Underpinning of a Wind Tunnel

by J.F. McNulty,
J.S. O'Brien,

Serial Information: Journal of the Soil Mechanics and Foundations Division, 1961, Vol. 87, Issue 1, Pg. 1-14

Document Type: Journal Paper


Modification of 19 ft pressure wind tunnel at Langley airfield so that it would operate under near vacuum conditions; necessary stiffening of steel tunnel shell doubled tunnel's previous deadweight of 3000 tons; underpinning, needed by additional load, was provided by employing 2 types of piles with different stiffnesses and capacities.

Subject Headings: Underpinning | Wind tunnel | Tunnels | Wind pressure | Stiffening | Steel piles | Airports and airfields | Dead loads

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