Results 61 to 70 of about 39,671 (311)

Longitudinal Joint Specifications and Performance

open access: yes, 2012
Deterioration of longitudinal joints is widely recognized as one of the major factors contributing to failure of asphalt pavements. Finding ways to improve the durability of longitudinal joints will lead to improved service lives and lower life cycle ...
Olek, Jan   +2 more
core   +1 more source

A Comparative Study of Laser Doppler Vibrometers for Vibration Measurements on Pavement Materials

open access: yesInfrastructures, 2018
A laser Doppler vibrometer (LDV) is a noncontact optical measurement device to measure the vibration velocities of particular points on the surface of an object. Even though LDV has become more popular in road engineering in recent years, their signal-to-
Navid Hasheminejad   +4 more
doaj   +1 more source

Planar Solid‐State Nanopores Toward Scalable Nanofluidic Integration Based on CMOS Technology

open access: yesAdvanced Engineering Materials, EarlyView.
We present a scalable silicon‐based fabrication strategy for planar solid‐state nanopores to enable their integration with complex nanofluidic systems. Prototype devices demonstrate normal voltage‐current characteristics, good noise performance, and appreciable streaming currents. Our CMOS‐compatible fabrication process offers precise geometric control
Ngan Hoang Pham   +7 more
wiley   +1 more source

Rehabilitation of Concrete Pavements Utilizing Rebblization and Crack and Seat Methods:TR-473 , June 2005

open access: yes, 2005
Deterioration in portland cement concrete (PCC) pavements can occur due to distresses caused by a combination of traffic loads and weather conditions. Hot mix asphalt (HMA) overlay is the most commonly used rehabilitation technique for such deteriorated ...

core  

Performance Study on Laterite Road Base Stabilised with Emulsions Incorporating Biochar

open access: yesBuildings
This study explores the utilisation of biochar as an innovative and sustainable additive to emulsions for stabilising laterite road base material in pavements, with the environmental benefit of sequestering atmospheric carbon and stable form storing.
Andrew Chilufya   +3 more
doaj   +1 more source

Implementation of Fuzzy PID Controller in Cascade with Anti-Windup to Real-Scale Test Equipment for Pavements

open access: yesEngineering Transactions, 2020
In the industry and academia, large-scale equipment has been developed, which requires control systems that provide safety and efficiency with the lowest possible energy consumption.
Oscar Javier REYES-ORTIZ   +2 more
doaj   +1 more source

Prediction of Surface Topography Parameters in Direct Laser Interference Patterning of Stainless Steel Using Infrared Monitoring and Convolutional Neural Networks

open access: yesAdvanced Engineering Materials, EarlyView.
This study presents an infrared monitoring approach for direct laser interference patterning (DLIP) combined with a convolutional neural network (CNN). Thermal emission data captured during structuring are used to predict surface topography parameters.
Lukas Olawsky   +5 more
wiley   +1 more source

100 Years of Concrete Pavements in Iowa Final Report, March 2009

open access: yes, 2009
Portland cement concrete (PCC) pavements have given excellent service history for Iowa. The first concrete pavement was placed in Le Mars in 1904 and was in service until 1968. The Eddyville Cemetery Road placed in 1909 is still in service today.

core  

EVALUATION OF TIRE RUBBER DISPOSAL IN CONCRETE FOR PAVEMENTS

open access: yesJournal of Urban and Environmental Engineering, 2009
The production of waste by the tire industry has been a growing problem, indicating the need for its reuse. More than thirty million tires are discharged per year in Brazil, where regulation for the environment states that for each four new tires, five ...
Rosa Cristina Cecche Lintz   +1 more
doaj   +1 more source

Characterization model of asphalt mixtures using digital image processing

open access: yesVisión Electrónica, 2023
The construction of roads and highways are the central axis for the development of cultural, economic, and social growth of a country. There are different types of structural materials used for the construction of these roads, among which the use of ...
Juan S. Useche-Castelblanco   +2 more
doaj  

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