地质勘察翻译-威海翻译公司

4　勘察目的

4. Investigation purpose

4.1　查明轻轨线路方案的工程地质、水文地质条件。

4.1 Verifying the engineering geological and hydrogeological conditions alone the light rail line plan.

4.2 勘察目的及内容如下：

4.2 Purpose and contents of investigation are as follows:

（1）详细查明场地的地貌特征、地层、地质年代、岩性、成因类型、地质构造特征、水文地质条件。对不同地质单元或有施工特殊要求的地段，应分别提供评价及处理方案。

(1) Investigating the relief features, stratum, geological time, rock property, formulation reason, geological structural characteristics and hydrogeological condition of the site. Separate evaluation and treatment plan for different geological sections and sections with special construction requirement shall be provided.

（2）详细查明轻轨、建筑物范围内各层岩土的类别、分布、厚度；查明岩土的物理力学性质，划分岩组和风化程度，确定地基承载力，提出基础类型及埋置深度、土石工程等级（岩土可挖性分级）的意见，并对地基的稳定及承载能力作出评价。

(2) Investigating the classification, distribution and thickness of various stratum within the boundary of Light Rail and building. Ascertaining the physical properties of soil, dividing rock group and weathering extent, determining foundation carrying capacity, providing suggestion of foundation type and embedding depth, geological engineering grade (rock excavation classification) and evaluating the carrying capacity and stability of the foundation.

（3）详细查明场地特殊土和不良地质单元（淤泥、淤泥质土、可液化土层等）的特征和分布、性质和规模，分析评价特殊土和不良地质单元对工程的危害程度和影响，并提出防治措施及处理意见。

(3) Investigating the characteristics and distribution, properties and scale of special soil and unfavorable geological unit (silt, silty soil) at site, analyzing and evaluating the damage degree and affects of special soil and unfavorable geological unit on engineering and providing protecting measures and treatment opinions.

（4）详细查明基岩的岩性、构造、岩面变化、风化程度，确定其坚硬程度、完整程度和质量等级。

(4) Investigating the rock property, structure, rock surface changing and weathering degree of bed rock and determining its rigidity, completeness and quality grade.

（6）详细查明沿线范围的地表水类型、性质、补给、排泄条件及与地下水的相互关系。

(6) Investigating the type, properties, feeding resource and drainage condition of ground water and the relationship with under-ground water.

（8）查明场地地下水的类型、性质、埋藏条件；查明孔隙承压水的水头高度及动态，提出水质评价，并确定施工图设计所需的水文地质参数。

(8) Investigating the type, properties and embedding condition of site under-ground water, height and development of water head of void confined water and providing water quantity evaluation and determining hydrogeological parameter required in construction drawing design.

（9）判定场地和地基的地震效应，详细查明软土震陷及可液化地层的分布、埋深、厚度及性质，确定可液化地层的地震液化可能性及液化等级，分析对建筑物稳定性影响及处理意见。

(9) Judging the seismic effect of site and foundation, investigating the distribution, embedding depth, thickness and property of soft soil earthquake subsidence and liquefied stratum, determining the possibility and liquefaction grade of liquefied stratum and earthquake liquefaction and analyzing the effects and treatment opinions on the stability of building.

（10）对工程场地的稳定性和环境条件作出评价，分析施工和运营期间轻轨工程对周围建筑物环境的影响，并提出处理措施建议。

(10) Evaluating the stability and environmental condition of engineering site, analyzing effect of Light Rail project on surrounding buildings during construction and operational period and providing suggestion for solving problems.

（11）调查场地附近重要建筑物、地下构筑物及城市管线（网）的分布位置、地基条件、基础类型、上部结构和使用状态，分析其稳定性，并预测由于轻轨修建可能引起的变化及预防措施。

(11) Investigating the distribution, foundation condition, base type, upper structure and using status of significant buildings, under-ground structures and urban pipelines near the site, analyzing their stability and predicating potential changes and preventive measures caused by building Light Rail.

（12）根据场地工程地质和水文地质条件，结合设计及施工方法的要求，提出设计所需要的工程地质勘察成果资料。

(12) Providing required engineering geological investigation materials in design according to conditions of site engineering geological and hydrogeological and requirements of design and construction methods.

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