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Eleventh International
Technical Conference
on ExperimentalSafety Vehicles
Sponsored by:
U.S. Department ofTransportationNational Highway Traffic Safety
Administration
Held at:
Washington, D.C.
May 12-15,1987
UNIVERSITATSBIBLIOTHEKHANNOVER
TECHNISCHEINFDRMATIONSBIBUOTHEK
OUS. Departmentof Transportation
National HighwayTraffic SafetyAdministration
Sly/'j.^s is*-,
Contents
Foreword iii
Attendeesv
SECTION 1: OPENING CEREMONIES
Welcoming Address
Diane K. Steed,
Head of U.S. Delegation and
Administrator,
National Highway Traffic Safety Administration 1
Keynote Address
The Honorable Elizabeth Hanford Dole,
Secretary of Transportation 2
Awards for Engineering Excellence
Chairwoman: Diane K. Steed 5
SECTION 2: GOVERNMENT STATUS REPORTS
Chairman: Howard M. Smolkin, United States
United KingdomDavid Lyness,
Head of Vehicle Standards and Engineering Division,
Department of Transport '
Federal Republic of Germany
Rolf Stamm,
Senior Advisor,
Federal Ministry of Transport H
France
Georges Dobias,
Director General,
Institut National de Recherche sur les Transports et leur Securite 16
ItalyDr. Gaetano Danese
Direttore Generale della Motorizzazione,
Civile e dei Trasporti in Concessione,
Ministero dei Trasporti 20
Sweden
Professor Bertil Aldman,
Head, Vehicles Department,
Swedish Road Safety Office 22
xi
EXPERIMENTAL SAFETY VEHICLES
The European Experimental Vehicles Committee
Prof. Dr. Bernd Friedel,
Director,Bundesanstalt fur Strassenwesen 23
Japan
Inagaki Kenzo
Acting Deputy Director,
Automotive Division,
Ministry of International Trade and Industry 25
Canada
Dr. Gordon D. Campbell,
Director General,
Road Safety and Motor Vehicle Regulation Directorate,
Transport Canada 27
United States
Michael M. Finkelstein,
Conference Chairman and Associate Administrator for Research and Development,
National Highway Traffic Safety Administration 28
SECTION 3: RESULTS OF THE INTERNATIONAL EXPERIMENTAL SAFETY VEHICLE PROGRAM
Chairman: Michael M. Finkelstein, United States
Panel One: ESV/RSV Original Goals and Objectives
Volkwagen's Participation at ESV Conferences
Prof. Dr. Ulrich W. Seiffert,
Federal Republic of Germany 35
The Original Goals and History of the Nissan ESV ProgramKenichi Goto,
Japan 39
Panel Two: ESV/RSV Accomplishments
What Was Accomplished in ESV/RSV?
Kenichi Goto,
Japan 41
Panel Three: Future Directions in Advancing the State of the Art in Motor Vehicle Safety
(Statement)
Bertil Aldman
Chalmers University of Technology,Sweden 43
(Statement)
Georges Dobias,
Director General of Institut,National de Recherche sur les Transport et leur
S6curit6 (INRETS),
France 44
Toyota ESV and Safety Development
Utaka Kondo,
Toyota Motor Corp.,
Japan 45
xii
CONTENTS
SECTION 4: TECHNICAL SESSIONS
Chairman: Ian D. Neilson, United Kingdom
Technical Session One: Occupant Protection for Side Impact
Injury Pattern and Parameters to Assess Severity for Occupants Involved in
Car-to-Car Lateral ImpactsC. Thomas, C. Henry, F. Harteman, et al.,
Alain Patel, and Claude Got, Laboratory of Physiology and Biomechanics Associated With Peugeot SA/Renault;Orthopaedic Research Institute,France 49
Analytical Simulation of the Effects of Structural Parameters on Occupant
Responses in Side Impacts of Passenger Cars
T. Trella, Transportation Systems Center; Joseph N. Kanianthra,National Highway Traffic Safety Administration,
United States 62
Towards Optimised Side Impact Vehicle Structures
R.N. Hardy,
Consultant to Cranfield Impact Centre,
United Kingdom 86
Development of the European Side Impact Test Procedure
and Related Vehicle Improvements
C. Hobbs, M. Langdom, R. Lowne, S. Penoyre,
Transport and Road Research Laboratory,
United Kingdom'
92
Side Impact Simulation and Thoracic Injury Assessment
Yih-Charng Deng,General Motors Research Laboratories,
