Characterization of structural failures founded on soils in Panyam and some parts of Mangu, Central Nigeria

Geoenvironmental Disasters

Table 1 Geotechnical parameters of soils in the study area

Sample ID	Specific gravity	Particle Size Analysis (%)				Consistency Limits			Compaction Characteristics		Swelling Parameter
Sample ID	Specific gravity	Gravel	Sand	Silt	Clay	Liquid limit (%)	Plastic Limit (%)	Plasticity Index (%)	Optimum moisture content (%)	Maximum Dry Density (Mg/m³)	Free swell index (%)
UAA 3	2.62	–	20	47	33	40	24	16	20.0	1.54	26.9
UAA 4	2.63	–	08	68	24	37	25	12	24.5	1.54	14.4
UAA 5	2.63	1	11	57	31	42	21	21	22.5	1.52	29.2
UAA 6	2.63	–	16	61	23	54	41	13	21.5	1.56	13.3
UAA 9	2.63	–	14	62	20	30	20	10	15.0	1.80	09.1
UAA 14	2.70	–	10	33	57	65	46	19	28.5	1.44	59.1
UAA 15	2.71	–	08	21	70	65	33	22	31.0	1.43	80.0
UAA 16	2.72	–	10	18	72	70	45	25	30.0	1.40	85.0
UAA 24	2.62	–	12	65	25	66	39	27	20.0	1.62	23.1
UAA 25	2.72	–	09	15	76	40	20	20	25.7	1.47	35.0
UAA 26	2.69	–	10	46	44	46	26	20	26.0	1.46	46.2
UAA 27	2.69	–	12	45	43	60	44	16	28.0	1.47	46.2
UAA 28	2.70	–	08	27	65	47	26	21	32.5	1.44	65.4
UAA 29	2.65	–	07	50	43	43	22	21	26.0	1.44	38.5
UAA 30	2.70	–	10	38	52	49	26	23	27.1	1.44	54.2
UAA 31	2.69	–	10	38	52	50	34	26	13.8	1.84	50.0
UAA 33	2.62	–	13	58	29	42	20	22	19.8	1.55	26.9
UAA 34	2.70	4	06	45	45	52	31	21	16.2	1.77	50.0
UAA 35	2.62	–	12	70	18	62	44	18	26.8	1.45	15.0
UAA 36	2.67	2	06	49	43	54	32	22	25.80	1.48	41.6