Accession Number:

AD0701617

Title:

PERMANENT BENCHMARKS IN PERMAFROZEN FINE-GRAINED SOILS.

Descriptive Note:

Corporate Author:

ARCTIC CONSTRUCTION AND FROST EFFECTS LAB BOSTON MASS

Personal Author(s):

Report Date:

1957-05-01

Pagination or Media Count:

17.0

Abstract:

The problem of satisfactory benchmarks is common to all agencies doing engineering or investigational work in Alaska and other permafrost areas. This report presents a brief review of past experience and behavior of known benchmark installations in permafrost, together with the best recommendations for benchmark installations presently known. Author

Descriptors:

• (*MAPPING
• ALASKA)
• (*VISUAL SIGNALS
• *PERMAFROST)
• TRIANGULATION
• SOILS
• PIPES
• IRON
• SPECIFICATIONS

Subject Categories:

• Cartography and Aerial Photography
• Snow, Ice and Permafrost

Distribution Statement:

APPROVED FOR PUBLIC RELEASE