4th International SIIV Congress SIIV 2007 | Advances in Transport Infrastructures and Stakeholders Expectations
Palermo | 12-14 September 2007
SIIV Lectures: Road Safety Evolution, Revolution, Convolution and Resolution: a North American Perspective
prof. Bhagwant N. Persaud | Ryerson University | Toronto, Canada
SESSION A1 – PAVEMENT
Agostinacchio M.la, Ciampa D., Olita S.
THE EVALUATION OF STRESS-STRAIN STATE OF ASPHALT BRIDGE JOINTS FOR HIGH STRUCTURAL DURABILITY
Agostinacchio M., Cuomo G.
ASPHALT CONCRETE PAVEMENT REINFORCEMENT THROUGH THE ADDITION OF MICRO-FIBRES AND STEEL MESHES
Augeri M.G., Colombrita R., Moliteo G.
COMPARISON BETWEEN TWO DIFFERENT VOLUMETRIC METHODS FOR MEASUREMENT OF PAVEMENT SURFACE MACROTEXTURE
Baldo N.
ADVANCED CONSTITUTIVE MODELING OF BITUMINOUS MATERIALS BY ENERGETIC APPROACH: FORMULATION, CALIBRATION AND EXPERIMENTAL EVALUATION
Bańkowski W., Sybilski D.
ENERGETIC METHOD AS AN ALTERNATIVE FOR CONVENTIONAL METHOD IN FATIGUE LIFE ANALYSIS OF BITUMINOUS MIXTURES
Birgisson B., Montepara A., Romeo E., Roque R., Tebaldi G.
THE EFFECT OF SBS ASPHALT MODIFIER ON HOT MIX ASPHALT (HMA) MIXTURE CRACKING RESISTANCE
Bocci M., Virgili A., Grilli A., Pannunzio V.
EXPERIMENTAL ANALYSIS OF THE POTENTIALITIES AND LIMITS OF ASPHALT MIXTURES BY ADDING ZEOLITE
Boscaino G., Celauro B., Celauro C., Amadore A.
EXPERIMENTAL TESTING FOR PHYSICAL AND FUNCTIONAL CHARACTERIZATION OF WEARING COURSES
Bosurgi G., Trifirò F.
PAVEMENT DESIGN AND MAINTENANCE VIA GENETIC ALGORITHMS
Bucchi A., Picariello F, Cocurullo A, Sangiorgi C.
ASSESSMENT OF MECHANICAL TESTS FOR STIFFNESS MODULUS DETERMINATION OF BITUMINOUS MIXTURES
Cafiso S., Di Graziano A.
STRUCTURAL DETERIORATION OF AC PAVEMENTS WITH AND WITHOUT STEEL REINFORCEMENT. IN FIELD EXPERIMENTAL COMPARISON
Cardone F., Cerni G., Colagrande S., Virgili A.
CORRELATION BETWEEN BINDER AND BITUMINOUS MIXTURE FATIGUE BEHAVIOUR
Celauro C., Collop A., Scarpas T.
EXPERIMENTAL CHARACTERIZATION OF ASPHALT FOR AN ELASTO-VISCO-PLASTIC CONSTITUTIVE MODEL
Chowdary V., Thushara V. T., Ahmed Asif K., Murali Krishnan J.
EXPERIMENTAL VERIFICATION OF EVOLUTION OF INTERNAL STRUCTURE OF ASPHALT AND MODIFIED ASPHALT
Colagrande S., Tallini M., Ranalli D., Scozzafava M.
DEGRADATION OF ROAD PAVEMENTS BUILT IN CUTTING SECTIONS EVALUATED WITH GPR
Coni M., Pani S.
FATIGUE ANALYSIS OF FIBER-REINFORCED CEMENT TREATED BASES
Crispino M., Lambrugo S., Venturini L.
A REAL SCALE ANALYSIS OF SURFACE CHARACTERISTICS OF A PHOTOCATALYTIC PAVEMENT
D’Apuzzo M., Nicolosi V
PREDICTING SKID-RESISTANCE PROGRESSION THROUGH MATHEMATICAL MODEL
Dondi G., Bragaglia M., Vignali V.
FLEXIBLE PAVEMENT SIMULATION WITH DISTINCT PARTICLE ELEMENT METHOD
Emery J. J.
