January 25, 2012 in Free Photos from Tomas Adomaitis by TomasAdomaitis
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New asphalt and density measurement. Keywords: asphalt cement paving machine paver test testing quality density gauge accurate measurements hot mix non-nuclear temperature black yellow electromagnetic sensing device instrument surface |
by mjmetz
February 4, 2011 in Free Photos from Matt Metzinger by mjmetz
by ShiYali
November 7, 2009 in Free Photos from Shi Yali by ShiYali
by ShiYali
October 31, 2009 in Free Photos from Shi Yali by ShiYali
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– vintage Japanese built narrow gauge Keywords: rails railway railroad track steel sleepers ties ballast gauge coarse stone chippings resilience drainage timbers rocks iron rust straight curve bullhead weld screws fasten travel old vintage wood sunshine shadows head foot |
by ShiYali
October 31, 2009 in Free Photos from Shi Yali by ShiYali
July 27, 2009 in Free Photos from Borja Fernández by BorjaFernández
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Pressure valve Keywords: pressure valve safety industrial engineer tube factory gauge measurement bar |
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