Table 16.

Comparisons of cohesion and friction angle values.

Sources	Testing approach	Choesion (kPa)	Friection angle (degree)	Marterial descriptions
This study	Direct shear test	86.1/16.0∗ 128.9/8.3∗∗	41.9/40.6∗ 44.1/42.4∗∗	MSWI-BA-RLC, and option of 1 % lime added
Weng et al. (2010) [79]	Direct shear test	–	34.8–51.1 (dry) 26.0–37.2 (saturated)	MSWI-BA
Muhunthan et al. (2004) [77]	Direct shear test	7.7–34.4	20.8–50.7	MSWI-FA
Wei et al. (2019) [78]	Triaxial test	53.3–77.44	24.14–35.61	MSWI-FA and shale ash mixed with silty sand
Dehdari et al. (2021) [20]	Direct shear test	0	31.4° (consolidated-drained) and 38.6° (consolidated-undrained)	MSW
Juarez et al. (2023) [19]	Direct shear test	1.3–31.3	3.2–42.9	MSW
∗: Group 1 with 0 % lime, in peak/residual shear strength conditions. ∗∗: Group 2 with 1 % lime, in peak/residual shear strength conditions.