U.S. Department of Transportation
Federal Highway Administration
1200 New Jersey Avenue, SE
Washington, DC 20590
202-366-4000


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Bridges & Structures

 

Drilled Shaft Concrete Volumes

Project Name
 
Page
  of  
FIN Project No.
 
Pier No.
 
Contractor
 
Shaft No.
 
Inspected By
  Date  
Station
 
Approved By
  Date  
Offset
 

  Concrete Curve
Depth
(ft) (m)
                 
                 
                 
                 
                 
                 
                 
                 
                 

Volume Delivered VD   cy/m3 Actual Rock Socket Volume
Volume in Lines VL   cy/m3 VRS + (AR)(RSL)/(3888) - VL VRS* =   cy
Wastage VW   cy/m3 VRS + (AR)(RSL) - VL VRS* =   m3
Volume Placed = VD-VL-VW VP   cy/m3 Average Rock Socket Diameter
Theoretical Volume VT   cy/m3 SQRT[(4950)VSL*/RSL)] RSD =   in
Overpour, VP-VT OP   cy/m3 SQRT[(1.273)VSL*/RSL)] RSD =   m
Cross-Sec. Area of Rebar, Telltales, etc.
AR = [(#bars)(As) + (#telltales)(At)] AR =   in2/m2  
Rock Socket Length RSL =   ft/m  
Est. Rock Socket Volume From Curve VRS =   cy/m3  

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Updated: 06/29/2015
Federal Highway Administration | 1200 New Jersey Avenue, SE | Washington, DC 20590 | 202-366-4000