United States 101
Subsystem Testing for Head to Upper Interior Safety
Michael W. Monk, Lisa K. Sullivan, Hampton C. Gabler,
National Highway Traffic Safety Administration,
United States 103
An Investigation Into Vehicle Side-Door Opening Under
Accident Conditions
Keith J. Dale, Keith C. Clemo,
Motor Industry Research Association,
United Kingdom 117
Motor Vehicle Manufacturers Association Subsystem and Full
Vehicle Side Impact Test Procedure Development Program
C. Anthony Preuss, Volkswagen of America; Ronald J. Wasko,
Motor Vehicle Manufacturers Association,
United States 124
Further Consideration of the European Side Impact Test Procedure
Prepared by D. Cesari and I.D. Neilson for the European
Experimental Vehicles Committee on Side Impact,
France 133
A Study on Energy-Absorbing Units of MDB for Side Impact Test
Haruo Ohmae, Minoru Sakurai, Japan Automobile Research, Inc.;
Yukinori Nakamura, Kuniyuki Watanabe, Japan Automobile
Manufacturers Association,
Japan 136
xiii
EXPERIMENTAL SAFETY VEHICLES
Movable Deformable EEVC Barrier for Side Impact
W. Sievert, E. Pullwitt,
Federal Highway Research Institute (BAST),
Federal Republic of Germany 147
The Development and Certification of EUROSID
(Written only paper)
Prepared by R.W. Lowne and I.D. Nelson on behalf of the Ad-hoc
Group of the European Experimental Vehicles Committee
on Side Impact Dummies,
France
Evaluation of European and U.S.A. Draft Regulations for
Side Impact Collisions
P.J.A. DeCoo, A.CM. Versmissen, E.G. Janssen, et al.,
TNO Road-Vehicles Research Institute,The Netherlands 160
Technical Session Two: Accident Investigation and Data Analysis
Chairman:
Dr. Bernd Friedel,
Federal Republic of Germany
Effects of Mandatory Seatbelt Laws on Traffic
Fatalities in the United States
Alexander C. Wagenaar, Richard G. Maybee, Kathleen P. Sullivan,
The University of Michigan Transportation
Research Institute Injury Analysis and
Prevention Group,
United States 169
Injuries to Restrained Car Occupants: What are the
Outstanding Problems?
P.L. Harms, M. Renouf, P.D. Thomas, et al.,
Department of Transport,United Kingdom 183
Experience From the Analysis of Accidents With a High Belt
Usage Rate and Aspects of Continued Increase in Passenger Safety
M. Danner, K. Langwieder, T. Hummel,
HUK-Verband,
Federal Republic of Germany 201
Residual Injuries to Restrained Car Occupants in Front and
Rear Seat Positions
Dietmar Otte, Norbert Sudkamp, Hermann Appel,
Accident Research Unit Hannover,
Federal Republic of Germany 211
Occupant Protection Device Effectiveness in PreventingFatalities
Leonard Evans,
General Motors Research Laboratories, Inc.,
United States 220
Fatal Injuries to Restrained Children Ages 0-4 Years,
in Great Britain 1972-86
R.W. Lowne, Transport and Road Safety Research Laboratory;
P.F. Gloyns, Vehicle Safety Consultants, Ltd.; P. Roy,Middlesex Polytechnic,
United Kingdom 227
xiv
CONTENTS
Accident Data Analysis and Accident Prevention Measures,Especially for Two-Wheeled Vehicles
Ryoichi Mukai,
Traffic Safety Policy Office of the
Prime Minister,
Japan 237
Crash Protection Offered by Safety Belts
(Written only paper)A.C. Malliaris, Data Link, Inc,; Kennerly Digges,National Highway Traffic Safety Administration,United States 242
Technical Session Three: Biomechanics and Dummy DevelopmentChairman: Dr. Dominique Cesari, France
On the Examination of Biases in the Abbreviated Scale
Rolf Eppinger,National Highway Traffic Safety Administration,United States 253
Priorities of Automotive Crash Safety Based on Impairment
Jeffrey Marcus, Robert Blodgett,National Highway Traffic Safety Administration,United States 257
Relationship Between Mechanical Input and
Injury Severity in Side Impact Tests
Bernd Richter, FAT Working Group Biomechanics;Dimitrios Kallieries, University of Heidelberg,Federal Republic of Germany 270
