决策树和低噪音路面的标签,以支持噪音行动计划
Elena Ascari1, Mauro Cerchiai2, Luca Fredianelli1
1Institute of Chemical and Physical Processes of National Research Council, Via G. Moruzzi 1, 56124, Pisa, Italy.
Environmental pollution (Barking, Essex : 1987)
|September 2, 2023
概括
低噪音路面 (LNPs) 可以减少交通噪音,但在平衡声学性能与耐用性和安全性方面面临挑战. 本研究介绍了一些工具,以帮助决策者有效地选择和评估LNP,以获得更好的降噪策略.
科学领域:
- 环境科学 环境科学
- 声学 声学 在声学方面
- 土木工程 土木工程是指土木工程.
背景情况:
- 道路交通噪音是一个重要的环境问题,推动了低噪音路面 (LNP) 的市场.
- 目前对LNP的法规和评估方法,就像近距离方法一样,是以来源为导向的,不能完全捕捉现实世界的噪音干扰或健康影响.
- 对于预防健康影响的LNP的有效性和成本效益以及它们的长期声学性能与耐用性仍然是挑战.
研究的目的:
- 开发战略工具,帮助决策者选择最有效的低噪音路面 (LNP) 以减轻噪音.
- 提出一个全面的方法来评估LNP的声学效率和适用性,考虑各种噪声评估指标.
- 基于标准化指标,为LNP引入一种新的标签方法.
主要方法:
- 开发一个决策树,用于对LNP适用性进行审批前评估.
- 创建一个评估流程图,用于对LNP效率的投放后评估.
- 利用法律合规和绿色公共采购 (GPP) 所需的现有测量数据来估计拟议的指标.
- 将开发的工具应用于LIFE NEREiDE项目的12个LNP的案例研究.
主要成果:
- 拟议的战略工具为比较不同噪音评估方面提供了一个框架,超出了最低监管要求.
- 该方法与现有的测量协议无集成,避免了利益相关者的额外负担.
- 一个案例研究表明了决策树,评估流程图和LNP标签方法的实际应用.
结论:
- 开发的战略工具可以帮助决策者做出关于LNP实施的明智决策,确保它们真正有效.
- 拟议的方法提供了对噪声评估的更全面的方法,考虑了现实世界的条件和公民的干扰.
- 该LNP标签系统提供了一种透明和标准化的方式来传达路面的声学性能.
相关概念视频
Design 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
Design 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
Manipulation and Analysis
42
GIS manipulation and analysis functions are vital for decision-making and planning. These activities range from data retrieval tasks, such as selecting information based on specific criteria, to advanced analytical techniques that address complex spatial problems.One critical GIS analysis method is overlaying, which combines multiple data layers to examine impacts. For example, overlaying a river-dammed lake boundary with road networks can identify affected infrastructure. Another common...
42
Masonry Paving
271
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,...
271
Decision Making: P-value Method
5.5K
The process of hypothesis testing based on the P-value method includes calculating the P- value using the sample data and interpreting it.
First, a specific claim about the population parameter is proposed. The claim is based on the research question and is stated in a simple form. Further, an opposing statement to the claim is also stated. These statements can act as null and alternative hypotheses: a null hypothesis would be a neutral statement while the alternative hypothesis can...
First, a specific claim about the population parameter is proposed. The claim is based on the research question and is stated in a simple form. Further, an opposing statement to the claim is also stated. These statements can act as null and alternative hypotheses: a null hypothesis would be a neutral statement while the alternative hypothesis can...
5.5K
Rolling Resistance: Problem Solving
372
Rolling resistance, also known as rolling friction, is the force that resists the motion of a rolling object, such as a wheel, tire, or ball, when it moves over a surface. It is caused by the deformation of the object and the surface in contact with each other, as well as other factors like internal friction, hysteresis, and energy losses within the materials. Rolling resistance opposes the object's motion, requiring additional energy to overcome it and maintain movement. In practical...
372


