基础地理信息要素分类和代码.doc

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1、基础地理信息要素分类与代码国标代码用户代码要素名称几何类型层1100001100000测量控制点1101021101021三角点点conpt1102021102021水准点点conpt1103021103021卫星定位等级点点conpt1104011104011重力点点conpt1104021104021独立天文点点conpt1109001109001测量控制点注记点anolk1200001200000数学基础1201001201002内图廓线线netln1202001202002坐标网线线netln2000002000000水

2、系2100002100000河流2101012101012单线地面河流线hydnt2101012101013双线地面河流面hydnt2101032101031地下河段出入口有向点hydlk2101042101042单线消失河段线hydnt2101042101043双线消失河段面hydnt2102002102002单线时令河线hydnt2102002102003双线时令河面hydnt2103012103012单线河道干河线hydnt2103012103013双线河道干河面hydnt2103022103023漫流干河面hydnt21

3、90002190001河流注记点annlk2200002200000沟渠2201002201003运河面hydnt2202012202012单线地面干渠线hydnt2202012202013双线地面干渠面hydnt2202022202022单线高于地面干渠线hydnt2202022202023双线高于地面干渠面hydnt2203012203012地面支渠线hydnt2203022203022高于地面支渠线hydnt2204002204002坎儿井线hydnt2205002205001渠首口有向点hydlk220500220500

4、2渠首线hydlk2206002206001不依比例尺输水渡槽有向点hydlk2206002206002依比例尺输水渡槽线hydlk2207002207002输水隧道线hydlk2208002208002倒虹吸线hydlk2209002209002涵洞线hydlk2210002210002单线干沟线hydnt2210002210003双线干沟面hydnt2290002290001沟渠注记点annlk2300002300000湖泊2301012301013湖泊面hydnt2301022301023池塘面hydnt230200230

5、2003时令湖面hydnt2303002303003干涸湖面hydnt2390002390001湖泊注记点annlk2400002400000水库2401012401013水库面hydnt2401022401023建筑中水库面hydnt2402002402003溢洪道面hydnt2403002403001泄洪洞、出水口有向点hydlk2490002490001水库注记点annlk2600002600000其他水系要素2601002601002水系交汇处线hydnt2602002602003河、湖岛面hydnt2603002603

6、003沙洲面hydnt2604002604002高水界线hydlk2605002605003岸滩沙泥滩面hydnt2605002605103岸滩沙砾滩面hydnt2605002605203岸滩沙滩面hydnt2605002605303岸滩泥滩面hydnt2606002606003水中滩沙滩面hydnt2606002606103水中滩石滩面hydnt2606002606203水中滩沙砾滩面hydnt2606002606303水中滩沙泥滩面hydnt2607002607001泉有向点hydlk2608002608001不依比例尺水井

7、点hydlk2608002608003依比例尺水井面hydnt2609002609001地热井点hydlk2610002610001不依比例尺贮水池、水窖点hydlk2610002610003依比例尺贮水池、水窖面hydnt2611002611001不依比例尺瀑布、跌水有向点hydlk2611002611002依比例尺瀑布、跌水线hydlk2612012612013能通行沼泽、湿地面hydnt2612022612023不能通行沼泽、湿地面hydnt2613012613011河流流向有向点hydlk2613022613021沟渠流

8、向有向点hydlk2613032613031潮汐涨潮流向有向点hydlk2613032613131潮汐落潮流向有向点hydlk2690002690001其他水系要素注记点anolk2700002700000水利及附属设施2701012701012不依比例尺干堤线