DAN BROWN AND ASSOCIATES SPECIALISTS IN GEOTECHNICAL & ENGINEERING Statement of Qualifications October 2016

JOHN JAMES AUDUBON - New , Louisiana INNOVATIVE

CHRISTOPHER S. BOND BRIDGE - Kansas City, Missouri GEOTECHNICAL

PTTP TRANSMISSION LINE - Salt Lake City, Utah SOLUTIONS HUEY P. LONG BRIDGE - New Orleans, Louisiana

IMAGINATIVE ▪ RESPONSIBLE ▪ ECONOMICAL Corporate Summary Dan Brown and Associates is a consulting engineering firm specializing in geotechnical and foundation engineering, with emphasis on problem solving relating to deep foundation and slope stability problems. The firm includes associates with special expertise in , design, testing, and research. Our services for deep foundations include design and construction issues for:  Drilled Shafts (Conventional and Base Grouted)  Auger Cast-in-Situ Piles (Conventional CFA and Drilled Displacement Piles)  Micropiles  Driven Piles While specializing in deep foundation systems and slope stability problems, we also provide services for a wide range of geotechnical applications. Our list of services includes:  Foundation analysis and design  Dynamic foundation analysis and design  and design  Earth retaining structure analysis and design  Design-Build project team support  program design, execution, interpretation, and application  Value engineering of foundation systems  Construction problem resolution  Foundation failure investigations and remediation design  Consulting for general geotechnical practitioners  Peer review for general geotechnical practitioners  Owner review of geotechnical services  Integrity testing evaluation  Expert witness  Short Courses, Seminars, Technical Presentations

I-15 BECK STREET BRIDGE - Salt Lake City, Utah 2 IMAGINATIVE ▪ RESPONSIBLE ▪ ECONOMICAL

Key Personnel Dr. Dan Brown, P.E. has a distinguished career of practice, research, and instruction in the field of deep foundations. Dr. Brown is a graduate of Georgia Tech (1977) and the University of (PhD, 1985). He is particularly known for his expertise in design of deep foundations for lateral loading, load testing of deep foundations, and construction of drilled shafts. He is the co-author (with Dr. Turner) of Drilled Shafts: Construction Procedures and LRFD Design Methods (2010), the FHWA manual on the design and construction of drilled shafts. He is also the co-developer and an instructor for the NHI drilled shaft design and construction course based on the manual. In addition to the drilled shaft manual, Dr. Brown was the lead author of FHWA Circular 8, Design and Construction of Continuous Flight Auger Piles (2007). He is a member and past chairman of the Geo-Institute (formerly ASCE) Deep Foundations Committee, a trustee of the Deep Foundations Institute, an honorary member of ADSC: The International Association of Foundation Drilling and of the Pile Driving Contractors Association. Dr. Brown has received numerous awards, including the ASCE Martin Kapp Foundation Engineering Award for “improvements in the design and quality of drilled shaft construction,” the ASCE Huber Prize for Research for his work with pile groups and bridge foundations, the ADSC Outstanding Service Award, the Auburn University Gottlieb Professorship, the 2011 DFI Distinguished Service Award, and induction into the Moles Society. He is an active consultant on many large projects involving deep foundations, and known for his work in pile group behavior and in construction and testing of deep foundations. Dr. Brown was a member of the Civil Engineering faculty at Auburn University from 1987 - 2009 and is a licensed professional engineer in numerous states.

Dr. John Turner, P.E. is an accomplished practitioner, researcher, and educator in the field of geotechnical engineering. He has B.S. degrees in and civil engineering, an M.S. degree in , and received his Ph.D. in geotechnical engineering from Cornell University. Dr. Turner served on the faculty of civil engineering at the University of Wyoming from 1986 until joining DBA full time in 2011 and has prior experience as an engineering geologist. Dr. Turner was a member of the Cornell research team on transmission line foundations, sponsored by the Electric Power Research Institute (EPRI). His other research interests include drilled shaft foundations, anchored retaining walls, and stabilization. He is the author of 100+ technical papers and reports and has been a principal investigator on over 20 funded research projects. He is the co-author (with Dr. Brown) of Drilled Shafts: Construction Procedures and LRFD Design Methods (2010). He is also a co-developer and an instructor for the NHI drilled shaft design and construction course based on the manual. Dr. Turner is the author of NCHRP Synthesis 360, “Rock-Socketed Shafts for Structure DAN Foundations”. He is a past chairman of the Geo-Institute (formerly ASCE) Deep BROWN Foundations Committee and is a recipient of the Outstanding Service Award AND ASSOCIATES

3 IMAGINATIVE ▪ RESPONSIBLE ▪ ECONOMICAL (1992) and the President’s Award (2000) from the ADSC: International Association of Foundation Drilling. Dr. Turner has been active throughout his career as a consultant on projects involving deep foundations, earth retention, and landslide stabilization.

