نتایج جستجو برای: construction industries

تعداد نتایج: 252930  

Journal: :تحقیقات نظام سلامت 0
رستم گلمحمدی دانشیار، گروه مهندسی بهداشت حرفه ای، دانشکده بهداشت و مرکز تحقیقات علوم بهداشتی، دانشگاه علوم پزشکی همدان، همدان حیدر محمدی دانشجوی کارشناسی ارشد، گروه مهندسی بهداشت حرفه ای، دانشکده بهداشت، دانشگاه علوم پزشکی همدان، همدان، ایران هادی بیات دانشجوی کارشناسی ارشد، گروه مهندسی بهداشت حرفه ای، دانشکده بهداشت، دانشگاه علوم پزشکی همدان، همدان، ایران علیرضا سلطانیان استادیار، گروه آمار زیستی، دانشکده بهداشت، دانشگاه علوم پزشکی همدان، همدان، ایران.

background and aims: since using city power for welding process is not allowed, diesel generators are used as a power supply in construction industries. they could be introduced as a main source of noise pollution. the purposes of this study were to assess and control noise pollution produced by construction diesel generators in hamadan, iran. methods: in this descriptive, cross-sectional study...

Journal: :Japanese Journal of Human Geography 1956

2017
R. Rajasekhar

R.Rajasekhar Assistant professor, Department of Civil Engineering, Mall Reddy Institute of Technology & Sciences, Secunderabad. Abstract This study applies financial performance evaluation of Construction companies in India. Indian economy has been hit by various economic crises from last few years and the economic stagnation still continues. Experiences in various countries show that it is vit...

Journal: :Work 2011
Margaret Liu Wenli Wei Jennifer Fergenbaum Paul Comper Angela Colantonio

BACKGROUND Consequences of traumatic brain injury underscore the need to study high-risk groups. Few studies have investigated work-related traumatic brain injuries (WrTBIs) in the construction industry. OBJECTIVE To examine WrTBIs in Ontario for the construction industry compared to other industries. METHODS A retrospective study of individuals who sustained a WrTBI and had a clinical asse...

Introduction: Heat stress is one of the harmful risks in casting and die casting industries, which can not only cause work-related diseases but also can impair the performance and safety of workers. Since the indicators that are used to evaluate heat stress are very different, it is very difficult to choose a suitable index. The aim of this study was to determine the optimum heat stress index i...

2001
Andrew Ford

This paper describes simulated scenarios for power plant construction in the western United States. The simulations show construction lagging behind the growth in demand, allowing prices to climb to surprisingly high values during the years 2000 and 2001. When construction is completed, new power plants come on line in great number, allowing market prices to fall surprisingly rapidly in the yea...

Journal: :Jurnal Perspektif Pembiayaan dan Pembangunan Daerah 2020

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