Skip to main content

Research Repository

Advanced Search

All Outputs (38)

The influence of road marking, shape of central island, and truck apron on total and truck accidents at roundabouts (2017)
Book Chapter
Kamla, J., Parry, T., & Dawson, A. (2017). The influence of road marking, shape of central island, and truck apron on total and truck accidents at roundabouts. In Transport infrastructure and systems: Proceedings of the AIIT International Congress on Transport Infrastructure and Systems (Rome, Italy, 10-12 April 2017) (509-514). CRC Press. https://doi.org/10.1201/9781315281896-66

© 2017 Taylor & Francis Group, London. For in-service roundabouts where traffic volume has changed since design, road marking is an important factor affecting the safety and capacity of roundabouts. The principal aim of this study is to investigate... Read More about The influence of road marking, shape of central island, and truck apron on total and truck accidents at roundabouts.

A systematic assessment of road pavement sustainability through a review of rating tools (2016)
Journal Article
Bryce, J., Brodie, S., Parry, T., & Lo Presti, D. (2017). A systematic assessment of road pavement sustainability through a review of rating tools. Resources, Conservation and Recycling, 120, https://doi.org/10.1016/j.resconrec.2016.11.002

Pavements are engineered systems present in every modern society, and they have significant environmental, economic and social impacts. In an effort to promote more sustainable decisions regarding pavement design, construction and management, several... Read More about A systematic assessment of road pavement sustainability through a review of rating tools.

Rolling resistance contribution to a road pavement life cycle carbon footprint analysis (2016)
Journal Article
Trupia, L., Parry, T., Neves, L. C., & Lo Presti, D. (2017). Rolling resistance contribution to a road pavement life cycle carbon footprint analysis. International Journal of Life Cycle Assessment, 22(6), 972-985. https://doi.org/10.1007/s11367-016-1203-9

Purpose: Although the impact of road pavement surface condition on rolling resistance has been included in the life cycle assessment (LCA) framework of several studies in the last years, there is still a high level of uncertainty concerning the metho... Read More about Rolling resistance contribution to a road pavement life cycle carbon footprint analysis.

Internalising externalities for a sustainable rail asset base (2016)
Journal Article
Langdon, M., RODRIGUES, L., Gillott, M., & Parry, T. (2016). Internalising externalities for a sustainable rail asset base. 00 Journal not listed, 3(3), 97-105. https://doi.org/10.1680/jinam.14.00026

Although the concept of sustainability and sustainable development has tended to be mostly associated with the management of natural resources and the consequent environmental impact, the most accepted definition draws together its social, economic a... Read More about Internalising externalities for a sustainable rail asset base.

The case for internalising externalities in a sustainable rail asset base (2016)
Journal Article
Langdon, M., Gillott, M. C., Rodrigues, L. T., & Parry, T. (2016). The case for internalising externalities in a sustainable rail asset base. Infrastructure Asset Management, 3(3), https://doi.org/10.1680/jinam.14.00026

Although the concept of sustainability and Sustainable development has tended to be mostly associated with the management of natural resources and the consequent environmental impact, the most accepted definition draws together its social, economic a... Read More about The case for internalising externalities in a sustainable rail asset base.

Examining the effects of contributory factors on curing process of cold bitumen emulsion mixtures (2016)
Conference Proceeding
Nassar, A. I., Thom, N., & Parry, T. (2016). Examining the effects of contributory factors on curing process of cold bitumen emulsion mixtures. In Functional pavement design: proceedings of the 4th Chinese-European Workshop on Functional Pavement Design (4th CEW 2016, Delft, The Netherlands, 29 June - 1 July 2016)

Curing of Cold Bitumen Emulsion Mixtures (CBEMs) is influenced by different factors such as curing temperature, curing time, humidity and presence of cement. In this study, the influence of these contributory factors on CBEMs has been evaluated in te... Read More about Examining the effects of contributory factors on curing process of cold bitumen emulsion mixtures.

Immediate effects of some corrective maintenance interventions on flexible pavements (2016)
Journal Article
Qiao, Y., Dawson, A., Parry, T., & Flintsch, G. W. (2018). Immediate effects of some corrective maintenance interventions on flexible pavements. International Journal of Pavement Engineering, 19(6), 502-508. https://doi.org/10.1080/10298436.2016.1176164

Different maintenance interventions have different ability to address distresses on flexible pavements. Understanding the maintenance effects can benefit pavement maintenance decision-making. In this study, the immediate maintenance effects on roughn... Read More about Immediate effects of some corrective maintenance interventions on flexible pavements.

Characterisation of high-performance cold bitumen emulsion mixtures for surface courses (2016)
Journal Article
Nassar, A. I., Mohammed, M. K., Thom, N., & Parry, T. (in press). Characterisation of high-performance cold bitumen emulsion mixtures for surface courses. International Journal of Pavement Engineering, https://doi.org/10.1080/10298436.2016.1176165

Cold bitumen emulsion mixture (CBEM) is not yet widely used as a surface course around the world. In this study, 0/14-mm-size dense-graded surface course CBEMs have been investigated. The mechanical performance was evaluated in terms of stiffness mod... Read More about Characterisation of high-performance cold bitumen emulsion mixtures for surface courses.

Mechanical, durability and microstructure properties of cold asphalt emulsion mixtures with different types of filler (2016)
Journal Article
Nassar, A. I., Mohammed, M. K., Thom, N., & Parry, T. (2016). Mechanical, durability and microstructure properties of cold asphalt emulsion mixtures with different types of filler. Construction and Building Materials, 114, https://doi.org/10.1016/j.conbuildmat.2016.03.112

The primary aim of this study is to investigate the enhancement of Cold Asphalt Emulsion Mixtures (CAEMs) using binary and ternary blended fillers (BBF and TBF), including an in-depth assessment of the microstructure. Ordinary Portland cement (OPC),... Read More about Mechanical, durability and microstructure properties of cold asphalt emulsion mixtures with different types of filler.