PRACTICAL EXPERIENCE WITH EMULSION COLD IN-PLACE RECYCLING AND FOAMED ASPHALT FULL DEPTH RECLAMATION
Emery J. J.
MITIGATION OF ASPHALT PAVEMENT TOP-DOWN CRACKING
Franesqui M. A.
LIFE CYCLE ASSESSMENT FOR MEASURING THE ENVIRONMENTAL EFFECTS OF THE MANUFACTURE AND CONSTRUCTION OF BITUMINOUS MIX PAVING
Freire A. C., Antunes M. L., Dinis de Sousa C
APPLICATION OF MUNICIPAL SOLID WASTE INCINERATION BOTTOM ASH IN ROAD CONSTRUCTION. A CASE STUDY
Giuliani F., Merusi F.
CHARACTERIZATION OF DAMAGE BEHAVIOR IN MODIFIED BINDERS AT HIGH TEMPERATURES. MEASUREMENTS METHODOLOGIES AND RHEOMETRICAL ASPECTS
Giuliani F., Costa A.
AIR PERMEABILITY OF POROUS ASPHALT PAVEMENT
Giunta M., Pisano A.
RELEVANT CONSTITUTIVE CHARACTERISTICS OF ASPHALT CONCRETE MIXTURES: AN EXPERIMENTAL AND ANALYTICAL APPROACH
Grandi F., Vignali V.
TRAFFIC VIBRATION DAMPING: THE INFLUENCE OF PAVEMENT MATERIALS CONSTITUTIVE MODELS
Haider M., Descornet G., Sandberg U., Pratico, F. G.
ROAD TRAFFIC NOISE EMISSION: RECENT DEVELOPMENTS AND FUTURE PROSPECTS
Hassan M. M., Khalid H., Artamendi I., Overfield. G., Robinson. H., Laitinen. J.
DURABILITY AND LEACHING PROPERTIES OF BITUMINOUS MIXTURES CONTAINING INCINERATOR BOTTOM ASH AGGREGATE
Johnson C. M., Bahia H.U., Wen H.
EVALUATION OF STRAIN-CONTROLLED ASPHALT BINDER FATIGUE TESTING IN THE DYNAMIC SHEAR RHEOMETER
Livneh M.
STIFFNESS MEASUREMENTS AND CRITERIA FOR THE CONSTRUCTION OF ROAD FOUNDATIONS
Lo Bianco A., Madonia G.
B.U.L.M. technique for increase of the bearing capacity in the pavement layers subjected to biological treatment
Losa M., Bacci R., Leandri P.
A NEW STEP TOWARDS PERFORMANCE BASED SPECIFICATIONS FOR ASPHALT PAVEMENTS
Marchionna A.,Ossich G.
DEVELOPMENT OF A PREDICTIVE MODEL FOR THE TEMPERATURE DISTRIBUTION IN A FLEXIBLE PAVEMENT BASED ON MEASUREMENTS OF A MONITORED ROAD SECTION
Marradi A., Marvogli M.
FALLING WEIGHT DEFLECTOMETER MEASUREMENTS FOR EVALUATION OF THE BEARING CAPACITY OF GRANULAR UNBOUND LAYERS
Montepara A., Al-Qadi I. L., Tebaldi G., Costa A., Baek J., Rota V.
LOADING RESPONSES COMPARISON BETWEEN LABORATORY TESTING AND NUMERICAL MODELING FOR HOT-MIX ASPHALT SPECIMENS
Montepara, A., Tebaldi, G., Costa, A.
A SURFACE STEEL REINFORCEMENT FOR ASPHALT PAVEMENTS USING 3D FINITE ELEMENT MODEL
Pasetto M., Baldo N.
THE USE OF EAF STEEL SLAG IN BITUMINOUS MIXES FOR FLEXIBLE PAVEMENTS: A NUMERICAL AND EXPERIMENTAL ANALYSIS
Pisciotta M.
THE USE OF PREVALENT MINERAL FRACTION FIBRES IN DRAINING BITUMINOUS MIXTURES SUBJECT TO THERMAL STRESS
Portas S., Pau M
NOVEL EXPERIMENTAL CHARACTERIZATION OF THE TIRE-PAVEMENT SYSTEM
Praticò F. G., Moro A., Ammendola R.
