The Mechanism of Interface Dilatancy of Cement Mortar Rockbolts

Table 1

Sample ID, cement-sand ratio, and anchorage length.

Sample ID	1-0	2-0	3-0	4-0	1-1	2-1	3-1	4-1	1-3	2-3	3-3	4-3
Cement-sand ratio	1 : 0	1 : 0	1 : 0	1 : 0	1 : 1	1 : 1	1 : 1	1 : 1	1 : 3	1 : 3	1 : 3	1 : 3
Anchorage length (mm)	300	250	200	150	300	250	200	150	300	250	200	150