Accession Number:

AD0716666

Title:

Grid Technique for Measuring Ice Tunnel Deformation.

Descriptive Note:

Special rept.,

Corporate Author:

SNOW ICE AND PERMAFROST RESEARCH ESTABLISHMENT WILMETTE ILL

Personal Author(s):

Report Date:

1959-01-26

Pagination or Media Count:

8.0

Abstract:

A new method for measuring deformation and closure of an ice tunnel was devised. This technique requires the installation of grid lines on a smooth section of tunnel wall. Although this necessitates the work of smoothing the wall, it has the significant advantage over other methods of making the movement readily visible. Author

Subject Categories:

  • Snow, Ice and Permafrost
  • Civil Engineering

Distribution Statement:

APPROVED FOR PUBLIC RELEASE