Mr. Barry Meyer, MSCE, P.E. has over 30 years of geotechnical engineering experience. Prior to joining Dan Brown and Associates in 2012, Mr. Meyer served in various engineering roles at McClelland Engineering, Marathon Oil Company, Leighton and Associates, Law Engineering, and HDR. A recognized expert in design and construction of deep foundations, he has designed large diameter high capacity piles for major offshore structures, including the Steelhead oil production platform in Cook Inlet, Alaska. This challenging project required the installation of driven and drilled piles into dense glacial till. Mr. Meyer’s drilled shaft experience includes the H-3 Windward Viaduct on the Hawaiian island of Oahu. This was the first use of drilled shafts to support a major bridge structure in Hawaii, where drilled shafts are now the foundation of choice. Following the devastating 1994 Northridge , Mr. Meyer used the Osterberg-Cell in a novel manner to accelerate repair of the Los Angeles Coliseum. Working on both domestic and international projects, Mr. Meyer’s broad project experience includes geotechnical consulting for the Confederate Bridge connecting New Brunswick to Prince Edward Island over the ice filled Northumberland Straits; the 55 km elevated Bang Na Expressway Project in Bangkok, Thailand; the 3,000 acre C-44 Reservoir and Pump Station in South ; the Vancouver Skytrain Millennium Line; the Sheikh Jaber Al Ahmed Al Sabah in Kuwait; and the Puente de la Unidad cable-stayed bridge over the Santa Catarina River in Monterey, . He also has considerable knowledge and experience in the areas of seismic engineering and earthen levee and engineering.

Dr. Steve Dapp, P.E., D.GE has extensive experience in the design, construction, and testing of deep foundations. His engineering education includes degrees from Utah State University and University of South Florida (PhD, 2001), where his dissertation research was focused on the construction and behavior of base grouted drilled shafts, and his thesis research was focused on lateral loading of piles. He has experience in deep foundation construction as a project engineer/manager for Coastal Corp. (Bauer of America). His expertise in testing of deep foundations has been developed through his work experience with Loadtest, Inc. (O-cell testing), with Applied Foundation Testing (Statnamic testing). Recent projects with DBA involving design and construction of base grouted shafts include the John James Audubon Bridge over the MS river near Baton Rouge, Louisiana, the I-15 Beck Street Bridge in Salt Lake City, Utah, the expansion of the Huey P. Long Bridge over the MS River in New Orleans, Louisiana, and the Honolulu High-Capacity Transit Corridor Project in West Oahu, Hawaii. Many other bridge and DAN industrial deep foundation projects with DBA include evaluation of the drilled BROWN shaft capacities associated with the Le Roy Selmon Cross-Town Expressway in AND ASSOCIATES Tampa, Florida, an auger cast pile-raft foundation design in Sulphur Louisiana,

4 IMAGINATIVE ▪ RESPONSIBLE ▪ ECONOMICAL and research into p-y curves for cemented . He was a co-author of the FHWA Geotechnical Engineering Circular 8, Design and Construction of Continuous Flight Auger Pile (2007), and a contributor to Drilled Shafts: Construction Procedures and LRFD Design Methods (2010). Dr. Dapp is a licensed professional engineer in Florida and Louisiana. Dr. Erik Loehr, P.E. specializes in evaluating the stability and performance of earth slopes and earth retention systems, large-scale laboratory modeling and full-scale field evaluation of geotechnical engineering problems, performance of geotechnical composite systems, and computer applications in geotechnical engineering. Dr. Loehr is a senior principal engineer leading DBA’s efforts in the analysis and design of slope stability projects, including the stabilization of the Alabama river at the Alabama Electric Cooperative Powerplant in Loman, AL and for a CSX railroad line in Missouri. His work includes research for agencies such as the National Science Foundation, the Missouri Department of Transportation, and the Federal Highway Administration, as as fora number of private contractors and companies. Recent projects include evaluation of reticulated micropile systems for slope stabilization, development of techniques for using recycled plastic reinforcement for stabilization of surficial slope failures, behavior of fiber-reinforced soils, application of asset management principles to geotechnical engineering systems, reliability-based design of earth slopes and retaining structures, and application of Load and Resistance Factor Design (LRFD) to earth slopes. He is an active member of ASCE/Geo-Institute, ADSC: the International Association of Foundation Drilling, the Deep Foundations Institute, the International Society for Micropiles, and the Transportation Research Board. He is a recipient of an NSF CAREER Award and is a Distinguished Faculty Fellow in the MU College of Engineering. Dr. Loehr received his doctorate at the University of Texas (1998).

Mr. Paul Axtell, MSCE, P.E., D.GE has major project experience focusing primarily on foundation engineering and slope stability for large infrastructure projects. Past projects include design and construction of seismic retrofit strategies for large earthen involving ground improvement as well as design, construction, and testing of large foundations for major river bridge crossings throughout the United States. His recent work with DBA includes deep foundation design, testing, and construction of large diameter open-ended pipe piles and large diameter drilled shafts for the Christopher Bond Bridge in Kansas City, MO, which is a cable-stayed crossing of the Missouri River; the Lafayette Bridge in St. Paul, MN, which is a steel box crossing of the Mississippi River; the Stan Musial Veterans Memorial Bridge in St. Louis, MO, which is a cable-stayed crossing of the Mississippi River; the Hastings Bridge in Hastings, MN, which is a free-standing tied-arch crossing of the Mississippi River; the Hurricane Deck Bridge near Camdenton, MO, which is a major crossing of the Lake of the Ozarks; the St. Croix Bridge near Stillwater, MN, which is a extradosed bridge over the St. Croix River; and Sellwood Bridge DAN over the Willamette river near Portland, OR. Commensurate with his broad BROWN geotechnical experience and background, Mr. Axtell has published nearly two AND ASSOCIATES dozen peer reviewed articles on a vast array of geotechnical topics ranging 5 IMAGINATIVE ▪ RESPONSIBLE ▪ ECONOMICAL from dynamics to full-scale foundation load testing. He currently serves as Committee Chairman of the Deep Foundations Institute (DFI) Drilled Shaft Committee and is active within the organization. Mr. Axtell is a graduate of the University of Missouri and the University of Texas, and is a licensed professional engineer in Kansas, Missouri, Minnesota, and Wisconsin.

