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Thomas J. Lepper Associates
Benicia, California
810 Rose Drive, 94510


Contact:  Thomas Lepper
www.thomaslepper.com
707-751-3836 Or Toll Free 866-812-4204
robyn@thomaslepper.com
810 Rose Drive
Benicia, California 94510

Contact:  Thomas Lepper
www.thomaslepper.com
707-751-3836 Or Toll Free 866-812-4204
robyn@thomaslepper.com
CELL NUMBER 408-691-2779

Thomas J. Lepper Associates ~ Thomas J. Lepper, CFEI
has been an forensic mechanical failure consultant offering expertise pertaining to automobiles, large trucks, motorhomes and trailers, passenger buses, motorcycles, boats, farming equipment and large and small construction equipment, Tom has shared his expertise with nationally known insurance companies and attorneys for well over 30 years. He has also offered testimony as an expert witness in over 100 sworn appearances in the Superior Court of California. Tom is a Certified Fire and Explosion Investigator (CFEI) as well as a licensed locksmith in the state of California. Tom is certified to download and evaluate the SDM / EDR (Black Box) with the use of our Crash Data Retrieval (CDR) tool.
Information:  
Automobile Accidents,  Automotive,  Investigative Consultant,  Motor Vehicles,  Motorcycle Accident Reconstruction,  Motorcycle Accident Reconstruction,  Reconstruction,  Traffic Engineering,  Transportation,  Trucking, 


CELL NUMBER 408-691-2779

Thomas J. Lepper Associates ~ Thomas J. Lepper, CFEI
has been an forensic mechanical failure consultant offering expertise pertaining to automobiles, large trucks, motorhomes and trailers, passenger buses, motorcycles, boats, farming equipment and large and small construction equipment, Tom has shared his expertise with nationally known insurance companies and attorneys for well over 30 years. He has also offered testimony as an expert witness in over 100 sworn appearances in the Superior Court of California. Tom is a Certified Fire and Explosion Investigator (CFEI) as well as a licensed locksmith in the state of California. Tom is certified to download and evaluate the SDM / EDR (Black Box) with the use of our Crash Data Retrieval (CDR) tool.

Beaubien Engineering
Troy, Michigan
1685 Ross Drive, 48084


Contact:  Richard F Beaubien, PE, PTOE
http://beaubienengineering.com/
248-515-3628 Or Toll Free
rfbeaubienpe@gmail.com
1685 Ross Drive
Troy, Michigan 48084

Contact:  Richard F Beaubien, PE, PTOE
http://beaubienengineering.com/
248-515-3628
rfbeaubienpe@gmail.com
Mr. Beaubien knows roads. His 44 years of professional experience include projects in both rural and urban settings: municipal traffic engineering, transportation planning, highway design, traffic system operations, right-of-way acquisition, and Intelligent Transportation Systems. In addition to his extensive project work, he has court testimony experience. Mr. Beaubien is a registered professional engineer in several jurisdictions. He has been certified as a Professional Traffic Operations Engineer (PTOE) by the Transportation Professional Certification Board, Washington, D.C. He currently chairs the Metro Detroit Incident Management Coordinating Committee, is a Past-President of the Intelligent Transportation Society of Michigan, and is a past International President of the Institute of Transportation Engineers. As frequent public speaker on traffic safety topics, Mr. Beaubien takes high-level traffic engineering concepts and communicates those in layman’s terms.
Information:  
Accident Investigations,  Accident Reconstruction,  Civil Engineering,  Traffic Engineering,  Transportation, 


Mr. Beaubien knows roads. His 44 years of professional experience include projects in both rural and urban settings: municipal traffic engineering, transportation planning, highway design, traffic system operations, right-of-way acquisition, and Intelligent Transportation Systems. In addition to his extensive project work, he has court testimony experience. Mr. Beaubien is a registered professional engineer in several jurisdictions. He has been certified as a Professional Traffic Operations Engineer (PTOE) by the Transportation Professional Certification Board, Washington, D.C. He currently chairs the Metro Detroit Incident Management Coordinating Committee, is a Past-President of the Intelligent Transportation Society of Michigan, and is a past International President of the Institute of Transportation Engineers. As frequent public speaker on traffic safety topics, Mr. Beaubien takes high-level traffic engineering concepts and communicates those in layman’s terms.

