Stevenson & Associates

781.932.9580

website@vecsa.com


Staff


User 01

Mr. Walter Djordjevic

PE - President and Senior Consultant

Structural engineering and structural dynamics; seismic equipment qualification; seismic capability engineer for GIP experiential methodologies; modal testing; software development of weak-link valve analysis program; vibration engineering; IEEE 344, ASCE, ASME, IES code committee memberships and Chairmanships. Mr. Djordjevic received an MS from the Massachusetts Institute of Technology.

User 02

Mr. Stephen Anagnostis

Senior Consultant

Structural engineering and structural dynamics; seismic equipment qualification; seismic capability engineer for GIP experiential methodologies; modal testing; software development of GIP methodology program; vibration engineering; advanced finite element analysis of steel and concrete; author of numerous papers on structural behavior. Mr. Anagnostis received an MS from the Massachusetts Institute of Technology.

User 01

Dr. T. M. Tseng

Senior Consultant

Structural engineering and structural dynamics; seismic equipment qualification; expert in soil-structure interaction (SSI) analysis; seismic capability engineer for GIP experiential methodologies; modal testing; software development of response spectra and response analysis software packages and SSI analysis program; vibration engineering; advanced nonlinear finite element analysis; author of numerous articles on structural dynamics. Dr. Tseng received a Ph.D from the Massachusetts Institute of Technology.

User 02

Mr. John O’Sullivan

PE - Senior Consultant

Structural engineering and structural dynamics; seismic equipment qualification; seismic capability engineer for GIP experiential methodologies; modal testing; software development; vibration engineering; advanced topics on concrete and steel structural design; design of microelectronics facilities worldwide. Mr. O'Sullivan received an MS from the Massachusetts Institute of Technology.

User 01

Mr. Timothy Adams

Cleveland Office Manager and Senior Consultant

Mechanical engineering and piping design; chairman of ASME Appendix N code subcommittee for seismic equipment qualification; consultant to PVRC and EPRI for piping performance during seismic events; seismic capability engineer for GIP experiential methodologies; modal testing; member main ASME Section III piping code committee; expert in ASME Code Class 1 piping and component design; authored numerous articles on behavior and design of nuclear plant piping. Mr. Adams received an MS from the University of Pittsburgh.

User 02

Mr. Philip Gazda

PE, SE – Senior Consultant

Structural engineering design; seismic equipment qualification; seismic capability engineer for GIP experiential methodologies; expert in concrete and steel design codes; retrofit modification design; component design; authored articles on steel and concrete design issues. Mr. Gazda received an MS from the University of Illlinois.

User 01

Dr. Keith Xu

PE – Senior Consultant

Structural engineering analysis and design; expert on steel and concrete design; nonlinear finite element evaluation of structures and substructures; structural evaluation for natural phenomena hazard assessments; authored articles on steel and concrete behavior. Dr. Xu received a Ph.D from the University of Illinois.

User 02

Mr. George Gary Thomas

PE - Senior Consultant

Structural engineering and structural dynamics; seismic equipment qualification; seismic capability engineer for GIP experiential methodologies; advanced structural analysis; nonlinear analysis; advanced finite element analysis; steel and concrete design. Mr. Thomas received an MS from Purdue University.

User 01

Mr. Gregory Ridder

PE – Senior Consultant

Structural engineering; seismic equipment qualification; seismic capability engineer for GIP experiential methodologies; power plant modifications including reactor head replacements for numerous nuclear plants. Mr. Ridder received a BS from the University of Nebraska.

User 02

Ms. Marlene Delaney

PE, SE – Chicago Office Manager and Seismic Specialty Engineer II

Structural engineering design; seismic equipment qualification; seismic capability engineer for GIP experiential methodologies; expert in concrete and steel design codes; retrofit modification design; component design. Ms. Delaney received a BS from the University of Wisconsin – Milwaukee.