Professional paper. 831-A. History of geologic investigations, engineering design, and construction methods of Harold D. Roberts Tunnel, Colorado [with chronology of study reports]; by Ernest B. Wahlstrom.
Publication Title:
History of geologic investigations, engineering design, and construction methods of Harold D. Roberts Tunnel, Colorado [with chronology of study reports]; by Ernest B. Wahlstrom.
Display Title:
Professional paper. 831-A. History of geologic investigations, engineering design, and construction methods of Harold D. Roberts Tunnel, Colorado [with chronology of study reports]; by Ernest B. Wahlstrom.
Series Title:
Professional paper.
Corporate Agency Authors:
Geological Survey and Interior Dept.
Sort Author:
Geological Survey
Authors:
Wahlstrom, Ernest B.
Author place:
Washington, DC
Author zip:
20242
Date:
1974
Publish Date ISO Format:
1974-01-01T00:00:00Z
Publication Start:
19740101
Publication End:
19741231
Corporate/Agency Author:
Geological Survey
Publication month:
13
Publication year:
1974
SuDoc number:
I 19.16:831-A
Description:
iii+13 p. il. 5 pl. in pocket 4°
Notes:
[Historical review of the planning, geologic investigations, engineering design, and construction procedures for 23.3-mile water tunnel that passes under the Continental Divide in Front Range of Colorado. Engineering geology of Harold D. Roberts Tunnel, Colorado.]
Notes:
[Historical review of the planning, geologic investigations, engineering design, and construction procedures for 23.3-mile water tunnel that passes under the Continental Divide in Front Range of Colorado. Engineering geology of Harold D. Roberts Tunnel, Colorado.] * For Sale by Superintendent of Documents. Paper, $2.65 (S/N 2401-02435). • Sent to Depository Libraries. Item 624
Availability:
* For Sale by Superintendent of Documents. Paper, $2.65 (S/N 2401-02435). • Sent to Depository Libraries. Item 624