COMPARING DIFFERENT PROCEDURES FOR THE MEASUREMENT OF THE BULK SPECIFIC GRAVITY FOR COMPACTED HMA SAMPLES
Praticò F. G., Moro A., Ammendola R.
JOINTS IN POROUS ASPHALT CONCRETES: DENSITY AND TEXTURE SINGULARITIES
Praticò F. G., Moro A., Ammendola R.
ASPHALT BINDER INFLUENCE ON CHEMICAL RESISTANCE OF HMAS: A THEORETICAL AND EXPERIMENTAL STUDY
Rampini R., Fiori F., Bacchi M.
EVALUATION OF COMPACTION BEHAVIOUR OF HOT MIX ASPHALT BY MEANS OF FINITE ELEMENT MODEL
Ranieri V., D’Auria D.
CLEARED AND GRADED AREA (CGA): CRITICAL ANALYSIS AND PROPOSAL OF A CRITERION FOR GRADING ITS BEARING CAPACITY
Rastelli S., Giuliani F.
SIMPLIFIED APPROACH FOR THE STATISTICAL CHECK OF STONE AGGREGATE SUPPLY BY MEANS OF IMAGE ANALYSIS METHOD
Ressel W., Benner A.
STRUCTURAL AND MONETARY EVALUATION OF FLEXIBLE PAVEMENTS ON THE BASIS OF REMAINING LIFE
Ressel, W., Eisenbach, C.D., Alber, S., Bergk, B., Wurst, F.
ENDURING TRAFFIC NOISE REDUCTION WITH POROUS ASPHALT IMPROVED BY POLYMER TECHNOLOGY
Santagata F.A., Canestrari F., Ferrotti G., Graziani A.
EXPERIMENTAL CHARACTERIZATION OF TRANSPARENT SYNTHETIC BINDER MIXES REINFORCED WITH CELLULOSE FIBRES
Santagata F. A., Canestrari F., Pasquini E.
MECHANICAL CHARACTERIZATION OF ASPHALT RUBBER – WET PROCESS
Sunarjono S., Zoorob S.E., Thom N.H.
INFLUENCE OF FOAMING WATER ON THE FOAMING PROCESS AND RESULTANT ASPHALT MIX STIFFNESS
Torres Vila J. A., Vega Zamanillo A., Calzada Pérez M.A., Llano Flórez J.M.
THE USE OF HYCORE® STEEL MAT FOR ASPHALT PAVEMENT CONSTRUCTION AND MAINTENANCE
Vicari M.
REINFORCEMENT WITH DOUBLE TWIST STEEL WIRE MESH: MODELING AND LABORATORY EXPERIENCES TO EVALUATE THE DESIGN LIFE IMPROVEMENT OF ASPHALT PAVEMENTS
Walubita Lubinda F.
COMPUTATIONAL MODELING OF PERPETUAL PAVEMENTS USING THE MEPDG VERSION 0.910 SOFTWARE
SESSION A2 – MANAGEMENT
Annunziata F., Maltinti F., Melis D.
WORKS FOR THE UPGRADING OF EXISTING ROADS: ASSIGNED FUNCTIONS, CORRESPONDING ROAD TYPES ,GEOMETRIC AND DESIGN CHARACTERISTICS
Astarita V., Gallelli V., Guido G., Vitale A.
MICROSCOPIC TRAFFIC SIMULATION OF NON-CONVENTIONAL ROUNDABOUTS PERFORMANCES: A CASE STUDY
Berloco N., Colonna P.
APPICATION OF GLOBAL LEVEL OF SERVICE AS AN EXPRESSION OF SERVICE RELIABILITY
Bonin G., Cantisani G., Loprencipe G., Sbrolli M.
RIDE QUALITY EVALUATION: 8 D.O.F. VEHICLE MODEL CALIBRATION
Bosurgi G., Trifirò F., Xibilia M. G.
ARTIFICIAL NEURAL NETWORKS FOR PREDICTING ROAD PAVEMENT CONDITIONS
Bruno L., Parla G., Rizzo A.
IMAGE PROCESSING FOR ROAD SIGNS INVENTORY
Cefalo R., Grandi G., Roberti R., Sluga T.
EXTRACTION OF ROAD GEOMETRIC PARAMETERS FROM HIGH RESOLUTION IMAGES VALIDATED BY GEODETIC TECHNIQUES
Chiarello G., Culatti M., Lamberti R., Montella A., Siviero E.
