大型园林景观工程精细土方计算方法

325200910GEOMATICS&SPATIALINFORMATIONTECHNOLOGYVol.32,No.5Oct.,2009:2008-11-10:(1971-),,,,,1994,1,1,2(1.,210008;2.,210098):,,,,,:;;;:TU986;TU751:B:1672-5867(2009)05-0176-03TheMethodofEarthworkFineCalculationofLarge-scaleLandscapeProjectZHENGYong1,JINHai1,CHENGYu-ying2(1.NanjingLandscapeArchitectureCompany,Nanjing210008,China;2.InstituteofCivilEngineering,HohaiUniversity,Nanjing,210098,China)Abstract:Consideringthefeaturesofthelarge-scalelandscapeproject,thispaperproposedanearthworkcalculationmethodofirreg2ulartriangularnetworkwithcomplexborders.Toimproveaccuracy,themainmeasurestodiscreteelevationpointareforseveralspecialterrainsarediscussed.Combiningwiththemethodandmeasuresofthepracticalapplicationoftheproject,thefinecalculationofthecomplexityregionisrealized,meettheactualneedsoflandscapeengineer.Keywords:landscapeengineer;earthworkcalculation;irregulartriangularnetwork;discreteelevationpoint0,,,[1](DEM)[2][3,4],[5][6],,10%,30%,,,1,(),,,(TIN)1.1Voronoi,,Delaunay,DelaunayDelaunayDelaunayDelaunay,Delaunay,Delaunay,©1994-2011ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(TIN),,Delaunay,,:(1)4Delaunay,;(2),3,,,,1(a),(1)(2),,1(b)1Fig.1Complexbordersdeterminationofearthworkcalculationregion1.3,2(a),2,GHIAEFABCEFGHIABC2(c),AB22Fig.2VolumecalculationoftriangleprismCEF:VGHIABC=SABCAG(1)2(b),ABCEF:VABCEF=13SBCEFAJ=16(BE+CF)BCAJ=13(BE+CF)12BCAJ=13(BE+CF)SABC(2)GHIAEF:VGHIAEF=13SABC(3AG-BE-CF)=13SABC(AG+EH+FI)(3),2(a)GHIAEF323,,2.1(),,3Fig.3Contourdiscretizationoflandscapeproject7715:©1994-2011ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(),5,,,12.4,,,,;,,33.1,30m2,,,,6m,,3.2,,,,,7904,66Fig.6Triangularnetworkoforiginalelevationdata3.3,,,32031,77Fig.7Triangularnetworkofdesignelevationdata3.4,8,11:m3Tab.1EarthworkcalculationresultsofconstructionregionforonelandscapeprojectUnit:m31499017.58604417.4060568.22105399.822293623.60351708.7144442.2058085.113440098.10422131.7057969.64-17966.404123775.91143549.2114602.0119773.305196044.52234166.2019602.7538121.68633314.8142527.0018140.189212.19793173.7585307.0512166.74-7866.70836352.82733438.4364651.52-2914.39(188)8712009©1994-2011ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.),,F4():ZAXXXXXHARXXXXX6),,F4(),3,,,:[1].JJG100-2003[S].:,2004.[2].RTSOTS[G].:,2003.[3]TOPCON.GTS-310GTS-220[G].:TOPCON,2007.[4].NTS-320,NTS-350[G].:,2002.[:](178)4,,,,,,,,,,,:[1],.[M].:,2008.[2],,.DEM[J].,2002,60(1):11-12.[3],,.DTM[J].,2000,9(3):11-12.[4],.3[J].,2006,27(2):22-26.[5],.[J].,2003,21(6):22-23.[6],,,.[J].,2004,25(1):21-22.[:](181),,,,,:[1].JTJ203-2001[S].:,2002.[2].RTK[J].,2003,8(77):32-33.[3],.[J].,2007,2(15):31-32.[4],.GPS[M].:,2005.[:](184)[2].[M].:,2004.[3],,.[J].(),2006,31(2):12-13.[4],,.2[J].(),2004,29(3):11-12.[5].[J].,2000,(10):32-35.[:]8812009©1994-2011ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.