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View article: Review of the Use of Waste Materials in Rigid Airport Pavements: Opportunities, Benefits and Implementation
Review of the Use of Waste Materials in Rigid Airport Pavements: Opportunities, Benefits and Implementation Open
The aviation industry is under increasing pressure to reduce its environmental impact while maintaining safety and performance standards. One promising area for improvement lies in the use of sustainable materials in airport infrastructure…
View article: Analysis of the Opportunities, Benefits and Risks Associated with the Use of Recycled Materials in Flexible Aircraft Pavements
Analysis of the Opportunities, Benefits and Risks Associated with the Use of Recycled Materials in Flexible Aircraft Pavements Open
International waste policy promotes the reduction and re-use of waste materials, and in some cases, specifically calls for the use of recycled materials in pavements. In countries like Australia, most of the aircraft pavement network is co…
View article: Errors and omissions: Incomplete or incorrect documentation on admission to inpatient rehabilitation
Errors and omissions: Incomplete or incorrect documentation on admission to inpatient rehabilitation Open
Background As patients move from acute to postacute care settings, clinicians rely on complete and accurate documentation. Errors or omissions during transitions in care expose patients to physical harm, may result in lower institutional q…
View article: Analysis of the Effects of Rubber Dosage and Digestion Time on the Mechanical Properties of Low Dosage Crumb-Rubber-Modified Asphalt Concrete Mixtures
Analysis of the Effects of Rubber Dosage and Digestion Time on the Mechanical Properties of Low Dosage Crumb-Rubber-Modified Asphalt Concrete Mixtures Open
Crumb rubber modification of bituminous binders for asphalt concrete mixture production has been shown to provide significant environmental benefits, in terms of reduced embodied carbon, as well as improvement in the mechanical performance…
View article: Review and Improvement of Runway Friction and Aircraft Skid Resistance Regulation, Assessment and Management
Review and Improvement of Runway Friction and Aircraft Skid Resistance Regulation, Assessment and Management Open
Runway skid resistance is crucial for the safety of aircrafts. Despite being internationally regulated, investigation reports published by the Australian Transport Safety Bureau and the US National Transportation Safety Board indicate that…
View article: Development, Verification and Assessment of a Laser Profilometer and Analysis Algorithm for Microtexture Assessment of Runway Surfaces
Development, Verification and Assessment of a Laser Profilometer and Analysis Algorithm for Microtexture Assessment of Runway Surfaces Open
Runway surface friction is critically important to safe aircraft operations and mostly depends on the surface texture, which provides grip in the presence of contamination and directly affects the friction coefficient in general. Microtext…
View article: Critical Review and Potential Improvement of the New International Airport Pavement Strength Rating System
Critical Review and Potential Improvement of the New International Airport Pavement Strength Rating System Open
Most airports rate and publish the strength of their runway pavement using the international system known as Aircraft Classification Number–Pavement Classification Number (ACN–PCN). The ACN–PCN system has been in place since 1981 and inclu…
View article: Principles for Incorporating Recycled Materials into Airport Pavement Construction for More Sustainable Airport Pavements
Principles for Incorporating Recycled Materials into Airport Pavement Construction for More Sustainable Airport Pavements Open
Current international waste policy promotes the reduction and re-use of waste materials, and in some cases, specifically calls for the use of recycled materials in pavements. Consequently, there is a need to understand the performance of r…
View article: Validating a finite element model for rigid aircraft pavement load transfer against full scale testing
Validating a finite element model for rigid aircraft pavement load transfer against full scale testing Open
Rigid aircraft pavements are generally comprised of unreinforced concrete slabs constructed on a bound or granular sub-base layer, over the natural or constructed subgrade or fill. Important to any rigid aircraft pavement design and constr…
View article: Analysis of the Impact of New Generation Narrow-Body Aircraft on Flexible and Rigid Regional Airport Pavements
Analysis of the Impact of New Generation Narrow-Body Aircraft on Flexible and Rigid Regional Airport Pavements Open
Airport pavements have always evolved to keep pace with the demands of new aircraft. As aircraft weights and tyre pressures increase, stronger, new pavements are designed and existing pavements are rehabilitated or upgraded. The narrow-bod…
View article: State of the Art Review of Ageing of Bituminous Binders and Asphalt Mixtures: Ageing Simulation Techniques, Ageing Inhibitors and the Relationship between Simulated Ageing and Field Ageing
State of the Art Review of Ageing of Bituminous Binders and Asphalt Mixtures: Ageing Simulation Techniques, Ageing Inhibitors and the Relationship between Simulated Ageing and Field Ageing Open
Asphalt mixtures age during service in the field, primarily as the result of chemical changes in the bituminous binder phase. The ageing phenomenon changes the properties of the asphalt mixture, including the stiffness modulus, the resista…
View article: An Empirical Analysis of the Perceived Usefulness of Digital Governance Tools among Heterogeneous Swiss Municipalities
An Empirical Analysis of the Perceived Usefulness of Digital Governance Tools among Heterogeneous Swiss Municipalities Open
Digital governance tools have the potential to enable more efficient and less error-prone governance processes. However, the heterogeneity among municipalities might affect their willingness and purposes to use such tools, for which we hav…
View article: Immigration Nation: Aid, Control, and Border Politics in Morocco. By Lorena Gazzotti. Cambridge: Cambridge University Press, 2022. 256p. $110.00 cloth.
