Ráðstefna norrænna steinefnaframleiðenda.

September 2002

Thursday-September 12
09:00-09:10 WELCOME
H. Torfason, Höfði Asphalt Plant Ltd, Iceland

09:10-09:20 OPENING
V. Sverrisdóttir, Minister of Industries, Iceland

9:20-09:40 AGGREGATE PRODUCTION IN ICELAND
E.L. Sveinsdóttir, Icelandic Building Research Institute and B.J. Wigum, ERGO Engineering Geology Ltd, Iceland

09:40-10:00 THE INFRA TECHNOLOGY PROGRAMME IN FINLAND 2001-2005
T. Laitinen, SML, Finland

10:30-10:50 BUSINESS AND RESEARCH - AN OVERVIEW OF THE SWEDISH INDUSTRIES ENGAGEMENT IN NATIONAL AGGREGATE RESEARCH
S. Wallman, NCC Roads AB, Sweden

10:50-11:10 THE NORWEGIAN AGGREGATES SECTOR - DEVELOPMENTS, CHALLANGES AND POSSIBILITIES
E. Gammelsætter, PGL, Norway

11:10-11:30 Research funded by the Icelandic Road Administration
Á. Gudmundsdóttir and H. Haraldsson, Icelandic Road Administration, Iceland

11:30-11:50 QUALITY ASSESSMENT OF AGGREGATGES FOR ROAD CONSTRUCTION -- FRAGMENTATION, WEATHERING AND ABRASION
G. Bjarnason, Icelandic Road Administration, Iceland, P. Pétursson, Icelandic Building Research Institute and S. Erlingsson, Engineering Research Institute, University of Iceland

11:50-12:10 QUARRY YIELD PREDICTION AS A TOOL IN QUARRY MANAGEMENT
Ó.B. Smárason, Stapi Ltd - Consulting Geologists, Iceland

13:30-14:00 GUEST SPEAKER
D. Fowler, International Centre for Aggregate Research (ICAR), Texas, USA

14:00-14:20 COMPARISON OF BASALTIC AGGREGATES FROM ICELAND, WEST JAVA AND NORTHERN IRELAND
P. Pétursson, Icelandic Building Research Institute, G. Bjarnason, Icelandic Road Administration, Iceland, W.D.H. Woodward, University of Ulster, Northern Ireland and D. Widajat, Institute of Road Engineering, Indonesia

14:20-14:40 MINIMIZING THE RISK OF CONCRETE DAMAGE CAUSED BY ALKALI AGGREGATE REACTIONS IN NORWAY
B.J. Wigum, ERGO Engineering Geology Ltd, Iceland

14:40-15:00 MULTIVARIATE ANALYSIS FOR COMPARING DIFFERENT METHODS FOR TESTING AGGREGATES
J. Pilz, University of Klagenfurt, Austria, G. Bjarnason, Icelandic Road Administration, Iceland and P. Pétursson, Icelandic Building Research Institute

15:30-15:50 AGGREGATES - TESTING FOR HARMFUL ALTERATION
Th. Hólmgeirsdóttir, University of Iceland and ERGO Engineering Geology Ltd and S. Steinthórsson, University of Iceland

15:50-16:10 REHABILITATING GRAVEL EXTRACTION SITES: THE FUNCTION OF INITIAL ORGANIC TOPSOIL LAYER
P. Niskanen, Tampere University of Technology, Finland and J. Rintala, Finnish Environment Institute

16:10-16:30 REPEATED LOAD TRIAXIAL TESTING FOR QUALITY ASSESSMENT OF UNBOUND GRANULAR BASE COURSE MATERIALS
B. Magnúsdóttir and S. Erlingsson, Engineering Research Institute, University of Iceland, Iceland.

16:30-16:50 EFFECT OF MICA ON DEFORMATION PROPERTIES OF UNBOUND AGGREGATES - RESULTS FROM TRIAXIAL TESTS
M. Arm, Swedish Geotechnical Institute, Sweden

19:00-23:00 CONFERENCE DINNER AT VIDEY ISLAND

Friday - September 13
08:30-09:00 GUEST SPEAKER: EUROPEAN STANDARDS FOR AGGREGATES: THE WORK OF CEN TC 154
P. Nixon, Building Research Establishment, Watford, UK

09:00-09:20 FREEZE/THAW TEST WITH 1 % NaCl
P. Pétursson, Icelandic Building Research Institute

09:20-09:40 TECHNICAL REQUIREMENTS FOR RAILWAY BALLAST IN FINLAND
P. Kuula-Väisänen, Tampere University of Technology, Finland and T.-M. Kaivola, Tampere University of Technology, Finland

09:40-10:00 TECHNIQUE AND ECONOMIC POSSIBILITIES OF THE REUSE OF QUARRY WASTES AS CRUSHED STONES IN A WIDE MINING BASIN IN THE ALPS: AN APPLICATION OF THE ENVIRONMENTALLY ADJUSTED COST BENEFIT ANALYSIS
M. Bottero, DIGET-Polytechnic of Turin, Italy, F. Burdisso, Mondovì - CN, Italy, G.A. Dino, DIGET-Polytechnic of Turin, Italy, M. Fornaro, Department of earth sciences -University of Turin, Italy, and G. Mondini, DIGET-Polytechnic of Turin, Italy

10:00-10:20 TESTING AND CONFORMITY ASSESSMENT OF CONSTRUCTION AGGREGATES USING THE PM TECHMODEL SOFTWARE
Th. Helgason, Petromodel Ltd., Iceland and S. Fuxén, Petromodel Ltd, Iceland

10:50-11:10 MINERALOGY, TEXTURE AND MECHANICAL PROPERTIES OF ANTI-SKID AND ASPHALT AGGREGATES CONTRIBUTING TO URBAN DUST
M. Räisänen, University of Helsinki, Finland , K. Kupiainen, University of Helsinki/ Nordic Envicon Oy, Finland and H. Tervahattu, University of Helsinki/Nordic Envicon Oy, Finland

11:10-11:30 THE INFLUENCE OF FOLIATION ON THE FRAGILITY OF GRANITIC ROCKS, ASSESSED WITH IMAGE ANALYSIS AND QUANTITATIVE MICROSCOPY
U. Åkesson, Göteborg University, Sweden, J. Stigh, Göteborg University, Sweden, J.E. Lindqvist, SP - Swedish National Testing and Research Institute, Sweden and M. Göransson, SGU - Geological Survey of Sweden

11:30-11:50 MODELING GRAVEL ROAD DETERIORATION
A. Valkonen, Tampere University of Technology, Finland

11:50-12:10 HIGH NATURAL HEAVY METAL CONCENTRATIONS OF SAND AND GRAVEL AGGREGATES IN JOENSUU REGION IN EASTERN FINLAND
O. Breilin, Geological Survey of Finland, Espoo, J. Hyvärinen, Geological Survey of Finland, Kuopio and J. Pihlaja, Geological Survey of Finland, Rovaniemi

12:10-12:30 TBM TUNNEL SPOIL FOR RCC DAMS AND MORE INFORMATIVE GEOLOGICAL MAPS
Birgir Jónsson, Dept. of Civil and Environmental Engineering, University of Iceland