shangshuyanjiurenshiqiangtiao，gongluyanghuzijinquekoushijiaotongxingyeyanjiuduonian，danshizhongcunzaidewenti。jichusheshilaolinghuahezijindebuzushidegongludeanquanyinhuanzhunianjiaju。gengweiyanjundeshi，yujiweilaizhenzhengdefengxiangaofengqijiangkenengchuxianzai2040nianzhi2045nian，yinweishuinihegangjindouyoutedingdeshiyongshouming，erzhongguocong2000niankaishidedaguimojianshe，dao2030nianyejiangluxunianman30nian，jieshishuinidezhiliangwentihuizhujianxianxian。suizheshijiantuiyizhi40nian、50nian，gengduoqianzaifengxianyehuibaoluchulai。上(shang)述(shu)研(yan)究(jiu)人(ren)士(shi)强(qiang)调(tiao)，(，)公(gong)路(lu)养(yang)护(hu)资(zi)金(jin)缺(que)口(kou)是(shi)交(jiao)通(tong)行(xing)业(ye)研(yan)究(jiu)多(duo)年(nian)，(，)但(dan)始(shi)终(zhong)存(cun)在(zai)的(de)问(wen)题(ti)。(。)基(ji)础(chu)设(she)施(shi)老(lao)龄(ling)化(hua)和(he)资(zi)金(jin)的(de)不(bu)足(zu)使(shi)得(de)公(gong)路(lu)的(de)安(an)全(quan)隐(yin)患(huan)逐(zhu)年(nian)加(jia)剧(ju)。(。)更(geng)为(wei)严(yan)峻(jun)的(de)是(shi)，(，)预(yu)计(ji)未(wei)来(lai)真(zhen)正(zheng)的(de)风(feng)险(xian)高(gao)峰(feng)期(qi)将(jiang)可(ke)能(neng)出(chu)现(xian)在(zai)2(2)04(4)0年(nian)至(zhi)2(2)04(4)5(5)年(nian)，(，)因(yin)为(wei)水(shui)泥(ni)和(he)钢(gang)筋(jin)都(dou)有(you)特(te)定(ding)的(de)使(shi)用(yong)寿(shou)命(ming)，(，)而(er)中(zhong)国(guo)从(cong)2(2)000年(nian)开(kai)始(shi)的(de)大(da)规(gui)模(mo)建(jian)设(she)，(，)到(dao)2(2)03(3)0年(nian)也(ye)将(jiang)陆(lu)续(xu)年(nian)满(man)3(3)0年(nian)，(，)届(jie)时(shi)水(shui)泥(ni)的(de)质(zhi)量(liang)问(wen)题(ti)会(hui)逐(zhu)渐(jian)显(xian)现(xian)。(。)随(sui)着(zhe)时(shi)间(jian)推(tui)移(yi)至(zhi)4(4)0年(nian)、(、)5(5)0年(nian)，(，)更(geng)多(duo)潜(qian)在(zai)风(feng)险(xian)也(ye)会(hui)暴(bao)露(lu)出(chu)来(lai)。(。)