Foreword 1 – P. COURTIER 1 Avant-Propos 1 – P. COURTIER 3 Foreword 2 – J. ROUDIER 5 Avant-Propos 2 – J. ROUDIER 7 Preface – B. JACOB 9 Préface – B. JACOB 12 International Forum for Road Transport Technology 15 International Society for Weigh-in-Motion 17 Panel Discussion 19 Plenary Session 23 Weigh-in-motion for enforcement in Europe – B. JACOB and H. VAN LOO 25 Bridge weigh-in-motion – latest developments and applications world wide E. OBRIEN, A. ?NIDARIÈ and T. OJIO 39 Current status of weight-in-motion in sub Sahara Africa – G. ACKERMANN, H. THEYSE, L. KANNEMEYER and C. VAN AS 57 Session 1. Traffic and Freight Management, Road Safety and Pricing, using WIM networks 69 Weigh-in-motion measurements in the national road network of Spain during the 2002-2003 period. Data collection procedure and main results – J. LEAL 71 Measure in motion vehicle detector on the motorways, expressways and the roads of Slovakia – S. URGELA and R. JANOTKA 85 Test of WIM sensors and systems under Brazilian conditions H. GOLTSMAN, M. PAIVA, A. VALENTE and F. PANTOJA 97 Comparison of WIM, noise, vibration data from heavy vehicles L. POULIKAKOS, K. HEUTSCHI, M. ARRAIGADA, P. ANDEREGG and M. PARTL 105 Environmental noise measurement in combination with BWIM T. OJIO and K. YAMADA 115 Weigh-in-motion system to manage heavy vehicle access to the infrastructures H. IMINE, S. SRAIRI, D. GIL and J. RECEVEUR 127 Special vehicle automatic measurement system and its application H. NISHIDA, H. SATO, H. KAWAY and S. NAKAO 137 Practical experiences and the next generation of WIM M. DUKKER and D. MARPLES 149 Session 2. Technology and Testing 161 Installation and experimentation of MS-WIM systems with three strip sensor technologies - early results – B. JACOB, M. BOUTELDJA and D. STANCZYK 163 A statistical spatial repeatability algorithm for multiple sensor weigh in motion E.OBRIEN, A. GONZALEZ and F. MCINERNEY 175 Optimized design of weigh-in-motion multiple-sensors array by an energetic approach – K. BOUTELDJA, B. JACOB, and V. DOLCEMASCOLO 187 Multi-sensor weigh-in-motion system – J. GAJDA, R. SROKA, M. STENCEL and T. ZEGLEN 199 Heavy vehicle on-board mass monitoring: capability review – B. PETERS and C. KONIDITSIOTIS 209 Measuring dynamic wheel loads on tri and quad axle groups – C. BLANKSBY, R. GEORGE, B. PETERS, A. RITZINGER and L. BRUZSA . 223 Product development to meet new requirements regarding road and rail WIM technologies – D. CORNU 237 A hydrostatic sensor for portable WIM systems – J. ROMERO and A. LOZANO 249 Development of axle load weighing system for expressways (Result of Improvement on LS-WIM) – K. SOMEYA, H. OKUDA, T. SHINDO and Y. Maeda 261 Session 3. Bridge Weigh-in-Motion 269 Comparison of conventional and regularized bridge weigh-in-motion algorithms C. ROWLEY, A. GONZALEZ, E. OBRIEN and A. ?NIDARIÈ 271 Improving bridge-WIM results with better road evenness and advanced compensations – I. LAVRIÈ, A. ?NIDARIÈ and J. KALIN 283 Moving vehicle load identification from bridge responses based on method of moments (MOM) – L. YU, T. CHAN and J.-H. ZHU 297 Test of a B-WIM system on integral and steel orthotropic deck bridges in France M. BOUTELDJA, B. JACOB and V. DOLCEMASCOLO 311 Bridge weigh in motion : French tests and Swedish experience V. DOLCEMASCOLO and L. SJÖGREN 322 Session 4. Vehicle Size and Weight Enforcement 333 Development and implementation of a WIM network for enforcement in France Y. MARCHADOUR and B. JACOB 335 Pre-selection of overloaded vehicles – D. STANCZYK, B. GEROUDET, C. THIOUNN and A. MILLOT 347 Targeted roadside enforcement using WIM and ANPR – M. JONES 359 Combined LS & HS WIM systems for law enforcement and toll road applications E. DOUPAL and R. CALDERARA 369 Virtual weigh stations for monitoring of trucks by-passing fixed weigh stations F. KLEBE 377 Session 5. Stnadard, Data Quality, Storage and Management 385 A synthesis of the US practice on high speed WIM calibration – A. PAPAGIANNAKIS 387 Utah commercial motor vehicle weigh-in-motion calibration: current practice and recommended procedure – G. SCHULTZ and L. SEEGMILLER 399 WIM accuracy verification through simulation – M. SLAVIK 411 Macroscopic WIM calibration – G. DE WET and M. SLAVIK 423 Auto-calibration and temperature correction of WIM systems - P. BURNOS 437 Sub-0.1 percent error in portable, low-speed weigh-in-motion R. ABERCROMBIE, L. HIVELY, M. SCUDIERE and F. SHELDON 447 Session 6. Data for Bridge Engineering 459 Application of WIM in probability based safety assessment of bridges A. O’CONNOR 461 Identification of equivalent traffic load on bridge using optical fiber strain sensors – C.P. CHOU and C.Y. WANG 475 Measurements of bridge dynamics with a bridge weigh-in-motion system A. ?NIDARIÈ, I. LAVRIÈ and J. KALIN 485 Extreme effects of the traffic loads on a prestressed concrete bridge D. SIEGERT, M. ESTIVIN, J. BILLO, F. BARIN and F. TOUTLEMONDE 499 Interaction effect of traffic loadsd and bridge detailssusceptible to fatigue H. LEENDERTZ and A. DE BOER 511 Fatigue life estimation of a concrete slab using B-WIM and traffic census Y. OSHIMA and K. SUGIURA 525 Session 7. Data for Pavement Engineering 537 The use of weigh-in-motion and stress-in-motion data in road managmenent: the results of a PIARC inquiry – F. LA TORRE 539 Extending WIM-NL-data with a loading indicator and a truck dmage factor H. VAN SAAN and D. VAN BOXEL 549