STRUCTURAL STEEL CONNECTION DESIGN

ABOUT

Larry S. Muir, PE

Synopsis ~ A licensed engineer with more than two decades of engineering and structural steel fabrication experience. As Chief Engineer of Cives Steel Company, Mr. Muir oversaw connection design for 6 steel fabrication plants with a combined annual capacity of over 100,000 tons. Mr. Muir has participated in the design of numerous large-scale, high profile projects, including high-rises, stadiums, and power plants. As a member of AISC, AWS, RCSC and ASCE committees, he has had the opportunity to be at the cutting edge of structural engineering while developing contacts throughout the industry.

EMPLOYMENT

  • 2014 - 2018 ~ Atlanta, GA ~ Director of Technical Assistance ~ Oversaw the operations of the technical aspects of the AISC Steel Solutions Center

  • 2009-2013 The Steel Connection, LLC ~ Atlanta, GA ~ President ~ Provided structural steel consulting services to engineers, fabricators and erectors. Services included connection design, structural design, connection review, technical assistance, expert witness testimony and dispute resolution.

  • 2008-2013 Structural Steel Consultant ~ Provided technical assistance to the AISC Steel Solution Center and its users. Wrote and presented  the 8-hour seminar "Seismic Connections for Steel-Framed Building" for the Canadian Institute of Steel Construction. Co-authored, with Bill Thornton, a Design Guide for AISC on Vertical Bracing Connections.

 

 

  • 1996-2008 Cives Steel Company ~ Roswell, GA

    • 2005-2008 ~ President of Cives Engineering Corporation & Chief Engineer of Cives Steel Company ~ In addition to the duties listed below for Vice President, his duties also include administrative tasks such as developing and maintaining the budget and scheduling for Cives Engineering, reviewing and managing engineering employees, reviewing proposed AISC research projects.

    • 2004-2005 ~ Chief Engineer of Cives Steel Company & Vice President of Cives Engineering Corporation ~ In addition to the duties listed below for Engineer his duties included: Responsible charge and management of teams of engineers and detailers performing connection design for large-scale industrial and commercial steel structures, Participating in sales calls to demonstrate engineering and fabrication capabilities, Participating in technical committees.

    • 1996-2004 ~ Engineer ~Duties included: Performing and overseeing connection design for large-scale steel structures, Authoring connection design software, Training newly hired employees, Checking shop drawings for conformance to job specifications, Answering design-related questions from fabrication plants and detailers, Developing new design procedures to increase economy of fabrication. Supervisor: Dr. William Thornton, PE.

 

  • 1994-1996 University of Tennessee ~ Knoxville, TN ~ Graduate Teaching Assistant ~ Duties: Grading homework, assisting students, and occasional teaching in Statics, Strength of Materials, and Steel and Concrete Design courses, Researching and preparing expert witness testimony involving a structural collapse. Supervisor: Dr. David Goodpasture, PE.

 

  • 1994 Pruitt, Eberly, Stone ~ Atlanta, GA ~ Engineer ~ Duties: Project management, Structural design and drafting of buildings in steel, concrete and wood. Supervisors: Robert Stone, PE, Peter Pruitt, PE, and Michael Planer, PE.

 

  • 1989-1990 Amoco Oil Company (now BP) ~ Naperville, IL ~ Laboratory Technician ~ Duties: Testing of refinery hydrocarbon streams to ASTM standards.

 

EDUCATION

 

 

  • University of Tennessee ~ Knoxville, TN ~ M.S. (Civil Engineering) 1996 ~ B.S. (Civil Engineering) 2002

  • Southern Polytechnic State University ~ Marietta, GA ~ B.S. (Civil Engineering Technology) 1993

PUBLICATIONS & PRESENTATIONS

.

  • William A. Thornton and Larry S. Muir, "Vertical Bracing Connections - Analysis and Design". April 24, 2015. Presentation at the 2015 ASCE Structures Congress - Portland, OR

 

  • Patrick McManus and Larry S. Muir , "Alternate Methods of Connection Design". March 26 and 27, 2015. Presentation at the 2015 North American Steel Construction Conference.

