Design and Experimental Verification of Asphalt-Based Material for Grouting of Prestressed Structure

Table 11

Viscosity for asphalt-based grouting material with different ratios of admixture.

Group	Slurry composition	Ratio of admixture	Viscosity (Pa·s)
			90°C	110°C	130°C
R1	Matrix asphalt + BRA + cement	0%	4.13	1.22	0.53
		10%	6.11	1.76	0.67
		20%	8.42	2.36	0.84
		30%	9.97	2.52	0.86
		40%	11.21	2.74	1.11
		50%	12.35	3.03	1.26
R2	Matrix asphalt + BRA + silicon powder	0%	4.13	1.22	0.52
		10%	4.38	1.41	0.63
		20%	7.01	1.93	0.65
		30%	8.23	2.38	0.81
		40%	9.83	2.56	1.03
		50%	11.05	2.85	1.08
R3	Matrix asphalt + BRA + (slaked lime : cement = 1 : 9)	0%	4.13	1.22	0.53
		10%	9.36	2.63	0.95
		20%	13.61	4.06	1.13
		30%	16.60	4.77	1.32
		40%	24.02	5.87	1.50
		50%	32.91	7.91	1.92
R4	Matrix asphalt + SBS asphalt + cement	0%	4.76	1.41	0.58
		10%	5.82	1.67	0.64
		20%	7.72	2.16	0.75
		30%	9.17	2.42	0.91
		40%	10.70	2.63	1.05
		50%	11.46	2.91	1.18