Preprints
Filtering by Subject: Civil Engineering
A Simple Method for Designing Infiltration Low Impact Development Techniques Considering Effects of Urbanization and Climate Change
Published: 2024-10-12
Subjects: Civil Engineering, Environmental Engineering, Hydraulic Engineering
Infiltration low-impact development (LID) techniques allow the slow infiltration of surface water, reducing peak volumes and flows. Their design consists of specifying the surface area and a maximum ponding depth to guarantee the minimum volume required to combat the effect of excessive urbanization. Arbitrary specifications of the design height (i.e., the maximum ponding depth) of these LIDs can [...]
Challenges and Opportunities of Data Driven Advance Classification of Hard Rock TBMs
Published: 2024-09-21
Subjects: Applied Statistics, Civil and Environmental Engineering, Civil Engineering, Earth Sciences, Geology, Geotechnical Engineering
Tunnel Boring Machines (TBMs) have revolutionized tunneling industry and are currently the dominant method of tunneling in all ground types including soil and rock. Traditional approaches to TBM advance classification, however, rely heavily on subjective assessments by onsite personnel, which are often hampered by limited access to the excavation face and discontinuous observation intervals. [...]
How much is enough? Uncertainty aware sample mass determination of coarse-grained soils for particle size analyses
Published: 2024-08-23
Subjects: Applied Statistics, Civil and Environmental Engineering, Civil Engineering, Earth Sciences, Engineering, Environmental Engineering, Environmental Monitoring, Geology, Geomorphology, Geotechnical Engineering, Hydraulic Engineering, Hydrology, Other Civil and Environmental Engineering, Other Earth Sciences, Probability, Sedimentology, Soil Science, Statistical Models, Statistics and Probability, Stratigraphy
Determining particle size distributions (PSD) of soils is a basic first step in many geotechnical analyses and guidance is given in different national standards. For ambiguous reasons, the recommended required minimum sample mass (m_min) for the PSD-analyses of soils with a main component of gravel or greater is always based on equations including the soil's maximum grain diameter (D_max). We [...]
Integrating Conversational AI Agents for Enhanced Water Quality Analytics: Development of a Novel Data Expert System
Published: 2024-06-01
Subjects: Artificial Intelligence and Robotics, Civil Engineering, Databases and Information Systems, Environmental Engineering, Hydrology, Software Engineering
Despite advancements in environmental monitoring, the gap between data collection and user-friendly data interpretation remains a significant challenge, especially in the domain of water quality management. This paper introduces the Artificial Intelligence Data Expert (AI-DE), a novel data analytics system that is designed to facilitate on-demand analysis of time-series sensor data related to [...]
Technological Trends in The Field of Hydrology and Environmental Sciences: A Bibliometric Analysis
Published: 2024-05-31
Subjects: Civil Engineering, Computational Engineering, Education, Engineering, Environmental Engineering
The rapid advancement and widespread adoption of technology, particularly in web applications and artificial intelligence, have significantly impacted various sectors, including industry, social media, government, and research. This surge in technological utilization has played a pivotal role in the evolution of hydrogeological and environmental sciences, empowering researchers to harness [...]
Geo-WC: Custom Web Components for Earth Science Organizations and Agencies
Published: 2024-04-16
Subjects: Civil and Environmental Engineering, Civil Engineering, Computer Engineering, Engineering Education, Hydraulic Engineering
The development of web technologies and their integration into various fields has allowed a new era in data-driven decision-making and public information accessibility, especially through their adoption of monitoring and quantification environmental data resources provided by governmental institutions. While the use of web technologies has given way to the creation of democratized applications, [...]
Improving Urban Climate Adaptation Modelling in the Community Earth System Model (CESM) Through Transient Urban Surface Albedo Representation
Published: 2024-04-03
Subjects: Atmospheric Sciences, Civil Engineering, Climate, Computational Engineering, Environmental Engineering, Environmental Sciences
Increasing the albedo of urban surfaces, through strategies like white roof installations, has emerged as a promising approach for urban climate adaptation. Yet, modelling these strategies on a large scale is limited by the use of static urban surface albedo representations in the Earth system models. In this study, we developed a new transient urban surface albedo scheme in the Community Earth [...]
