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公(gong)路(lu)(lu)、獨立橋(qiao)(qiao)(qiao)梁(liang)(liang)(liang)和(he)隧道(dao)的(de)建(jian)設(she)(she)、經營；城市軌道(dao)及(ji)(ji)(ji)地下工(gong)(gong)程(cheng)(cheng)(cheng)(cheng)建(jian)設(she)(she)；市政(zheng)道(dao)路(lu)(lu)工(gong)(gong)程(cheng)(cheng)(cheng)(cheng)、市政(zheng)公(gong)用工(gong)(gong)程(cheng)(cheng)(cheng)(cheng)、市政(zheng)園林(lin)工(gong)(gong)程(cheng)(cheng)(cheng)(cheng)；建(jian)筑裝(zhuang)修工(gong)(gong)程(cheng)(cheng)(cheng)(cheng)；水(shui)利水(shui)電工(gong)(gong)程(cheng)(cheng)(cheng)(cheng)；生(sheng)態(tai)環境工(gong)(gong)程(cheng)(cheng)(cheng)(cheng)；鋼(gang)結構(gou)及(ji)(ji)(ji)機電工(gong)(gong)程(cheng)(cheng)(cheng)(cheng)；軍民融合(he)工(gong)(gong)程(cheng)(cheng)(cheng)(cheng)；醫療、教(jiao)育、文化等公(gong)共服(fu)務工(gong)(gong)程(cheng)(cheng)(cheng)(cheng)及(ji)(ji)(ji)其他(ta)；基礎(chu)設(she)(she)施(shi)(shi)項(xiang)目建(jian)設(she)(she)、運營以及(ji)(ji)(ji)開展相(xiang)(xiang)關(guan)(guan)工(gong)(gong)程(cheng)(cheng)(cheng)(cheng)施(shi)(shi)工(gong)(gong)總承包(bao)、工(gong)(gong)程(cheng)(cheng)(cheng)(cheng)總承包(bao)、項(xiang)目管(guan)理(li)業務。道(dao)路(lu)(lu)工(gong)(gong)程(cheng)(cheng)(cheng)(cheng)養護、維修、保養；建(jian)筑防(fang)水(shui)；特種(zhong)(zhong)專業加(jia)固（橋(qiao)(qiao)(qiao)梁(liang)(liang)(liang)）及(ji)(ji)(ji)上述有(you)(you)關(guan)(guan)設(she)(she)備租(zu)賃(lin)；道(dao)路(lu)(lu)及(ji)(ji)(ji)橋(qiao)(qiao)(qiao)梁(liang)(liang)(liang)檢測及(ji)(ji)(ji)有(you)(you)關(guan)(guan)設(she)(she)備租(zu)賃(lin)；交(jiao)通(tong)安全設(she)(she)施(shi)(shi)、收(shou)費設(she)(she)施(shi)(shi)的(de)生(sheng)產、加(jia)工(gong)(gong)、安裝(zhuang)、銷(xiao)售(shou)；橋(qiao)(qiao)(qiao)梁(liang)(liang)(liang)伸縮縫產品及(ji)(ji)(ji)其他(ta)橋(qiao)(qiao)(qiao)梁(liang)(liang)(liang)附(fu)件(jian)（包(bao)括橋(qiao)(qiao)(qiao)梁(liang)(liang)(liang)橡膠產品、密封條(tiao)、彈性(xing)元(yuan)件(jian)、防(fang)水(shui)材料、支座、錨具、鋼(gang)絞線(xian)、鋼(gang)模板、特種(zhong)(zhong)混凝土）生(sheng)產、加(jia)工(gong)(gong)、銷(xiao)售(shou)、安裝(zhuang)及(ji)(ji)(ji)相(xiang)(xiang)應技(ji)術(shu)服(fu)務；大型鋼(gang)結構(gou)及(ji)(ji)(ji)機械加(jia)工(gong)(gong)產品的(de)生(sheng)產及(ji)(ji)(ji)銷(xiao)售(shou)；工(gong)(gong)程(cheng)(cheng)(cheng)(cheng)材料的(de)經營與銷(xiao)售(shou)（鋼(gang)筋(jin)、水(shui)泥、瀝青(qing)、砂石(shi)料、木材）；公(gong)路(lu)(lu)橋(qiao)(qiao)(qiao)梁(liang)(liang)(liang)新(xin)技(ji)術(shu)、新(xin)材料、新(xin)工(gong)(gong)藝的(de)技(ji)術(shu)開發及(ji)(ji)(ji)服(fu)務；施(shi)(shi)工(gong)(gong)勞(lao)務分包(bao)；房屋租(zu)賃(lin)、機械設(she)(she)備租(zu)賃(lin)服(fu)務。（依法須經批準的(de)項(xiang)目，經相(xiang)(xiang)關(guan)(guan)部門批準后方可開展經營活動）。