Chemical pavement modifications to reduce ice adhesion (2016)
Journal Article
Wright, M., Parry, T., & Airey, G. (in press). Chemical pavement modifications to reduce ice adhesion. Proceedings of the ICE - Transport, 169(2), https://doi.org/10.1680/jtran.14.00053

The formation of ice and snow on road pavement surfaces is a recurring problem, creating hazardous driving conditions, restricting public mobility as well as having adverse economic effects. It would be desirable to develop new and improved ways of m... Read More about Chemical pavement modifications to reduce ice adhesion.

Roundabout accident prediction model: random-parameter negative binomial approach (2016)
Journal Article
Kamla, J., Parry, T., & Dawson, A. (2016). Roundabout accident prediction model: random-parameter negative binomial approach. Transportation Research Record, 2585(1), 11-19. https://doi.org/10.3141/2585-02

Roundabouts have been used widely on all road classes in the United Kingdom because they are considered safer than other types of intersections in general. The objective of this study was to examine geometric and traffic characteristics and their inf... Read More about Roundabout accident prediction model: random-parameter negative binomial approach.

Optimizing the mix design of cold bitumen emulsion mixtures using response surface methodology (2015)
Journal Article
Nassar, A. I., Thom, N., & Parry, T. (2016). Optimizing the mix design of cold bitumen emulsion mixtures using response surface methodology. Construction and Building Materials, 104, https://doi.org/10.1016/j.conbuildmat.2015.12.073

Cold mix asphalt (CMA) has been increasingly recognized as an important alternative worldwide. One of the common types of CMA is cold bitumen emulsion mixture (CBEM). In the present study, the optimization of CBEM has been investigated, to determine... Read More about Optimizing the mix design of cold bitumen emulsion mixtures using response surface methodology.

Evaluating the effects of climate change on road maintenance intervention strategies and Life-Cycle Costs (2015)
Journal Article
Qiao, Y., Dawson, A., Parry, T., & Flintsch, G. W. (2015). Evaluating the effects of climate change on road maintenance intervention strategies and Life-Cycle Costs. Transportation Research Part D: Transport and Environment, 41, https://doi.org/10.1016/j.trd.2015.09.019

Climate change has the potential to impact long-term road pavement performance. Consequently, to maintain pavements within the same ranges of serviceability as before, current pavement maintenance strategies need to be re assessed and, if necessary,... Read More about Evaluating the effects of climate change on road maintenance intervention strategies and Life-Cycle Costs.

Meta-analytic framework for efficiently identifying progression groups in highway condition analysis (2015)
Journal Article
Prince, R., Byrne, M., & Parry, T. (2016). Meta-analytic framework for efficiently identifying progression groups in highway condition analysis. Journal of Computing in Civil Engineering, 30(3), https://doi.org/10.1061/%28ASCE%29CP.1943-5487.0000518

The minimum message length two-dimensional segmenter (MML2DS) criterion is a powerful technique for road condition data analysis developed at the Nottingham Transportation Engineering Centre (NTEC), University of Nottingham. The criterion analyses co... Read More about Meta-analytic framework for efficiently identifying progression groups in highway condition analysis.

Traffic modelling in system boundary expansion of road pavement life cycle assessment (2015)
Journal Article
Galatioto, F., Huang, Y., Parry, T., Bird, R., & Bell, M. (2015). Traffic modelling in system boundary expansion of road pavement life cycle assessment. Transportation Research Part D: Transport and Environment, 36, https://doi.org/10.1016/j.trd.2015.02.007

This paper uses a case study of a UK inter-urban road, to explore the impact of extending the system boundary of road pavement life cycle assessment (LCA) to include increased traffic emissions due to delays during maintenance. Some previous studies... Read More about Traffic modelling in system boundary expansion of road pavement life cycle assessment.

Identifying road defect information from smartphones (2013)
Journal Article
Byrne, M., Parry, T., Isola, R., & Dawson, A. (2013). Identifying road defect information from smartphones. Road and Transport Research Journal, 22(1), 39-50

Defect repair, for example potholes, is one of the most common and expensive tasks of road maintenance. One of the difficulties of this form of asset management is in identifying these defects early. Although a defect may take many years to initiate,... Read More about Identifying road defect information from smartphones.

Examining effects of climatic factors on flexible pavement performance and service life (2013)
Journal Article
Qiao, Y., Flintsch, G., Dawson, A., & Parry, T. (2013). Examining effects of climatic factors on flexible pavement performance and service life. Transportation Research Record, 2349(1), 100-107. https://doi.org/10.3141/2349-12

The potential risk of climate change raises interest in how it may affect the deterioration rates of flexible pavements and how pavement service lives would be altered as a consequence. Previous studies demonstrated that temperature is the most influ... Read More about Examining effects of climatic factors on flexible pavement performance and service life.

Investigation the Effect of Pavement Condition Characteristics on Bend Segments Accident Frequency: Application of Fixed and Random Parameters Negative Binomial Models
Conference Proceeding
Ahmed Awad, H., & Parry, T. (2018). Investigation the Effect of Pavement Condition Characteristics on Bend Segments Accident Frequency: Application of Fixed and Random Parameters Negative Binomial Models. In International Conference on Transportation and Development 2018. https://doi.org/10.1061/9780784481554.017