The numerical evaluation of the effect of Geotextile sample size on the behavior of reinforced cohesive soil
Published: 2024-01-20
Subjects: Civil and Environmental Engineering, Civil Engineering, Engineering, Geotechnical Engineering
The effect of sample size is a phenomenon that involves the dependence of resistance on the size of the tested sample, where smaller samples exhibit higher resistance compared to larger ones. Due to the importance and sensitivity of determining the resistances of laboratory samples for use in design, codes, and standards, efforts are made to minimize the effects of sample size. This issue holds [...]
Advancing Regional Flood Mapping in a Changing Climate: A HAND-Based Approach for New Jersey with Innovations in Catchment Analysis
Published: 2023-11-03
Subjects: Civil Engineering, Environmental Engineering, Hydraulic Engineering, Hydrology
Regional flood mapping poses computational and spatial heterogeneity challenges, exacerbated by climate change-induced uncertainties. This study focuses on creating a state-wide flood mapping solution with enhanced accuracy and computational speed to support regional flooding hazard analysis and the assessment of climate change, using New Jersey as a case study. The Height Above Nearest Drainage [...]
Data for Critical Infrastructure Network Modelling of Natural Hazard Impacts: Needs and Influence on Model Characteristics
Published: 2023-11-03
Subjects: Civil Engineering, Environmental Engineering, Environmental Sciences, Risk Analysis
Natural hazards impact the interdependent infrastructure networks that keep modern society functional. While a variety of critical infrastructure network (CIN) modelling approaches are available to represent CI networks on different scales and analyse the impacts of natural hazards, a recurring challenge for all modelling approaches is the availability and accessibility of sufficiently [...]
Yield strength determination based on dissipative energetic transition
Published: 2023-08-30
Subjects: Applied Mechanics, Civil Engineering, Earth Sciences
Mechanical yield strength is one of the most crucial mechanical properties to consider to remain operating in safe elastic regimes. Despite its importance, it remains ambiguous to measure as different disciplines acknowledge different definitions. Most common examples include the deviation from linear elasticity or the peak stress. This difference has significant consequences for the modelling of [...]
GroMoPo: A Groundwater Model Portal for Findable, Accessible, Interoperable, and Reusable (FAIR) modeling
Published: 2023-07-26
Subjects: Civil Engineering, Hydrology, Water Resource Management
N/A (no abstract)
Mapping Permafrost Variability and Degradation Using Seismic Surface Waves, Electrical Resistivity, and Temperature Sensing: A Case Study in Arctic Alaska
Published: 2023-07-19
Subjects: Civil Engineering, Geophysics and Seismology, Geotechnical Engineering, Hydrology
Subsurface processes significantly influence surface dynamics in permafrost regions, necessitating utilizing diverse geophysical methods to reliably constrain permafrost characteristics. This research uses multiple geophysical techniques to explore the spatial variability of permafrost in undisturbed tundra and its degradation in disturbed tundra in Utqiaġvik, Alaska. Here, we integrate multiple [...]
Integrating Climate Risk into Long-Term Energy Planning: A Critical Review
Published: 2023-07-15
Subjects: Civil Engineering, Earth Sciences, Power and Energy, Risk Analysis
Electricity systems face substantial and growing climate risks which are escalating due to electrification, renewable energy intermittency, population changes, and the intensifying impacts of climate change such as extreme temperatures and weather-induced infrastructure damage. This critical review investigates climate risks to the electricity sector and scrutinizes the methodologies used to [...]
Flood sequence mapping with multimodal remote sensing under the influence of dense vegetation
Published: 2023-06-13
Subjects: Civil and Environmental Engineering, Civil Engineering, Hydraulic Engineering
Remote sensing (RS) imagery is becoming increasingly popular in surface water extent extraction thanks to the increasing availability of RS data and advancements in image processing algorithms, software, and hardware. Many studies proved that RS imagery can work independently or along with other approaches to identify flood extent. However, due to the insufficiency in the number of images from [...]