Education

Teaching at NTUA School of Civil Engineering: Traffic Engineering, Road Safety, Traffic Management, Public Transport, Transportation and the Environment.

Supervision of 113 Diploma Theses, 18 PhDs and 9 PostDoctoral Researches. Participation at the supervision (38) and the examination (27) committee of PhDs.

Member of 86 Faculty Member Selection Committees at NTUA and worldwide and of 36 NTUA Academic Bodies and Committees.

Visiting Professor at University of Loughborough, at the Ecole Nationale des Ponts et Chaussées in Paris and at University of Hasselt, Belgium.

Supervision of Diploma Theses (Guidelines )

ad100 Eleni-Konstantina Frantzola , “Spatio-temporal analysis of traffic safety using data from smartphone sensors”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, March 2020.      
ad99 Marios Sekadakis, “Driving behaviour during texting and surfing in rural roads using a driving simulator”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, March 2020.      
ad98 George Priftis, “Investigation of Flying Autonomous Vehicles traveller acceptance in Greece”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, March 2020.      
ad97 Aikaterini Skliami, “Comparative Analysis of Traffic Accident factors per Driver Nationality in the European Union”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, March 2020.      
ad96 Athanasia Boulougari, “Driver choices towards ridesharing”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, March 2020.      
ad95 Nektaria Salem, “Investigation of Messinia drivers attitudes towards road safety”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, November 2019.      
ad94 Areti Thanasko, “Long-term association of road accidents and weather conditions in European cities”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, November 2019.      
ad93 Maria Oikonomou, “The traffic and safety effect of smartphone texting and web surfing during driving in cities using a driving simulator”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, October 2019.      
ad92 Epameinondas Theodorakos, “Modelling Automated Vehicles’ Socio-economic Impact”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, October 2019.      
ad91 Dimitra Typa, “Analysis of pedestrians distracted behaviour talking on mobile phone”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, October 2019.      
ad90 Marilia Ropaka, “Investigation of traffic and safety behaviour of pedestrians texting or web-surfing”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, July 2019.      
ad89 Maria Charalampidi, “Impact of economic, social and transport indicators on serious road injuries in the European Union”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, July 2019.      
ad88 Virginia Petraki, “Combined impact of road and traffic characteristics on driver behavior using data from smartphones”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, March 2019.      
ad87 Eva Michelaraki, “Correlation of driver behaviour and fuel consumption using data from smartphones”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, March 2019.      
ad86 Mikaela Panagiotopoulou, “Self-assessment and Road Behaviour”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, March 2019.      
ad85 Aggeliki Stefatou, “Greek drivers’ attitudes towards aggressive driving”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, March 2019.      
ad84 Ilias Parmaksizoglou, “Spatial analysis of driver safety behavior using data from smartphones”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, March 2019.      
ad83 Valentina Vassili, “Impact of economic, social and transport indicators on road safety during the crisis period in Europe”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, March 2019.      
ad82 Aris Kokkinakis, “Identification of critical driving parameters affecting speeding using data from smartphones“, Diploma Thesis, NTUA, School of Civil Engineering, Athens, March 2019.      
ad81 Orestis Gavalas, “The effect of anger on driver behavior and safety“, Diploma Thesis, NTUA, School of Civil Engineering, Athens, July 2018.      
ad80 Dimitrios Vachaviolos, “Critical driver behaviour and risk factors in Europe“, Diploma Thesis, NTUA, School of Civil Engineering, Athens, July 2018.      
ad79 Dimitrios Giagkou, “Mobility and road safety in European cities“, Diploma Thesis, NTUA, School of Civil Engineering, Athens, July 2018.      
ad78 Dimitrios Nikolaou, “Impact of economic, social and transport indicators on road safety during the crisis period in Europe“, Diploma Thesis, NTUA, School of Civil Engineering, Athens, July 2018.      
ad77 Myrto Damianou, “Relation of the performance of road safety to medical, economic and social indicators to countries in the European Union“, Diploma Thesis, NTUA, School of Civil Engineering, Athens, July 2018.      
ad76 Ypatia Mihou-Archimandritou, “Comparative investigation of road accidents cost in the European Union“, Diploma Thesis, NTUA, School of Civil Engineering, Athens, July 2018.      
ad75 Eleftherios-Marios Kourtis, “Modelling the economic impact of road accidents in Greece”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, July 2018.      
ad74 Emmanouil Konstantinopoulos, “Investigation of Drivers’ Preferences Towards New Innovative Vehicle Insurance Schemes”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, July 2018.      
ad73 Ilias Laios, “Development of an Optimization Model of Resource Allocation for the Management of Urban Transport Buses”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, March 2018.      
ad72 Panagiotis Papalymperis, “Analysis of the impact of autonomous vehicles to travel behaviour”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, March 2018.      
ad71 Armira Kontaxi, “The impact of nighttime driving to driver behavior and safety in cities with the use of driving simulator”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, November 2017.      
ad70 Eleftheria Kyriakouli, “Analysis of the impact of nighttime driving to young drivers’ behavior and safety in rural roads with the use of driving simulator”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, November 2017.      