 

  • Carlo Lini and Larry S. Muir, "Interactive Steel Quiz". March 26, 2015.Presentation at the 2015 North American Steel Construction Conference.

 

  • William A. Thornton and Larry S. Muir, "Vertical Bracing Connections - Analysis and Design". March 25, 2015. Presentation at the 2015 North American Steel Construction Conference.

 

  • Larry S. Muir, "Proper Application of the Uniform Force Method" April 22, 2014. Georgia Tech.

 

  • Larry S. Muir. "Statics, Strength, Ductility, and the Uniform Force Method." The 2014 T.R. Higgins Lecture

    • North American Steel Construction Conference, Toronto. March 28, 2014

    • Des Moines, IA. April 18, 2014

    • Northwestern University ~ Evanston, IL. May 21, 2014

    • Worcester Polytechnic Institute ~ Worcester, MA. June 5, 2014

    • Denver, CO. June 19, 2014.

    • Sacramento, CA. September 9, 2014. 

    • Georgia Tech - Atlanta, GA. September 15, 2014

    • University of Tennessee - Knoxville, TN. November 6, 2014

    • New York, NY. January 20, 2015.

    • Lawrence, KS. March 5, 2015.

    • Purdue University - Lafayette, IN. April 14, 2015.

  

  • William A. Thornton and Larry Muir. "Use and Design of Slip Critical Connections." March 27 and 28, 2014. Presentation at the 2014 North American Steel Construction Conference.

 

  • Larry S. Muir. ": Says Who?: A closer look at design guidance from AISC."  AISC Modern Steel Construction August 2013.

 

  • Bo Dowswell and Larry S. Muir. "Developing Mp" AISC Modern Steel Construction May 2012.

 

  • Larry S. Muir, "Seismic Connections for Steel-Framed Building." Seminar prepared and presented for the Canadian Institute of Steel Construction.

    • May 29, 2012. Calgary

    • May 31, 2012, December 7, 2012 & December 6, 2013. Vancouver

    • June 20, 2012. Montreal.

    • June 22, 2012, December 4, 2012 & December 3, 2013. Toronto

    • September 12, 2012. Fredericton

    • September 14, 2012. Halifax

 

  • Larry S. Muir, "Extended Tab Plates, Design and Analysis" May 17, 2012. Presentation to The Structural Engineers Association of Georgia.

 

  • Larry S. Muir, "Proper Application of the Uniform Force Method" May 10, 2012. AISC Webinar.

 

  • Larry S. Muir, "Myth Busters - Connection Edition - Myth: Connections are Designed for Strength" April 20, 2012. Presentation at the 2012 North American Steel Construction Conference.

  • Larry S. Muir, "Proper Application of the Uniform Force Method" April 19 and 20, 2012. Presentation at the 2012 North American Steel Construction Conference.

 

 

  • Patrick McManus and Larry S. Muir. "Bidding High-Seismic Projects for the Fabricator and Detailer" May 2011, AISC 2011 NASCC

 

  • Larry S. Muir. "Extended Shear Plate Connections" May 2011, AISC 2011 NASCC.

 

  • Larry S. Muir and Cynthia J. Duncan "The AISC 2010 Specification and the 14th Edition Steel Construction Manual". April 2001, ASCE/SEI 2011 Structures Conference and May 2011, AISC 2011 NASCC

 

  • AISC Seminar - HSS Connection Design/Dos and Don'ts of Steel Construction (written by Donald Sherman/Carol Drucker) Presented: May 1, 2011 in Birmingham, AL

 

  • Larry Kloiber and Larry S. Muir. "The 2010 AISC Specification: Changes in Design of Connections". Modern Steel Construction. AISC Modern Steel Construction September 2010.

  • Brockenbrough, Roger L. and Frederick S. Merritt, Structural Steel Designer's Handbook.5th Edition. McGraw-Hill. Pending Publication. Co-authored "Connection Design" chapter with William A. Thornton. 2011.

  • Tamboli, Akbar R., Handbook of Structural Steel Connection Design and Details. 2nd Edition. McGraw-Hill. Co-authored Chapters 1 and2 "Fasteners for Structural Connections" and "Design of Connections for Axial, Moment and Shear Forces" with William A. Thornton and Thomas Kane. October 2009.

