Terry Willems SENIOR PRINCIPAL MATERIALS SCIENTIST Mr. Terry Willems has over forty years of practical experience in the field of construction materials. Willems received a Bachelor of Science degree in 1977. He has significant experience in materials testing and investigation holding positions at geotechnical firms and materials laboratories which include: Laboratory Manager; Consultant, Concrete Petrographer; and, Principal Materials Scientist. Mr. Willems is a 35 year member of the American Concrete Institute, voting member of ACI Committee 201 dealing with Durability of Concrete as well as past secretary of ACI 515 Protective Systems for Concrete and past secretary of ACI 524 Plaster. Presently, he is a Senior Principal Materials Scientist with CTLGroup. As an expert witness he has testified in the field of construction materials in over forty-eight cases in multiple states and has never been disqualified to testify as an expert. Academic Credentials Representative Project Experience B.S. in Water Resource Concrete Deterioration Management and Soils • DOE Rocky Flats Buildings 776/777 and 707, Golden, CO: Nuclear weapon processing University of Wisconsin - Stevens buildings; assessment and durability evaluation of concrete slabs. Point, 1977 • NASA Michoud Assembly Building, New Orleans, LA: 33-Acre roof; condition assessment of spalling channel slab roof panels. • Goldstone Antenna, Goldstone, CA: Evaluation of deep space antenna pedestal Awards exhibiting cracking and ASR distress. ACI Wason Medal for Materials • Madrid Antenna, Rubledo de Chavela, Spain: Evaluation of deep space antenna Research, 2001; high strength pedestal exhibiting cracking and ASR distress. concrete testing techniques – state of the art paper. Materials Investigation • Wrigley Building, Chicago, IL: Terra cotta facade; laboratory testing of terra cotta to establish existing properties. Contact Information • Soldier Field, Chicago, IL: Assessment of anti-reflective glass damage for luxury skyboxes. 5400 Old Orchard Road • Wacker Drive Balusters, Chicago, IL: Evaluation of cracking limestone balusters to Skokie, Illinois 60077 evaluate cause and predict future durability. (847) 972-3234 • Aviano Air Force Base, Aviano, Italy: Failure analysis of stucco applied to residence [email protected] units; condition survey, sampling, and laboratory testing. • Milwaukee City Hall, Milwaukee, WI: Terra cotta facade; evaluation of terra cotta and litigation support. • Utah State Capitol, Salt Lake City, UT: Evaluation of cracking of custom hexagonal ceramic tile; condition survey, sampling, laboratory testing, and litigation support. • Cardon Childrens Hospitals, Mesa, AZ: Failure analysis of cracking polyacrylate terrazzo and litigation support. Historic Preservation • Meridian Hill Park, Washington, DC: Condition assessment and repair recommendations of John Earley exposed aggregate concrete. • Chicago Pumping Station Roof, Chicago, IL: Assessment of cinder concrete cast on wrought iron corrugated deck including replacement mix recommendations. • Cabrillo Bridge, San Diego, CA: Condition assessment of historic concrete bridge structure. • Harvard Club of New York, New York, NY: Laboratory testing of artificial stone from 1905 to establish existing properties. • Pearl Harbor Naval Shipyard, Hawaii: Consulting regarding coating failures in historic building. www.CTLGroup.com Litigation and Deposition History Terry Willems Sussex Insurance Co. vs. Anthony Fiore Construction, et al. June 6-7, 2018. Mediation in Port Charlotte, Florida. Failed epoxy floor. FOC – Liberty vs Custom April 26, 2018; deposition at CTLGroup. Testify on porcelain tile failures. Bayside Park & Marine Center vs CMG Engineering. February 1, 2018 - Testify at trial in Kalispell, Montana. Non-air entrained concrete placed in exterior retaining wall. Al and John vs Seamless flooring. September 12, 2017 - Al and Johns in NJ. Deposition - Polyurethane and Sika Quick 1000 topping cracking/debonding in meat processing facility. August 18, 2016 – Sovereign Terrace in Atlanta. Deposition - exterior porcelain tile debonding and cracking on balconies. Ohio Fairfield Union vs Tarkett, Columbus, OH. Deposition June 2, 2016 - Luxury vinyl tile. Eastern Columbia Building, Los Angeles. Deposition February 10, 2016 – Terracotta. FFC Mediation, Chicago. December 10, 2015 - Sports floor debonding. Huntsville Jail, Alabama. Deposition October 22, 2015 - Concrete cracking. Kalahari, Indiana Deposition August 7, 2015 - Gypsum concrete. Big League Dreams. Arizona Mediation June 2 through 4, 2015 - Concrete pavement cracking. Fashion Outlet Center, Illinois Mediation June 22, 2015 - Porcelain tile debonding. Casa Clara Condominium vs RL James, Miami, FL. Deposition April, 2014 - Petrographic