Mr. Tim Siegel, MSCE, P.E., G.E., D.GE has a broad background in consulting on geotechnical site characterization, deep foundations, ground improvement, and slope stability. During his 12 years with S&ME, he advanced from staff geotechnical engineer to technical principal and chief engineer while developing expertise in construction in karst, seismic design, numerical modeling, and specialty foundations and retaining systems. After leaving S&ME, he was a full time geotechnical consultant with Berkel & Company Contractors, Inc., where he was involved in large deep foundation projects throughout the United States. While at Berkel, he led the development of the ground improvement technique using Berkel’s ground displacement technology. He has specialized expertise in geotechnical and site response analysis, foundations in karst , continuous flight auger piles and numerical modeling. His experience with geotechnical earthquake engineering includes site characterization and liquefaction analysis for the HAZUS earthquake preparedness study for the state of South Carolina as well as seismic studies and site response analyses at the Oak Ridge National Laboratories in Tennessee. He has developed foundation designs and sinkhole mitigation strategies for several large projects where karst conditions were present, and has published extensively on his experience with ground improvement using drilled displacement piles and other technologies. He is past-chair of the Geo-Institute (formerly ASCE) Computational Geotechnics Committee and is a current member of DFI’s Ground Improvement and Seismic and Lateral Loads committees. He has been part of the faculty ofthe University of Tennessee, Knoxville, since 2002. Mr. Siegel is a graduate of Georgia Tech, and is a registered professional engineer in sixteen states.

Mr. Robert Thompson, MSCE, P.E., D.GE has a broad base of practical experience in geotechnical and foundation engineering and construction. His experience includes over 20 years in consulting practice with Law Engineering, TTL, Inc., and Dan Brown and Associates. He has a wide variety of experience in geotechnical investigations and foundation design for a variety of projects. Recent bridge projects include the Christopher S. Bond Bridge in Kansas City, the Biloxi Bay Bridge in Biloxi, Mississippi, the Cumberland River Pedestrian Bridge in Nashville, and the I-15 Beck St. Bridge in Salt Lake City. Other projects include the GIWW West Closure Project and the LPV-145 project in New Orleans, the Hyundai manufacturing facility in Alabama, several other industrial facilities, commercial developments and the award-winning Riverwalk Stadium in Montgomery, Alabama. He has also taught and foundation DAN engineering courses as an adjunct instructor at Auburn University and the BROWN University of Alabama at Birmingham. He served with distinction in the U.S. AND ASSOCIATES Army during the 1991 Gulf War as a combat engineer platoon leader. Mr.

6 IMAGINATIVE ▪ RESPONSIBLE ▪ ECONOMICAL Thompson is a graduate of Auburn University and a licensed professional engineer in Alabama, Florida, Georgia, Louisiana, Mississippi, Texas, and Ohio.

Mr. Jon Gould, MSCE, P.E. is a project geotechnical engineer with over 44 years of experience in geotechnical engineering and construction for a wide range of projects throughout the U.S. with most of the major geotechnical engineering firms and national and regional geotechnical specialty and deep foundation contractors. Jon served over 18 years with a national engineering and construction company as senior geotechnical engineer responsible for the geotechnical design criteria used to design and foundations on all projects, and 13 years with a geotechnical engineering and testing company as chief geotechnical engineer responsible for major industrial plants and earth and dams. Prior experience includes earthwork and highway construction as an officer with the U.S. Army Corps of Engineers and asa construction engineer at Cape Canaveral and the Kennedy Space Center.

Mr. David Graham, MSCE, P.E. is a project engineer who completed his M.S. in Civil Engineering at Auburn University, where he also completed his B.C.E. His graduate research focused on a new method for mitigating liquefaction hazards. David has experience in geotechnical construction and consulting working as a co-op with Saiia Construction, LLC in Birmingham, Alabama, and as an engineering associate for Bunnell-Lammons Engineering, Inc. (BLE) in Greenville, South Carolina, prior to joining DBA in 2010. At DBA, David has been involved in several major projects including: Hastings Mississippi River Bridge, Foothills Parkway Bridge, Tampa Crosstown Elevated Freeway, St. Crioix River Bridge, Hwy. 53 Rouchleau Mine Pit Bridge, and Red Wing Mississippi River Bridge.

Mr. Aaron Hudson, P.E. is a project engineer who grew up in a geotechnical engineering family in Lake Charles, Louisiana, working his way through college at McNeese State University as an engineering technician for the Summit Group of Louisiana. His duties there included performing a wide array of soils laboratory tests as well as project management. His graduate work toward his MSCE at Auburn University was focused on the performance of drilled shaft foundations in weak rock. He spent nearly a year at TTL, Inc. in Tuscaloosa, Alabama, prior to joining DBA in 2009. While at DBA, Aaron has been involved in several major projects including: Foothills Parkway Bridge, I-35E Column Supported , LPV-145 project in New Orleans, and Goethals Replacement Bridge.