On the Relationship Between Kinematic Variables and Structural Failure
in a Visco-elastic Medium Under ImpactGordon R. Plank, Herbert H. Gould, Transportation
Systems Center; Rolf H. Eppinger, National HighwayTraffic Safety Administration,United States 284
Contribution and Evaluation of Criteria Proposed for Thorax-Abdomen Protection in Lateral ImpactFrancoise Brun-Cassan, Yvette Pincemaille, Philippe Mack, et al.,
Laboratory of Physiology and Biomechanics Associated with
Peugeot SA/Renault,
France 289
Results of Full Scale Tests With EUROSID Under Different
Test Conditions
Klaus-Peter Glaeser,
Bundesanstalt fur Strassenwesen
Federal Republic of Germany 301
Cadaver Response to Axial Impacts of the Femur
David P. Roberts, Bruce R. Donnelly, Calspan;
Richard Morgan, National Highway Traffic Safety
Administration
United States 311
Chest Compression Response of Hybrid III
With Combined Restraint Systems
Dr. Lothar Grosch, Egon Katz, Lothar Kassing,
Daimler-Benz AG,
Federal Republic of Germany 318
xv
EXPERIMENTAL SAFETY VEHICLES
Development of a Two-Dimensional Sensor Determining Abdominal
Loading on TNO-Dummies
Waldemar Czernakowski, Romer-Britax; Wilfried Klanner, ADAC,
Federal Republic of Germany 323
Development of an Advanced Dynamic Anthropomorphic Manikin—ADAM—
for Military Applications
Roy R. Rasmussen, Jr., Ints Kaleps, Biodynamics and Bioengineering
Division; Harry G. Armstrong, Aerospace Medical Research Laboratory,
Wright-Patterson Air Force Base,
United States 332
The Development of a Dynamic Human Analog(Written only paper)Richard P. White, Jr.,
Systems Research Laboratories, Inc.,
United States 336
The Development of Segment Based Axis Systems for the
Air Force Advanced Dynamic Anthropomorphic Manikin
(ADAM), (Written only paper)
Aileen M. Bartol, Systems Research Laboratories, Inc.:
Ints Kaleps, Armstrong Aerospace Medical Research Laboratory
Wright-Patterson Air Force Base
United States 346
An Overview of Existing Sensors for the Hybrid III
Anthropomorphic Dummy
(Written only paper)
Robert A. Denton, Craig R. Morgan,
Robert A. Denton, Inc.
United States 353
The Development and Certification of EUROSID
(Written only paper)
Prepared by R.W. Lowne on behalf of the Ad-hoc
Group of the European Experimental Vehicles Committee
on Side Impact Dummies,
France 363
Technical Session Four: Crash Avoidance
Chairman: Robert Nicholson, United States
Accident Avoidance: An Analysis of Inherent Vehicle and
System Response Differences Between Cars and Commercial
Vehicles: Are Developments Widening the Performance Gap?
Marcus A, Jacobson, Former Chief Engineer,
The Automobile Association,
United Kingdom 377
An Investigation of Selected Vehicle Design Characteristics
Using the Crash Avoidance Research Datafile
Mark L. Edwards,
National Highway Traffic Safety Administration,
United States 389
Study in Avoidance of Road Accidents with the Aid of Computer
Simulation of Accident-Relevant Driving Maneuvers
F. Kramer, N. Shakeri-Nejad, G. Schockenhoff, et al.,
Technische Universitat; W. Hauschild, MAN Technologie GmbH, Berlin,
Federal Republic of Germany 395
xvi
CONTENTS
Operational and Design Features of the Steer Angle DependentFour Wheel Steering SystemShoichi Sano, Tateomi Miyoshi, Yoshimi Furukawa,
Honda Research and Development, Ltd.,
Japan 404
4WD Vehicle Behavior During Braking in a Turn
Yukio Kodama, Makoto Shibuya, Tohru Akiyama,
Fuji Heavy Industries Ltd.,
Japan 408
Improved Handling and Stability Using Four Wheel SteeringYukio Fukunaga, Naomio Irie, Junsuke Kuroki, Fukahi Sugasawa,Nissan Motor Engineering Staff,
Japan 415
Objective Testing for Brake Balance Performance
T.A. Flaim, J.S. Smith,General Motors Current Product Engineering,United States 426
Anti-Lock System Performance Under Winter Conditions—What
Should be Required?
