圆管涵顶推法施工在公路养护中的应用

,21,20013JournalofZhejiangVocationalandTechnicalInstituteofTransportationVol.2NO.1,Mar.2001:2001-11-12:(1948-),,(321000),,,,,,,U41815A1,,,,,,,,,,,,,,1500020000104,79m(),,,,,,1020%,,,,,1987(7m),199610420001041549k+740,,2::211,,,,,,,,,,©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.,,212,,,,,,,1/31/4,,,,,,3311,,,,,,312,,,,90cm,,90cm,,313(:),,,1041594+740415m;1615m,1015m,80cm,61280cm,417,1152412%,,,4,:411,,,,,,,412,,413,,,,ApplicationofPipeThrustingMethodintheMaintenanceofHighwaysWangXintang(ShaoxingHighwayAdministrationofZhejiangProvince,Shaoxing312000,China)AbstractThepaperintroducesausefulmethodtorebuildoraddapipeculvertinroadÄsmaintenance.AnalyzethemethodÄsadvantagesespeciallyinheavytrafficandnarrowsubgraderoads.Givemangadviceonhowtousethismethod.KeywordsHighwayspipeculvertpipethrustingmethodconstruction()41©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.