General info:
ModelCanon PowerShot A570 IS
MakeCanon
Basic shot info:
Focal Length7.9 mm; equivalent: 48 mm
Aperture ValueF4
White BalanceAuto white balance
FlashFlash did not fire, auto
Metering ModeMulti-segment
Shutter Speed Value1/100 sec
ISO Speed Ratings80
Advanced shot info:
Exposure Bias Value0 EV
Exposure Time0.01 sec
Exposure ModeAuto exposure
Max Aperture ValueF3.2
Exif-related info:
Exif Version2.20
Exif Image Width567 pixels
Exif Image Height453 pixels
Color SpacesRGB
CompressionJPEG (old-style)
User Comment


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Measuring bollards
My bicycle's wheelbase of 40 inches establishes that the spacing of these bollards does not meet the AASHTO minimum of 5 feet. The eagle-viewing sign is visible in the gap in the fence just behind the bollard at the right.
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Photos and captions by John S. Allen
unless otherwise indicated.