Mark Madgett, MSCE, P.E. received a BS and MS degree in Civil Engineering at the University of Tennessee. His thesis research focused on improving pavement design methods for TDOT. He has worked in both consulting and construction for the last 22 years, focusing primarily on deep foundations in the Southeastern US. As a consultant, Mark gained extensive field experience with deep foundation construction techniques and the impacts on design. In 2006, he began working for Seaboard Foundations, opening a green field office in Tri-Cities, Tennessee, as the district manager. In his role as design engineer 7 IMAGINATIVE ▪ RESPONSIBLE ▪ ECONOMICAL for Seaboard Foundations, Mark has implemented design-build techniques in many markets (energy, institutional, commercial, transportation, and healthcare) that vastly improved the constructability and reduced the costs of deep foundation systems for his clients.

Mr. Robert Saunders, MSCE, P.E. is a project engineer with over 11 years of experience in geotechnical consulting and design. He completed his B.S. and M.S. in Civil Engineering at the University of Tennessee. His consulting experience includes geotechnical site characterization and slope stability. He has a broad design background, specializing in analysis and design of earth retention systems and deep foundations. His experience with earth retention systems includes design and construction of soil nail walls, soldier pile walls, anchored systems, temporary shoring, and mechanically stabilized earth walls. His experience with deep foundation design includes lateral response analysis of deep foundations and design of deep foundation in karst geology. Robert has been involved with several major projects for private companies and public agencies including Foothills Parkway in Blount co., Tennessee, Interstate 240 expansion in Memphis, Tennessee, and Bridgeforth Stadium at James Madison University.

Dr. Benjamin Turner, MSCE, P.E. holds B.S. and M.S. degrees in Civil Engineering from Cal Poly University, San Luis Obispo, and a Ph.D. in Civil Engineering from University of , Los Angeles. Dr. Turner is a registered Professional Engineer in California. After completing his M.S. degree, he worked as a consultant for Shannon & Wilson, Inc.’s Los Angeles office for two years, providing design and construction support services for a variety of projects including , railroad infrastructure, , and commercial development. Dr. Turner’s Ph.D. research focused the behavior of foundations under seismic loading conditions. Dr. Turner won DFI’s student paper competition in 2014 for a paper on the influence of lateral spreading on adjacent bridges.

Mr. Nathan Glinski, MSCE, E.I. is a staff engineer who recently completed his M.S. in Civil Engineering at Georgia Tech, where he also completed his undergraduate degree in Civil Engineering. While at Georgia Tech, Nathan was a research assistant under the supervision of Dr. David Frost, P.E. where he investigated the use of pile foundations as geothermal heat exchangers. In addition to his research, Nathan was a teaching assistant for an undergraduate geotechnical engineering course, gaining experience in a wide variety of laboratory tests. Nathan began working with DBA in 2010 as summer intern. He has experience in load testing and construction of various types of drilled foundations including drilled displacement piles, micropiles, driven piles and drilled shafts.

DAN BROWN AND ASSOCIATES SPECIALISTS IN GEOTECHNICAL & FOUNDATION ENGINEERING

8 IMAGINATIVE ▪ RESPONSIBLE ▪ ECONOMICAL Alexis R. Leib, MSCE, E.I. was a summer intern at DBA in 2014 and 2015 and joined us full time as a staff engineer in February. She is a recent graduate of the University of Tennessee where she completed both her B.S. and M.S. in civil engineering. While completing her M.S., she was a teaching assistant in charge of lab reports for the structural and geotechnical undergraduate labs. She was also a research assistant under Dr. Dayakar Penumadu, resulting in her thesis: “Effect of Particle Morphology on the Deformation Behavior of under Monotonic Loading Conditions.”

Selected Major Bridge Projects Biloxi Bay (U.S. 90) Bridge Replacement, Biloxi, MS. DBA was consultant on the foundation design and construction on the new bridge replacement for the hurricane damaged U.S. 90 bridge across the bay between Biloxi and Ocean Springs, MS. This bridge is founded on piles. Christopher S. Bond Bridge, Kansas City, MO. Lead geotechnical designer for cable-stayed Missouri River crossing. Main pylon pier supported on drilled shaft foundations socketed into shale rock. Approach spans supported on drilled shafts seated into rock. Goethals Replacement Bridge, Elizabeth, NJ–Staten Island, NY. DBA is the lead geotechnical designer for a cable-stayed crossing over the Arthur Kill and NJ Turnpike. All pylon towers and piers are supported on rock-socketed drilled shafts. The project includes full-scale drilled Biloxi Bay Bridge shaft axial and lateral load tests. Hastings Mississippi River Bridge, Hastings, MN. Lead geotechnical engineer and foundation designer for a new arch bridge founded on 42-inch diameter driven steel pipe piles and drilled shafts. The project also included a pile-supported approach embankment on deep compressible soils and full -scale axial and lateral load tests on large diameter pipe piles. Highway 53 Bridge Rouchleau Mine Pit Bridge, Virginia, MN. Lead geotechnical engineer and foundation designer for a 200-ft tall bridge over a currently inactive iron ore mine pit. The three span girder structure is Minnesota’s tallest bridge. Piers are founded on large diameter micropiles bearing in extremely hard iron ore . In addition to foundation design, DBA conducted a thorough analysis of existing a proposed rock and Hastings Bridge soil slopes. The project included a pre-design phase load test program. Huey P. Long Bridge, New Orleans, LA. This existing bridge underwent a major retrofit to widen the deck. DBA assisted Kiewit Engineering during a the refit and expansion including one major new foundation within the river. DBA assisted with the design of the work platform, andthe installation plan, drilled shaft base grouting, and load testing of the new drilled shaft foundations for Pier IV-A.

