File:Trench safety - guiding the trench box (9250664732).jpg
![File:Trench safety - guiding the trench box (9250664732).jpg](https://upload.wikimedia.org/wikipedia/commons/thumb/9/90/Trench_safety_-_guiding_the_trench_box_%289250664732%29.jpg/747px-Trench_safety_-_guiding_the_trench_box_%289250664732%29.jpg?20150423182608)
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Captions
Captions
Summary
[edit]DescriptionTrench safety - guiding the trench box (9250664732).jpg | Instructor demonstrating correct method of guiding the trench box into the trench |
Date | |
Source | Trench safety - guiding the trench box |
Author | National Institute for Occupational Safety and Health (NIOSH) from USA |
Licensing
[edit]Public domainPublic domainfalsefalse |
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This image is a work of the National Institute for Occupational Safety and Health, part of the Centers for Disease Control and Prevention in the United States Department of Health and Human Services, taken or made as part of an employee's official duties. As a work of the U.S. federal government, the image is in the public domain.
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This image was originally posted to Flickr by NIOSH at https://www.flickr.com/photos/25069384@N03/9250664732. It was reviewed on 23 April 2015 by FlickreviewR and was confirmed to be licensed under the terms of the United States Government Work. |
23 April 2015
File history
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 18:26, 23 April 2015 | ![]() | 1,884 × 1,512 (295 KB) | Emily Temple-Wood (NIOSH) (talk | contribs) | Transferred from Flickr via Flickr2Commons |
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Metadata
This file contains additional information such as Exif metadata which may have been added by the digital camera, scanner, or software program used to create or digitize it. If the file has been modified from its original state, some details such as the timestamp may not fully reflect those of the original file. The timestamp is only as accurate as the clock in the camera, and it may be completely wrong.
Image title |
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Camera manufacturer | Kodak |
Camera model | DCS Pro SLR/n |
Author | Tom Ziegler |
Exposure time | 1/350 sec (0.0028571428571429) |
F-number | f/3.3 |
ISO speed rating | 160 |
Date and time of data generation | 17:16, 17 March 2010 |
Lens focal length | 80 mm |
Short title |
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Horizontal resolution | 240 dpi |
Vertical resolution | 240 dpi |
Software used | Adobe Photoshop Lightroom 4.3 (Windows) |
File change date and time | 14:44, 9 July 2013 |
Exposure Program | Aperture priority |
Exif version | 2.3 |
Date and time of digitizing | 17:16, 17 March 2010 |
APEX shutter speed | 8.451211 |
APEX aperture | 3.444932 |
APEX exposure bias | 0 |
Maximum land aperture | 2.8 APEX (f/2.64) |
Metering mode | Multi-Spot |
Light source | Unknown |
Flash | Flash did not fire |
Focal plane X resolution | 9 |
Focal plane Y resolution | 9 |
Focal plane resolution unit | 5 |
Exposure index | 160 |
Sensing method | One-chip color area sensor |
Serial number of camera | PSLRN-20771 |
Date metadata was last modified | 10:44, 9 July 2013 |
Unique ID of original document | 1DA27F4C601C4866B0B055862F7327E7 |
Keywords |
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IIM version | 4 |