James J Valenta, PE, MSCE, FITE
Dexter, Michigan
,


Contact:  James J Valenta

734-904-2652 Or Toll Free
jvalenta@prodigy.net

Dexter, Michigan

Contact:  James J Valenta

734-904-2652
jvalenta@prodigy.net
Information:  
Accident Reconstruction,  Engineering,  Traffic Engineering, 



Shatec Engineering Consultants, LLC
El Dorado Hills, California
7064 Tarvisio Way, 95762


Contact:  Shakir Shatnawi Ph.D., PE
www.shatec.net
916-990-6488 Or Toll Free
sshatnawi@shatec.net
7064 Tarvisio Way
El Dorado Hills, California 95762

Contact:  Shakir Shatnawi Ph.D., PE
www.shatec.net
916-990-6488
sshatnawi@shatec.net
Dr. Shakir Shatnawi has a Ph.D. in Transportation Engineering and Pavement Design, and Masters in Construction Management with over 27 years of practical and extensive engineering and transportation expertise covering industry and public agencies including Caltrans and FHWA. Currently providing expert witness services, expert testimony and litigation support to attorneys and legal entities on cases related to accident reconstruction, analysis, design standards, construction specifications, guidelines, policies, public agency practices, transportation, roads, pavements, airports, materials, highway geometric design, drainage, asphalt, concrete, soil, repairs, maintenance, inspections, rehabilitation, construction quality control - quality assurance, construction claims, inspection, settlement, dispute resolution, pavement surface conditions such as friction, skid resistance, surface discontinuities, cracking, rutting, defects, potholes and roughness, failure investigations, forensic engineering, traffic, safety standards, construction work zone accidents, construction safety, safety operating procedures, roadside hazards, signage, sight distance requirements, ADA requirements, code violations, and engineering analysis.
Information:  
Accident Investigations,  Accident Reconstruction,  Civil Construction and Engineering,  Civil Engineering,  Concrete and Masonry,  Construction,  Construction Claims,  Construction Defects,  Failure Analysis,  Forensic Engineering,  Government,  Materials Science,  Motorcycle Accident Reconstruction,  Parking Lots,  Safety,  Safety Engineering,  Slip, Trip, and Fall,  Traffic Engineering,  Transportation, 


Dr. Shakir Shatnawi has a Ph.D. in Transportation Engineering and Pavement Design, and Masters in Construction Management with over 27 years of practical and extensive engineering and transportation expertise covering industry and public agencies including Caltrans and FHWA. Currently providing expert witness services, expert testimony and litigation support to attorneys and legal entities on cases related to accident reconstruction, analysis, design standards, construction specifications, guidelines, policies, public agency practices, transportation, roads, pavements, airports, materials, highway geometric design, drainage, asphalt, concrete, soil, repairs, maintenance, inspections, rehabilitation, construction quality control - quality assurance, construction claims, inspection, settlement, dispute resolution, pavement surface conditions such as friction, skid resistance, surface discontinuities, cracking, rutting, defects, potholes and roughness, failure investigations, forensic engineering, traffic, safety standards, construction work zone accidents, construction safety, safety operating procedures, roadside hazards, signage, sight distance requirements, ADA requirements, code violations, and engineering analysis.

