Revised Rebound Hammer and Pull-Out Test Strength Curves for Fiber-Reinforced Concrete

Table 11

Various regression models used to estimate the compressive strength of CFRC from postinstalled pull-out forces.

Regression models	Equations		(%)	(%)	(%)
Linear		0.9739	3.18	4.25	4.04
Exponential		0.9698	3.45	4.42	4.30
Power		0.9721	3.19	4.25	4.04