ad69 Vasileios Bellos, “Investigation of the effect of tourism on road accidents”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, November 2017.      
ad68 Maria Chaireti, “Investigation of the impact of weather conditions to young drivers’ behavior and safety in cities with the use of driving simulator”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, November 2017.      
ad67 Anna-Maria Sourelli, “Analysis of the impact of weather conditions on the behaviour and safety of young drivers on rural roads with the use of driving simulator”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, November 2017.      
ad66 Christos Batsos, “Analysis of the effect of economic recession on road safety in Greece”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, September 2017.      
ad65 Christina Gonidi, “Development of driver speed models based on detailed driving data from smartphone sensors”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, July 2017.      
ad64 Anastasia Argyropoulou, “Modelling mobile phone use impact on driver behaviour through the exploitation of data from smartphone sensors”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, July 2017.      
ad63 Danai Voutsina, “Comparative analysis of young drivers behaviour in normal and simulated conditions in urban environment”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, March 2017.      
ad62 Charalampos Souris, “Investigation of Greek drivers’ acceptance of automated vehicles”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, March 2017.      
ad61 Ioannis Zantiris, “Correlation of road safety performance with social and economic indicators in the European Union”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, November 2016.      
ad60 Natalia Vittoratou, “Investigation of declared and revealed driver behaviour using vehicle diagnostics”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, July 2016.      
ad59 George Vasilakis, “Attitudes of european drivers towards distraction”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, July 2016.      
ad58 Vasiliki Agathangelou, “Correlation of driver characteristics and its safety performance”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, July 2016.      
ad57 Eva Kalpaxidi, “Analysis of aggressive driving characteristics in Greece”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, July 2016.      
ad56 Eirini Niovi Christou, “Development of an optimization model for budget allocation for the upgrade of main Greek Airports”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, July 2016.      
ad55 Eustratios Saplaouras, “Investigation of driver’s behaviour using vehicle diagnostics”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, November 2015.      
ad54 Anastasia Gkouskou, “Investigation of the impact of roadside advertising to driver behaviour and safety in cities with the use of driving simulator”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, July 2015.      
ad53 Louvenia Chomata, “Development of an Integrated Optimization Model for Budget Allocation for the Upgrade of Greek Passenger Ports”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, July 2015.      
ad52 Sotirios Charizopoulos, “Development of an optimisation model for the maintenance resources’ allocation of the Greek ports”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, March 2015.      
ad51 Natalia Vraka, “Feasibility analysis of installing pedestrian bridges in major road axes in Athens”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, March 2015.      
ad50 Olga Reitzopoulou, “Investigation of the effect of vehicle collision type on road accident severity in Greece”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, March 2015.      
ad49 Eleni Ziaka, “The combined effect of economic crisis, traffic and weather conditions on road safety in Athens”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, July 2014.      
ad48 Marianthi Mermygka, “Multilevel comparative road safety analysis in European capital cities”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, May 2014.      
ad47 Marios Nikas, “Comparative analysis of young drivers’ behaviour in normal and simulated conditions in interurban road”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, January 2014.      
ad46 Evita Alevizou, “Critical Factors of motorcycle accidents in Greece”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, January 2014.      
ad45 Dimitra Arvaniti, “Comparative analysis of factors affecting driving under the influence of alcohol of car drivers and motorcyclists”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, January 2014.      
ad44 Eleni Charoniti, “Simulation of alternative scenarios for managing traffic incidents”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, January 2014.      
ad43 Athina Tsolaki, “Analysis of preferences for the use of bicycle sharing system in Athens”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, January 2014, Ecocity award 2015.      
ad42 Eleni Georgiadou, “Investigation of the impact on road safety of increasing the speed limit on motorways”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, January 2014.      
ad41 Christos Katrakazas, “Investigation of factors affecting helmet use among European motorcyclists”, NTUA, School of Civil Engineering, Athens, March 2013.      
ad40 Apostolos Ziakopoulos, “Correlation of traffic characteristics with road accident severity and probability”, NTUA, School of Civil Engineering, Athens, March 2013.      
ad39 Eleftheria Choustoulaki, “Multilevel analysis of road accident characteristics in urban areas in Europe”, NTUA, School of Civil Engineering, Athens, March 2013.      
ad38 Dimitris Spanakis, “Multilevel investigation of road accident characteristics in Greek cities”, NTUA, School of Civil Engineering, Athens, March 2013.      
ad37 Katerina Folla, “Effect of GDP change on road accidents”, NTUA, School of Civil Engineering, Athens, October 2012.      
ad36 Gartzonikas Christos, “Impact of texting on young drivers’ traffic and safety on motorways by the use of a driving simulator”, NTUA, School of Civil Engineering, Athens, July 2012.      
ad35 Christoforou Charalambos, “Simulation of texting impact on young drivers’ behaviour and safety in urban and rural road”, NTUA, School of Civil Engineering, Athens, July 2012.      
