File:Lavalette-paissière-chaussée-aval-structure 2021.jpg
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![File:Lavalette-paissière-chaussée-aval-structure 2021.jpg](https://upload.wikimedia.org/wikipedia/commons/thumb/2/28/Lavalette-paissi%C3%A8re-chauss%C3%A9e-aval-structure_2021.jpg/800px-Lavalette-paissi%C3%A8re-chauss%C3%A9e-aval-structure_2021.jpg?20231220101401)
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Original file (5,184 × 2,758 pixels, file size: 3.86 MB, MIME type: image/jpeg)
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cette photo permet de lire en coupe la structure de la chaussée à l'aval de la paissière (seuil du moulin) de Lavalette
Summary
[edit]DescriptionLavalette-paissière-chaussée-aval-structure 2021.jpg |
Français : En 1 la fondation de la chaussée sur la roche mère argileuse repose sur un lit de gravier, destiné à rattraper les inégalités de surface de l'argile
En 2 une couche de blocs calcaires en tout venant En 3 la liaison des blocs par du mortier En 4 la couche de surface, de roulement des véhicules, en moellons réguliers équarris |
Date | |
Source | Own work |
Author | Olive34830 |
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[edit]I, the copyright holder of this work, hereby publish it under the following license:
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Date/Time | Thumbnail | Dimensions | User | Comment | |
---|---|---|---|---|---|
current | 10:14, 20 December 2023 | ![]() | 5,184 × 2,758 (3.86 MB) | Olive34830 (talk | contribs) | Uploaded own work with UploadWizard |
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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.
Camera manufacturer | Canon |
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Camera model | Canon PowerShot SX740 HS |
Author | |
Copyright holder | |
Exposure time | 1/500 sec (0.002) |
F-number | f/4 |
ISO speed rating | 100 |
Date and time of data generation | 14:38, 21 April 2021 |
Lens focal length | 7.841 mm |
Orientation | Normal |
Horizontal resolution | 72 dpi |
Vertical resolution | 72 dpi |
File change date and time | 14:38, 21 April 2021 |
Y and C positioning | Co-sited |
Exposure Program | Normal program |
Exif version | 2.31 |
Date and time of digitizing | 14:38, 21 April 2021 |
Meaning of each component |
|
APEX shutter speed | 9 |
APEX aperture | 4 |
APEX exposure bias | 0 |
Metering mode | Pattern |
Flash | Flash did not fire |
DateTime subseconds | 45 |
DateTimeOriginal subseconds | 45 |
DateTimeDigitized subseconds | 45 |
Supported Flashpix version | 1 |
Color space | sRGB |
Focal plane X resolution | 20,571.428571429 |
Focal plane Y resolution | 20,791.443850267 |
Focal plane resolution unit | inches |
Custom image processing | Normal process |
Exposure mode | Auto exposure |
White balance | Auto white balance |
Digital zoom ratio | 1 |
Scene capture type | Standard |
GPS tag version | 2.3.0.0 |