A Study on Adiabatic Temperature Rise Test and Temperature Stress Simulation of Rock-Fill Concrete

Table 8

The allowable temperature stress of the dam concrete with different ages.

Material	Concrete grade of strength	Ultimate tensile strain (×10^−4)		Elastic modulus (GPa)		Temperature stress; control standard (MPa)
		90 day	180 day	90 day	180 day	90 day	180 day
Cushion	C25W6F100	1.08	1.11	30.6	31.5	1.98	2.12
Anti-seepage slab	C20W10F150	1.02	1.07	28.8	30.2	1.78	1.96
Rock-fill concrete	C20W8F150	0.78	0.85	29.0	30.4	1.37	1.56
Overflow face	C40W6F100	1.17	1.19	36.3	37.4	2.57	2.69