A Six-mile Tunnel.
On July Cth the United States Reclamation Service announced that the headings had met in the great Gunnison tunnel, which the Government is building in western Colorado to carry the water of the Gunnison River into the Uncompahgre Valley, where it will be used for irrigation. The tunnel, which will be cem-ent-lined throughout, and will have a finished cross section of 10 J by 11J feet, will be the. largest underground waterway in the world. It is six miles in length, and will carry thirteen hundred cubic feet of water per second. Its cost will be over £500,000.
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https://paperspast.natlib.govt.nz/periodicals/NZGRAP19091013.2.95
Bibliographic details
New Zealand Graphic, Volume XLIII, Issue 15, 13 October 1909, Page 62
Word Count
101A Six-mile Tunnel. New Zealand Graphic, Volume XLIII, Issue 15, 13 October 1909, Page 62
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This material was digitised in partnership with Auckland Libraries. You can find high resolution images on Kura Heritage Collections Online.
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