 

  • Larry S. Muir "Practical Connection Design for Economical Steel Structures" AISC short course. Presented

    • March 9, 2010 in Nashville, TN

    • May 21, 2009 in Atlanta, GA

    • May 19, 2009 in Birmingham, AL

    • October 8, 2009 in Tulsa, OK

    • October 22, 2009 in Charlotte, NC

    • April 6, 2010 in St. Louis, MO

    • June 17, 2010 in Portland, ME

    • October 5, 2010 in Greenville, SC

    • November 11, 2010 in Chicago, IL

    • December 10, 2010 in Houston, TX

    • March 15, 2011 in Richmond, VA

 

  • Larry S. Muir and William A. Thornton. "Vertical Bracing Connections for Moderate Seismic Demands." Proceedings of the ASCE/SEI 2009 Structures Congress. Austin, Texas. May 2,2009.

 

 

  • Larry S. Muir and William A. Thornton (co-authors). "Practical Connection Design for Economical Steel Structures" AISC short course. First presented April 4, 2009 at the NASCC in Phoenix, AZ.

 

 

  • William A. Thornton and Larry S. Muir. Co-Authored a Two-day seminar given by Dr. Thornton to Washington Group

    • Birmingham office. July 29-30, 2008

    • Houston office. July 15-16, 2008

    • Princeton office. June 4-5, 2008

    • Cleveland office. May 14-15, 2008

    • Denver office. April 9-10, 2008

 

  • William A. Thornton and Larry S. Muir. "Vertical Bracing Connections in the Seismic Regime". ECCS / AISC Workshop Connections in Steel Structures VI. June 23-24, 2008. Chicago, IL.

 

 

  • Larry S. Muir. Seismic Requirements and the Structural Steel Fabricator. Presentation given at WPI sponsored by the Steel Fabricator's of New England and AISC. May 22, 2008.

 

  • Larry S. Muir, Economy in Steel Structures: Common Sense and State of the Art. Presentation given to O'Donnell & Naccarato. Philadelphia, PA. April 16, 2008.

 

  • Larry S. Muir, Changes to the AISC 13th Edition Manual and 2005 Specification. Presentation given to

    • CH2MHill. Trenton, NJ. April 15, 2008.

    • Cantor-Seinuk. New York, NY. April 15, 2008.

    • Desimone Engineers. New York, NY. April 14, 2008.

  • Larry S. Muir. The Hearst Tower. Presentation given to students at Tri-State University. April 10, 2008.

 

  • William Thornton and Larry S. Muir. Connection Design: The Last Bastion of Rational Design. Presentation given for Don White’s Steel Design Graduate Class at Georgia Institute of Technology. March 27, 2008.

 

  • William A. Thornton and Larry S. Muir. AISC Vertical Bracing Design Guide. Pending Publication.

 

  • Larry Kloiber and Larry S. Muir, "AISC 2005 Seismic Provisions: Design Drawing Requirements", Proceedings of the AISC North American Steel Construction Conference. Nashville, TN. April 2008.

 

  • William A. Thornton and Larry S. Muir, "Bracing Connections", Proceedings of the ASCE/SEI 2008 Structures Congress. Vancouver, Canada. April 26,2008.

  • Larry S. Muir, Changes to the AISC 13th Edition Manual and 2005 Specification. Presentation given to CH2M-Hill (Lockwood Greene). Spartanburg, SC. October 9, 2007.

 

  • Larry S. Muir and William Thornton, Changes to the AISC 13th Edition Manual and 2005 Specification. Presentation given to Southern Company/ Georgia Power. Atlanta, GA. July 19, 2007.

 

  • Larry S. Muir, "5 Common Myths of Steel Design Debunked". Structures Magazine. July 2007.

 

  • Larry S. Muir, Economy in Steel Structures: Common Sense and State of the Art. Presentation given to approximately 100 engineers at Sargent & Lundy’s office in Chicago, IL. June 27, 2007.

 

  • Larry S. Muir. Through the Looking Glass: A Tale of Eccentricity, Stress Cops and the Lower Bound Theorem. Presentation given for the Graduate Seminar at the University of Tennessee, Knoxville. April 12, 2007.