examination/water cement ratio of concrete. Bayside Park & Marine Center vs Wolstein Custom Builders, Bigfork, MT. Deposition August, 2013 - Petrographic examination/air content of concrete. Milwaukee City Hall, Milwaukee, WI. Mediation April, 2013 - Terra cotta cracking and spalling. Banner Desert Hospital, Mesa, AZ. Mediation February, 2013 - Terrazzo and concrete cracking. Milwaukee City Hall, Milwaukee, WI. Mediation January, 2013 - Terra cotta cracking and Spalling. Banner Desert Hospital, Mesa, AZ. Mediation May, 2012 - Terrazzo and concrete cracking. Modesto Irrigation District Filter Basins, Modesto, CA. Mediation February, 2012 - Filter basin concrete cracking. Jackson Country vs BNIM Architects, Kansas City, MO. Mediation July, 2011 – Parapet concrete cracking. Cinemark Theaters, Mansfield, TX. Deposition 2011 - Cast stone debonding. Supreme Court Long Island NYC - Arches Mall. Trial testimony April, 2011 - Applied finishes delamination. Teledyne Brown, Tanner, AL. Deposition August, 2010 - Scaling of air entrained interior concrete floor slab. Table Rock vs S& B Construction, Medford, OR. Mediation August, 2010 – poor quality concrete and finishing issues. University of Illinois Chicago. Mediation September 2010 - Concrete materials issues. Schaumburg Development. Mediation April, 2010 - Concrete scaling issues. www.CTLGroup.com Baruch College, New York City. Deposition January, 2010 - Debonding of epoxy terrazzo. Terry Willems Vasquez v. Metra, Chicago, IL. Deposition August, 2009 - Failure of concrete channel slab in Chicago. Nevada Regional Medical Center vs. Universal Construction Company, Nevada, MO. Arbitration April, 2009 - Failed sheet vinyl floor and patching material. CC-Aventura v. The Weitz Company, Aventura, FL. Deposition January, 2009 - Failed stucco and patching material. Nevada Regional Medical Center vs. Universal Construction Company, Nevada, MO. Deposition December, 2008 - Failed sheet vinyl floor and patching material. Jacobs Construction Services v. Sherry K Corporation, Metropolitan Terrazzo, Washington International Insurance, and Gulf Insurance Company, Chicago, IL. Arbitration January, 2008 - Failed epoxy terrazzo. Jacobs Construction Services v. Sherry K Corporation, Metropolitan Terrazzo, Washington International Insurance, and Gulf Insurance Company, Chicago, IL. Deposition December 5, 2007 - Failed epoxy terrazzo. Itron v. Web Construction, Waseca, MN. Arbitration May 21, 2007 - Concrete floor distress, expansive shale popouts. Intervet v. The Invironmentalist, DeSoto, KS. Arbitration March 26-28, 2007 - Failed sheet vinyl. Intervet v. The Invironmentalist, DeSoto, KS. Deposition March 6, 2007 - Failed sheet vinyl. Century Theaters, Deer Park, IL. Deposition September 26, 2006 - Peeling paint from precast wall. Georgia vs. Ellis-Don Construction, Gwinnett County, Lawrenceville, GA. Mediation December 14, 15, 2005 - Failed VCT and epoxy terrazzo floors. Dragomir Kresovic vs. Flooring Brokers, Milwaukee, WI. Deposition March 18, 2005 - Sheet vinyl flooring distress. Ford Audio vs. E.V.Cox, Oklahoma City, OK. Arbitration February 8, 2005 - Stained concrete floor. Ford Audio vs. E.V.Cox, Oklahoma City, OK. Deposition January 27, 2005 - Stained concrete floor. Northview Public Schools vs. Kingscott Associates, Grand Rapids, MI. Deposition March 31, 2004 - Polyacrylate terrazzo floor. American Cancer Society vs. Tapp Development, Oklahoma City, OK. Deposition September 22, 2003 - Access floor issues. Brockmiller Construction v. Venetian Terrazzo, Cape Girardeau, MO. Jury Trial Testimony January 15, 2003 - Epoxy terrazzo blistering. Brockmiller Construction v. Venetian Terrazzo, Cape Girardeau, MO. Deposition August 21, 2002 Deposition - Epoxy terrazzo blistering. Wilson, Jackie vs. PBM Concrete, Inc., et. al., Chicago, IL. Deposition October 16, 2001 - Precast concrete spalling. EMC Corporation v. Freudenberg Building, Boston, MA. Deposition December 18, 1998 - Rubber floor debonding. www.CTLGroup.com Petrifond vs. QIT Arbitration, Montreal, Canada. Fact Witness February 13, 1998 - Low strength concrete piles. Terry Willems Publications Gebler, S.H., Powers, L., Willems, T., and Detwiler, R., “Petrographic Examination Used to Analyze a Distressed Sewer Line Coating,” Journal of Protective Coatings and Linings, Vol. 19, No. 5, May 2002, pp. 49-52. Farahmandpour, K., Jennings, V.A., Willems, T.J., and Davis, A.G., “Evaluation Techniques for Concrete Building Envelope Components, “Roofing Magazine Interface, Vol. XX, No. 3, March 2002, pp. 3 - 15. Farahmandpour, Willems, T.J., and Davis, A.G., “Evaluation of Liquid-Applied Waterproofing Systems: Case Histories,” Roofing Magazine Interface, October 2001, pp. 21 - 31. Kanare, H.M., “Understanding Concrete Floors and Moisture Issues,”