Effect of Sand Content on the Workability and Mechanical Properties of Concrete Using Bottom Ash and Dredged Soil-based Artificial Lightweight Aggregates

Lee, Kyung-Ho; Yang, Keun-Hyeok; Mun, Ju-Hyun; Van Tuan, Nguyen

doi:10.1186/s40069-018-0306-z

International Journal of Concrete Structures and Materials

Table 3 Summary of the test results.

From: Effect of Sand Content on the Workability and Mechanical Properties of Concrete Using Bottom Ash and Dredged Soil-based Artificial Lightweight Aggregates

Specimens	Air content (%)	Slump (mm)	Density, γ_c (kg/m³)		Compressive strength (MPa)					Modulus of elasticity (MPa)	Tensile resistance						Shear friction strength		Bond strength
Specimens	Air content (%)	Slump (mm)	Air-dried	Oven-dried	3 d	7 d	28 d	56 d	91 d	Modulus of elasticity (MPa)	f_t (MPa)	\( \frac{{f_{t} }}{{\sqrt {f_{c}^{'} \text{(91)}} }} \)	f_sp (MPa)	\( \frac{{f_{sp} }}{{\sqrt {f_{c}^{'} \text{(91)}} }} \)	f_r (MPa)	\( \frac{{f_{r} }}{{\sqrt {f_{c}^{'} \text{(91)}} }} \)	τ_f (MPa)	\( \frac{{\tau_{f} }}{{\sqrt {f_{c}^{'} \text{(91)}} }} \)	τ_b (MPa)	\( \frac{{\tau_{b} }}{{\sqrt {f_{c}^{'} \text{(91)}} }} \)
L-0	5.8	230	1502	1301	10.3	13.1	20.8	23.4	27.5	11,728	1.32	0.25	2.21	0.42	3.35	0.64	3.15	0.60	6.37	1.40
L-25	4.0	250	1631	1409	10.0	13.0	18.9	22.1	26.2	13,007	1.46	0.29	2.24	0.44	3.39	0.66	3.23	0.63	6.62	1.52
L-50	5.0	245	1676	1486	9.8	12.5	18.2	22.4	25.4	13,288	1.48	0.29	2.25	0.45	3.49	0.69	3.41	0.68	6.65	1.56
L-75	4.0	255	1758	1528	9.4	11.7	17.6	21.6	24.8	14,184	1.75	0.35	2.28	0.46	3.52	0.71	3.87	0.78	7.10	1.69
L-100	6.2	250	1758	1540	8.8	11.0	17.1	21.1	23.5	14,091	1.86	0.38	2.35	0.48	3.59	0.74	4.01	0.83	7.27	1.76
M-0	4.5	235	1455	1366	15.6	23.0	26.7	30.3	34.1	11,200	1.65	0.28	2.24	0.38	4.22	0.72	3.22	0.55	6.01	1.16
M-25	4.9	210	1557	1491	15.4	20.2	25.8	28.8	33.4	13,152	1.74	0.30	2.28	0.39	4.39	0.76	3.66	0.63	6.25	1.23
M-50	4.3	230	1649	1611	14.9	19.6	24.8	28.0	33.0	14,227	1.84	0.32	2.31	0.40	4.48	0.78	3.80	0.66	6.89	1.38
M-75	4.6	245	1694	1641	13.9	18.8	24.8	28.0	32.4	14,901	1.87	0.33	2.34	0.41	4.50	0.79	3.87	0.68	7.13	1.43
M-100	4.6	240	1753	1698	13.8	17.7	23.0	27.3	32.1	15,259	1.91	0.34	2.44	0.43	4.70	0.83	4.12	0.73	7.45	1.55
H-0	4.8	165	1675	1605	29.1	36.1	38.9	43.6	46.3	16,981	1.88	0.28	2.80	0.41	4.18	0.61	3.60	0.53	7.97	1.28
H-25	4.8	175	1722	1667	28.5	35.3	36.7	43.0	45.8	17,299	1.98	0.29	2.85	0.42	4.43	0.66	4.09	0.60	8.13	1.34
H-50	5.1	210	1755	1686	27.1	34.2	35.8	42.6	44.8	17,752	2.07	0.31	3.36	0.50	4.67	0.70	4.12	0.62	8.10	1.35
H-75	4.8	215	1788	1757	26.8	33.2	35.3	42.2	43.8	18,200	2.17	0.33	3.66	0.55	4.95	0.75	4.41	0.67	8.22	1.38
H-100	5.0	225	1860	1783	25.9	33.1	35.1	41.3	43.6	19,374	2.01	0.30	3.70	0.56	5.06	0.77	4.65	0.70	8.37	1.41

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