Rebar Development Length Calculator

Input parameters

Rebar size

Rebar strength, f_y (MPa)

Bar location

More than 300 mm of fresh concrete is cast below the development length or splice

Other cases

Rebar coating

Epoxy-coated reinforcement with clear cover < 3d_b or clear spacing < 6d_b

All other epoxy-coated reinforcement

Uncoated reinforcement

Concrete strength, f′_c (MPa)

Concrete type