Olle Nordstrom,
Swedish Road and Traffic Research Institute,
Sweden 431
Advantages of an Anti-Wheel Lock System (ABS) for the Average
Driver in Difficult Driving Situations
Klaus Rompe, Andreas Schindler, Manfred Wallrich,
Institute for Traffic Safety,
Federal Republic of Germany 442
Antilock Brakes for Passenger Cars and Light Trucks
Robert H. Munson,
Director, Automotive Safety Office,
Ford Motor Company,
United States 448
Visual Performance Characteristics in Vehicles
Haruhiko Iizuka, Keiichiro Yabuta, Hiroshi Tsuda, et al.,
Nissan Motor Engineering Staff,
Japan 450
Recognition of Pedestrians During Nighttime Traffic
Hans-Joachim Schmidt-Clausen,
Technical University Darmstadt,
Federal Republic of Germany 456
Contribution of Head-Up-Displays (HUDs) to Safe Driving
Masao Sakata, Shigeru Okabayashi, Jun'ichi Fukano, Masakazu Ozono,
Nissan Motor Co., Ltd.,
Japan 459
Lotus Active Suspension System
William F. Milliken,
Milliken Research Associates, Inc.,
United States 467
Adapting Radar to the Automobile Environment
John W. Davis,
Radar Control Systems Corp.,
United States 470
xvii
EXPERIMENTAL SAFETY VEHICLES
Objective Directional Response Testing(Written only paper)
Dennis T. Kunkel, Ronald L. Leffert,
General Motors Current Engineering and
Manufacturing Services Staff,
United States 475
The Ergonomics of Driver Information Systems for Maintained
Safety
(Written only paper)
D. Southhall, M.K. Twiss,
Institute for Consumer Ergonomics,United Kingdom 487
Study on Easy Adjustability of Outside Mirrors for Crash
Avoidance
(Written only paper)
Kouichi Kamiya,
Mitsubishi Motors Corporation,
Japan 490
The Effect of Vehicle-Speed-Sensing Four-Wheel Steering
System on Handling Performance
(Written only paper)
Masayoshi Nakamoto, Takamasa Masatome, Naokaszu Kaneshina,
Mazda Motor Corporation,
Japan 495
Operational and Design Features of the Steer Angle Dependent
Four-Wheel Steering System
(Written only paper)
Shoichi Sano, tateomi Miyoshi, Yoshimi Furukawa,
Honda Research and Development Co., Ltd.,
Japan 502
Vision-Impairing Wear of Windshields
(Written only paper)Maria Chmielarz, Christian Groetzner, Oswald Haase,
Forschungsgemeinschaft Auto-Sicht-Sicherheit ASSeV in
Cologne,Federal Republic of Germany 506
Technical Session Five: Occupant Protection for Frontal Impact
Chairman: Dr. Kennerly H. Digges, United States
Comparison Between the Three-Point Belt and the Air Cushion
Evaluation and Discussion of Their Cost-Efficiency Ratio
Claude Chillon, Gilles Brutel, Gerard Mauron, Peugeot SA;
Francois Hartemann, Claude Henry, Christian Thomas, PSA-Renault
Associated Laboratory,
France 511
Study on the Relationship Between Seat Belt Anchorage
Location and Occupant Injury
Ryoji Nakahama, Hiroshi Katoh,
Mitsubishi Motors Corp.,
Japan 524
Relationship Between Vehicle Front-End Stiffness and
Dummy Injury During Collisions
K. Matsushita, S. Morita
Japan529
xviii
CONTENTS
Evaluation of the Safety Performance of Passenger Vehicles
Robert Zobel,
Volkswagen AG,Federal Republic of Germany 538
The Safety Problem for Passengers in Frontal Impacts—Analysisof Accident, Laboratory, and Model Simulation Data
Daniel S. Cohen, National Highway Traffic Safety Administration;Lawrence Simeone, Transportation Systems Center,United States
550
Progress Towards Improving Car Occupant Protection in
Frontal Impacts
C.A. Hobbs, R.W. Lowne, S. Penoyre, S.P.F. Petty,
Transport and Road Research Laboratory,United Kingdom 582
Steering Column Intrusion—Restrained and Unrestrained
Occupant Effects
Robert A. Saul,
National Highway Traffic Safety Administration,United States 588
Reliability Considerations in the Design of an Air Bag SystemSaburo Kobayashi, Kiyoshi Honda, Kazuaki Shitanoki,Honda Research and Development Co., Ltd.,
Japan 597
Designing a Passive Restraint SystemN.D. Grew, G. Beecroft,Austin Rover Group Ltd.,
United Kingdom 602
Using Computer Analysis Techniques in Designing Safer
Steering Wheels
A.D. Hiley, A.R. Giles, N.D. Grew,
Austin Rover Group,United Kingdom 607
Facial Injury Occurrence in Traffic Accidents and Its Detection
