BYRD STATION SNOW TUNNELS - SIDE-CUTTING WALL TRIMMER.

• Main Author: Sherwood,G. E.
• Other Authors: NAVAL CIVIL ENGINEERING LAB PORT HUENEME CALIF
• Format: Text
• Language: English
• Published: 1967
• Subjects: Snow; Ice and Permafrost; (*UNDERGROUND STRUCTURES; *ANTARCTIC REGIONS); WALLS; MACHINES; BUILDINGS; LABOR; COSTS; MAINTENANCE; REMOVAL; *TUNNELS; Antarctic; Byrd; Byrd Station; Antarc*; Antarctica; Ice; permafrost
• Online Access: http://www.dtic.mil/docs/citations/AD0684445; http://oai.dtic.mil/oai/oai?&verb=getRecord&metadataPrefix=html&identifier=AD0684445

To prevent excessive snow-tunnel closure, equipment and techniques were developed for trimming the closure snow from the tunnel walls at Byrd Station, Antarctica. The system developed is satisfactory but time-consuming and laborious. At the present average 2-in./yr rate of closure, the walls must be...