Study on the Permeability Characteristics of Polyurethane Soil Stabilizer Reinforced Sand

Table 2

Results of single-hole permeability test.

Number	PSS concentrations (%)	Curing time (h)	Initial time (s)	Water volume of 0–3 min (ml)	Water volume of 3–6 min (ml)	Water volume of 6–9 min (ml)	Water volume of 9–12 min (ml)	Water volume of 12–15 min (ml)
S-1	0	0	2	215.35	283.34	274.67	282.57	278.85
S-2	1	0	2	216.84	274.57	272.41	275.11	277.33
S-3	3	0	4	115.18	120.31	110.93	147.83	147.62
S-4	5	0	5	103.92	105.97	98.54	105.41	108.54
S-5	7	0	6	59.38	78.64	77	80.11	83.93
S-6	9	0	8	46.63	67.8	53.01	51.51	64.59
S-7	0	3	2	213.46	280.24	270.78	274.70	281.36
S-8	1	3	8	145.06	161.43	168.5	160.77	160.61
S-9	3	3	82	14.35	43.69	45.17	43.96	43.57
S-10	5	3	135	2.71	3.85	4.24	4.21	4.31
S-11	7	3	2230	2.28	2.39	2.22	2.14	1.91
S-12	9	3	4000	0.91	1.04	1.15	1.08	1.22
S-13	0	6	3	212.16	276.84	274.45	282.42	278.58
S-14	1	6	25	107.12	139.05	136.68	137.36	138.87
S-15	3	6	143	11.94	38.03	41.6	40	37.48
S-16	5	6	302	2.96	3.8	3.94	3.8	3.96
S-17	7	6	∞	0	0	0	0	0
S-18	9	6	∞	0	0	0	0	0
S-19	0	12	3	215.46	281.25	275.28	281.30	278.37
S-20	1	12	27	104.32	122.08	134.74	135.66	137.07
S-21	3	12	180	9.55	30.22	30.7	28.95	27.24
S-22	5	12	366	2.16	3.15	3.94	3.83	3.9
S-23	7	12	∞	0	0	0	0	0
S-24	9	12	∞	0	0	0	0	0
S-25	0	24	3	213.27	284.56	280.35	283.35	279.47
S-26	1	24	5	70.51	129.58	125.17	126.6	123.52
S-27	3	24	248	7.64	13.91	13.58	14.37	13.51
S-28	5	24	1810	2.41	3	3.35	3.25	3.38
S-29	7	24	∞	0	0	0	0	0
S-30	9	24	∞	0	0	0	0	0