Drilling In Solid Material To Dig Bed For 24" Culvert; Constructing a Fill With Material From Cuts. Original caption: 43-1902: Section C. Drilling in solid material to dig the bed for a 24" nestable culvert. Original caption: 43-1903: Section C. Facing east from the west bank looking into Coconino Canyon. Carry-alls are constructing a fill with material from cuts on both banks. State: Alaska.

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Photo credit: © NB/PR / Alamy / Afripics
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