ad34 Paraskevi Marinou, “Attitudes of Greek drivers towards mobile phone use while driving”, NTUA, School of Civil Engineering, Athens, July 2012.      
ad33 Konstantinos Kapetanakis, “Macroscopic analysis of road accidents at junctions”, NTUA, School of Civil Engineering, Athens, November 2011.      
ad32 Georgios Pispiringos, “Investigation of road accident severity per vehicle type”, NTUA, School of Civil Engineering, Athens, July 2011.      
ad31 Dimitris Bilionis, “Correlation of road accidents and weather conditions”, NTUA, School of Civil Engineering, Athens, July 2011.      
ad30 Smaragda Kritikou, “Development of macroscopic models for the severity of road accidents with one or more vehicles”, NTUA, School of Civil Engineering, Athens, March 2011.      
ad29 Elena Papathanasiou, Evridiki Postantzi, “The impact of mobile phone use and music on the driver behaviour and safety by the use of a driving simulator”, NTUA, School of Civil Engineering, Athens, March 2011.      
ad28 Charalambos Bairamis, Vassilis Sklias, “Investigation of the impact of the conversation with passenger, eating and smoking on the driver behavior and the probability of being involved in an accident in a mountain road by the use of a driving simulator”, NTUA, School of Civil Engineering, Athens, October 2010.      
ad27 Nikolaos Mitzalis, “Investigation of the impact of road lighting on the frequency and the severity of road accidents”, NTUA, School of Civil Engineering, Athens, July 2010, Ecocity award 2012.      
ad26 Leonidas Roumpas, “Investigation of the impact of mobile phone use to driver behaviour and safety with the use of driving simulator”, NTUA, School of Civil Engineering, Athens, February 2010.      
ad25 Sofia Tourou, “Pedestrian behaviour characteristics at the urban road network”, NTUA, School of Civil Engineering, Athens, July 2009, Ecocity award 2010.      
ad24 Athanassios Theofilatos, “Ιnvestigation of the minimum gap from the vehicle accepted by the pedestrian for urban street mid-block crossing”, NTUA, School of Civil Engineering, Athens, March 2009.      
ad23 Panagiotis Papantoniou, Nikolaos Petrelis “Mobile phone use and traffic characteristics”, NTUA, School of Civil Engineering, Athens, July 2008.      
ad22 Xenia Karekla, Froso Kontodima, “Impact of mobile phone use on vehicle speed”, NTUA, School of Civil Engineering, Athens, March 2008.      
ad21 Anna Tsoumani, “Correlating macroscopic road safety parameters in the European Union”, NTUA, School of Civil Engineering, Athens, November 2006.      
ad20 Marianna Aggelidaki, Manos Vernardos, “Correlation of pedestrian safety impact parameters”, NTUA, School of Civil Engineering, Athens, July 2006.      
ad19 Antonis Chaziris, “Comparative investigation of risk parameters in the Greek motorways”, NTUA, School of Civil Engineering, Athens, October 2005.      
ad18 Apostolia Salata, Emmanouil Androulidakis, “Parameters affecting Greek drivers’ willingness to pay for the avoidance of road accidents”, NTUA, School of Civil Engineering, Athens, October 2004.      
ad17 Anastasia Pnevmatikou, “Time series analysis of basic road safety parameters in selected groups of European Countries”, NTUA, School of Civil Engineering, Athens, July 2004.      
ad16 Konstantinos Makris, “Investigation of pedestrian behavior in crossing an urban road section”, NTUA, School of Civil Engineering, Athens, July 2004.      
ad15 Theodore Nikolopoulos, “Macroscopic correlation of weather conditions and accident risk and severity in the interurban road network of Greece”, NTUA, School of Civil Engineering, Athens, July 2004.      
ad14 Lefteris Sigalas, “Applications of new technologies on road safety and related attitude of Greek drivers”, NTUA, School of Civil Engineering, Athens, October 2003.      
ad13 Mihalis Kamvissis, Seraphim Katsoyannos, “In-depth investigation of Greek and other European drivers’ attitude towards speeding”, NTUA, School of Civil Engineering, Athens, October 2003.      
ad12 Yannis Agapakis, Efie Miyaki, “Macroscopic investigation of enforcement impact on road safety improvements”, NTUA, School of Civil Engineering, Athens, October 2003.      
ad11 Yannis Alefantinos, “Changes of Greek drivers’ behaviour towards the probability of accident involvement”, NTUA, School of Civil Engineering, Athens, October 2003.      
ad10 Panos Evangeliou, “Assessment of motorway creation impact on road safety with the use of before-and-after methodologies”, NTUA, School of Civil Engineering, Athens, March 2003.      
ad9 Marios Domoxoudis, “Combined land use and transport models”, NTUA, School of Civil Engineering, Athens, March 2003.   
ad8 Vassilios Papaefstathiou, “Impact of Akropolis and Fix metro stations – Investigation of parking by the use of urban planning and traffic criteria”, NTUA, School of Civil Engineering, Athens, October 2002.   
ad7 Eleftheria Bournelaki, “Investigation of relative risk impact of median in interurban road network segments”, NTUA, School of Civil Engineering, Athens, October 2002.      
ad6 Xenia Georgopoulou, “Investigation of low cost engineering measures’ impact on road safety in urban areas”, NTUA, School of Civil Engineering, Athens, July 2002.      
ad5 George Kapotsis, “Investigation of relative accident risk by driver age in relation to selected geometrical characteristics by the use of linear regression”, NTUA, School of Civil Engineering, Athens, March 2002.      
ad4 Kallia Aggeloussi, Angeliki Kanellopoulou, “Identification of road accident human cost and driver sensitivity towards accident risk. Use of methods willingness-to-pay and stated preference”, NTUA, School of Civil Engineering, Athens, March 2002.      
ad3 Dimitris Liakopoulos, “Development of a model for the calculation of economic benefits from the reduction in the number of road accidents”, NTUA, School of Civil Engineering, Athens, March 2002.      
ad2 Stamatis Halapas, “Sensitivity analysis of Greek drivers’ stated preference towards enforcement for road safety”, Diploma Thesis, NTUA, School of Civil Engineering, Athens., October 2001.      
ad1 Sakellarakis Y., “Investigation of the impact of summer time change on road safety”, Diploma Thesis, NTUA, School of Civil Engineering, Athens, October 2000.      