SPECIALISTS IN GEOTECHNICAL & FOUNDATION ENGINEERING

9 IMAGINATIVE ▪ RESPONSIBLE ▪ ECONOMICAL John James Audubon Bridge, New Roads, LA. The longest cable-stayed span in North America at the time of completion, DBA was the geotechnical engineer and foundation designer for the main span piers and the high level approach piers and consultant with PSI on the low level structures. The major bridge components are supported on 8-foot diameter base-grouted drilled shaft foundations. Approach foundations include driven 24-inch square prestressed piles. 60-inch diameter open-ended steel pipe piles were used for temporary piers. Sellwood Willamette River Bridge, Portland, OR. Lead Geotechnical Designer for drilled shaft foundations supporting a concrete arch bridge spanning the Willamette River. Temporary, full- length segmental casing installed with an oscillator were used to construct the drilled shafts socketed into the cemented Troutdale Formation or hard basalt bedrock. Stan Musial Veterans Memorial Bridge, St. Louis, MO. Foundation design via Alternate Technical Concept (ATC) and load testing for a new cable-stayed bridge founded on large diameter drilled shafts socketed into limestone bedrock. A full scale axial load test of an 11-foot diameter rock socket was performed, yielding a world record setting 36,000- ton bi-directional test. St. Croix River Bridge, Stillwater, MN. Geotechnical engineer and load testing expert for the extradoses main river bridge founded on 9-foot diameter drilled shafts socketed into sandstone bedrock.

St. Croix River Bridge Selected Other Projects Alabama Judicial Center (State Supreme Court Building), Montgomery, AL. Consultant on the design and construction of deep foundations Bollinger Shipyard, Lake Charles, LA. Geotechnical designer for dock and associated structures. Bridge of Lyons, St. Augustine, FL. Served as consultant to Skanska (contractor) for repair/redesign of drilled shaft foundations for rehabilitation of this historic bridge. Cumberland River Pedestrian Bridge, Nashville, TN. DBA Cumberland River Pedestrian Bridge designed a micropile foundation as a value-engineered replacement for drilled shafts on a steep slope along the river to support this suspension bridge structure. Dulles Metrorail Project, VA. Foundation consultant for elevated guideway portion of the extension of the metro transit system near Tyson’s Corner, VA. Foothills Parkway Bridge, TN. Foundation designer for a micropile-supported bridge in remote mountainous terrain, constructed to minimize environmental impact for National Park Service. Gilmerton Bridge, Chesapeake, VA. Prepared a foundation design as a Value-Engineered alternate, including a full scale load testing program, for 12ft diameter drilled shafts for a new lift bridge over the Elizabeth River.

10 IMAGINATIVE ▪ RESPONSIBLE ▪ ECONOMICAL

Hurricane Deck Bridge

GIWW West Closure Project, Belle Chasse, LA. Consultant to Kiewit construction team and the U.S. Army Corps of Engineers on the construction of the flood gates at the Harvey Canal as part of the flood control structures in Louisiana after Hurricane Katrina. Hurricane Deck Bridge, Lake of the Ozarks, MO. Foundation design and evaluation of the re-use of existing caissons for a new long-span bridge. I-10 Escambia Bay Bridge Replacement, Pensacola, FL. consultant on replacement of I-10 bridge destroyed by hurricane Ivan, recently completed with driven pile foundations. I-15 Beck St. Bridge, Salt Lake City, UT. Lead geotechnical designer for bridge replacement for I-15 across the Union Pacific Railroad and access roads. Large diameter drilled shaft foundations and driven piles were installed in liquefaction-prone area. I-35W Bridge Replacement, Minneapolis, MN. Consultant to MNDOT on the replacement of the collapsed structure over the Mississippi River. The new structure included drilled shafts socketed into limestone. Lafayette Bridge, St. Paul, MN. Foundation designer for a new Mississippi River Bridge crossing, founded on 42-inch diameter open-ended driven steel pipe piles. L’Auberge Casino Resort, Lake Charles, LA. Geotechnical designer for foundations of high rise hotel, dock, and associated structures. Light Rail Elevated Guideway Structure, Honolulu, HI. Foundation consultant for 6 mile long elevated structure in a congested urban environment, supported on drilled shaft foundations. LPV-145 Project, Chalmette, LA. Consultant to Kiewit construction team and the U.S. Army Corps of Engineers on the construction of flood control structures in Louisiana after Hurricane Katrina. NASA Advanced Solid Rocket Motor fabrication facility, Iuka, MS. Consultant to Rust International Corp. on the design of foundations for blast effects. NASA Rocket Motor test facility, Bay St. Louis, MS. Consultant to Rust International Corp. on the design of foundations for lateral vibrations. OMHS Replacement Hospital Facility, Owensboro, KY. Designer for a ground improvement system using drilled displacement columns for liquefaction mitigation and foundation soil improvement. Populus Transmission Line, UT. Consultant to Black & Veatch / Kiewit Joint Venture on the design and construction of transmission line structures for a high voltage line between Salt Lake City and southern Idaho. OMHS Hospital Facility

