Send soil samples to lab for compaction test so as to determine the most reasonable water content ratio to enable on-site control of dry density.

将土样送试验室做击实试验，确定其最优含水率和现场控制干密度。

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Field compaction test is done under the optimum mixture ratio.

在现场进行了最佳配合比的压实试验。

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Through quality control of materials, mixing ratio design, proper mixing, correct compaction and curing, the cement-stabilized gravel cushion satisfies the design and application requirement.

通过原材料质量控制、配合比设计、恰当的拌合、正确的压实工艺和养生，水泥稳定砂砾基层满足了设计和使用要求。

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