Ntinye ngwaahịa
Ngwunye eriri ala: Mgbe ị na-eji usoro ịkwanye cantilever iji wuo àkwà mmiri, wụnye nkwonkwo nkwonkwo ala na nkwonkwo ụkwụ dị ala nke eriri ndu (nose frame) truss, nke mere na njedebe n'ihu nke ntụ ntụ ntụ ahụ na-atụgharị ka ọ kwụsịtụ ngbanwe nke okporo ụzọ nduzi na ọdịiche dị elu dị n'etiti ụlọ akụ abụọ ahụ iji mee ka onye nduzi na-egbuke egbuke jide nkume dị n'akụkụ nke ọzọ.Mkpịsị ụkwụ dị ala nwere ike ime ka akụkụ nke ọ bụla nke truss elu elu ihe dịka 40 cm.
ZhenJiang Great Wall Heavy Industry Technology Co.ltd (ebe a na mgbe a na-akpọ Great Wall ) dị na Zhenjiang obodo, South nke Yangtze River, nke Yangtze River Delta Economic zone, nwe ọdụ ụgbọ okporo ígwè nke Shanghai-Nanjing na Shanghai-Beijing High-ọsọ ụgbọ okporo ígwè;kilomita 30 site na ọdụ ụgbọ mmiri Zhenjiang, kilomita 50 site na ọdụ ụgbọ elu Changzhou, kilomita 70 site na ọdụ ụgbọ elu Nanjing, na ọdụ ụgbọ elu YangzhouTaizhou;Great Wall agafeela Asambodo Sistemụ Njikwa Ogo ISO;WPS ya na welders agafeela asambodo BV;A na-anabata akụrụngwa na ngwaahịa emechara site na International Third Testing Institute dị ka SGS,CCIC,CNAS wdg;Na mgbakwunye, Great Wall nwere ọtụtụ ikike R & D nọọrọ onwe ha.
321-ụdị (British kọmpat-100) prefabricated okporo ụzọ ígwè akwa na 200-Type prefabricated okporo ụzọ ígwè àkwà mmiri ( Bailey bridge) bụ isi ngwaahịa nke Great Wall, nke nwere zuru ezu set nke components mmepụta ahịrị maka zuru ezu bailey àkwà mmiri set.Karịa nke a, Great Wall ewepụtala ụdị nnukwu akwa akwa akwa akwa akwa D-Type nke otu ogologo ya nwere ike iru mita 91, wee mechaa ule ibu ugbua na ngwa injinia nke akwa mmiri niile.
