Improvements of flexible pavement design in Hong Kong: Degree: M.Sc. Year: 1994: Subject: Pavements -- Design and construction Pavements -- Design and construction -- Data processing Hong Kong Polytechnic -- Dissertations: Department: Multi-disciplinary Studies Department of Civil and Structural Engineering: Pages: 116 leaves : ill. ; 30 cm:
WEB — In Hong Kong, the area of flexible pavement is about 18,200,000 m 2, while that of rigid pavement is around 5,800,000 m 2 (HyD, 2020a). Despite the design life of …
— According to the codes and practices of Hong Kong, two pavement systems including flexible and rigid pavements were designed based on the same road section.
Hong Kong (HK) is currently developing a new flexible pavement design standard with the goal of building long-life pavement in the future. Long-life pavement is expected to last for at least 40 years without major structural damage.
Technically, HIPR was shown to be a viable, cost-effective and environmentally friendly procedure for pavement rehabilitation and new construction. Full Scale Trials are planned for a site in Hong Kong in late 2002, followed by the development of a suitable specification for more general use. ... Conference; 2944: Flexible pavement; 8131: Hong ...
According to the codes and practices of Hong Kong, two pavement systems including flexible and rigid pavements were designed based on the same road section. After that interviews with structured questionnaire were conducted to collect relevant practical information of pavement construction and maintenance from the relevant professional …
Read Environmental and economic assessment of collective recycling waste plastic and reclaimed asphalt pavement into pavement construction: A case study in Hong Kong
Design of pavements has been based on experience and judgment in the past. But the design methodology has taken rapid strides towards rationality in the past few decades based on an understanding of the stresses and strains in the layers constituting the pavement and application of the concept of reliability in achieving the desired level of …
The composition and structure of flexible pavement consists of surface course, binder course, base course, subbase course, frost protection course, subgrade. Flexible pavements contain bitumen or asphalt layer as wearing course and supports loads through bearing. They have low flexural strength. Composition and Structure of Flexible Pavement
— The study aims to develop a methodological framework to estimate life cycle energy consumption and greenhouse gas (GHG) emissions related to pavement design …
Xi Jiang currently works in the Department of Civil and Environmental Engineering, at the Hong Kong Polytechnic University. Xi does research on Sustainable Underground Space, Smart Pavement ...
— Such flexible pavement is usually preferred in areas where local construction materials are unavailable, and there is low traffic. 2.Conventional Layered Flexible Pavement: The type of flexible pavement consists of multiple layers, with the upper layers of superior quality and the lower layers of relatively inferior quality materials.
— 4.1 Literature Review on Reclaimed Asphalt Pavement (RAP) in Flexible Pavement Constructions. Shah et al. . This paper focuses on testing at low- and high-temperature properties of reclaimed asphalt pavement. Tested a mix of 25% RAP with 3% air voids, and also at 40, 15, and 0% RAP blend. The sample was taken 100 tones after …
— PurposeThe study aims to develop a methodological framework to estimate life cycle energy consumption and greenhouse gas (GHG) emissions related to pavement design and management decisions. Another objective is to apply the framework to the design and management of flexible highway pavement in Hong Kong. Traditionally, …
— Flexible pavements are relatively thick in Hong Kong. Their thicknesses are generally designed to be at least 300 mm, generally due to high traffic volume. The design is based on the fatigue failure concept of the main structural layer (i.e. roadbase) after a prolonged number of traffic passages and, in turn, it is highly related to the stress ...
— This paper discusses the design and construction of an expressway long-life flexible pavement structure in China. The project involved is a new 26.78 kilometer, Da'an to Jiliao Section in Henan Province, of the Erlianhaote to Guangzhou Expressway. ... Hong Kong Polytechnic University, Hung Hom, Kowloon, Hong Kong.E-mail: [email protected]
A practical low carbon road pavement design for Hong Kong based on the closed-loop and open-loop materials circularity strategies. A low carbon rigid pavement system using …
— The use of waste plastic and reclaimed asphalt pavement (RAP) in roadway construction has been considered as sustainable paving practice due to its potential environmental and economic benefits.
1993 AASHTO Flexible Pavement Structural Design; ... Pavement Interactive > Places > Hong Kong. Hong Kong. Lorem ipsum dolor sit amet, consectetur adipiscing elit. Praesent congue ante vitae urna aliquam auctor. Nam lacus quam, malesuada a eleifend eu, egestas a nibh. Ut eu orci sed dolor bibendum luctus.
