International Journal of Concrete Structures and Materials

Table 6 Sand.

From: Laboratory Investigation into the Flexural Behavior of Embedded Concrete Sleepers in Two-Stage Concrete with Preplaced Ballast Aggregate

Sand mix	Sand type
Sand mix	D11	131	161	181
Sand mix 1	0%	30%	50%	20%
Sand mix 2	25%	25%	50%	0%

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