Record Details
Field | Value |
---|---|
Identifier | ORU_WTXT_021r http://oregondigital.org/u?/wwdl,145 |
Title | page 16 |
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. 209,998 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 | The bridge below Multnomah Falls is a five-centered concrete arch, with solid spandrels, the space over the arch barrel being filled with earth. The bridge is 67 ft. long and the span of the arch 40 ft. Total cost, $4,127.35. At two places the location of the highway at the base of the mountains and inside of a railroad track made it necessary to build viaducts or excavate an enormous amount of material. On account of the cost of such grading and the lack of a place to waste the excavated... |