ARCHITECTURAL-QUALITY ASSESSMENT STRATEGIES FOR AN ENVIRONMENTALLY SUSTAINABLE ROAD DESIGN
Colonna P., Gordon C.
MEASURING TOTAL RATHER THAN PARTIAL RETURNS TO HIGHWAY INVESTMENTS: THE USE OF AN ECONOMIC EQUILIBRIUM CONCEPT
Colonna P., Guaragnella C., Ranieri V., Fonzone A.
USE OF RADAR DEVICES IN ROAD TRAFFIC SURVEYS
Cordasco M., Crocco F., Mongelli D., Walter E.
GEOMETRY INFLUENCE ON POLLUTING CONCENTRATIONS NEAR URBAN SIGNALIZED INTERSECTIONS
D’Apuzzo M.
SOME REMARKS ON THE PREDICTION OF ROAD TRAFFIC INDUCED GROUND-BORNE VIBRATIONS
D’Apuzzo; M., Nicolosi; V., Mattarocci; M.
INFLUENCE OF THICKNESS AND INTERFACE CONDITION VARIABILITY ON BACKCALCULATED LAYER MODULI FROM SURFACE DEFLECTION
Dell’Acqua G., Esposito T., Lamberti R., Abate D.
OPERATING SPEED MODEL ON TANGENTS OF TWO-LANE RURAL HIGHWAYS
Di Mascio P., Piccolo I., Cera L.
AUTOMATED DISTRESS EVALUATION
Di Mino G., Di Liberto C.M., Di Noto F., Nigrelli J.
A MULTI-OBJECTIVE APPROACH BASED ON THE GENETIC ALGORITHM TECHNIQUE FOR ROAD PAVEMENT MAINTENANCE
De Riso di Carpinone V., Tocchetti A.
COMPARING RUNWAY CAPACITY BETWEEN TWO ITALIAN AIRPORTS BY AN INNOVATIVE ANALYSIS PROCEDURE
D’Orso A., La Gennusa M., Nicolosi S., Trapani S., Scaccianoce G.
FUNCTIONAL RELATIONSHIPS BETWEEN EMISSION BY CARS AND URBAN POLLUTANT CONCENTRATIONS: A SIMPLIFIED PHENOMENOLOGICAL APPROACH
Federico G., Ferrante P., Lascari G., Sorrentino G., Traverso M.
A SIMPLIFIED METHOD FOR THE ENVIRONMENTAL IMPACT OF URBAN TRANSPORTATION
Festa D.C., Marasco A., Carrabetta Daniela
AN APPLICATION OF DEA ANALISYS TO EVALUTATE THE EFFICIENCY OF THE LAMEZIA AIRPORT PASSENGER TERMINAL
Galatioto F., Bell M.C.
SIMULATION OF ILLEGAL DOUBLE PARKING:QUANTIFYING THE TRAFFIC AND POLLUTANT IMPACTS
Korkiala-Tanttu L.
EIMI – A METHOD TO EVALUATE ENVIRONMENTAL IMPACTS OF INFRASTRUCTURE
Maltinti F.
NUMERICAL ANALYSIS TO DEFINE THE OPTIMUM INCLINATION OF EMBANKMENT SLOPES
Maltinti F., Annunziata F., Melis D.
METHODOLOGICAL PROPOSAL FOR ROAD NETWORK FUNCTIONAL UPGRADING
Melis D., Maltinti F.
METHODOLOGY TO ASSESS VULNERABILITY OF ROADS UNDER HYDROGEOLOGICAL EVENTS
Mendoza J.F., Rascon O.A., Tellez R., Flores M.A.
RESEARCH FOR AN ENVIRONMENTAL INDEX OF NOISE, BASED ON ITS EVOLUTION 2000-2005, ON FEDERAL HIGHWAYS AT QUERETARO STATE IN MÉXICO
Nikolov V., Dimitrova Al., Kostov K., Ivanov R.
THE BULGARIAN EXPERIANCE IN USING SLAG IN ROAD CONSTRUCTION
Pasetto M., Bortolini G., Salemi G., Achilli V., Boatto G.
ANALYSIS ON THE DETERIORATION OF ROAD PAVEMENTS THROUGH LASER SCANNING TECHNOLOGY
Pasetto M., Manganaro A.
