Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Design Example: Managing Concrete Workability01:14

Design Example: Managing Concrete Workability

This example deals with managing the workability of concrete for a raft foundation project under hot weather conditions. Workability is crucial for ensuring the concrete is easy to place, compact, and finish. In this scenario, a slump test — a common method to measure the workability of fresh concrete — initially indicated low workability. This was attributed to the rapid water loss from the concrete mix, exacerbated by the high temperatures causing the course aggregates to heat up.
To address...
Frost Resistant Concrete01:29

Frost Resistant Concrete

Concrete's susceptibility to frost damage during freeze-thaw cycles demands strategic measures to enhance its frost resistance. Employing techniques like air entrainment, adjusting the water-cement ratio, proper curing, and selecting appropriate aggregates are essential.
Introducing microscopic air bubbles into the concrete mix through air entrainment creates small voids that accommodate ice expansion, thereby reducing internal pressures and preventing cracking. The optimal amount of entrained...
Design Example: Joints in Concrete Pavements01:28

Design Example: Joints in Concrete Pavements

Concrete pavement joints are essential for maintaining the structural integrity and longevity of pavement by controlling where and how the pavement cracks. These joints can be categorized based on their functions, such as contraction or control joints, construction joints, isolation joints, and expansion joints.
Contraction joints are typically formed by sawing a groove into the concrete shortly after it has hardened. This creates a weakened vertical plane, deliberately encouraging cracking at...
Cold Weather Concreting01:27

Cold Weather Concreting

When freshly poured concrete is exposed to freezing temperatures before it has set, the water within the concrete can freeze. This expansion disrupts the setting process, delays chemical reactions necessary for hardening, and increases the volume of pores within the hardened concrete, which weakens its overall structure. If the concrete manages to reach an appreciable strength before it freezes, the damage can be somewhat mitigated.
To counteract the negative impacts of cold weather, ensuring...
Mixing Concrete01:30

Mixing Concrete

Concrete mixing ensures a homogenous blend where aggregates are well-coated with cement paste. Concrete mixing is typically done using two main types of mixers: batch and continuous. Batch mixers handle one batch at a time, thoroughly combining materials before discharging and receiving the next batch. In contrast, continuous mixers receive a steady flow of ingredients, mixing them consistently and discharging without interruption. Within batch mixers, tilting drum mixers mix with internal...
Hot Weather Concreting01:20

Hot Weather Concreting

Concreting at elevated temperatures accelerates the hydration process, leading to quicker setting but potentially reducing the long-term strength of the concrete structure. Additionally, low air humidity fosters rapid moisture loss from the concrete, resulting in reduced workability, pronounced plastic shrinkage, and a higher likelihood of crazing.
Mitigating the heat increase in concrete can be economically achieved by shading aggregate stockpiles to prevent heating from solar radiation,...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Nonlinear Characteristics of Tensile and Compressive Mechanical Parameters for Typical Pavement Materials.

Materials (Basel, Switzerland)·2026
Same author

Integrated Design of Materials and Structures for Flexible Base Asphalt Pavement.

Materials (Basel, Switzerland)·2025
Same author

Public perceptions during the first wave of the COVID-19 pandemic in Canada: a demographic analysis of self-reported beliefs, behaviors, and information acquisition.

BMC public health·2022
Same author

Ferroptosis Patterns and Tumor Microenvironment Infiltration Characterization in Bladder Cancer.

Frontiers in cell and developmental biology·2022
Same author

Novel insights into the SPOP E3 ubiquitin ligase: From the regulation of molecular mechanisms to tumorigenesis.

Biomedicine & pharmacotherapy = Biomedecine & pharmacotherapie·2022
Same author

Detection and quantification of infectious severe acute respiratory coronavirus-2 in diverse clinical and environmental samples.

Scientific reports·2022

Related Experiment Video

Updated: May 14, 2026

Determination of the Friction Coefficients of Icy Pavements Under Different Amounts of Snowfall
12:21

Determination of the Friction Coefficients of Icy Pavements Under Different Amounts of Snowfall

Published on: January 6, 2023

Performance Analysis of Cold-Mixed Integrated Semi-Flexible Pavement Mixtures.

