Khoom zoo
1. Ceev ceev installation
2. tsis tas yuav ua cov piers
3. Kev txuag nqi
4. tuaj yeem hloov kho
5. Muaj zog ruaj khov
6. Loj loj
Cov khoom siv
Truss girder ncua kev txuas txuas yog feem ntau siv nyob rau hauv cov dej ntws, bays thiab canyons nrog loj spans. Lawv kuj tsim nyog rau thaj chaw cua daj cua dub thiab seismic.
Specification
| Khoom npe: | Truss girder ncua kev kawm ntawv choj |
| lub npe menyuam yaus: | prefabricated txoj kev loj steel choj, steel ib ntus choj, steel trestle choj; Txoj kev nkag mus ib ntus; choj ib ntus; Bailey choj; |
| qauv: | 321 yam; 200 hom; GW D hom; |
| Feem ntau siv truss daim qauv: | 321 hom Bailey Vaj Huam Sib Luag, 200 hom Bailey Vaj Huam Sib Luag; GW D hom Bailey Vaj Huam Sib Luag, thiab lwm yam. |
| Qhov loj tshaj ib ntu ntawm steel choj tsim: | 300 meters |
| Standard txoj kab dav ntawm steel choj: | Ib txoj kab 4 meters; ob txoj kab 7.35 m; tsim raws li kev xav tau. |
| Load class: | Chav Kawm 10 rau tsheb; Chav Kawm 15 rau tsheb; Chav Kawm 20 rau tsheb; Chav Kawm 50 rau crawlers; Chav Kawm 80 rau trailer; 40 tons rau tsheb kauj vab; AASHTO HS20, HS25-44, HL93, BS5400 HA + HB; Lub nroog-A; Lub nroog-B; Txoj Kev Loj-I; Txoj Kev Loj-II; Indian txuj Class-40; Australia tus qauv T44; Korean standard D24, thiab lwm yam. |
| Tsim: | Raws li qhov sib txawv ntawm kev ncua thiab kev thauj khoom, xaiv qhov tsim nyog kev npaj thiab ncua kev txuas choj. |
| Cov khoom tseem ceeb ntawm steel choj: | GB Q345B |
| Kev sib txuas tus pin khoom: | 30 CrMnTi |
| Connecting bolt qib: | 8.8 qib high-strength bolts; 10.9 qib high-strength bolts. |
| Qhov saum npoo corrosion: | Kub-dip galvanizing; xim; heavy-duty anticorrosive xim rau steel qauv; asphalt xim; anti-skid aggregate kev kho mob ntawm choj lawj, thiab lwm yam. |
| Choj erection method: | Cantilever thawb tawm txoj kev; txoj kev hoisting; txoj kev ntab; nyob rau hauv-situ los ua ke txoj kev; av pawg kev tsim kho, thiab lwm yam. |
| Installation yuav siv sij hawm: | 30-60 hnub ci hnub tom qab abutment thiab lwm yam kev mob tau ntsib (txiav txim siab raws li tus choj ntev thiab qhov chaw nyob) |
| Installation xav tau cov neeg ua haujlwm: | 15-20 tus neeg (txiav txim siab raws li qhov chaw nyob) |
| Cov cuab yeej xav tau rau kev teeb tsa: | cranes, hoists, jacks, saw hoists, welders, generators, thiab lwm yam. |
| Steel choj nta: | Loj span, tsis tas yuav ua choj piers, ceev sib dhos, interchangeable, detachable, lub neej ntev |
| Hla daim ntawv pov thawj: | ISO, CCIC, BV, SGS, CNAS, thiab lwm yam. |
| Executive standard: | JT-T/728-2008 |
| chaw tsim tshuaj paus: | Zhenjiang Great Wall Heavy Kev Lag Luam Technology Co., Ltd. |
| Cov zis txhua xyoo: | 12000 tons |
