Record Details
page 17
Oregon Digital
| Field | Value |
|---|---|
| Identifier | ORU_WTXT_021s http://oregondigital.org/u?/wwdl,146 |
| Title | page 17 |
| Relation | The Columbia River Highway |
| Date | 2004-06-17 |
| Rights | This item is in the public domain. Acknowledgement of the University of Oregon Libraries as a source is requested. |
| Type | page |
| Format | Scanned from original document using Silverfast AI 6.0 on UMAX Powerlook III flatbed scanner. Scanned image saved as 16 bit grayscale tiff. 192,116 bytes 8 bit - Gray Gamma 2.2 - grayscale Omnipage 14.0 used to OCR 8 bit greyscale tiff and generate text files for full text access. 16 bit greyscsale tiff edited in Photoshop 6.0: cropped, rotated, reduced in size, levels adjusted for contrast, bit depth reduced to 8 and JPEG created. |
| Description | for the deck. For a distance of 180 ft. on the Highway above Bonneville it was found to be cheaper to carry the road partly on a concrete viaduct and partly on the solid rock roadbed, rather than to cut the full road bed out of the vertical rock cliff 14which rises seven hundred feet. Columns carried down to the face of the rocky cliffs support girders of from 20 to 30 ft. span. The floor beams are carried at one end by the girder and at the other end are embedded in notches cut in the cliff.... |