Qinxue Pan1,2,3, Yang Zhao1, Milkos Borges Cabrera1,2,3

  • 1School of Transportation, Changsha University of Science & Technology, Changsha 410114, China.

Materials (Basel, Switzerland)
|May 13, 2026
PubMed
Summary

A new cold-mixed integrated (CMI) process for semi-flexible pavement (SFP) mixtures significantly improves high-temperature stability and fatigue life. This innovative method enhances material encapsulation and reduces voids, outperforming traditional hot-mixed methods.

Keywords:
cold-mixed integratedmicroscopic analysispavement performancesemi-flexible pavement

More Related Videos

Advanced Self-Healing Asphalt Reinforced by Graphene Structures: An Atomistic Insight
08:03

Advanced Self-Healing Asphalt Reinforced by Graphene Structures: An Atomistic Insight

Published on: May 31, 2022

Preparation of Aligned Steel Fiber Reinforced Cementitious Composite and Its Flexural Behavior
11:07

Preparation of Aligned Steel Fiber Reinforced Cementitious Composite and Its Flexural Behavior

Published on: June 27, 2018

Related Experiment Videos

Last Updated: May 14, 2026

Determination of the Friction Coefficients of Icy Pavements Under Different Amounts of Snowfall
12:21

Determination of the Friction Coefficients of Icy Pavements Under Different Amounts of Snowfall

Published on: January 6, 2023

Advanced Self-Healing Asphalt Reinforced by Graphene Structures: An Atomistic Insight
08:03

Advanced Self-Healing Asphalt Reinforced by Graphene Structures: An Atomistic Insight

Published on: May 31, 2022

Preparation of Aligned Steel Fiber Reinforced Cementitious Composite and Its Flexural Behavior
11:07

Preparation of Aligned Steel Fiber Reinforced Cementitious Composite and Its Flexural Behavior

Published on: June 27, 2018

Area of Science:

  • Materials Science
  • Civil Engineering
  • Pavement Engineering

Background:

  • Traditional hot-mixed/grouted semi-flexible pavement (SFP) preparation involves high-temperature heating, leading to high energy consumption and inconsistent construction quality.
  • Existing SFP mixtures face challenges with high-temperature stability and fatigue performance.

Purpose of the Study:

  • To introduce and evaluate a novel cold-mixed integrated (CMI) process for SFP mixtures as an alternative to traditional hot-mixing.
  • To optimize the material composition and analyze the impact of the CMI process and binder types on pavement performance.
  • To investigate the microstructural characteristics of CMI-prepared SFP mixtures.

Main Methods:

  • Development and application of a cold-mixed integrated (CMI) preparation process for SFP mixtures.
  • Optimization of material composition for the SFP mixtures.
  • Experimental analysis of high- and low-temperature performance, water stability, and fatigue performance.
  • Microstructural characterization of the SFP mixtures, focusing on calcium silicate hydrate (C-S-H) formation and distribution.

Main Results:

  • The CMI process promotes uniform calcium silicate hydrate (C-S-H) formation, improving binder encapsulation and void filling, leading to reduced void ratios.
  • CMI-prepared mixtures exhibit significantly enhanced high-temperature stability (80% improvement vs. HMG) and fatigue life (200x vs. HMG).
  • SBS-modified emulsified asphalt binders in CMI mixtures yielded superior high-temperature stability and fatigue resistance compared to SBS-modified asphalt and HMG processes. Styrene-acrylic emulsion (SAE) further improved low-temperature crack resistance.

Conclusions:

  • The CMI process offers a sustainable and effective alternative for preparing high-performance SFP mixtures, overcoming limitations of traditional hot-mixing.
  • The CMI process substantially enhances the mechanical properties, particularly high-temperature stability and fatigue resistance, of semi-flexible pavement.
  • Material selection, including SBS-modified emulsified asphalt and SAE, plays a crucial role in maximizing the performance benefits of the CMI process for pavement applications.