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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

Development of a Municipal-Level Strategic Highway Safety Plan: Case Study for the City of Saskatoon

2014 April 1900 (has links)
There have been many documents published that set strategic goals for the future, including transportation-related goals. However, few documents focus heavily on a specific approach to improve transportation safety. Therefore, a supporting policy document focused on transportation safety is required to ensure that the transportation system runs safely and efficiently; a Strategic Highway Safety Plan (SHSP) serves as that document. A SHSP is a high-level traffic safety policy that represents a scientific, data-driven, four to five year comprehensive safety document that is designed to identify a jurisdiction’s emphasis areas (i.e., key areas of safety concern) and target safety goals [i.e., collision reduction goal(s)], and may also include network screening (i.e., identification of high collision locations) and safety strategies/programs for each chosen emphasis area. There are, however, limited documents that discuss the procedure for the development of a SHSP specifically for a municipality. Therefore, the goal of this research was to improve traffic safety by reducing the number and severity of collisions in municipalities across Canada. The objective for this research was to develop a data-driven and more scientific municipal-level SHSP development process (i.e., procedure and key components) that may be used to improve traffic safety for municipalities across Canada. Existing procedures, key components and approaches to develop the key components in existing SHSPs published mainly in North America were reviewed. The literature review (FHWA, 2006; CCMTA, 2011b) suggested that the typical procedure for the development of a SHSP is identifying a “champion” (i.e., an individual or unit with high-level leadership), developing a vision, identifying key stakeholders, developing the key components (i.e., selecting the key emphasis areas, establishing target safety goals, selecting the strategies/programs for the chosen key emphasis areas), and updating and evaluating the SHSP. The existing procedures and key components were adjusted to create the modified process. The modified process consisted of two additional steps to the procedure: 1) Incorporating Upper-Level Policies and 2) Conducting Network Screening. The modified process also outlined the most appropriate approaches to use to develop the key components of a municipal-level SHSP. The modified process (i.e., procedure and key components) was applied to develop a municipal-level SHSP for the City of Saskatoon through a case study to compare the results to the existing process. Saskatoon’s SHSP included seven emphasis areas for a definite period of time (i.e., for the next five years). Target safety goals, network screening and strategies/programs were also developed, but only for the selected emphasis areas. Recent ten-year (2001-2010) collision data from the SGI was used to select emphasis areas, develop target safety goals and conduct network screening. Based on the case study results, upper-level policies should be incorporated in the development of the key components of a municipal-level SHSP. This is because a municipal-level SHSP is the lowest-level SHSP and should incorporate the emphasis areas, target safety goals and strategies/programs that are included in upper-level SHSPs (i.e., provincial- and federal-level). In addition, the SHSP can act as an operational-level safety action plan that supports a jurisdiction’s Strategic Plan. The addition of network screening also provides useful locations in a municipal-level SHSP. The case study results showed that the modified process provided detailed information required by a municipality to make informed safety investment decisions compared to the basic information the existing process provided. Therefore, the modified process is a data-driven and more scientific process that can be used to develop SHSPs that will improve traffic safety for municipalities across Canada.
2

The Impact of a Part 48 Training Program on the Health and Safety Knowledge Level of Newly Employed Inexperienced Miners

Revel, Layton 12 1900 (has links)
The impact of a mandatory Part 48 training program on the health and safety knowledge level of newly employed inexperienced miners in Texas was studied. Part 48 training was defined by compliance with Mine Safety and Health Administration's (MSHA) mandatory health and safety training requirements. A two-group pretest, posttest research design was utilized. Group one individuals were newly employed inexperienced persons who received mandatory Part 48 training in accordance with MSHA guidelines. Group two subjects were newly employed inexperienced persons who worked for companies that were exempt from conducting a Part 48 training program. MSHA's health and safety knowledge inventory was utilized. A significant difference was found in the health and safety training program when compared with individuals who did not receive the training . A significant difference was also found in the posttest scores for eight of the ten subject areas of the MSHA health and safety knowledge inventory for persons who completed a Part 48 training program when compared to persons who did not receive the training . Analysis of gain scores resulted in significant differences in the same subject areas indicated by posttest scores. It was concluded that MSHA Part 48 did have a significant impact on the health and safety knowledge level of newly employed inexperienced miners. Additional implications noted relate to the impact of a Part 48 training program on accidents, productivity, absenteeism, turnover, job satisfaction and management styles; role of MSHA in miner training; development of new training materials; methods of training; and the evaluation of health and safety training programs.
3

Développement systématique et sûreté d’exécution en programmation parallèle structurée / Systematic development and safety of execution in structured parallel programming

Gesbert, Louis 05 March 2009 (has links)
Exprimer le parallélisme dans la programmation de manière simple et performante est un défi auquel l'informatique fait face, en raison de l'évolution actuelle des architectures matérielles. BSML est un langage permettant une programmation parallèle de haut niveau, structurée, qui participe à cette recherche. En s'appuyant sur le coeur du langage existant, cette thèse propose d'une part des extensions qui en font un langage plus général et plus simple (traits impératifs tels que références et exceptions, syntaxe spécifique...) tout en conservant et étendant sa sûreté (sémantiques formelles, système de types...) et d'autre part une méthodologie de développement d'applications parallèles certifiées / Finding a good paradigm to represent parallel programming in a simple and efficient way is a challenge currently faced by computer science research, mainly due to the evolution of machine architectures towards multi-core processors. BSML is a high level, structured parallel programming language that takes part in the research in an original way. By building upon existing work, this thesis extends the language and makes it more general, simple and usable with added imperative features such as references and exceptions, a specific syntax, etc. The existing formal and safety characteristics of the language (semantics, type system...) are preserved and extended. A major application is given in the form of a methodology for the development of fully proved parallel programs
4

Prevence rizikového chování dětí v kyberprostoru / School prevention and high-risk behaviour of children in cyberspace

Gal, Alena January 2018 (has links)
(in English): The virtual world is becoming more a part of our reality nowadays. Even children are coming into it and they are losing the ability to distinguish between the real and the virtual world. The virtual world is then an absolutely natural thing for them, including the advantages and risks that it brings. The aim of this master thesis was to collect present opinions and views on the conception of specific primary prevention in the area of cyberspace, and to analyze the currently offered programs from certified organizations for schools in Prague. The basic question of research is: What kind of topics do these preventive programs deal with? The method of this research was based on data collection through document analysis, semi- structured interviews and observation. The results show, that the most developed and complex topics in current practice are cyberbullying and netolism, leading to prevention of potential risky use of social networks and safer use of internet. When the goals of preventive programs are expressed enough specifically and sufficiently and with respect to the child, then it mostly focuses on cognitive aspects of the personality. Based on the research at the end of the thesis, there are formulated recommendations for the implementation of other primary prevention topics in...

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