Related Experiment Video
Updated: Jul 16, 2025
14:55
Evaluating the Effect of Roadside Parking on a Dual-Direction Urban Street
Published on: January 20, 2023
3.4K
Road pavement upgrade scheduling accounting for minimizing congestion
Bhagya Rupasinghe1, Mark Wallace2, Graeme Gange2
1Monash University, Wellington Road, Clayton, VIC, 3800, Australia. munasinghe.rupasinghe@monash.edu.
Scientific Reports
|September 16, 2023
Summary
Optimizing road pavement maintenance and upgrades (RPU) is crucial for minimizing traffic congestion. This study introduces a novel approach to schedule RPUs, considering task interactions to reduce network-wide disruption and improve traffic flow.
Area of Science:
- Civil Engineering
- Transportation Engineering
- Operations Research
Background:
- Road pavement maintenance and upgrades (RPU) scheduling requires careful planning to minimize traffic congestion.
- Existing research often separates scheduling and routing, with limited integration for complex RPU scenarios.
- Uncoordinated RPUs can lead to significant network disruption and traffic bottlenecks.
Purpose of the Study:
- To develop an integrated approach for scheduling road pavement maintenance and upgrades.
- To minimize overall traffic disruption caused by coordinated and uncoordinated RPU tasks.
- To optimize RPU schedules by considering task interactions and resource availability.
Main Methods:
- A two-phase approach was proposed: identifying affected local areas and determining optimal co-scheduling of upgrades.
- The method considers traffic rerouting to alternative routes to mitigate congestion.
- Evaluated the proposed scheduling approach against existing methods for minimizing disruption.
Main Results:
- The novel optimized approach successfully identified schedules that significantly minimize network-wide congestion.
- The method effectively coordinates multiple RPU tasks to avoid blocking alternative routes.
- Demonstrated improved efficiency in RPU scheduling compared to traditional methods.
Conclusions:
- Integrated scheduling of road pavement maintenance and upgrades is essential for efficient transportation networks.
- The proposed two-phase approach offers a robust solution for minimizing RPU-related traffic disruption.
- Optimized RPU scheduling leads to reduced congestion and improved traffic flow across the road network.
Related Concept Videos
01:28Design Example: Joints in Concrete Pavements
216
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...
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...
216
01:17Design Example: Alignment of a Road Line Using GIS
66
The alignment of a road line using Geographic Information Systems (GIS) is a critical process in civil engineering, combining advanced technology with practical decision-making. This methodology begins with the collection of geospatial data, including information on land cover, geomorphology, drainage patterns, slope, and contour details. Such data is typically acquired through satellite imagery and GIS tools, offering a comprehensive understanding of the terrain.Once the data is gathered, it...
66
01:21Masonry Paving
270
The construction of masonry paving involves using materials such as bricks, stones, and concrete masonry units. These materials are chosen for their shape, color, strength, and resistance to abrasion and weathering. Masonry units can be installed dry on a thin layer of sand and a gravel base, or they can be embedded in mortar or asphalt on a concrete slab. For areas subjected to heavy vehicular loads, a rigid base layer of reinforced or unreinforced concrete is recommended. In contrast,...
270
01:20Elevation of Intermediate Points on Vertical Curves
50
Vertical curves are essential in roadway design because they provide smooth transitions between varying roadway grades. Designing vertical curves involves calculating intermediate elevations and identifying the curve's highest or lowest point, which is essential for optimal roadway performance.Intermediate elevations on a vertical curve are determined using the tangent offset method. This method considers the initial elevation at the start of the curve, the grades, and the curve's geometry. The...
50
01:19Retarders
86
Retarders are chemical admixtures designed to extend the setting time, which is especially useful when there is a delay in sequential concrete pours to prevent cold joints and to achieve a cohesive structure. Retarders, when used in appropriate amounts, can also enhance the architectural appearance of exposed aggregate finishes.
The function of retarders is to delay the setting of concrete, and this effect can be measured using a penetration test. The retardation process involves adding...
The function of retarders is to delay the setting of concrete, and this effect can be measured using a penetration test. The retardation process involves adding...
86
01:26Ready Mixed Concrete
117
Ready-mixed concrete, also known as pre-mixed concrete, is prepared in a centralized plant and then transported in trucks to construction sites where it is ready for placement. This type of concrete is categorized into central-mixed, truck-mixed (or transit-mixed), and shrink-mixed. Central-mixed concrete is entirely prepared at a plant and moved to the site in agitator trucks that rotate at a speed of 2 to 6 rpm. Truck-mixed concrete, on the other hand, has the ingredients batched at the plant...
117