the
various parties: owner, architect, engineer, supplier, and contractor," explained P.
Bradford Vaughan, P.E., Manager of Power Operations, Black & Veatch, LLP, in Overland
Park, KS, and a member of AISCs EDI Review Team. "Each has their own
specialized software that limits the industry's ability to work together using common
data."
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Adopting CIS will greatly ease the transfer of informationsuch as project
drawings, design calculations and connection designsbetween all members of the
design and construction team, including engineers, fabricators, detailers and erectors.
"Standardizing and using EDI will streamline existing work processes, allowing owners
to receive more value for their construction dollar," said Mark Holland, P.E., Chief
Engineer with Paxton & Vierling Steel Co. in Omaha and Co-Chairman of the AISC EDI
Review Team. "The use of EDI is the next logical step in the evolution of the
construction process. Implementation of CIS and standardizing the electronic exchange of
structural steel project information will pave the way in realizing a quantum leap in the
construction process."
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In addition to increasing accuracy, it would reduce the cost involved with each project
team reproducing drawings. "By taking advantage of the extensive effort in developing
CIS/2.0, the entire steel industry can share and exchange data that previously had to be
re-entered for each proprietary software package," explained Joseph E. Harrison,
Senior System Consultant with Intergraph Corp. in Huntsville, AL, and a member of
AISCs EDI Review Team. "For structural designers and engineers, use of the
standard within steel design software will increase productivity and accuracy while
reducing design costs. For software vendors, implementation of the standard will greatly
reduce the number of translators that currently have to be supplied and maintained to
retain communication with other products. Adoption of the standard also creates business
opportunities by providing access to data that may not have existed in or been generated
from an application. Intergraph believes that AISC's selection of CIS/2.0 as the standard
for electronic data interchange will prove beneficial for structural engineers, software
vendors and the steel industry worldwide."
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Added Vaughan: "The adoption of an accepted protocol for electronic data exchange
will provide both horizontal (exchanges between software performing similar functions) and
vertical (exchanges between products that rely on results from another as inputs)
integration. This will result in data exchange throughout the steel construction
process--engineering, bidding, procurement, detailing, fabrication, transportation, and
erection--creating efficiencies that will help lower the installed cost of structural
steel construction."
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Finally, an EDI standard will tighten project schedules and reduce project time.
"Fluor Daniel has always sought new technology to improve our engineering and
construction work processes. We recognized several years ago that the CIS standard had
tremendous potential to benefit the steel industry through electronic data interchange.
Now that the AISC, along with other important companies in the industry have endorsed the
CIS 2.0 standard, we urge everyone to learn how this standard could improve their work
process," stated Daniel C. Fisher, S.E., Principal Structural Engineer with Fluor
Daniel, Inc., in Irvine, CA, and a member of the AISCs EDI Review Team. "We
must have patience because writing the CIS 2.0 interface into the current industry
software will take some time. Fluor Daniel looks forward to substantial reductions in the
time and costs required to engineer, detail, fabricate and erect steel structures through
the implementation of software implementing the CIS 2.0 standard."
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To help introduce CIS to the U.S. software development community,
AISC, together with
Black and Veatch, Bechtel Corporation and Fluor Daniel, Inc., will co-sponsor a series of
three-day technical workshops. These workshops will provide guidance for any interested
software development company involved in the structural steel design and construction
industry regarding translator development for CIS. The first technical workshop is
scheduled for February 17 through February 19 of this year.
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AISC, headquartered in Chicago, is a not-for-profit organization established in 1921 to
serve the structural steel industry in the United States. The organizations mission
is to promote the use of structural steel through research activities, market development,
education, codes and specifications, technical assistance, quality certification and
standardization. AISC maintains the specification for the design of structural steel
framing in the U.S. It has a long tradition of more than 75 years of providing assurance
and service to the steel construction industry by providing reliable information.
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AISC is committed to taking a leadership role in achieving standardization of
electronic data exchange for the structural steel design and construction industry. For
current and any future information regarding standardization of electronic data exchange
for the structural steel design and construction industry, please refer to the AISC web site or contact Steven E. Hamburg, P.E., AISC Director of Computer
Technology and Electronic Communications (312-670-5413).
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End of AISC Public Endorsement
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