Supervision of Diploma Theses under preparation

ad112 Asimina Korentzelou, “Investigation of preferences for environmental traffic charging in Greece”.
ad111 Foteini Bardi, “Microscopic analysis of critical accident risk factors in urban areas using driving simulator”.
ad110 Akrivi Varela, “Microscopic analysis of critical accident risk factors in urban areas using driving simulator”.
ad109 Sofia Akritidou, “Critical factors for the mobile phone use during driving using data from smartphones”.
ad108 Dimosthenis Tzoutzoulis, “Speeding critical factors using data from smartphones”.
ad107 Vasilis Maragoudakis, “Preferences towards e-scooters in Athens”.
ad106 Gregory Christodoulou, “Investigation of the impact of weather and lighting conditions on driver behaviour and safety in rural roads with the use of driving simulator”.
ad105 Giota Spanou, “Weather and lighting conditions impact on driver behaviour and safety in urban roads with the use of driving simulator”.
ad104 Nikos Giannaris, “Analysis of power two wheeler traffic and safety behaviour using smartphone sensors”.
ad103 Nandia Kokkali, “Correlation of declared and revealed driver behaviour using smartphone sensors”.
ad102 Nikos Papadopoulos, “Analysis of transportation indicators in Greek regions”.
ad101 Alexandros Kyratzis, “Investigation of the impact of advertising sings to driver behaviour and safety at the interurban network”.

