首都国际机场T3A航站楼门式桅杆吊装技术.pdf

2cfe+ rr e ffi37t4. ffieftt ffiffi; fi*; *; )1h,ew+)l 2, the fourth insrallrinn tnginaring conpny china mata) abfad:tftis prper describes $e applic*ion of portal masi hoisting teclmologr adqted fd t3a hoject at bijins inteutional airport. the propced teclnolos, is introduced due to conplq construstion corxlitim $ch as technical rcquirrtits of roof systan and cunpla condition of construction site and intefectd procesres. in regad to technicd details of msst hoisting tchnolog, this paper coven the content! of an d-floor slipping stetn, structur design of portal mast, e armngenent of guy mpe, shrp of poial na!t, and dre pmcedm of areembly; in addition, the paper also darify pcautions for oper*ions. according to field faclic, the pnpoeed tehnolos, can resolve the hoisting pmblem when larbfsle cram c$urot adr the dsignated po6itim, d !o ensre |structioo friod ed ssfet. it, e ilewula 3 efi ta# tja, hji fig.2 sliding hsck beam ttfreh 20083-26 tt#6trl ,fhu,fifr ryqilft +ffieffi.r iig.3 suppon uder slidins track elevsrim 3 ir*trftisi+t# | 1 ffifr ? g* (.e, el 7 ) . e 7 etufr*lhnezih fig-? suppon al the bottom of msst elevation 3.4 ffifrnrlfrr 4dfr$*de #jil1lhee)f.+wa:vig*m“, nr eh h hfrj a i f! 7j( le f-,1+9jv,7k+ il,q,68 b! + ffi et6, r.jhf+ e.l 7.fi * f* +, ft e+efi 4,.ffi fr1tffi+;t*9.w4.,tlx1eei6 ffietlfrea.i46e“ 3)#miafue#,m“f*tzjtt zs.om x 50.0m f! +fllt ttu, mffi j:w rc, 6il,fn*, 4 :edllfbff ffi *, &lftr ffi 4tt4 ff + fr *65jn6! 6xfr , 4ietrh. *eaff: 1 ht6lfi. t*tefipa* f*aq6re+ ffdtr trl. i6b riff ,20r, (4) :58-s9,46. ge xiusdons.arplication of doc-like mast sliding rrthod hoisting in pmjcr clndlrdionj. fujian afthitetn & c.orctn ctid,2ol, (a),5e-59,a6. (in chinee) t 2 i *e.f.nr jfrffifft frw#*f,*+deeg4eef lje*, 2002,(3),1-3,12. wu ftongxian . ruising hoieling supr heavy ieactor