Pavement Design for Carriageway Construction: RD/GN/043 Oct 2014: Subsoil Drainage for Road Pavements: RD/GN/044C Sep 2022: Guidance Notes on Design and Construction of Pavements with Paving Units: BS/GN/046B Mar 2023: Guidance Notes on Design of Road Tunnel Structures and Tunnel Buildings to be Maintained by Highways …
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— Sustainable design of pavements is necessary for achieving carbon neutrality, which is the important goal for green pavements.In order to investigate the impacts of major design parameters on the environmental and economic performances of asphalt pavement, process life cycle assessment (LCA) and process life cycle cost …
Based on long-life flexible pavement design, construction, and maintenance practices in Hong Kong, this paper discusses four issues related to long-life flexible pavements: the cost and benefit, di...
Asphalt Surfaces is your complete Hong Kong "Pavement Partner" offering a whole range of products and services to meet your pavement construction needs. Asphalt Surfaces maintains its current status and actively reviews future trends in our industry via local and overseas memberships at company and personal levels, to numerous asphalt ...
Anderson Asphalt Limited (a wholly owned subsidiary of CK Infrastructure Holdings Limited) was formed in 1977 and is one of the market leaders in the supplying and laying of bituminous products for the construction industry in Hong Kong, and is a licensed supplier of Bituminous Pavement Materials and Construction of Special Bituminous Surfacing.
— Considering the uniformity of the material production and the time limit for the construction of the steel deck of the Hong Kong–Zhuhai–Macao Bridge, in this study, a new type of paving layer material, Guss-mastic asphalt (GMA) is proposed. ... the steel deck pavement of the Hong Kong–Zhuhai–Macao Bridge needs to be paved with ...
ASPHALT PAVEMENT RECYCLING FOR HONG KONG Abstract The Special Administrative Region of Hong Kong has an area of 400 sq miles and a population of 6.5 million. The road network extends to around 1900km.
Based on long-life flexible pavement design, construction, and maintenance practices in Hong Kong, this paper discusses four issues related to long-life flexible pavements: the …
— Another objective is to apply the framework to the design and management of flexible highway pavement in Hong Kong. Traditionally, pavement design and management decisions are solely based on ...
— Historically, Hong Kong has used materials in its pavement asphalt, and Reclaimed Asphalt Pavement (RAP) from maintenance work has been used for land reclamation.
(QA) index for flexible pavement construction, because density that is either too high or too low may cause early pavement failures. In current practice in Hong Kong, the QC/QA of in-situ asphalt ... QC/QA tool for asphalt pavement construction in Hong Kong; and • Recommend the most appropriate nondestructive method as well as the relevant
— Another objective is to apply the framework to the design and management of flexible highway pavement in Hong Kong. Traditionally, pavement design and management decisions are solely based on ...
🕑 Reading time: 1 minute Permeable pavement system allows percolation of rainfall water. The importance, construction and cross-section of permeable pavements are discussed here. Permeable pavement is a type of pavement that allows rainfall to percolate to an underlying reservoir base where rainfall is either infiltrated to underlying soils or removed …
1138 K.-M.CHANANDY.WANG 2.1. Problemdefinition Considering a flexible pavement that operates over a time horizon of [0,T](unit : year), the objective of the model is to determine the investment on ...
Flexible pavement types and procedures are found in Chapter 630 of the Highway Design Manual (HDM). The purpose of this guide is to provide some examples of new flexible pavement designs using the procedures for new construction described in HDM Topic 633. Rehabilitation design procedures and strategies for flexible pavement may be found in …
In Hong Kong, I assisted in the development of flexible pavement design guide based on the mechanistic principles. In these studies, we found that the perpetual road is the most …
Contained within this paper is a summary description of the state of the art in flexible pavement design along with a look to the future in terms of some specific technical needs, the translation of the new technology into practice, and making flexible pavement design (or pavement engineering in general) a more credible discipline.
DOI: 10.1016/j.rnrec.2024.107589 Corpus ID: 269227164; Impacts of climate change on environmental and economic sustainability of flexible pavements across China @article{Yang2024ImpactsOC, title={Impacts of climate change on environmental and economic sustainability of flexible pavements across China}, author={Qindong Yang and …
— Based on long-life flexible pavement design, construction, and maintenance practices in Hong Kong, this paper discusses four issues related to long-life flexible pavements: the cost and benefit, distresses, binder aging, and maintenance strategies. The studies found that long-life pavements are the most economical and environmentally …