TRANSVERSAL STABILITY AND VARIABILITY OF URBAN ROAD PROFILES
Psarianos B., Stamatiadis N., Palaskas S.
ATTITUDES OF GREEK DRIVERS TOWARDS POSTED SPEED LIMITS
Ressel W., Tejkl K.
NON-MONETARY LIFE-CYCLE ANALYSIS OF ROAD PAVEMENTS
Sciammarella, J. C.
OPERATIONAL AND ENGINEERING EMERGENCIES MANAGEMENT ON FEDERAL ROAD BR-277/PR, SECTION CURITIBA-PARANAGUÁ (BRAZIL)
Sciammarella, J. C.
GEOTECHNICAL ACCIDENT AT KM 87 OF FEDERAL ROAD BR-116/RJ – TERESOPÓLIS- BRAZIL – CAUSES ANALYSIS AND RECONSTRUCTION SOLUTIONS
Siviero E., Culatti M.
ROAD INFRASTRUCTURES: SITES, ARCHITECTURES, LANDSCAPES
Stamatiadis N., Gong H.
ANALYSIS OF INCONSISTENCIES RELATED TO DESIGN SPEED, OPERATING SPEED AND POSTED SPEED LIMIT
Vaiana R., Capiluppi G.F., Gallelli V.
ROUNDABOUT INTERSECTIONS: ANALYSIS FOR SCENARIOS BY MICRO-SIMULATION
SESSION A3 – SAFETY
Agostinacchio M., Cuomo G., Diomedi M.
USE OF CARSIM® FOR THE ASSESSMENT OF THE INFLUENCE OF CHANGE OF SPEED AND VISIBILITY ON ROAD SAFETY
Boscaino G., Galuppo G., Rinoldo C.
ANALYSIS OF THE EFFECTS OF SPEED BUMPS ON VEHICLE VERTICAL PATH
Bosurgi G., D’Andrea A.,Pellegrino O.
EVALUATION OF EXISTING ROADS BASED ON DRIVERS’ BEHAVIOUR
Buonsanti M., Leonardi G., Scopelliti F.
THERMAL ANALYSIS OF ROAD TUNNELS
Caliendo C., Guida M., Parisi A.
THE ASSOCIATION OF RAINFALL AND GEOMETRIC CHARACTERISTICS ON TRAFFIC CRASHES
Cafiso S., La Cava G., Montella A.
SAFETY EVALUATION PROCESS FOR TWO-LANE RURAL HIGHWAYS
Canale S., Leonardi S., Pappalardo G.
EXPERIMENTAL VALIDATION OF ACCIDENT PREDICTION MODELS FOR ROUNDABOUTS
Capaldo Francesco Saverio
SPEED ANALYSIS ON URBAN ROADS
Cerezo V., Gothié M.
HOW DESIGNING SAFER ROADS FOR HGV?
Cuomo G.
ASSESSMENT OF THE PEDESTRIAN CROSSING RISK: PROCESSING OF A NUMERICAL MODEL.SAFETY AT LEVEL CROSSINGS
Dessiaume G.
SAFETY AT LEVEL CROSSINGS. EXAMPLE OF A LEVEL CROSSING LOCATED NEAR A ROUNDABOUT. PRESENTATION OF THE TECHNICAL GUIDE
Distefano N., Leonardi S., Buscema D.
PROPOSAL OF A METHODOLOGY FOR AIRPORT PUBLIC SAFETY ZONES POLICY
Dondi G., Simone A., Sangiorgi C.
CHARACTERISATION OF A CRUMB RUBBER MIXTURE FOR ROAD RESTRAINT SYSTEMS
Eboli L., Mazzulla G.
A STRUCTURAL EQUATION MODEL FOR ROAD ACCIDENT ANALYSIS
Halleman B.
SAFER ROAD DESIGN MANAGING THE DRIVER CHALLENGE
Lamberti R., De Luca M
RELATION BETWEEN ACCIDENT RATES AND SPEED VARIATIONS ESTABLISHED BY THE GEOMETRY OF THE ROADS
La Torre F., Domenichini L., Caputo F.J.
A PROCEDURE FOR THE DESIGN OF BRIDGE RAIL ANCHORAGE FOR THE INSTALLATION ON EXISTING STRUCTURES
Leonardi S.