 

  • Larry S. Muir and William Thornton. Connection Design: The Last Bastion of Rational Design. Presentation given for the Graduate Seminar at Georgia Institute of Technology. March 9, 2007.

 

  • Thornton, William and Larry S. Muir, "Connection Design in the New AISC Manual, Part 2 – Changes to the 13th Edition Manual". Structures Magazine. February 2007.

 

  • Thornton, William and Larry S. Muir, "Connection Design in the New AISC Manual, Part 1 – Changes to the 2005 Specification". Structures Magazine. November 2006.

 

 

  • Muir, Larry S. "Accommodating versus Predicting the Behavior of Steel Structures" Proceedings of the ASCE/SEI 2006 Structures Congress. St. Louis, MO. May 20,2006.

  • William Thornton and Larry S. Muir. Connection Design: The Last Bastion of Rational Design. Presentation given for the Graduate Seminar at Georgia Institute of Technology. April 7, 2006.

 

  • Brockenbrough, Roger L. and Frederick S. Merritt, Structural Steel Designer's Handbook.4th Edition. McGraw-Hill. 2005. Co-authored Chapter 3 "Connection Design" with William A. Thornton

 

 

  • Muir, L.S. "Communication of Structural Steel Connection Design Information" Proceedings of the ASCE/SEI 2004 Structures Congress. May 22-26, 2004. Nashville, TN.

  • Bennett, R.M., and Skinner, T. (1997). "Bridge Failures, Recent and Past, Lessons for the Future." Proceedings of the 101st Annual Conference, American Railway Bridge and Building Association, 122-143. (Contributed to the paper as a graduate student working under Prof. Bennett at the University of Tennessee.)

 

SIGNIFICANT PROJECTS

 

  • One Lincoln ~ Cives New England Division ~ Boston, MA ~ Owner: Kingston-Bedford ~ Engineer: Jung Brannen Associates ~ General Contractor: Beacon Construction Company ~ Tonnage: 14,900 ~ Designed the roof truss connections and the vertical bracing connections on this high-rise project.

  • Millennium Place ~ Cives New England Division ~ Boston, MA ~ Owner: Millennium Partners/ MDA Assoc. Inc. ~ Engineer: Desimone Consulting Engineers ~ General Contractor: Lehrer McGovern Bovis ~ Tonnage: 14,200 ~ 38 story high-rise. Designed all of the connections for the roof and the transfer trusses at the fifth floor which supported the remaining floors of the structure. $35,650,700 contract completed 2001.

  • Comcast Building~ Cives Northern Division ~ Philadelphia, PA ~ Owner: Liberty Property Trust ~ Engineer: Thornton-Tomasetti ~ General Contractor: L.F. Driscoll Company ~ Tonnage 12,500 ~ 60 story High-rise. Developed a value-engineering alternative, which included moving the splices in the Veirendeel truss to the inflection points, thereby saving time and money in both erection and fabrication.

 

  • Hearst Magazine Building ~ Cives Northern Division ~ New York, NY ~ Owner: Hearst Communications Inc. ~ Engineer: Cantor Seinuk Group ~ General Contractor: Turner Construction Company ~ Tonnage: 12,000 ~ 42 story high-rise, with innovative diagrid framing system, which included no vertical exterior columns. Designed or supervised the design of a majority of the connections including the blast-loaded façade and loading dock, and the “diagrid” node detail, which required the analysis of 35,000 pages of loading information. Completed 2005.

 

  • Plants Wansley and Bowen SCR Units ~ Cives Southern Division ~ Carrolton and Cartersville, GA ~ Owner/ Engineer/ General Contractor: Southern Company ~ Tonnage: 5,600 each ~ Designed or supervised design of all connections for the SCR Units for these 1,140 megawatt coal-fired power plants. $25,140,000 contract completed 2002.

 

  • Olympic Stadium / Turner Field ~ Cives Southern Division ~Atlanta, GA ~ Owner: Atlanta Committee for the Olympic Games, Inc. ~ Engineer: Atlanta Stadium Design Team ~ General Contractor: Atlanta Stadium Design Team ~ Tonnage: 10,000 ~ Reviewed shop drawings for the conversion of the Olympic Stadium to the baseball stadium. $19,800,000 contract completed 1996.

