File:CO 27 I70 FHWA 1967 422.jpg

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English: Big rock job on I-70 at historic Georgetown, near grade. Excavation ran around 1,500,00 cubic yards in 2.6 miles, much of it in solid silver plume granite.
Date
Source https://highways.dot.gov/highway-history/general-highway-history/gallery/interstate-photo-gallery-all-high-resolution-images
Author Federal Highway Adminstration

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Public domain This image is a work of a United States Department of Transportation employee, taken or made as part of that person's official duties. As a work of the U.S. federal government, the image is in the public domain.

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Big rock job on I-70 at historic Georgetown, near grade. Excavation ran around 1,500,00 cubic yards in 2.6 miles, much of it in solid silver plume granite.

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current01:45, 22 July 2024Thumbnail for version as of 01:45, 22 July 20242,572 × 1,895 (679 KB)TheImaCowUploaded a work by Federal Highway Adminstration from https://highways.dot.gov/highway-history/general-highway-history/gallery/interstate-photo-gallery-all-high-resolution-images with UploadWizard

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