drilled shaft foundations

Drilled Shaft Foundation



Candidates for a drilled shaft foundation include multi-story buildings,



“Case History: Utilizing Load Test Data to Value Engineer Drilled Shaft



(41.7 m) deep drilled shaft constructed by ADSC-members drilled by shaft



Mini-SID (Shaft Inspection Device) being lowered into the shaft:



This is for a drilled shaft foundation for the Dead End Structure – part of



Drilled Shaft Foundation Reinforcement



Figure 6: Installation of Drilled Shaft Reinforcing Cage for Bridge Pivot.



O'Keefe Drilling setting up for start of drilled shaft foundations.



Drilled shaft construction



concrete construction: Soil auger bit on Case Foundation drilled shaft



Workers are drilling the hole in which to place a drilled shaft,



C. One type of foundation for a skyscraper uses steel piles to secure the



Figure 7: Drilled Shaft Support for Bridge Pivot.



“Recipe for Success with Drilled Shaft Concrete,” Foundation Drilling



Distribution of End Bearing and Tip Shear on Drilled Shafts Founded in



Straight Shaft Drilled Concrete Pier Foundation



At multiple locations, installation of drilled shaft foundations for



drilled shaft foundations, lateral earth pressure, pile foundations,



A crew lowers a rebar cage into a newly drilled shaft.