 

  • World Trade Center West Office Building ~ Cives New England Division ~ Boston, MA ~ Owner: Pembroke Real Estate ~ Engineer: Weidlinger Associates Inc. ~ General Contractor: Turner Construction Company ~ Tonnage: 6,900 ~ Designed all bracing connections for this 16 story structure.

 

  • 11 Times Square ~ Cives Northern Divisions ~ New York, NY ~ Engineer: Thornton-Tomasetti ~ General Contractor ~ Plaza Construction Company ~ Tonnage: 6,600 ~ Designed the North Truss and oversaw all connection design and shop drawing review.

 

  • 131 Dartmouth Street ~ Cives Northern Division ~ Boston, MA ~ Owner: 131 Dartmouth Street, LLC ~ Engineer: McNamara/ Salvia ~ General Contractor: Suffolk Construction ~ Tonnage: 6,000 ~ Supervised design of all moment connections. $14,295,000 contract completed 2002.

 

  • Knoxville Convention Center ~ Cives Southern Division ~ Knoxville, TN ~ Owner: Knox County / City of Knoxville ~ Engineer: Ross Bryan Associates ~ General Contractor: Clark/Denark-Smith, A Joint Venture ~ Tonnage: 5,500 ~ Designed or supervised the design of all the bolted truss connection in this 212, 400 square foot facility. Also analyzed the plate girder value-engineering replacement for the shallow floor trusses. $12,640,000 contract completed 2002.

 

  • Austin Convention Center Expansion ~ Cives Mid-South Division ~ Austin, TX ~ Owner: City of Austin ~ Engineer: Architectural Engineers ~ General Contractor: Gilbane ~ Tonnage: 4,500 ~ Designed or supervised design of all truss connections for the expansion to this 811,400 square foot facility including the 300+ foot span, 65 foot deep “super-truss” which supported half of the roof and the second floor. $7,250,000 contract completed 2001.

 

  • Wellman Chemical, Plastic Recycling Plant ~ Cives Mid-South Division ~ Pearlington, MS ~ Owner: Wellman Chemical ~ Engineer/ General Contractor: Flour Daniel ~ Tonnage ~ 4,000 ~ Assisted Cives’ field representative in overseeing the erection and the handling field problems. Was required to re-detail incorrect members and guide the field fabrication and erection process.

 

  • Plant Gaston ~ Cives Southern Division ~ Wilsonville, Alabama ~ Owner/ Engineer/ General Contractor: Southern Company ~ Tonnage: 3,600 ~ Oversaw the work of a team of engineers and draftsmen to complete connection design on this coal-fired electric plant.

 

  • Colonie Center ~ Cives Northern Division ~ Colonie, NY ~ Owner: Feldman Mall Properties ~ Engineer: M.G. McLaren PC ~ Tonnage: 2,800 ~ Designed or supervised design of all two-story trusses in this elevated addition to an existing mall.

 

  • Reebok World Headquarters ~ Cives New England Division ~ Canton, MA ~ Owner: Reebok ~ Engineer: McNamara/ Salvia, Inc. ~ General Contractor: Turner Construction Company ~ Tonnage 2,800 ~ Designed all bracing and moment connections.

 

  • Kendall Square Residences ~ Cives MidAtlantic Division ~ Cambridge, MA ~ Engineer: McNamara/ Salvia, Inc.~ General Contractor: Bovis Lend Lease ~ Tonnage: 2,600 ~ Designed or supervised the design of the more complicated connections at the interface between the existing parking structure and the new residential tower, including transfer truss and girder connections.

 

  • Georgia Maritime Trade Center ~ Cives Southern Division ~ Savannah, GA ~ Owner: Maritime Trade Center ~ Engineer: Thompson, Ventulett, Stainback ~ General Contractor: Beers ~ Tonnage: 2,500 ~ Designed all typical connections and all welded truss connections

 

  • Schottenstein Center, Ohio State University ~ Cives Mid-West Division ~ Columbus, OH ~ Owner: Ohio State University ~ Engineer: Korda/Nemeth ~ General Contractor: P.J. Dick ~ Tonnage: 2,500 ~ Designed all 300+ ft span roof truss connections for this 70,000 square foot facility.

