Performance Assessment of Reinforced Concrete Frame under Close-In Blast Loading

Table 3

RHT concrete strength model parameters for C-35 concrete.

Variable	Meaning	Value/remark
	Shear modulus (GPa)	16.7
	Compressive strength (MPa)	35.0
CAP	Use CAP on elastic surface?	Yes
	Tensile strength	0.10
	Shear strength	0.18
fail	Intact failure surface constant	1.60
fail	Intact failure surface constant	0.60
	Tension/compression meridian ratio	0.6805
BQ	Brittle to ductile transition	0.0105
S	Hardening slope	2.00
Tensrat	Elastic strength/ft	0.7
Comprat	Elastic strength/fc	0.53
Bfrac	Fracture strength constant	1.6
nfrac	Fracture strength exponent	0.61
α	Compressive strain rate exponent	0.032
δ	Tensile strain rate exponent	0.036