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Construction site safety is an aspect of construction-related activities concerned with protecting construction site workers and others from death, injury, disease or other health-related risks. Construction is an often hazardous, predominantly land-based activity where site workers may be exposed to various risks, some of which remain ...
Risk-based inspection (RBI) is an optimal maintenance business process used to examine equipment such as pressure vessels, quick-opening closure - doors, heat exchangers, and piping in industrial plants. RBI is a decision-making methodology for optimizing inspection plans.
Layers of protection analysis (LOPA) is a technique for evaluating the hazards, risks and layers of protection associated with a system, such as a chemical process plant. . In terms of complexity and rigour LOPA lies between qualitative techniques such as hazard and operability studies (HAZOP) and quantitative techniques such as fault trees and event trees.
A successful application leads to an on-site inspection; if this is passed, the site gains VPP status and OSHA no longer inspect it annually nor (normally) visit it unless there is a fatal accident or an employee complaint until VPP revalidation (after three–five years).
Inspections are initiated without advance notice, conducted using on-site or telephone and facsimile investigations, performed by trained compliance officers and scheduled based on the following priorities [highest to lowest]: imminent danger; catastrophes – fatalities or hospitalizations; worker complaints and referrals; targeted inspections ...
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Inspection and measurement of the thickness of the different layers of an electronic chip using THz and X-ray radiation. THz has the privilege of being non-ionizing (non-destructive) but the resolution of X-ray is higher. [2] Quality related in-process inspection/verification is an essential part of quality control in manufacturing.
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