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Complementary analyses of concrete characteristics performed on cores taken from concrete pavements [PDF]

open access: yesMATEC Web of Conferences, 2020
The basic assessment of cement concrete pavement condition is performed by a visual inspection, when the surface faults which are macroscopically distinguishable are documented. Detailed data on concrete condition require further tests performed on cores.
Frýbort Aleš   +2 more
doaj   +1 more source

Determination of the type and the length for the transition curves on the directions of high-speed train operation

open access: yesActa Technica Jaurinensis, 2022
In many countries around the world, a cubic parabola is used as transition curves in a simplified form. Today, the properties of many mathematical curves are well studied, which can be used as transition curves.
Mykola Kurhan   +3 more
doaj   +1 more source

Data-Driven Method for Predicting Soil Pressure of Foot Blades within a Large Underwater Caisson

open access: yesGeofluids, 2022
The soil pressure on the bottom surface of the foot blades is an important monitoring point during the sinking process of large underwater caissons. Complex soil-structure interactions occur during the sinking process, making it difficult to accurately ...
Can Huang   +6 more
doaj   +1 more source

Serbia and the Danube area in the light of the new urban agenda [PDF]

open access: yesSpatium, 2017
A new global framework to guide urban development and housing policy in the next twenty years - the New Urban Agenda was adopted at the end of the Habitat III Conference held in Quito, Ecuador.
Živanović-Milić Tijana   +1 more
doaj   +1 more source

Germany’s federal waterways – A linear infrastructure network for nature and transport [PDF]

open access: yesNature Conservation, 2022
Major rivers are unique linear structures because they serve different purposes simultaneously: A habitat and dispersal route for flora and fauna as well as a navigation route, the site for recreational and economic activities and a source for drinking ...
Volker Steege   +4 more
doaj   +3 more sources

Urban transport energy demand model for Riyadh: methodology and a preliminary analysis

open access: yesUrban, Planning and Transport Research, 2022
Saudi Arabia intends to reduce GHG emissions by 278 million tons of CO2eq annually by 2030 through Nationally Determined Contribution (NDC) to UNFCCC. Among many policies, mass transit system and transit-oriented development are being developed with the ...
Abu Toasin Oakil   +5 more
doaj   +1 more source

Unveiling the pandemic's impact on visits to Madrid’s parks: insights from mobile phone data analysis

open access: yesJournal of Maps, 2023
Changes in human mobility due to the COVID-19 pandemic have particularly impacted urban parks, altering their use patterns. The use of Big Data sources enables the quantification and tracking of changes, although few studies delve into their spatial ...
Ruben Talavera-Garcia   +2 more
doaj   +1 more source

Assessing transport policies for tourist mobility based on accessibility indicators

open access: yesEuropean Transport Research Review, 2020
Tourism is a key sector in the national economies, representing a real asset for increasing the competitiveness and the world-wide visibility of a Country.
Pierluigi Coppola   +3 more
doaj   +1 more source

Communication between Autonomous Vehicles and Pedestrians: An Experimental Study Using Virtual Reality

open access: yesSensors, 2023
One of the major challenges of autonomous vehicles (AV) is their interaction with pedestrians. Unofficial interactions such as gestures, eye contact, waving, and flashing lights are very common behavioral patterns for drivers to express their intent to ...
Symbat Zhanguzhinova   +4 more
doaj   +1 more source

Effective lane width analysis for autonomous trucks

open access: yesSN Applied Sciences, 2023
Lateral wander of autonomous truck can be further improved by optimizing the uniform wander. Increase in available lane width for the autonomous trucks can increase the performance efficiency of this mode.
Mohammad Fahad, Richard Nagy
doaj   +1 more source

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