Immigration Nation: Aid, Control, and Border Politics in Morocco. By Lorena Gazzotti. Cambridge: Cambridge University Press, 2022. 256p. $110.00 cloth. Open
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View article: Comparing the Effect of Thermal-Oxidation and Photo-Oxidation of Asphalt Mixtures on the Rheological and Chemical Properties of Extracted Bituminous Binder
Comparing the Effect of Thermal-Oxidation and Photo-Oxidation of Asphalt Mixtures on the Rheological and Chemical Properties of Extracted Bituminous Binder Open
The reliable and representative ageing of asphalt samples in the laboratory is critically important to research on asphalt durability, waste material recycling and rejuvenation treatments. However, standard laboratory ageing protocols omit…
View article: A Fresh Look at ECN Traversal in the Wild
A Fresh Look at ECN Traversal in the Wild Open
The Explicit Congestion Notification (ECN) field has taken on new importance due to Low Latency, Low Loss, and Scalable throughput (L4S) technology designed for extremely latency-sensitive applications (such as cloud games and cloud-render…
View article: New Methodology to Characterize the Workability of Asphaltic Concrete Mixtures Based on Kinematic Compaction Energy
New Methodology to Characterize the Workability of Asphaltic Concrete Mixtures Based on Kinematic Compaction Energy Open
The workability of asphalt mixtures influences the logistical processes and workmanship during pavement construction. There are various methods for analyzing the workability of asphaltic concrete mixtures. However, there is a lack of user-…
View article: The Combined Effect of Ultraviolet Irradiation and Temperature on Hot Mix Asphalt Mixture Aging
The Combined Effect of Ultraviolet Irradiation and Temperature on Hot Mix Asphalt Mixture Aging Open
Reliable accelerated simulation of asphalt aging is of significant interest to asphalt researchers and pavement practitioners alike. However, current laboratory aging protocols are either based on binder aging rather than mixture aging or …
View article: Functional and field performance of epoxy asphalt technology – state-of-the-art
Functional and field performance of epoxy asphalt technology – state-of-the-art Open
There is an increasing demand for high strength and more durable materials in the asphalt technology market. In response to the demand, epoxy asphalt mixture (EAM) is one relatively new technology for use as a paving material in flexible p…
View article: Difference between Pavement Thickness Design and Pavement Life Prediction for Rigid Aircraft Pavements
Difference between Pavement Thickness Design and Pavement Life Prediction for Rigid Aircraft Pavements Open
Aircraft pavements are generally designed using deterministic methods and using conservatively selected input parameter values, which combine to result in a low probability of structural failure occurring during the structural design life …
View article: Is a Significant Demographic Left Out of the Equation? An Overview of Possible Inequitable Access to Cybersecurity Educational Programs in the United States
Is a Significant Demographic Left Out of the Equation? An Overview of Possible Inequitable Access to Cybersecurity Educational Programs in the United States Open
Cybersecurity skills shortage has reached widespread proportions. The common consensus in the community is there is a lack of an established pathway early on in K-12 education that would help students gain an interest in Cybersecurity and …
View article: Introducing dynamic asphalt modulus to the design of flexible aircraft pavement structures
Introducing dynamic asphalt modulus to the design of flexible aircraft pavement structures Open
Most modern aircraft pavement thickness design methods are mechanistic-empirical, with the mechanistic element based on layered-elastic analysis of trial pavement structures, which are refined until they are optimised for the subgrade cond…
View article: Comparing asphalt modified with recycled plastic polymers to conventional polymer modified asphalt
Comparing asphalt modified with recycled plastic polymers to conventional polymer modified asphalt Open
As sustainable infrastructure solutions become a focus of societies and governments, the interest in recycling plastic into asphalt mixtures will continue to increase. There are many forms of plastic that can be added to asphalt, but those…
View article: Exploring correlations between the compressive modulus and the flexural modulus of asphalt concrete mixtures
Exploring correlations between the compressive modulus and the flexural modulus of asphalt concrete mixtures Open
Structural performance of the asphalt pavement can be evaluated through the compressive and flexural moduli. Various predictive moduli models have different independent variables as inputs. In this study, two distinct methodologies were us…
View article: The Effect of Waste Plastics on the Ageing Phenomenon of Bituminous Binders and Asphalt Mixtures
The Effect of Waste Plastics on the Ageing Phenomenon of Bituminous Binders and Asphalt Mixtures Open
The push for environmental sustainability in the civil engineering industry has resulted in an increased interest in the use of recycled construction materials, with one example being the use of waste plastic for the modification of bitumi…
View article: Comparing the Cost of Rigid and Flexible Aircraft Pavements Using a Parametric Whole of Life Cost Analysis
Comparing the Cost of Rigid and Flexible Aircraft Pavements Using a Parametric Whole of Life Cost Analysis Open
The construction and maintenance costs, as well as the residual value, were calculated for structurally equivalent rigid and flexible airfield pavements, for a range of typical commercial aircraft, as well as a range for typical subgrade c…
View article: Rheological characteristics of epoxy asphalt binders and engineering properties of epoxy asphalt mixtures – state-of-the-art
Rheological characteristics of epoxy asphalt binders and engineering properties of epoxy asphalt mixtures – state-of-the-art Open
The asphalt industry is aiming to produce high-quality materials and efficient technologies for pavement construction. One such technology that attracts attention is epoxy asphalt. This paper discussed the concepts, theories and engineerin…