 

  • Xavier Cintas Center ~ Cives Mid-West Division ~Cincinnati, OH ~ Owner: Xavier University ~ Engineer: Opus North Architects & Engineers ~ General Contractor: Opus North Corporation ~ Tonnage: 1,320 ~ Designed all 300+ ft span roof truss connections. $3,633,000 contract completed 1999

 

  • Ave Maria Oratory ~ Cives Southern Division ~ Naples, FL ~ Owner: Ave Maria University ~ Engineer: Cannon Design ~ General Contractor: Suffolk Construction ~ The largest Catholic Oratory structure in the United States. A unique collaborative design effort involving the architect, engineer, fabricator, and erector. Produced preliminary connection design capacities which were incorporated into the structural model to provide a more economical design. Completed 2008.

 

  • Glass Waste Storage Building #2 ~ Cives Southern Division ~ Aiken, SC ~ Owner: U.S. Department of Energy ~ Engineer: Parsons Engineering ~ General Contractor: The Krog Corporation ~ Tonnage: 778 ~ In responsible charge of and stamped all the calculations for the connections in this facility subjected to seismic loadings and located at the Savannah River Nuclear Site.

 

  • Inbrand ~ Pruitt, Eberly, Stone ~ Kennesaw, Georgia ~ 260,000 SF distribution facility, including a 20,000 SF two story office. This facility won the American Concrete Institute Award for Outstanding Achievement for 1995. ~ Checked the design and detailing of the embedments to the exterior precast panels and designed the steel in the roof structure and the office atrium.

 

  • Fire at Cives Northern Division Shop ~ Cives Northern Division ~ Gouverneur, NY~ Participated in the evaluation and rehabilitation of the shop structure and craneways after a fire that caused significant damage of a 120’ x 50’ area of the shop. Coordinated with the demolition contractor to safely remove the damaged structure and designed the replacement structure. April – June 2007.

 

COMMITTEE MEMBERSHIP

Larry Muir has served on many committees realted to 

  • December 2009 – Present ~ Chairman ~ AISC Technical Committee 6 - Connections

  • August 2007 – December 2009~ Vice-Chairman ~ AISC Technical Committee 6 - Connections

 

  • June 2006 – Present ~ Member (2 year cycles)  ~ ASCE Committee on Design of Steel Building Structures

 

  • January 2006-Present ~ Advisor ~ AWS D1A Subcommittee 1 on Design

 

  • January 2006 - Present ~ Member ~ AISC Specification Committee

 

  • January 2006 – Present ~ Member ~ AISC Committee on Manuals and Textbooks

    • Chair, SC 3 - Bolts, Welds and Connection Elements

    • Member, Sub-Committee M5 on Seismic Design

 

  • November 2005 – August 2007 ~ Member ~ AISC Technical Committee 6 - Connections

 

  • July 2005 - July 2008 ~ Member ~ RCSC Specification Committee A1

 

  • Spring 2005 ~ Guest ~ AWS Committee on Design

 

  • May 2005 – July 2008 ~ Member ~ Research Council on Structural Connections (RCSC).

 

  • April 2004 - July 2005 ~ Corresponding member ~ AISC Committee on Manuals and Textbooks

 

  • February 2004 - July 2005 ~ Corresponding member ~ AISC Technical Committee 6 concerning Chapter J of the Specifications: Connections, Joints, and Fasteners

 

  • March 2003 – February 2006 ~ Guest ~ ASCE Committee on Design of Steel Building Structures

 

  • 1996 ~ Member ~ Committee on Bridge Failures Recent and Past, American Railway Bridge and Building Association.

 

COMMITTEE & TASK GROUP ACTIVITIES

 

  • 2006 Reviewer of The Steel Deck Institute Specification

  • November 2004 – Present ~ Reviewer for the AISC Engineering Journal.

 

  • Often consulted regarding questions submitted to AISC’s Solution Center.