Supervision of PhD Theses

at16 Eva Mihelaraki, “Road accident risk factors and big data”, PhD Thesis, School of Civil Engineering, National Technical University of Athens.   
at15 Dimitris Nikolaou, “Big data in road safety decision support”, PhD Thesis, School of Civil Engineering, National Technical University of Athens.   
at14 Armira Kontaxi, “Integrated support of driver traffic behaviour and safety by smartphone data”, PhD Thesis, School of Civil Engineering, National Technical University of Athens (March 2019 – ongoing).   
at13 Julia Roussou, “Impact assessment of connected and automated transport systems”, PhD Thesis, School of Civil Engineering, National Technical University of Athens. (April 2019 – ongoing)   
at12 Alexandra Laiou, “Measuring road safety culture”,PhD Thesis, School of Civil Engineering, National Technical University of Athens.   
at11 Katerina Stylianou, “Correlations of traffic and road accidents using big data”, PhD Thesis, School of Civil Engineering, National Technical University of Athens (December 2015 – ongoing).   
at10 Eleni Chalkia , “Impact of route and transport mode choice on road safety”, PhD Thesis, School of Civil Engineering, National Technical University of Athens.   
at9 Foteini Orfanou, “Modelling automated traffic using high resolution data”, PhD Thesis, School of Civil Engineering, National Technical University of Athens (November 2016 – ongoing).   
at8 Katerina Folla, “Advanced macroscopic models for the analysis of international road safety data”, PhD Thesis, School of Civil Engineering, National Technical University of Athens (December 2015 – ongoing).   
at7 Audrey Testaferrata de Noto, “Driver Perception-Reaction Times in Level 3 Automated Vehicles”, PhD Thesis, University of Malta, March 2020.      
at6 Apostolos Ziakopoulos, “High resolution spatio-temporal analysis of road safety and traffic behaviour”, PhD Thesis, School of Civil Engineering, National Technical University of Athens (April 2018 – ongoing).   
at5 Dimitrios Tselentis, “Benchmarking Driving Efficiency using Data Science Techniques applied on Large-Scale Smartphone Data” , PhD Thesis, School of Civil Engineering, National Technical University of Athens, October 2018.      
at4 Dimosthenis Pavlou, “Traffic and safety behaviour of drivers with neurological diseases affecting cognitive functions”, PhD Thesis, School of Civil Engineering, National Technical University of Athens, September 2016.      
at3 Athanasios – Ioannis Theofilatos, “An advanced multi-faceted statistical analysis of accident probability and severity exploiting high resolution traffic and weather data”, PhD Thesis, School of Civil Engineering, National Technical University of Athens, November 2015.      
at2 Panagiotis Papantoniou, “Risk factors, driver behaviour and accident probability. The case of distracted driving.”, PhD Thesis, School of Civil Engineering, National Technical University of Athens, August 2015.      
at1 Eleonora Papadimitriou, “Pedestrian behaviour and safety models in urban road networks”, PhD Thesis, School of Civil Engineering, National Technical University of Athens, February 2010.      

Supervision of PostDoctoral Research

ap7 Pavlou D., “Safe driving behaviour of older drivers with or without cerebral diseases”, Department of Transportation Planning and Engineering, School of Civil Engineering NTUA (August 2017).   
ap6 Papantoniou P., “Multi-level analysis of driver behaviour with emphasis on mobile phone use with data from a a driver simulator experiment”, Department of Transportation Planning and Engineering, School of Civil Engineering NTUA (August 2017).   
ap5 Theofilatos A., “Correlating road accidents with high resolution traffic and weather data”, Department of Transportation Planning and Engineering, School of Civil Engineering NTUA (2016-).   
ap4 Papadimitriou E., “Models of Pedestrian behaviour and Safety”, Department of Transportation Planning and Engineering, School of Civil Engineering NTUA (June 2015).   
ap3 Christoforou Z., “Effects of alcohol among young drivers: a driving simulator study”, Department of Transportation Planning and Engineering, School of Civil Engineering NTUA (2011).   
ap2 Antoniou C., “Development of Flexible Traffic Models that Exploit Emerging Data Collection Technologies Through the Introduction of Machine Learning Concepts”, Department of Transportation Planning and Engineering, School of Civil Engineering NTUA (March 2008).   
ap1 Spyropoulou I., “Incorporation of parameters related to ITS into trafffic simulation models”, Department of Transportation Planning and Engineering, School of Civil Engineering NTUA (March 2007).