11 IMAGINATIVE ▪ RESPONSIBLE ▪ ECONOMICAL

Port of Lake Charles, LA. Geotechnical designer of sheet pile and pile supported dock structures and associated structures San Francisco-Oakland Bay Bridge, CA. Consultant on preliminary design of deep foundations for the new self-anchored suspension bridge and viaduct over the east bay. Slope Stabilization on the Missouri River for UPRR, Gasconade, MO. Design of a pile stabilization for slope stability along a rail line near the Missouri River. Sugar Cane Bay Casino Resort, Lake Charles, LA. Geotechnical designer for foundations of high rise hotel, dock, and associated structures Wastewater Treatment Facility, Lake Charles, LA. Geotechnical design of deep foundations for tanks and treatment facilities. Wolf Creek Dam, Jamestown, KY. Consultant to Treviicos / Soletanch Joint Venture on the construction of a secant pile cutoff wall for a U.S. Army Corps of Engineers dam on the Wolf Creek Dam Cumberland River. Load Testing Program Consultant for:  Broadway Bridge, Daytona Beach, FL  Board of Public Utilities U.S. Army Corps of Engineers Flood Wall, Kansas City, KS  Cape Fear Bridge near Wilmington, NC  CSX Railroad over Lorton , VA  I-95 Interchange, Virginia  Pascagoula River Bridge, Pascagoula, MS  Riverfront Retaining Walls, Puerto Rico for the U.S. Army Corps of Engineers  SC Hwy 41 Bridge over the Black River, SC  SR2 Choctawhatchee River Bridge, FL  US Hwy 15/401 Bridge over Great Pee Dee River, SC  US Hwy 23 Bridge over the Ohio River

STAN MUSIAL VETERANS MEMORIAL BIRDGE– St. Louis, Missouri FOOTHILLS PARKWAY BRIDGE – Tennessee

12 IMAGINATIVE ▪ RESPONSIBLE ▪ ECONOMICAL Manuals and Major Reports Authored by DBA Staff

FHWA/NHI Manuals

Drilled Shafts: Construction Procedures and LRFD Design Methods (FHWA-NHI-10-016, Geotechnical Engineering Circular No. 10, NHI Course NO. 132014). Brown, D.A., Turner, J.P., and Castelli, R. J. (2010).

Design and Construction of Continuous Flight Auger Piles (FHWA-HIF-07-03, Geotechnical Engineering Circular No. 8). Brown, D.A., Dapp, S.D., Thompson, W.R., and Lazarte, C.A. (2007).

NCHRP Reports

NCHRP Synthesis 360, Rock-Socketed Shafts for Highway Structure Foundations, Transportation Research Board, National Academies, Washington, D.C., 136p, Turner, J. P. (2006)

NCHRP Synthesis 418, Developing Production Pile Driving Criteria from Test Pile Data, Transportation Research Board, National Academies, Washington, D.C., 505p, Brown D. A. and Thompson, W.R. (2011)

NCHRP Report 461, Static and Dynamic Lateral Loading of Pile Groups., Transportation Research Board, National Academies, Washington, D.C., 50p, Brown D.A., O’Neill, M.W., Hoit, M., McVay, M., Naggar, H.E. and Chakraborty, S. (2001)

NCHRP Synthesis 478, Design and Load Testing of Large Diameter Open-Ended Driven Piles., Transportation Research Board, National Academies, Washington, D.C., 128p, Brown D. A. and Thompson, W.R. (2015)

NCHRP Report 697, Design Guidelines for Increasing Lateral Resistance of Bridge Pile Foundations., Transportation Research Board, National Academies, Washington, D.C., 98p, Rollins, K.M. and Brown D.A. (2011)

Other Recent Major Reports

Turner, B., Brandenberg, S.J. and Stewart, J.P. (2014). “Evaluation of Collapse and Non-Collapse of Parallel Bridges Affected by Liquefaction and Lateral Spreading”, PEER Report 2014/10, Pacific Earthquake Engineering Research Center, University of California, Berkley, August, 2014, 94pp.

Siegel, T.C. (2013). “Liquefaction Mitigation Synthesis Report prepared for the Ground Improvement Committee of the DFI”, DFI Journal Volume 7, Number 1, August 2013, Deep Foundations Institute, pp 13-31.

Thompson, W.R., Brown, D.A., and Hudson, A.B. (2012). “Load Testing of Drilled Shaft Foundations in Piedmont Rock, Lawrenceville, GA, Report for ADSC Southeast Chapter, January, 2012.

Brown, D.A. (2009). “Load Testing of Drilled Shaft Foundations in Limestone, Nashville, TN”, Report for ADSC Southeast Chapter, Feb. 2009.

Loehr, E.J. and Brown, D.A. (2008). ” A Method for Predicting Mobilization Resistance for Micropiles Used in Slope Stabilization Applications”, A Report Prepared for the Joint ADSC/DFI Micropile Committee.

Pierson, M., Parsons, R.L., Han, J., Brown, D.A. and Thompson, W.R. (2008). “Capacity of Laterally Loaded Shafts Constructed Behind the Face of a Mechanically Stabilized Earth Block Wall”, Report for the Kansas Department of Transportation

13 IMAGINATIVE ▪ RESPONSIBLE ▪ ECONOMICAL Recent Technical Publications by DBA Staff

Turner, B., Brandenberg, S., and Stewart, J. (2016). “Case Study of Parallel Bridges Affected by Liquefaction and Lateral Spreading.” J. Geotech. Geoenviron. Eng., 10.1061.

Axtell, P.J., Muchard, M.K., and Lamb, R.A. (2015) “A Summary of Load Test Results on Large Diameter Open- Ended Pipe Piles in Minnesota”, Proceedings: Deep Foundations Institute 40th Annual Conference, pp. 169-178.

Axtell, P.J. and Siegel, T.C. (2015). “Sustainability and Reuse of Foundations for the Hurricane Deck Bridge”, Deep Foundations, Jan/Feb 2015, Deep Foundations Institute, Hawthorne, NJ, pp 77-80.