by a Load Sensing Face
Stefen Nilsson, Ingrid Planath,
Volvo Car Corp.,
Sweden 613
The Child in the Volvo Car
Gerd Carlsson, Jan Holmgren, Hans Norin,Volvo Car Corp.,Sweden 620
Modern Testing Techniques in Motor Vehicle Safety Research
With Regard to Rear End Crash Properties
L.R. Van de Werve, J.H.J. Mengelers,Volvo Car B.V.,The Netherlands 630
Technical Session Six: Heavy Duty Vehicle Safety
Chairman: Dr. Lennart Strandberg, Sweden
Large Truck Accident Exposure in the U.S.
Hank Seif,
Motor Vehicle Manufacturers Association,
United States 637
xix
EXPERIMENTAL SAFETY VEHICLES
Vehicle Factors in Accidents Involving Medium and Heavy Trucks
Robert M. Clarke, William A. Leasure,National Highway Traffic Safety Administration,
United States 642
European Review of Heavy Goods Vehicle SafetyI. Neilson for the Ad-hoc Group of the European
Experimental Vehicles Committee on Side Impact
Dummies,
United Kingdom 655
Priorities in the Active and Passive Safety of Trucks
K. Langwieder, M. Danner,
HUK-Verband, Automobile Engineering Dept.,Federal Republic of Germany 674
Typology of Traffic Accidents Concerning Cars Impacted byTrucks
Gilles Vallet, Michelle Ramet, Dominique Cesari, Claude Dolivet,Institut National de Recherche sur les Transport et leur Securite (INRETS),France 688
Seat Belt Effectiveness for Heavy Truck Occupants Duringa Collision
Mitsuo Horii, Kunio Yamazaki, Japan Automobile Research Institute, Inc.:
Yuji Amemiya Japan Automobile Manufacturers Association, Inc.,
Japan 695
Front Underrun Guards for Trucks
B.S. Riley, A.J. Farwell, T.M. Burgess,
Department of Transport,
United Kingdom 706
The Benefits of Energy Absorbing Structures to Reduce the
Aggressivity of Heavy Trucks in Collisions
Ian S. Jones,
Insurance Institute for Highway Safety,
United States 716
The Global Approach for Safety in the V.I.R.A.G.E.S. Project
Pierre Soret,
Renault Vehicles Industriels,
France 722
Side and Rear Marking of Trucks With Passive Materials
Hans-Joachim Schmidt-Clausen
Technical University Darmstadt,Federal Republic of Germany 725
Improvement of Side Visibility for Safety While TurningSeiichi Saitoh, Akitsugu Hirose, Nobuo Shirai,
Isuzu Motors, Ltd.,
Japan 728
Analysis of Heavy-Freight Vehicle and Tank-Truck Accidents
Werner Stednitz, Herman Appel,Institut fur Fahrzeugtechnik, Technische Universitat Berlin,
Federal Republic of Germany 736
xx
CONTENTS
Specialized Procedures for Preparing the Accident-Avoidance
Potential of Heavy Trucks
Paul S. Fancher, Arvind Mathew,
The University of Michigan Transportation Research Institute,United States 746
Antilock Braking Equipment for Heavy Duty Vehicles and its
Evolutions Within European RegulationsJ-P Cheynet, P. Beaussier,
Union Technique de L'Automobile, du Motorcycle, et du Cycle,
France 755
NHTSA's Heavy Vehicle Brake Research Program—An Overview
Richard W. Radlinski,
National Highway Traffic Safety Administration,
United States 760
Technical Session Seven: Pedestrian Protection
Chairman: Dr. Franco Rossi, Italy
NHTSA's Advanced Pedestrian Protection Program
Thomas F. MacLaughlin, Timothy A. Hoyt, Siou-Ming Chu,
National Highway Traffic Safety Administration,
United States 771
Risk Factor of the Road Accident Injuries Seriousness for
Car and Motorcycle Occupants and Pedestrians
Andrea Costanzo, M.D.,
School of Medicine and Surgery, Rome University,
Italy 777
Development of Countermeasures to Reduce Pedestrian
Head Injury
John W. Kessler,
Transportation Research Center of Ohio,
United States 784
Car to Pedestrian Impact Energies and Their Application to
Sub-system Testing
G.J.L. Lawrence, J. Harris,
Transport and Road Research Laboratory,
United Kingdom 797
Experimental Study of Thoracic Injury in Child Pedestrians
Michael N. Hamilton,
Transportation Research Center of Ohio,
United States 805
Evaluation of Vehicle-Cyclist Impacts Through Dummy and
Human Cadaver Tests
E.G. Janssen, J. Wismans,
TNO Road-Vehicles Research Institute,
The Netherlands815
A Bumper for Both Pedestrian and Vehicle Body Protection;
A Contradiction in Terms or a Soluble Conflict?