Traffic Safety Consultants
Kansas City, Missouri
P.O. Box 25436, 64119


Contact:  Catherine G. Witt
http://www.traffic-safety-consultants.com/
816-813-6232 Or Toll Free
movetraffic@aol.com
P.O. Box 25436
Kansas City, Missouri 64119

Contact:  Catherine G. Witt
http://www.traffic-safety-consultants.com/
816-813-6232
movetraffic@aol.com
I am a Temporary Traffic Control Specialist and have been in the industry for 30+ years. With my Associates we have a combined experience of over 100+ years in Traffic Control. While working for the City of Overland Park, KS as a Traffic Control Technician in the Traffic Engineering Division, some of my duties included Plan Review of the plans submitted for work in the city limits, Right of Way Permit review for necessary temporary traffic control plans, Redesign of the City handbook specific to temporary traffic control including the municipal codes which pertained to them, Design of Temporary Traffic Control Patterns for in house designs, design of Special Event plans for all events including marathons, festivals, parades and any impediment of traffic in the city limits. One of the duties I was asked to perform was in house training of maintenance personnel, parks and recreation personnel, inspectors and any other personnel who were subject to live traffic while performing their duties. I continued my teaching through American Traffic Safety Services Association better known by the acronym of ATSSA. I have been instructing through the ATSSA for 17 years and have trained over 20,000 people to date. Some of the courses I teach for ATSSA are; The Traffic Control Technician, Traffic Control Supervisor, Flagger Instructor train the trainer, Pavement Marking Technician, Effective use of Law Enforcement in Construction, Emergency Traffic Control for first responders, Night time Traffic Control, etc. Some of the state specific courses I teach are for the states of CA, FL, TX and VA along with many others. These state specific courses are taught based on the various States Standard drawings, State Standard Specifications for Road and Bridge, state specific Approved Products or Qualified Products list and various other documents which the state references for design, inspection and implementation.
Information:  
Code Compliance,  OSHA,  Personal Injury,  Traffic Engineering,  Transportation, 


I am a Temporary Traffic Control Specialist and have been in the industry for 30+ years. With my Associates we have a combined experience of over 100+ years in Traffic Control. While working for the City of Overland Park, KS as a Traffic Control Technician in the Traffic Engineering Division, some of my duties included Plan Review of the plans submitted for work in the city limits, Right of Way Permit review for necessary temporary traffic control plans, Redesign of the City handbook specific to temporary traffic control including the municipal codes which pertained to them, Design of Temporary Traffic Control Patterns for in house designs, design of Special Event plans for all events including marathons, festivals, parades and any impediment of traffic in the city limits. One of the duties I was asked to perform was in house training of maintenance personnel, parks and recreation personnel, inspectors and any other personnel who were subject to live traffic while performing their duties. I continued my teaching through American Traffic Safety Services Association better known by the acronym of ATSSA. I have been instructing through the ATSSA for 17 years and have trained over 20,000 people to date. Some of the courses I teach for ATSSA are; The Traffic Control Technician, Traffic Control Supervisor, Flagger Instructor train the trainer, Pavement Marking Technician, Effective use of Law Enforcement in Construction, Emergency Traffic Control for first responders, Night time Traffic Control, etc. Some of the state specific courses I teach are for the states of CA, FL, TX and VA along with many others. These state specific courses are taught based on the various States Standard drawings, State Standard Specifications for Road and Bridge, state specific Approved Products or Qualified Products list and various other documents which the state references for design, inspection and implementation.

Traffic Signal Engineer
Houston, Texas
1127 Eldridge Pkwy., # 300-148, 77077-1771


Contact:  Gerard B. de Camp, P.E., PTOE
www.GdeCamp.com
832-250-9408 Or Toll Free
gdecamp3@gdecamp.com
1127 Eldridge Pkwy., # 300-148
Houston, Texas 77077-1771

Contact:  Gerard B. de Camp, P.E., PTOE
www.GdeCamp.com
832-250-9408
gdecamp3@gdecamp.com
Information:  
Traffic Engineering,  Transportation, 



Parham Engineering Consultants, Inc.
Knoxville, Tennessee
253 S. Peters Road, 37923


Contact:  Alan Parham, PE
www.parhamengineering.com
865-329-0007 Or Toll Free
alan.parham@ParhamEngineering.com
253 S. Peters Road
Knoxville, Tennessee 37923

Contact:  Alan Parham, PE
www.parhamengineering.com
865-329-0007
alan.parham@ParhamEngineering.com
Information:  
Accident Reconstruction,  Forensic Engineering,  Railroads,  Traffic Engineering,  Trucking,