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路拌法天然砾石水稳基层的英文施工方案VIP免费

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下载后可任意编辑Works Programme for Gravel Cement Stabilization Base ProgrammeI. Main construction methodThe base for the section of OGINGA ODINGA Road (KURA Project) shall be 150mm cement treated natural gravel material layer with cement content 2.5%. The natural gravel material shall be hauled to the field with 15T tippers, spread by the graders, blended by the pulmixer and compacted by the rollers. II. Construction of trial sectionThe 100m full-width trial section is scheduled to construct between km0+800 - km0+900 in advance before the overall commencement of base layer.1. The purpose of construction for trial section The purpose of trial section is to verify the following aspects:a)the proposed construction program and method are feasible or not;b)the deployment and matching of construction equipment and personnel are reasonable or not;c)the relationship between the rolling passes of roller, rolling methods and compaction density;d)to confirm the loose coefficient and loose depth of material spreading;e)to verify the range of tolerance between construction mix proportion and designed mix proportionThe trial section shall provide construction guidance and data for the overall construction.2. The data required to be collected during construction of trial sectionThe trial section must be undertaken under the direction of Engineer. The following details should be recorded: the types of equipment and equipment quantity;mixing time for stabilization layer; rolling passes and method for rollerloose paving thickness, level and moisture content of mixture before compacted;actual thickness, level, moisture content and density of mixture after compacted;3. Testing items for the trial roadThe natural gravel material and...

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路拌法天然砾石水稳基层的英文施工方案

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