R. Hoefs, M. Heinz,
Porsche AG,
Federal Republic of Germany821
xxi
EXPERIMENTAL SAFETY VEHICLES
Recognition of Pedestrians During Nighttime Traffic
(Written only paper)Hans-Joachim Schmidt-Clausen,
Technical University Darmstadt,
Federal Republic of Germany 831
Technical Session Eight: Motorcycle Safety
Chairman: Yoshio Nakamura, Japan
The Development of a Safety Concept for Motorcycles: Results
From Accident Analysis and Crash Tests
A. Sporner, K. Langwieder, J. Polanhe,HUK-Verband, Automobile Engineering Dept.,Federal Republic of Germany 835
A Study on Methods of Measuring Fields of View of Motorcycle
Rearview Mirrors
Masanori Motoki, Japan Automobile Research Institute, Inc.;
Tsuneo Tsukisaka, Japan Automobile Manufacturers Assn., Inc.,
Japan 843
Motorcycle Impact Simulation and Practical Verification
J. Hapien-Smith, M.A. Macanlay, B.P. Chinn,
United Kingdom 858
Lower Leg Injuries Resulting From Motorcycle Accidents
Peter M. Fuller, University of Louisville,
John N, Snider, University of Tennessee,
United States 865
Method for Load Measuring an Occupant's Legin a Motorcycle Collision
Hidetoshi Tadokoro,
Motorcycle Rider Protection Subcommittee,
Japan Automobile Manufacturers Association,
Japan 869
Reduction of Injury Severity Involving Guardrails by
the Use of Additional W-Beams, Impact Attenuators and
'Sigma-Posts' as a Contribution to the Passive Safetyof Motorcyclists
Hubert Koch, Institut fur Zweiradsicherheit e. V.,
Florian Scheuler, Institut fur Rechtsmedizin der
Ruprecht-Karls-Universitaet, Heidelberg,
Federal Republic of Germany 878
ESM—A Motorcycle Demonstrating Progress for Safety
Peter M. Watson,
Transport and Road Safety Research Laboratory,United Kingdom 883
Investigation Into Motorcycle, Driver and Passenger Safetyin Motorcycle Accidents With Two Motorcycle Riders
Jurgen Grandel, Deutscher Kraftfahrzeug-uberwachungs-Verein e.V.,Dieter Schaper, Adam Opel AG,
Federal Republic of Germany 888
Improvement of Conspicuity of Motorcycle Driver by Passive
Materials
Hans-Joachim Schmidt-Clausen,
Technical University Darmstadt,
Federal Republic of Germany 900
xxii
CONTENTS
Protecting Motorcyclists' Legs
(Written only paper)B.P. Chinn, P.D. Hopes,
Transport and Road Research Laboratory,United Kingdom
902
A Field Trial of Motorcycles Fitted With an
Anti-Lock Brake System(Written only paper)G.L. Donne, Transport and Road Research
Laboratory; J. Cart, Lucas-Girling Limited,United Kingdom
909
Safety Considerations of Motorcycle Lighting at Night(Written only paper)G.L. Donne, Transport and Road Research Laboratory;E.J. Fulton, Loughborough University of Technology,United Kingdom 916
xxiii