نتایج جستجو برای: pavement management

تعداد نتایج: 858211  

2000
Hussein Mohamed Mostafa Nofal

Municipal engineers are faced with the difficult task of managing the urban roadway network. Maintaining this significantly large and expensive infrastructure requires effective planning and design. However, the majority of currently available design tools were developed originally for analyzing highway pavements. Little attention has been given in the past to urban road related issues. The env...

2009
Jia-Ruey Chang Yung-Shuen Su Tsun-Cheng Huang Shih-Chung Kang Shang-Hsien Hsieh

In this paper, we test whether an autonomous robot can be used to measure the International Roughness Index (IRI), a description of pavement ride quality in terms of its longitudinal profile. A ready-made robot, the Pioneer P3-AT, was equipped with odometers, a laptop computer, CCD laser, and a SICK laser ranger finder to autonomously perform the collection of longitudinal profiles. ProVAL (Pro...

Journal: :IOP conference series 2021

Abstract This paper reviews innovation of green pavement technology for storm water management in an urban environment. can be related with hydrological performance and assessments the permeable pavement. Features typical are presented discussed. Topics covered include recognizing important pavement, stormwater benefit detailed properties design. The information this provides stakeholders overv...

2017
Maurizio Barbarella Fabrizio D'Amico Maria Rosaria De Blasiis Alessandro Di Benedetto Margherita Fiani

The evaluation of the structural efficiency of airport infrastructures is a complex task. Faulting is one of the most important indicators of rigid pavement performance. The aim of our study is to provide a new method for faulting detection and computation on jointed concrete pavements. Nowadays, the assessment of faulting is performed with the use of laborious and time-consuming measurements t...

Journal: :Environmental management 2009
Julia Bartens Susan D Day J Roger Harris Theresa M Wynn Joseph E Dove

Stormwater management that relies on ecosystem processes, such as tree canopy interception and rhizosphere biology, can be difficult to achieve in built environments because urban land is costly and urban soil inhospitable to vegetation. Yet such systems offer a potentially valuable tool for achieving both sustainable urban forests and stormwater management. We evaluated tree water uptake and r...

2016
Jun Zhang Yong Rak Kim

The primary objective of this research is to evaluate the feasibility of several WMA mixtures as potential asphalt paving mixtures for Nebraska pavements. To that end, three well-known WMA additives (i.e., Sasobit, Evotherm, and Advera synthetic zeolite) were evaluated. For a more realistic evaluation of the WMA approaches, trial pavement sections of the WMA mixtures and their HMA counterparts ...

Journal: :journal of rehabilitation in civil engineering 2015
golamali shafabakhsh hossein naderpour reza noroozi

spending costs in construction of road pavements has turned this subject into one of the significant points in transportation infrastructure of countries. concrete slabs consider as a paving method with ability of reducing the rehabilitation needs. therefore, to manage costs and optimize the thickness of concrete pavements, recognizing the amount of determinative factors’ influence will be requ...

Journal: :Environmental technology 2013
H M Imran Shatirah Akib Mohamed Rehan Karim

Uncontrolled stormwater runoff not only creates drainage problems and flash floods but also presents a considerable threat to water quality and the environment. These problems can, to a large extent, be reduced by a type of stormwater management approach employing permeable pavement systems (PPS) in urban, industrial and commercial areas, where frequent problems are caused by intense undrained ...

Journal: :Central European journal of public health 2015
Zuzana Derflerová Brázdová Helena Klimusová Dalibor Hruška Alice Prokopová Aleš Burjanek Krauff Rainer Schwanhaeuser Wulff

BACKGROUND Research on physical activity in relation to obesity gradually becomes more focused on environmental determinants, which can potentially influence people's health choices. The present article addresses the topic of physical activity from a wider sociological perspective. Our pilot study was designed with the objective of testing the applicability of a method included in the EC 6th Fr...

2011
Bo Zou Samer Madanat

This paper presents an approach to address pavement management decision problems at airports with multiple runways. It relaxes some of the underlying assumptions made in previous studies, and explicitly considers time requirement for runway reconstruction, deterioration dependence on traffic levels, and the growth of traffic demand over time. A finite-horizon dynamic program is formulated to in...

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