Sökning: "road"

Visar resultat 1 - 5 av 911 avhandlingar innehållade ordet road.

  1. 1. Road Design for Future Maintenance Life-cycle Cost Analyses for Road Barriers

    Detta är en avhandling från Stockholm : KTH Royal Intstitute of Technology

    Författare :Hawzheen Karim; KTH.; Högskolan Dalarna.; [2011]
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TECHNOLOGY Civil engineering and architecture; TEKNIKVETENSKAP Samhällsbyggnadsteknik och arkitektur; road maintenance; road management; road planning; road design; life-cycle cost; road barrier; guardrails; cable barrier; road traffic injuries; barrier collisions and barrier repair costs.; Vägprojektering för minskade drift- och underhållskostnader; barrier collisions and barrier repair costs;

    Sammanfattning : The cost of a road construction over its service life is a function of design, quality of construction as well as maintenance strategies and operations. An optimal life-cycle cost for a road requires evaluations of the above mentioned components. LÄS MER

  2. 2. Improved road design for future maintenance analysis of road barrier repair costs

    Detta är en avhandling från Stockholm : KTH

    Författare :Hawzheen Karim; KTH.; Högskolan Dalarna.; [2008]
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TECHNOLOGY Civil engineering and architecture Building engineering; TEKNIKVETENSKAP Samhällsbyggnadsteknik och arkitektur Byggnadsteknik; highway maintenance; highway management; highway design; road planning; road design; highway engineering; road barrier; cable barrier; w-beam barrier; road barrier damages; barrier repair cost.; Vägprojektering för minskade drift- och underhållskostnader; Keywords: highway maintenance; barrier repair cost;

    Sammanfattning : The cost of a road construction over its service life is a function of the design, quality of construction, maintenance strategies and maintenance operations. Unfortunately, designers often neglect a very important aspect which is the possibility to perform future maintenance activities. LÄS MER

  3. 3. Efficient Winter Road Maintenance : A Study of Technical and Contractual Issues

    Detta är en avhandling från Stockholm : KTH Royal Institute of Technology

    Författare :Adel Abdi; KTH.; [2014]
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; climate; road climate and weather; road surface roughness; road friction; winter tyre; winter maintenance tools; RWIS; weather station; winter maintenance; contract type; road maintenance contract; winter maintenance contract; partnering; strategic alliance; public procurement; tender; incentives; bundling services; payment mechanism; remuneration models; Civil and Architectural Engineering; Byggvetenskap;

    Sammanfattning : Since ancient times, roads have tied people and cultures together. Roads have been createdwith the aim of facilitating trade and cultural exchange among different regions in the world. LÄS MER

  4. 4. Road Safety Development Index Theory, Philosophy and Practice

    Detta är en avhandling från Linköping : Linköping University Electronic Press

    Författare :Ghazwan Al-Haji; Linköpings universitet.; Linköpings universitet.; [2007]
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Transport; Road Traffic; Sustainability; Road safety; European research cooperation; Civil engineering and architecture; Research on Europe; Public health science; Statistics; TECHNOLOGY Civil engineering and architecture; TEKNIKVETENSKAP Samhällsbyggnadsteknik och arkitektur;

    Sammanfattning : This dissertation develops, presents and tests a new international tool, the so-called Road Safety Development Index (RSDI), which indicates in a comprehensive and easy way the severity of the road safety situation in a specific country and/or in comparison with other countries. There are three pillars of outcomes involved in the framework of RSDI. LÄS MER

  5. 5. Evaluation of Road Equipment with Emphasis on Condition Assessment

    Detta är en avhandling från Stockholm : KTH

    Författare :Sven-Olof Lundkvist; KTH.; [2008]
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Road equipment; Condition assessment; State-of-the-art; Mobile measurement; Road marking; Road sign; Post delineator; Traffic light; Street lighting; TECHNOLOGY Civil engineering and architecture; TEKNIKVETENSKAP Samhällsbyggnadsteknik och arkitektur;

    Sammanfattning : This doctoral thesis deals primarily with condition assessment of road equipment. The road equipment concept is defined by five main groups, road lighting, fences and barriers, vertical signs, horizontal signs and traffic signals, respectively. LÄS MER