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Joint spacing check

Joint spacing check

FHWA (1990) · ACPA

Explained inJoint Design

Calculator

Joint spacing check

FHWA (1990) · ACPA

Units US customary SI (metric)

Slab thickness, in.

Proposed joint spacing, ft

Slab width (lane), ft

Modulus of subgrade reaction, k, pci

PCC elastic modulus, E, psi

Poisson’s ratio, μ

Example values. Your agency’s specification sets the limits.

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