Dasenbrock, D.D., Axtell, P.J., and Budge, A.S., (2015). “The Unexpected Consequences of a Small Side-Hill Fill.” Proceedings of The 63rd Annual University of Minnesota Geotechnical Engineering Conference, St. Paul, MN, USA.

Graham, D.S., Axtell, P.J., Muchard, M.K., and Bailey, J.D. (2015) “Effect of Axial Compression on Lateral Pile Response: Laterally Loaded Test Pile Comparison”, Proceedings: Deep Foundations Institute 40th Annual Conference, pp. 15-24.

Luna, R., Dixon, D.T., Kershaw, K.A., and Siegel, T.C. (2015). “Monitoring Micropile Foundations of Bridge during Construction .” IFCEE 2015. March 2015, pp 878-889.

Siegel, T.C. and Bivens, R.M. (2015). “Numerical Modeling in Micropile Design for a Pusher Furnace.” IFCEE 2015. March 2015, pp 890-898.

Siegel, T.C. and Faust, P. (2015). “Overburden Effect on the Axial Resistance of Instrumented CFA Piles.” IFCEE 2015. March 2015, pp 703-711.

Turner, B. and Brandenberg, S. (2015) “Pile Pinning and Interaction of Adjacent Foundations During Lateral Spreading”, DFI Journal, Volume 9, Issue 2.

Axtell, P.J. and Siegel, T.C. (2014). “Sustainability and Consideration for the Re-use of Foundations for the Hurricane Deck Bridge”, Proceedings of the 39th Annual Conference on Deep Foundations, 2014, Atlanta, GA, USA, pp 163-170.

Boeckmann, A.Z., Myers, S.G., Uong, M., and Loehr, J.E. (2014). “Comparison of Drilled Shaft Structural Response from Strain Gage and Shapeaccelarray (SAA) Data”, Proceedings of the 39th Annual Conference on Deep Foundations, 2014, Atlanta, GA, USA, pp 141-150.

Siegel, T.C., Lamb, R., Dasenbrock, D., and Axtell, P.J. (2014). “Neutral Plane Method for Drag Force of Deep Foundations and the AASHTO LRFD Bridge Design Specifications”, Proceedings of The 62nd University of Minnesota Annual Geotechnical Engineering Conference, St. Paul, MN, USA.

Turner, B.J. (2014). Evaluation of Influence on Lateral Spreading Displacement Demand for Adjacent Bridges”, Proceedings of the 39th Annual Conference on Deep Foundations, 2014, Atlanta, GA, USA.

Turner, B.J. and Turner, J.P. (2014). “ Loss in Anchors Used for Landslide Stabilization”, Proceedings of the 39th Annual Conference on Deep Foundations, 2014, Atlanta, GA, USA, pp 185-192.

14 IMAGINATIVE ▪ RESPONSIBLE ▪ ECONOMICAL Axtell, P.J., Brown, D.A., Lamb, R.A., Graham, D.S., and Ryan, W.G. (2013). “St. Croix Bridge, Minnesota: The Influence of Construction on the Axial Resistance of Drilled Shaft Foundations in Weak Sandstone”, Proceedings of the 38th Annual Conference on Deep Foundations, 2013, Phoenix, AZ, USA, pp. 125-133.

Graham, D.S., Dapp, S.D., Brown, D.A., and McGillivray, R.T. (2013). “Selmon Expressway: Case History of Drilled Shaft Design for Extreme Variability”, Proceedings of the 38th Annual Conference on Deep Foundations, 2013, Phoenix, AZ, USA, pp. 317-328.

Saye, S.R., Brown, D.A., and Lutenegger, A.J. (2013). “Assessing Adhesion of Driven Pipe Piles in Using Adaptation of Stress History and Normalized Soil Engineering Parameter Concept”, Journal of Geotechnical and Geoenvironmental Engineering, ASCE, July 2013, pp. 1062-1074.

Siegel, T.C., Drake, D.F., and Drumm, E.C. (2013). “Application of Stability Charts and Reliability Concepts for Simplified Analysis of a Void in Soil Overlying Karst Bedrock”, Proceedings of the 13th Multidisciplinary Conference on Sinkholes and the Engineering and Environmental Impacts of Karst, 2013, Carlesbad, NM, USA, pp. 37-44.

Siegel, T.C., Lamb, R., Dasenbrock, D., and Axtell, P.J. (2013). “Alternative Design Approch for Drag Load and Downdrag of Deep Foundations within the LRFD Framework”, Proceedings of the 38th Annual Conference on Deep Foundations, 2013, Phoenix, AZ, USA, pp 23-39.

Turner, J.P., and Halvorson, M. (2013). “Design Method for Slide-Stabilizing Micropile Walls”, GeoCongress 2013 Stability and Performance of Slopes and Embankments III, Geotechnical Special Publication No. 231, ASCE.

Brown, D.A. (2012). “Factors Affecting the Selection and Use of Drilled Shafts for Transportation Infrastructure Projects”, ADSC EXPO 2012 Geo-Construction Conference Proceedings, March 14-17, 2012, San Antonio, TX, pp. 25-35.

Brown, D.A. and Thompson, W.R. (2012) “ADSC Research Supports Improved Design of Drilled Shaft Foundations in Atlanta Area Piedmont Rock”, Foundation Drilling, Vol. 33, No. 2, February 2012, pp. 27-39.

