Fengxia Chi
YOU?
Author Swipe
View article: Impact of metakaolin to partially replace granulated blast furnace slag on the performance of alkali-activated slag grouting materials and evaluation of grouting effectiveness
Impact of metakaolin to partially replace granulated blast furnace slag on the performance of alkali-activated slag grouting materials and evaluation of grouting effectiveness Open
In recent years, alkali-activated slag materials have garnered widespread attention in the construction field due to their environmental friendliness and excellent mechanical strength. However, optimizing their composition to reduce autoge…
View article: Evaluation of fatigue behavior in asphalt mixtures using bidirectional splitting and indirect tensile testing
Evaluation of fatigue behavior in asphalt mixtures using bidirectional splitting and indirect tensile testing Open
Fatigue damage in asphalt pavements is a critical issue affecting the durability and safety of road infrastructure. Traditional fatigue testing methods, such as the indirect tensile fatigue test, fail to replicate the alternating tension-c…
View article: Preparation and Performance of Mineral Admixture Concrete with Nano-Modified Fly Ash
Preparation and Performance of Mineral Admixture Concrete with Nano-Modified Fly Ash Open
Based on the brief analysis and summary of previous research achievements, this paper put forward a method to improve the durability of medium-low-strength concrete (such as concrete used for bridge substructures). The performance includin…
View article: Research on maintenance equipment and maintenance technology of steel fiber modified asphalt pavement with microwave heating
Research on maintenance equipment and maintenance technology of steel fiber modified asphalt pavement with microwave heating Open
In this article, the 166TYHB road microwave maintenance vehicle was used as the main equipment, aiming at the investigation of the application characteristics of microwave healing technology on asphalt pavement and proving the effective of…
View article: High Temperature Performance Evaluation of High Viscosity Asphalt at Different Aging Degrees Based on Multiple Stress Creep Recovery Test
High Temperature Performance Evaluation of High Viscosity Asphalt at Different Aging Degrees Based on Multiple Stress Creep Recovery Test Open
In order to investigate the effect of high temperature on the performance of three high viscous asphalt in company with various aging degrees (ADs), multiple stress creep recovery (MSCR) test was employed. CRR and irrecoverable compliance …
View article: Water Stability Improvement of Acid Fine Aggregate-Based Asphalt Concrete
Water Stability Improvement of Acid Fine Aggregate-Based Asphalt Concrete Open
In general, acid aggregates are not used in combination with asphalt concrete because of their poor compatibility with the asphalt binder, which typically results in a scarce water stability of the concrete. In the present study, the feasi…
View article: Experimental Research on the Effect of Fiberglass on the Performance of Epoxy Asphalt Concrete
Experimental Research on the Effect of Fiberglass on the Performance of Epoxy Asphalt Concrete Open
Fiberglass prepared from broken waste glass can be used in epoxy asphalt mixtures for performance enhancement and a toughening effect. There is no systematic study on the influence mechanism of the size and the amount of glass fiber on the…
View article: Study on Air-Purifying Performance of Semi-Flexible Asphalt Samples Coated with Titanium Dioxide Using Different Methods
Study on Air-Purifying Performance of Semi-Flexible Asphalt Samples Coated with Titanium Dioxide Using Different Methods Open
Titanium dioxide (TiO2) was recently employed to apply onto road surfaces to degrade the harmful compounds from vehicle emissions. However, it remains a challenging task to find a highly compatible pavement type for TiO2 application to ach…
View article: Effects of Hydrated Lime on High‐Temperature Rheological Properties of High‐Viscosity Modified Asphalt
Effects of Hydrated Lime on High‐Temperature Rheological Properties of High‐Viscosity Modified Asphalt Open
High‐viscosity modified asphalt (HVA) is widely used as the binder for permeable asphalt pavement, and hydrated lime (HL) attracts a strong technical interest as an effective moisture additive in asphalt for a long time. However, the appli…
View article: Qualitative analysis of SBS modifier in asphalt pavements using field samples
Qualitative analysis of SBS modifier in asphalt pavements using field samples Open
Series of tests are implemented to analysis the related characteristics of common asphalt and unknown asphalt mainly using Fourier Transform Infrared (FTIR) and Dynamic Shear Rheometer (DSR) for chemical compositions and rheological proper…
View article: Formation mechanism and prevention analysis in plateau damp environment
Formation mechanism and prevention analysis in plateau damp environment Open
This paper analyses and researches road condensation ice formation mechanism, so as to find out the effective and economical method to prevent road frozen ice and govern it. The method of prevention can be divided into passive inhibition t…
View article: A Novel Method for Improving Segregation Resistance of Cement Asphalt Mortar
A Novel Method for Improving Segregation Resistance of Cement Asphalt Mortar Open
Cement asphalt mortar (CA mortar) is the key component in the structure of Shinkansen slab track and serves as the elastic shock-absorber. CA mortar is a fluid mixture suitable for placing in structures without vibration. CA mortar develop…