Dee ihe na-aga n'ihu maka paragraf a - Dapu Road Tunnel (), nke a na-akpọbu Huangpu River Tunnel ma ọ bụ Project 651, bụ ọwara ụzọ nke na-aga n'okpuru Osimiri Huangpu n'obodo Shanghai, China. Ọ na-ejikọ Huangpu District na Puxi n'akụkụ Shanghai na Pudong New Area. Ọ nwere ọkpọkọ abụọ, nke mbụ bụ nke e wuru n'agbata afọ 1965 na 1970 ma rụọ ọrụ dị ka ụzọ ụgbọ njem mbụ n'okpuru Osimiri Huangpu na China. Ọwara ahụ nwere uzo abụọ ma na-arụ ọrụ na mbụ na otu uzo na ntụziaka ọ bụla. N'ihi mkpa maka ikike ka ukwuu nke Expo 2010 nke Shanghai
, a wuru ọkpọkọ nke abụọ n'agbata afọ 2009 na 2010 n'ebe ọdịda anyanwụ nke mbụ, mepere na February 11, 2010. Mgbe e meghere ụzọ nke abụọ, a gbanwere ụzọ nke mbụ maka okporo ụzọ na-aga n'ebe ugwu nanị ebe ụzọ ọhụrụ ahụ na-ebufe okporo ụzọ na-aga n'ebe ndịda. Ọwa mmiri ọwụwa anyanwụ, nke na-aga n'ebe ugwu dị ogologo, ebe ọdịda anyanwụ, nke na-aga n'ebe ndịda dị ogologo.