Accession Number : AD0703359

Title :   EVALUATION OF SOILS AND PERMAFROST CONDITIONS IN THE TERRITORY OF ALASKA BY MEANS OF AERIAL PHOTOGRAPHS. VOLUME I,

Corporate Author : PURDUE UNIV LAFAYETTE IND ENGINEERING EXPERIMENT STATION

Personal Author(s) : Frost,Robert E.

Report Date : SEP 1950

Pagination or Media Count : 163

Abstract : The report, entitled 'Evaluation of Soils and Permafrost Conditions in The Territory of Alaska by Means of Aerial Photographs,' presents the results of one phase of the investigation of airfield construction in arctic and subarctic regions being conducted by the St. Paul District, Corps of Engineers, Department of the Army. The overall investigation has as its objective the determination of design criteria and construction methods for areas of permanently frozen ground. The objective of this phase of the investigation has been the development of a technique whereby engineering soils and permafrost conditions could be evaluated from aerial photographs. (Author)

Descriptors :   (*TERRAIN, AERIAL RECONNAISSANCE), (*CONSTRUCTION, ALASKA), (*SOILS, PERMAFROST), AERIAL PHOTOGRAPHS, LANDING FIELDS, COASTAL REGIONS, DRAINAGE, EROSION, PHOTOINTERPRETATION, RIVERS, PLANTS(BOTANY), COLORS, ROCK, ICE, PHOTOGRAPHIC TONE, TRAFFICABILITY, SITE SELECTION

Subject Categories : Soil Mechanics
      Snow, Ice and Permafrost
      Civil Engineering

Distribution Statement : APPROVED FOR PUBLIC RELEASE