锚杆支护现状及其发展趋势

19320079J.NORTHCHINAUNIV.OFTECH.Vol.19No.3Sept.2007:2006-11-08:,.:.1)1)2)(1),100041,;2),100026,),,.;;TU94+2.,,.,,,,,,,,.18721912,100.,,,,21-,,[12].1,,,,.,[3]:(1),,,,,,,.(2),,.(3),.,,.21872,,100,,.,,..1987,90%,,,,199480%.,,100%,[1,2,4].2050,70,1978,80,90,.90%,100%,[1,2,4].2.1:.,,,[4]:..,,,1.52.5.,:,,;,,;,,...,...,,,,,,.,,,.,.:,,,,.:,,.2.2,,.20,[2,46]:(1).,.(2).,,:.,.,,,,193:,,,50%.(3).2070,,,.,(GB500862001)1..1,,,1.41.61.81.82.02.2:1.8.(4).:17%,,,.,50%100%,,3.,.,65,.,,,,,.,.(5),:;.(6),.,50%,,.,,.,.3,:,.[47]::(),,.(),,,,,,,..1,.():,,,;,,,2919.1,(),(),K2(=Pi/P,Pi,P)K1(=p/,p,).,.()().:,,,.4,,,,,[1,2,47].,.,,,.,,.;.,,,.,,,.,,,...,.,,5.,(),,,,,...,,,..,,,,.,,.393:.3,,.,.,[78]:(1);(2);(3);(4),;(5)(10000kN);(6),;(7);(8);(9);(10)();1,,..:,20052,,..:,20043,,..2.:,20034,,,..,2001,27(11):242285,..,2006,25(8):12721286.,,2006,20(2):582617..,2005,24(21):3803238108,..,2005,(4)StatusQuoofAnchorRodSupportinganditsDevelopmentTrendYaoAiminSunShiguo(CollegeofArchitecturalEngineering,NorthChinaUniv.ofTech.,100041,Beijing,China)AbstractInthisarticle,thewayofproppingupofanchorrodintunnels,pits,minesandthelike,calculationtheoriesandsafetyassessmentareanalyzed.Theexistingproblems,inadequaciesarediscussedandthefuturedevelopmentofanchorrodisstudied.KeyWordsanchorrodsupporting;researchofstatusquo;developmenttrend4919