![]() An Excavation is any man-made cut, cavity, trench, or depression in an earth surface that is formed by earth removal. DefinitionsĪccepted Engineering Practices are procedures compatible with the standards of practice required of a registered professional engineer.Īdjacent Structures Stability refers to the stability of the foundation(s) of adjacent structures whose location may create surcharges, changes in soil conditions, or other disruptions that have the potential to extend into the failure zone of the excavation or trench.Ĭompetent Person is an individual who is capable of identifying existing and predictable hazards or working conditions that are hazardous, unsanitary, or dangerous to employees, and who has authorization to take prompt corrective measures to eliminate or control these hazards and conditions.Ĭonfined Space is a space that, by design and/or configuration, has limited openings for entry and exit, unfavorable natural ventilation, may contain or produce hazardous substances, and is not intended for continuous employee occupancy.Įxcavation. This chapter is intended to assist OSHA Technical Manual users, safety and health consultants, OSHA field staff, and others in the recognition of trenching and shoring hazards and their prevention. 652 to make the standard easier to understand, permit the use of performance criteria where possible, and provide construction employers with options when classifying soil and selecting employee protection methods. OSHA recently revised Subpart P, Excavations, of. IntroductionĮxcavating is recognized as one of the most hazardous construction operations. Industrial Robots and Robot System SafetyĮxcavations: Hazard Recognition in Trenching and ShoringĬontrolling Lead Exposures in the Construction Industry: Engineering and Work Practice Controlsįor problems with accessibility in using figures and illustrations in this document, please contact the Office of Science and Technology Assessment at (202) 693-2095. Oil Well Derrick Stability: Guywire Anchor Systems Legionnaire's Disease, see OSHA's Safety and Health Topics Page for updated information.Ĭontrolling Exposure to Hazardous Drugs, see OSHA's Safety and Health Topics Page for updated information. Polymer Matrix Materials: Advanced Composites ![]() But it does not matter what you shoot – landscapes or flowers, animals or still-life – Helicon Focus will make your images stand out.Technical Equipment: On-site Measurements Nowadays micro photography, close-ups, jewelry and product photography became truly dependent on focus stacking. Take several shots at different focus distances instead of just one, and Helicon Focus will quickly and smartly combine the stack into a fully focused image. With focus stacking software you can make your usual camera render results that could not be achieved even with a classic tilt-shift lens. ![]() Professional photographers and enthusiasts seeking to keep up with the trend take advantage of focus stacking to create eye-catching images. Today it's hard to imagine macro or micro photography without focus stacking technique. Plain single shots are bit by bit giving place to improved and more sophisticated technologies like HDR and EDoF. Now it's the advanced technology that makes the difference. The digital revolution of the last few years made professional photo hardware widely available and affordable. ![]()
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