EXPERIMENTAL SURVEY TO TEST TRAFFIC CALMING MEASURES EFFECTIVENESS IN URBAN AREAS
Marchionna A., Perco P.
A PROPOSAL TO UPDATE THE CLOTHOID PARAMETER LIMITING CRITERIA OF THE ITALIAN STANDARD
Pernetti M., Scalera S.
DEVELOPMENT OF VALIDATED FINITE ELEMENT MODEL OF A PASSENGER CAR SUITABLE TO SIMULATE COLLISIONS AGAINST ROAD SAFETY BARRIER
Piras C., Pinna F.
LOCAL TESTS OF THE OPERATING SPEED MODELS FOR CURVES
Piras C., Pinna F.
RELATIONSHIP BETWEEN SIGHT DISTANCE AND OPERATING SPEED ON HORIZONTAL CURVES
Praticò F.G., Leonardi G., Scopelliti F., Giunta M.
ASSESSING ROAD SAFETY LEVELS IN A ROAD NETWORK ON THE BASIS OF UNLOCALISED ACCIDENT DATA
Roberti R.
EVALUATING CONSISTENCY OF TWO-LANE RURAL HIGHWAYS: AN APPROACH FOR LITTLE TWISTY ALIGNMENTS
Scibilia N.
FOOTBRIDGE DESIGN IN VIALE REGIONE SICILIANA IN PALERMO
Simone A., Vignali V., Marinelli M.
INTERSECTIONS DESIGN AND POWERED TWO WHEELERS INTERACTION: EXPERIMENTAL INVESTIGATION OF AN ACCIDENT PREDICTION MODEL
Siviero E., Culatti M.
FOOTBRIDGES AND THE SCOOL OF ARCHITECTURE IN VENICE
Siviero E., Michieletto P., Culatti M., Murciano L.,
Villanova A.
STUDY AND RESEARCH ON TRANSPORT INFRASTRUCTURES. EXPERIENCES AT THE IUAV UNIVERSITY OF VENICE D.C.A. (Department of Architectural Construction) (Section I)
SESSION B – RAILWAYS
Bonin G., Cantisani G., Carbonari M., Loprencipe G., Pancotto A.
RAILWAY TRAFFIC VIBRATIONS: GENERATION AND PROPAGATION – USE OF COMPUTATIONAL MODELS
Bonin G., Cantisani G., Carbonari M., Loprencipe G., Pancotto A.
RAILWAY TRAFFIC VIBRATIONS: GENERATION AND PROPAGATION – THEORETICAL ASPECTS
Bosurgi G., Fisichella G., Pellegrino O.
A METHOD TO ANALYSE THE SIGNAL PASSED AT DANGER (SPAD)
Capra A., Rinelli, S., Spinazzola, G.
MULTIMODAL TRANSPORT AXIS DESIGN. FORECAST MODEL FOR CROSSOVER SOLUTIONS IN ROAD NETWORK RECONNECTION
Di Mino G., Di Liberto C. M.
MODELLING AND EXPERIMENTAL SURVEY ON GROUND BORNE VIBRATION INDUCED BY RAIL TRAFFIC
Di Mino G., Di Liberto C. M.
A MODEL OF DYNAMIC INTERACTION BETWEEN A TRAIN VEHICLE AND A RAIL TRACK
Di Vincenzo G.
TECHNOLOGICAL INNOVATION AND ORGANIZATION OF MAINTENAINCE OF THE RAILWAY INFRASTRUCTURE
Duchon B.
COMPETITION AND RAILWAY SYSTEM
Fortunato E., Pinelo A., Lobo da Costa J., Gonçalves D., Pratas A.
SOME RESULTS OF PERFORMANCE INDICATORS OF A RAILWAY TRACK OBTAINED DURING ITS RENEWAL PROCESS
Mancini M.
TURKEY – ANATOLIAN MOTORWAY RETROFITTING OF VIADUCT 1
Martinelli F., Cara S., Domenichini L.
RAIL TUNNELS RISK ANALYSIS: THE EFFECTS OF INFRASTRUCTURE AND FIRE CHARACTERISTICS
Silvestri F., Aiello V., Socco V., Boiero D., D’Apuzzo M.
EXPERIMENTAL MEASUREMENTS AND NUMERICAL SIMULATIONS OF UNDERGROUND RAILWAY GROUND-BORNE VIBRATIONS