 

  • 2008-2009 AISC T.R. Higgins Award Jury ~ Member

 

RESEARCH RELATED ACTIVITIES

 

  • 2007 ~ Participated in the planning stages of a research program conducted by Dr. Jerry Hajjar of the University of Illinois. The research involved testing large-scale, slip-critical splices with oversize holes and thick fills to determine the behavior of such connections both before and after the slip load.

  • 2007 ~ Participated in the evaluation of Dr. Robert Driver’s "Unification of S16 design procedures for net section rupture, tension and shear block, and bolt tear-out limit states" proposal for the Natural Sciences and Engineering Research Council (Canada).

 

  • September 2006 – Present ~ Member of the Oversight Committee for the Improved Seismic Performance of Braced Frame Systems research project conducted by Dr. Charles Roeder and Dr. Dawn Lehman of the University of Washington and funded by AISC.

 

  • June 2005 – May 2006 ~ Participated in research funded by Cives Steel Company and conducted at Virginia Tech by Dr. Tom Murray and his graduate student, Kirsten Baldwin Metzger. The research involved standard and extended single plate shear connections to rigid supports. The intent of the research was to validate the change of shear tab welds from 3/4 of the plate thickness to 5/8 of the plate thickness, as well as to validate the extended shear tab procedure proposed by Larry Muir and Bill Thornton which was included in the 13th Edition AISC Manual.

 

  • August 2004 – February 2005 ~ Participated in research funded by Cives Steel Company and conducted at Virginia Tech by Dr. Tom Murray and his graduate student, Benjamin Mohr. The research verified that the full net plastic section of a plate could be developed in bending before fracture occurred.

 

COURSES TAUGHT

 

 

  • Summer Semester 2004 ~ Southern Polytechnic State University ~ Marietta, GA ~ Building Technology IV (ARCH 4214) ~ 2 credit hours. The subject matter was Lateral Force Resisting Systems and included analysis and design to resist wind and seismic loads.

 

COMPUTER PROGRAMMING

 

  • Authored a program to extract loading from 35,000 pages of raw data and design connections for the Hearst Tower

  • As President of Cives Engineering oversaw the development and updating of all Cives design programs.

 

  • Automated a number of administrative tasks including, time management and drawing flow, through the use of Excel, Visual Basic for Applications and Visual Basic programs.

 

  • Instituted an Object Oriented approach to the programming including classes and custom user controls to reduce the time required to update and maintain the existing programs.

 

  • Authored the inaugural version of the Windows-based Cives P-Sheet Chart Program which generates charts providing shear capacities of various beams connected with shop bolted framed connections, shop welded framed connections, shear end plate connections, single plate shear connections, double angle knife connections, and single angle connections with all possible combinations of shop bolting or welding.

 

  • Authored the inaugural version of the Cives Seated Connection Chart Program which generates charts providing shear capacities of various beams connected with stiffened or unstiffened seats.

 

  • Authored the inaugural version of the Windows-based Cives Shear and/or Axial Check Program which checks shear capacity of double angle knife connections, and single angle connections with all possible combinations of shop bolting or welding. Checks shear and/or axial capacities of shop bolted framed connections, shop welded framed connections, shear end plate connections, and single plate shear connections. Also can be used to check the capacities of top and/or bottom coped beams.

 

  • Authored the inaugural version of the Windows-based Cives Horizontal Brace Check Program which provides checks for typical configurations of horizontal bracing connections. Includes both text calculations and graphical output.

 

  • Authored the inaugural version of the Cives Eccentric Bolt Program which provides capacity of eccentrically loaded bolt groups. Can calculate capacity of any bolt group based on the theory of the instantaneous center of rotation.

 

  • Authored the inaugural version of the Cives Extended Shear Tab Check Program which provides capacity of extended shear tabs subjected to shear and/or axial loads. Includes innovative buckling checks which allow the top and bottom stabilizing plates to be omitted.

 

  • Authored the inaugural version of the Cives Bolted Truss Design Program which assists and automates the design of bolted trusses made up of wide flange members turned flange to view in elevation. Includes both text calculations and graphical output.

 

  • Authored the inaugural version of the Cives Graphics Viewer which allows the user to view, zoom and pan graphics files generated by the proceeding software.

 

Larry S. Muir, P.E.