Phone: 321.453.0010

Reinforcing Schedule

Reference FDOT Roadway Design Standards (Index 200, sheet 5).
* Equivalent area welded wire reinforcing may be substituted per FDOT Index 201, sheet 4.
Rebar sectional area (in²) = (bar#/9)²


Rebar # #3 #4 #5 #6 #7 #8
Sec. Area 0.11 0.20 0.31 0.44 0.60 0.79
Schedule Grade
60
area
(in²/ft)
Max.
spacing
grade 60
bars (in)
Grade 60 Bars
(in²/ft)
Max. Spacing WWR
Equiv. Area (in) *
#3 #4 #5 #6 #7 #8 65 ksi 70 ksi
A12 0.20 12" 0.20 0.31 0.44 0.60 0.79 8" 8"
A6 0.20 6" 0.22 0.40 0.62 0.89 1.21 1.58 5" 4½"
B10 0.24 10" 0.24 0.37 0.53 0.73 0.95 8" 7½"
B5.5 0.24 5½" 0.24 0.43 0.67 0.97 1.32 1.72 5" 4"
C6.5 0.37 6½" 0.36 0.57 0.82 1.12 1.46 6" 5"
C3.5 0.37 3½" 0.38 0.68 1.06 1.52 2.07 2.71 3" 2½"
D7 0.53 7" 0.53 0.76 1.04 1.35 6" 5"
D4.5 0.53 4½" 0.53 0.82 1.19 1.61 2.11 4" 3½"
E5 0.73 5" 0.74 1.07 1.45 1.90 4" 4"
E3 0.73 3" 0.79 1.23 1.78 2.42 3.16 3" 3"
F5 1.06 5" 1.07 1.45 1.90 4" 4"
F3.5 1.06 3½" 1.06 1.52 2.07 2.71 3" 3"
G5 1.45 5" 1.45 1.90 4" 4"
G3.5 1.45 3½" 1.52 2.07 2.71 3" 3"
H4 1.75 4" 1.81 2.37 3" 3"