为(Wei)什(Shi)么(Me)检(Jian)查(Cha)井(Jing)会(Hui)出(Chu)现(Xian)引(Yin)起(Qi)路(Lu)面(Mian)破(Po)损(Sun)的(De)问(Wen)题(Ti)呢(Ne)?(?)
(?) (?)随(Sui)着(Zhuo)城(Cheng)市(Shi)现(Xian)代(Dai)化(Hua)程(Cheng)度(Du)的(De)不(Bu)断(Duan)提(Ti)高(Gao),(?)各(Ge)类(Lei)市(Shi)政(Zheng)公(Gong)用(Yong)管(Guan)道(Dao)越(Yue)来(Lai)越(Yue)多(Duo),(?)在(Zai)路(Lu)面(Mian)上(Shang)所(Suo)设(She)的(De)各(Ge)类(Lei)管(Guan)网(Wang)的(De)检(Jian)查(Cha)井(Jing)也(Ye)随(Sui)之(Zhi)增(Zeng)多(Duo),(?)检(Jian)查(Cha)井(Jing)引(Yin)起(Qi)路(Lu)面(Mian)破(Po)损(Sun)的(De)问(Wen)题(Ti)普(Pu)遍(Bian)存(Cun)在(Zai),(?)一(Yi)定(Ding)程(Cheng)度(Du)上(Shang)影(Ying)响(Xiang)道(Dao)路(Lu)景(Jing)观(Guan)、(?)行(Xing)车(Che)安(An)全(Quan)和(He)市(Shi)民(Min)生(Sheng)活(Huo)的(De)情(Qing)况(Kuang)。(?)
(?) (?)施(Shi)工(Gong)工(Gong)艺(Yi)是(Shi)检(Jian)查(Cha)井(Jing)质(Zhi)量(Liang)控(Kong)制(Zhi)消(Xiao)除(Chu)病(Bing)害(Hai)的(De)关(Guan)键(Jian)环(Huan)节(Jie),(?)施(Shi)工(Gong)质(Zhi)量(Liang)的(De)优(You)劣(Lie)直(Zhi)接(Jie)影(Ying)响(Xiang)着(Zhuo)检(Jian)查(Cha)井(Jing)的(De)使(Shi)用(Yong)效(Xiao)果(Guo)。(?)其(Qi)原(Yuan)因(Yin)主(Zhu)要(Yao)存(Cun)在(Zai)以(Yi)下(Xia)几(Ji)个(Ge)方(Fang)面(Mian):(?)
(?) (?)(1)检(Jian)查(Cha)井(Jing)地(Di)基(Ji)承(Cheng)载(Zai)力(Li)不(Bu)够(Gou)。(?)路(Lu)面(Mian)上(Shang)的(De)重(Zhong)力(Li)动(Dong)荷(He)载(Zai)是(Shi)通(Tong)过(Guo)检(Jian)查(Cha)井(Jing)的(De)井(Jing)盖(Gai)传(Chuan)至(Zhi)检(Jian)查(Cha)井(Jing)井(Jing)体(Ti),(?)再(Zai)通(Tong)过(Guo)井(Jing)体(Ti)垂(Chui)直(Zhi)作(Zuo)用(Yong)于(Yu)地(Di)基(Ji)上(Shang),(?)即(Ji)路(Lu)面(Mian)检(Jian)查(Cha)井(Jing)上(Shang)的(De)车(Che)荷(He)载(Zai)主(Zhu)要(Yao)是(Shi)作(Zuo)用(Yong)在(Zai)检(Jian)查(Cha)井(Jing)地(Di)基(Ji)上(Shang)的(De)。(?)这(Zhe)就(Jiu)要(Yao)求(Qiu)检(Jian)查(Cha)井(Jing)地(Di)基(Ji)的(De)承(Cheng)载(Zai)力(Li)应(Ying)达(Da)到(Dao)一(Yi)定(Ding)的(De)强(Qiang)度(Du),(?)否(Fou)则(Ze)在(Zai)上(Shang)部(Bu)长(Chang)时(Shi)间(Jian)动(Dong)荷(He)载(Zai)的(De)作(Zuo)用(Yong)下(Xia),(?)地(Di)基(Ji)土(Tu)就(Jiu)会(Hui)被(Bei)压(Ya)缩(Suo)下(Xia)沉(Chen),(?)致(Zhi)使(Shi)检(Jian)查(Cha)井(Jing)整(Zheng)体(Ti)下(Xia)沉(Chen) ,(?)检(Jian)查(Cha)井(Jing)出(Chu)现(Xian)凹(Ao)陷(Xian),(?)路(Lu)面(Mian)不(Bu)平(Ping)整(Zheng)
