Search for dissertations about: "road maintenance"

Showing result 11 - 15 of 115 swedish dissertations containing the words road maintenance.

  2. 11. Technical and contractual aspects in winter highway and railway operation and maintenance : a survey of current technical systems and contract forms in Sweden

    Author : Adel Hirmand Abdi; Björn Birgisson; Rolf Magnusson; KTH; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; climatology; macroclimate; microclimate; pavement structure; pavement design; roughness; IRI; friction; friction measurement; friction devices; IFI; road grip; winter tyres; studded and non-studded tyres; winter maintenance; winter operation; road climate; RWISS; MDSS; contract theory; contract; contract types; construction contract; maintenance contract; procurement; payment forms; remuneration forms; partnering; Other civil engineering and architecture; Övrig samhällsbyggnadsteknik och arkitektur;

    Abstract : .... READ MORE

  4. 12. Motorists´evaluation of road maintenance management

    Author : Camilla Olsson; KTH; []
    Keywords : stated choice; stated preference; valuations of maintenance management; driving comfort; road standard evaluation;

    Abstract : The road network is extremely valuable. Road Administrationsare expected to invest maintenance funding in a way thatreturns maximum benefit to road users. Cost-benefit analysis isone method to ensure that an adequate return in terms ofbenefits results from committing expenditure. READ MORE

  5. 13. Integrated Bridge Maintenance : Evaluation of a pilot project and future perspectives

    Author : Hans-Åke Mattsson; Håkan Sundquist; Jan Bröchner; KTH; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; bridge management; bridge maintenance; real service life; partnering; Building engineering; Byggnadsteknik;

    Abstract : The trend in many countries is to outsource maintenance with competitive tendering. The design of the tender is then a crucial issue. A new type of tendering contract, called "Integrated Bridge Maintenance", was introduced in one experimental area in Sweden. READ MORE

  6. 14. Geographical Information Technologies for Road Infrastructure Maintenance in Uganda

    Author : Lydia Mazzi Kayondo-Ndandiko; Blekinge Tekniska Högskola; []
    Keywords : SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Data model; Decision support; Geographical Information Technologies GITs ; Road Maintenance; Uganda;

    Abstract : This thesis is a documentation of research on Geographical Information Technologies (GITs) as decision support tools in Road Infrastructure Maintenance (RIM) in Uganda. The main objective is to develop an operational framework within which the use of geo-information technologies can be enhanced as decision support tools in road infrastructure maintenance works of Uganda. READ MORE

  7. 15. Winter Road Maintenance using Renewable Thermal Energy

    Author : Josef Johnsson; Chalmers tekniska högskola; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Hydronic pavements; borehole thermal energy storage; winter road maintenance; BRIDGESIM; numerical simulations; BTES; renewable energy;

    Abstract : Winter road maintenance is costly but it is inevitable since it is necessary to keep roads accessible and safe during winter. Current winter road maintenance methods use annually 600 000 tons of salt, in the Nordic countries. The salt ends up in the environment along the roads and results in environmental challenges. READ MORE