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1、基礎(chǔ)地理信息要素分類與代碼國標(biāo)代碼用戶代碼要素名稱幾何類型層1100001100000測量控制點1101021101021三角點點conpt1102021102021水準(zhǔn)點點conpt1103021103021衛(wèi)星定位等級點點conpt1104011104011重力點點conpt1104021104021獨立天文點點conpt1109001109001測量控制點注記點anolk1200001200000數(shù)學(xué)基礎(chǔ)1201001201002內(nèi)圖廓線線netln1202001202002坐標(biāo)網(wǎng)線線netln2000002000000水
2、系2100002100000河流2101012101012單線地面河流線hydnt2101012101013雙線地面河流面hydnt2101032101031地下河段出入口有向點hydlk2101042101042單線消失河段線hydnt2101042101043雙線消失河段面hydnt2102002102002單線時令河線hydnt2102002102003雙線時令河面hydnt2103012103012單線河道干河線hydnt2103012103013雙線河道干河面hydnt2103022103023漫流干河面hydnt21
3、90002190001河流注記點annlk2200002200000溝渠2201002201003運(yùn)河面hydnt2202012202012單線地面干渠線hydnt2202012202013雙線地面干渠面hydnt2202022202022單線高于地面干渠線hydnt2202022202023雙線高于地面干渠面hydnt2203012203012地面支渠線hydnt2203022203022高于地面支渠線hydnt2204002204002坎兒井線hydnt2205002205001渠首口有向點hydlk220500220500
4、2渠首線hydlk2206002206001不依比例尺輸水渡槽有向點hydlk2206002206002依比例尺輸水渡槽線hydlk2207002207002輸水隧道線hydlk2208002208002倒虹吸線hydlk2209002209002涵洞線hydlk2210002210002單線干溝線hydnt2210002210003雙線干溝面hydnt2290002290001溝渠注記點annlk2300002300000湖泊2301012301013湖泊面hydnt2301022301023池塘面hydnt230200230
5、2003時令湖面hydnt2303002303003干涸湖面hydnt2390002390001湖泊注記點annlk2400002400000水庫2401012401013水庫面hydnt2401022401023建筑中水庫面hydnt2402002402003溢洪道面hydnt2403002403001泄洪洞、出水口有向點hydlk2490002490001水庫注記點annlk2600002600000其他水系要素2601002601002水系交匯處線hydnt2602002602003河、湖島面hydnt2603002603
6、003沙洲面hydnt2604002604002高水界線hydlk2605002605003岸灘沙泥灘面hydnt2605002605103岸灘沙礫灘面hydnt2605002605203岸灘沙灘面hydnt2605002605303岸灘泥灘面hydnt2606002606003水中灘沙灘面hydnt2606002606103水中灘石灘面hydnt2606002606203水中灘沙礫灘面hydnt2606002606303水中灘沙泥灘面hydnt2607002607001泉有向點hydlk2608002608001不依比例尺水井
7、點hydlk2608002608003依比例尺水井面hydnt2609002609001地?zé)峋chydlk2610002610001不依比例尺貯水池、水窖點hydlk2610002610003依比例尺貯水池、水窖面hydnt2611002611001不依比例尺瀑布、跌水有向點hydlk2611002611002依比例尺瀑布、跌水線hydlk2612012612013能通行沼澤、濕地面hydnt2612022612023不能通行沼澤、濕地面hydnt2613012613011河流流向有向點hydlk2613022613021溝渠流
8、向有向點hydlk2613032613031潮汐漲潮流向有向點hydlk2613032613131潮汐落潮流向有向點hydlk2690002690001其他水系要素注記點anolk2700002700000水利及附屬設(shè)施2701012701012不依比例尺干堤線