Siegel, T.C. (2012). “Testing of Augered Cast-in-Place Piles installed with Varying Auger Rotations”, Full-Scale Testing and Foundation Design, Honoring Bengt H. Fellenius, Geotechnical Special Publication No. 227, Edited by M.H. Hussein, K. R. Massarsch, G.E. Likins, and R.D. Holtz, ASCE, pp. 333-348.

Strark, T.D., Beaty, M.H., Byrne, P.M., Gonzalo, C., Walberg, F.C., Perlea, V.G., Axtell, P.J., Dillon, J.C., Empson, W.B., and Mathews, D.L. (2012). “Seismic Deformation Analysis of Tuttle Creek Dam”, Canadian Geotechnical Journal, Vol. 48, No. 3, March 2012, pp. 323- 343.

Thompson, W.R. (2012). “ADSC Research Project Update: Rock Sockets in the Southeastern U.S”, ADSC EXPO 2012 Geo-Construction Conference Proceedings, March 14-17, 2012, San Antonio, TX, pp. 103-117.

Turner, J.P., Duffy, J.D., Buell, R. and Zheng, X (2012). “Foundations for the Bridge at Pitkins Curve”, GeoCongress 2012 State of the Art and Practice in Geotechnical Engineering, Geotechnical Special Publication No. 225, ASCE, pp. 414-423.

Axtell, P.J. and Brown, D.A. (2011). “Case History – Foundations for the New Mississippi River Bridge – St.Louis”, DFI Journal Volume 5, Number 2, December 2011, Deep Foundations Institute, pp. 3-15.

Brown, D.A. (2011). “Constructability Considerations When Designing Drilled Shaft Foundations for Bridges”, Geo -Strata, May/June 2011, pp. 48-54. 15 IMAGINATIVE ▪ RESPONSIBLE ▪ ECONOMICAL Brown, D.A., Axtell, P.J., and Kelley, J. (2011). “The Alternate Technical Concept Process for the Foundations at the New Mississippi River Bridge, St. Louis”, Proceedings of the 36th Annual Conference on Deep Foundations, 2011, Boston, MA, USA, pp. 171-177.

Axtell, P.J., Stark, T.D., and Dillon, J.C. (2010). “Peak and Post-Peak of Cement-”, DFI Journal Volume 4, No. 1, August 2010, Deep Foundations Institute, pp59-65.

Brown, D.A. and Axtell, P.J. (2010). “Design and Construction Challenges at the kcICON Bridge”, Deep Foundations Magazine, Spring 2010.

Dapp, S.D. and Brown, D.A. (2010). “Evaluation of Base Grouted Drilled Shafts at the Audubon Bridge”, GeoFlorida 2010, Advances in Analysis, Modeling and Design, Geotechnical Special Publication No. 199, ASCE, pp. 1553-1562.

Loehr, J.E. and Brown, D.A. (2010). “Design of Micropiles for Slope Stabilization”, Foundation Drilling, Vol. 31, No. 6 August 2010.

Rollins, K.M., Herbst, M., Adsero, M. and Brown, D.A. (2010) “Jet Grouting and Soil Mixing for Increased Lateral Pile Group Resistance”, GeoFlorida 2010, Advances in Analysis, Modeling and Design, Geotechnical Special Publication No. 199, ASCE, pp. 1563-1572.

Siegel, T.C. (2010). “Load Testing and Interpretation of Instrumented Augered Cast-in-Place Piles”, DFI Journal Volume 4, No. 2, December 2010, Deep Foundations Institute, pp. 69-71.

Siegel, T.C. and NeSmith, W.M. (2010). “Large-Scale Plate Load Testing of Ground Improvement Using Displacement Columns”, GeoFlorida 2010, Advances in Analysis, Modeling and Design, Geotechnical Special Publication No. 199, ASCE, pp. 2398-2405.

Axtell, P.J., Thompson, W.R., and Brown, D.A. (2009). “Drilled Shaft Foundations for the kcICON Missouri River Bridge”, Deep Foundations Institute 34th Annual Conference on Deep Foundations, Conference Proceedings 2009, October 21-23, 2009, Kansas City, Missouri, pp. 3-12.

Brown, D.A. (2009). “Management of Risk in Deep Foundations with Design-Build”, 2009 International Foundation Congress and Equipment Expo, Contemporary Topics in Deep Foundations, Geotechnical Special Publication No. 185, ASCE, pp. 1-11.

Brown, D.A. and Thompson, W.R. (2009). “Drilled Shaft Performance in Cemented Calcareous Formations in the Southeast United States”, 2009 International Foundation Congress and Equipment Expo, Contemporary Topics in Deep Foundations, Geotechnical Special Publication No. 185, ASCE, pp. 119-126.

Brown, D.A. and Thompson, W.R. (2009). “Performance of Drilled Shaft Foundations in Limestone, Nashville, Tennessee” Foundation Drilling, Vol. 30, No.4 May 2009.

Loehr, J.E and Huaco, D.R. (2009). “Probabilistic Calibration of Resistance Factors for Slope Stability”, 2009 International Foundation Congress and Equipment Expo, Contemporary Topics in In-Situ Testing, Analysis, and Reliability of Foundations, Geotechnical Special Publication No. 186, ASCE, pp. 297-304.

Parson, R.L., Johnson, R.M., Brown, D.A., Dapp, S.D., and Brennan, J.J. (2009). “Characterization of for Deep Foundations”, DFI Journal Volume 3, No. 2, November 2009, Deep Foundations Institute, pp14-24.

SPECIALISTS IN GEOTECHNICAL & FOUNDATION ENGINEERING

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