Results 21 to 30 of about 1,015 (204)

An Experimental Study of Granular Material Using Recycled Concrete Waste for Pavement Roadbed Construction

open access: yesBuildings, 2022
Rapid worldwide urbanization and drastic population growth have increased the demand for new road construction, which will cause a substantial amount of natural resources such as aggregates to be consumed.
Hasan Al-Mosawe   +3 more
doaj   +1 more source

Environmental impact on critical responses of lightweight cellular concrete subbase flexible pavements [PDF]

open access: yes, 2023
Previous analytical studies demonstrated that low-density lightweight cellular concrete (LCC) subbase pavements can support up to twenty times more traffic loads than unbound granular subbase pavements while protecting the pavement subgrade from adverse ...
Frank Mi-Way Ni   +7 more
core   +2 more sources

New shakedown criterion and permanent deformation properties of unbound granular materials

open access: yesJournal of Modern Transportation, 2019
Unbound granular material specifications for road pavements in Australia are primarily based on physical material specification rather than mechanical characterisation.
Ali Alnedawi   +2 more
doaj   +1 more source

Determination of permanent deformation of flexible pavements using finite element model

open access: yesGrađevinar, 2022
The unbound granular material used in flexible road pavements exhibits an elastoplastic behaviour under repetitive traffic loads. Permanent deformation occurring on pavement surface under traffic load is one of the main road pavement problems affecting ...
Huseyin Karadag   +3 more
doaj   +1 more source

An Optimization Model for Design of Asphalt Pavements Based on IHAP Code Number 234

open access: yesAdvances in Civil Engineering, 2016
Pavement construction is one of the most costly parts of transportation infrastructures. Incommensurate design and construction of pavements, in addition to the loss of the initial investment, would impose indirect costs to the road users and reduce road
Ali Reza Ghanizadeh
doaj   +1 more source

Comparison of technical and short-term environmental characteristics of weathered and fresh blast furnace slag aggregates for road base applications in South Africa

open access: yesCase Studies in Construction Materials, 2019
This study investigated chemical, physical-mechanical and environmental characteristics of weathered blast furnace slag (WBFS) and freshly produced slag (FBFS) for their potential utilisation as granular road base and subbase aggregates.
C. Kambole   +4 more
doaj   +1 more source

Evaluation of pavement design input parameters of biaxial and triaxial geogrid stabilized flexible pavements overlying soft subgrades

open access: yesCleaner Materials, 2023
Stabilization of flexible pavement layers using geogrids to improve the mechanical response of pavement layers is gaining importance over conventional stabilization techniques due to their low cost and superior performance.
Ramu Baadiga, Umashankar Balunaini
doaj   +1 more source

Jointed Plain Concrete Pavements in Airports: Structural–Economic Evaluation and Proposal for a Catalogue

open access: yesInfrastructures, 2021
Although the design of jointed plain concrete pavements could be solved by commercial software, there is still a need for simple tools to be used in feasibility studies and preliminary cost–benefit analyses. This paper analyzed and verified jointed plain
Paola Di Mascio   +6 more
doaj   +1 more source

Large scale trial evaluation of granular layers reinforced with geocells [PDF]

open access: yesE3S Web of Conferences
Geocells are three-dimensional geosynthetics made up of interconnected cells that confine the granular materials embedded in them. This confinement generates an increase in the rigidity and a decrease in the deformability of the reinforced layer ...
Ibáñez Pérez Maria Carolina   +1 more
doaj   +1 more source

Ground Improvement by Construction and Demolition Waste (CDW) Soil Mixture Replacement

open access: yesBuildings, 2023
In several countries, brick and ceramic tile are the most important construction materials; therefore, associated waste generation is common in construction and demolitions.
Cesar Hidalgo   +4 more
doaj   +1 more source

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