ABCDEFGHIJKLMNOPQRSTUVWXYZAAABAC
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PROJECT :
PAGE :
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CLIENT :
DESIGN BY :
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JOB NO. :
DATE :
REVIEW BY :
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Shear Friction Reinforcing Design Based on ACI 318-14
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INPUT DATA & DESIGN SUMMARY
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FACTORED FRICTION FORCE
Vu=500
kips, (2224 kN)
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CONCRETE STRENGTH
fc'=
ksi, (28 MPa)
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REINFORCEMENT STRENGTH
fy=60
ksi, (414 MPa)
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FRICTION COEFFICIENT [See Table below]
m=0,6
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SHEAR PLANE THICKNESS
t=8
in, (203 mm)
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SHEAR PLANE LENGTH
L=20
ft, (6.10 m)
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DOWEL SIZE
#5
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Use #5
Dowels @
4,0
in. (102 mm), o.c.
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ANALYSIS
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CHECK SHEAR STRENGTH LIMITATION (ACI 22.9.4)
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fVn = f MIN( 0.2fc' , 480 + 0.08fc' , 1600 ) Ac =
1152kips>Vu
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Wheref=0,75
[ACI 21.2]
[SATISFACTORY]
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Ac=1920in2
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THE REQUIRED AREA OF SHEAR-TRANSFER REINFORCEMENT IS GIVEN BY ACI 22.9.4.2 AS
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Avf = Vu / (f fy m) =
18,5in2
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COEFFICIENT OF FRICTION FOR NORMAL WEIGHT CONCRETE [ACI 22.9.4.2]
m
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Concrete place monolithically
1,40
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Concrete placed against hardened concrete with surface intentionally roughened
1,00
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Concrete placed against hardened concrete NOT intentionally roughened
0,60<=
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Concrete anchored to as-rolled structural steel by headed stud or by reinforcing bars
0,70
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LICENSE NUMBER: Package License Including New Software Based on ASCE 41-17, ASCE 7-16, AISC 360/341/358-16
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www.Engineering-International.com
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