（雙語(yǔ)）CPⅢ高程控制測(cè)量

土木工程檢測(cè)技術(shù)專業(yè)教學(xué)資源庫(kù)LearningResourcesforSurveyingTechnologyforCivilEngineeringMajorsCPⅢ高程控制測(cè)量（一）CPIIIElevationControlSurvey

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CPIIIElevationControlSurveyCPⅢ高程控制測(cè)量PreparationforSurveying

測(cè)量前準(zhǔn)備工作任務(wù)描述：根據(jù)1個(gè)已知CPⅢ點(diǎn)高程，按照CPⅢ控制網(wǎng)高程測(cè)量的規(guī)范要求，完成兩個(gè)四邊形中其它5個(gè)CPⅢ點(diǎn)高程。CPIIIElevationControlSurveyCPⅢ高程控制測(cè)量Task:Asshowninthefigurebelow,ifoneCPⅢ

elevationpointisgiven,inaccordancewiththespecificationsofCPⅢcontrolnetworkelevationmeasurement,pleaseconductsurveyingfortheelevationsoftheotherfiveCPⅢpointsintwoadjacentquadrilaterals.

CPIIIElevationControlSurveyCPⅢ高程控制測(cè)量Themeasuringrequirementisthatbased

onthelinesshowninthefigure,youarerequiredtoconductaone-waysecond-classlevelingandrecordingattheodd

and

the

evenstations

alternately.按圖示線路單程奇偶站交替進(jìn)行二等水準(zhǔn)測(cè)量和記錄工作。Adjustmentmethod:For

roundtriptestandverification

the

surveyingordershouldberoute①②⑥⑦⑧④,whileroute③and⑤arethesharedlines.平差方式：按線路①②⑥⑦⑧④，③⑤往返作檢核。1)SitePreparation:場(chǎng)地準(zhǔn)備200301200303200305200302200304200306CPIIIElevationControlSurveyCPⅢ高程控制測(cè)量PreparationforSurveying

測(cè)量前準(zhǔn)備工作Everytwoclosedrectangularhorizontalroutesconsistof6CPⅢpoints.每?jī)蓷l閉合矩形水準(zhǔn)路線由6個(gè)CPⅢ點(diǎn)組成；

Themeasurementsiteissetto10m×60m.Theadjacentpointsareroughlyofthesameheight.

CPIIIElevationControlSurveyCPⅢ高程控制測(cè)量2)PersonnelPreparation:人員準(zhǔn)備Thismeasurementtaskiscompletedby4peoplenumberedas1,2,3,and4;測(cè)量工作由4人共同完成，按順序分別編號(hào)為1、2、3、4號(hào)；eachpersonmustcompletetheobservationandrecordingofatleastonestation(thatis,betweentwoCPⅢpoints).每人至少完成1個(gè)測(cè)站（即兩個(gè)CPⅢ點(diǎn)之間）的觀測(cè)和記錄。Tripod三腳架2mbarcoderuler2m條碼尺DL-2003A50mmeasuringrope

50m測(cè)繩CPIIIElevationControlSurveyCPⅢ高程控制測(cè)量3)InstrumentPreparation:儀器準(zhǔn)備CPIIIElevationControlSurveyCPⅢ高程控制測(cè)量Prepa