Custom Search




6.
NOTATION.
a

Depth of equivalent rectangular stress block, in
A

Area of section, in2
Ag

Area of gross section, in2
An

Net area of section, in2
Aps 
Area of prestressed reinforcement, in2
As

Area of nonprestressed tension reinforcement, in2
A's 
Area of compression reinforcement, in2
A s 
Area of rebound tension reinforcement, in2
Av

Area of shear reinforcement, in2
b

Width of beam, in

Unit width of wall or panel, in
B

Pressure intensity, psi
d

Distance from extreme compression fiber to centroid of
nonprestressed tension reinforcement, in
db

Distance between the centroids of the compression and
tension reinforcement, in
dp

Distance from extreme compression fiber to centroid of
prestressed reinforcement, in
DIF

Dynamic increase factor
DL

Dead load, psf
e

Distance from centroid of section to centroid of
prestressed reinforcement, in
E

Modulus of elasticity, psi
Ec

Modulus of elasticity of concrete, psi
Em

Modulus of elasticity of masonry units, psi
Es

Modulus of elasticity of steel, psi
f'c

Compressive strength of concrete, psi
f'dc

Dynamic compressive strength of concrete, psi
f'dy

Dynamic yield stress of steel, psi
2.08266


Integrated Publishing, Inc. 