Predicting the Ultimate Bearing Capacity of Bolts with an Optimized Function Model

Table 12

Model parameters for example 3.

Bolt	AH	CH	IE	IEPF
C1	a = −50.31	a = 5.36	a = 1.02	a = 0.33
C2	b = 21.02	b = 15.77	k = 16.47	b = 2.77
	a = −69.18	c = −2.36	a = 0.96	c = 0.49
	b = 27.90	a = 6.01	k = 18.97	k = −0.62
		b = 27.61		a = 0.48
		c = −2.49		b = 1.16
				c = 0.78
				k = −0.32