Cover Calculator

Calculate minimum concrete cover requirements for reinforcement per ACI 318.

Cover Parameters

in

Cover Check

OK

1.5" provided vs 1.50" required

Min Cover Required
1.50"
Margin
0.00"
Fire Rating
2 hours
Bar Diameter
0.625"

Cover Requirements (ACI 318):

ConditionBeams, columns, members
Table Minimum1.50"
Bar Diameter Min0.625"
Clear to Main Bars2.19"
Effective Minimum1.50"

ACI 318-19 Reference

Cover requirements per ACI 318-19 Table 20.5.1.3.1. Additional cover may be required for fire resistance or durability. Cover is measured from concrete surface to outermost reinforcement.