(?) (?)(2)压(Ya)实(Shi)度(Du)不(Bu)达(Da)标(Biao)。(?)路(Lu)面(Mian)结(Jie)构(Gou)与(Yu)检(Jian)查(Cha)井(Jing)的(De)刚(Gang)度(Du)相(Xiang)差(Cha)大(Da),(?)存(Cun)在(Zai)刚(Gang)性(Xing)与(Yu)柔(Rou)性(Xing)转(Zhuan)换(Huan)问(Wen)题(Ti)。(?)保(Bao)证(Zheng)井(Jing)周(Zhou)回(Hui)填(Tian)土(Tu)压(Ya)实(Shi)度(Du)至(Zhi)关(Guan)重(Zhong)要(Yao)。(?)根(Gen)据(Ju)《(?)给(Gei)水(Shui)排(Pai)水(Shui)工(Gong)程(Cheng)构(Gou)筑(Zhu)物(Wu)施(Shi)工(Gong)及(Ji)验(Yan)收(Shou)规(Gui)范(Fan)》(?)(GB50141—(?)2008) ,(?)检(Jian)查(Cha)井(Jing)周(Zhou)围(Wei)回(Hui)填(Tian)土(Tu)的(De)压(Ya)实(Shi)度(Du)应(Ying)当(Dang)与(Yu)道(Dao)路(Lu)基(Ji)层(Ceng)压(Ya)实(Shi)度(Du)相(Xiang)同(Tong),(?)即(Ji)压(Ya)实(Shi)度(Du)应(Ying)大(Da)于(Yu)等(Deng)于(Yu) 95 %(重(Zhong)型(Xing)压(Ya)实(Shi)标(Biao)准(Zhun)),(?)但(Dan)在(Zai)井(Jing)施(Shi)工(Gong)过(Guo)程(Cheng)中(Zhong)普(Pu)遍(Bian)做(Zuo)法(Fa)是(Shi)在(Zai)井(Jing)筒(Tong)砌(Qi)筑(Zhu)完(Wan)成(Cheng)后(Hou),(?)井(Jing)与(Yu)工(Gong)作(Zuo)坑(Keng)之(Zhi)间(Jian)距(Ju)离(Li)狭(Xia)小(Xiao),(?)导(Dao)致(Zhi)机(Ji)械(Xie)碾(Nian)压(Ya)困(Kun)难(Nan) ,(?)一(Yi)般(Ban)绕(Rao)过(Guo)井(Jing)一(Yi)定(Ding)距(Ju)离(Li)碾(Nian)压(Ya);而(?)人(Ren)工(Gong)夯(Hang)实(Shi)又(You)难(Nan) 以(Yi)控(Kong)制(Zhi)质(Zhi)量(Liang),(?)从(Cong)而(?)导(Dao)致(Zhi)井(Jing)周(Zhou)回(Hui)填(Tian)土(Tu)在(Zai)使(Shi)用(Yong)过(Guo)程(Cheng)中(Zhong)逐(Zhu)渐(Jian)沉(Chen)降(Jiang),(?)引(Yin)起(Qi)井(Jing)周(Zhou)路(Lu)面(Mian)下(Xia)沉(Chen),(?)检(Jian)查(Cha)井(Jing)四(Si)周(Zhou)开(Kai)裂(Lie)。(?)
(?) (?)(3)施(Shi)工(Gong)时(Shi)高(Gao)程(Cheng)控(Kong)制(Zhi)不(Bu)严(Yan)格(Ge)及(Ji)施(Shi)工(Gong)工(Gong)期(Qi)的(De)压(Ya)缩(Suo)。(?)很(Hen)多(Duo)施(Shi)工(Gong)单(Dan)位(Wei)都(Du)是(Shi)在(Zai)道(Dao)路(Lu)侧(Ce)石(Shi)砌(Qi)筑(Zhu)完(Wan)成(Cheng)后(Hou),(?)参(Can)照(Zhao)侧(Ce)石(Shi)的(De)标(Biao)高(Gao)确(Que)定(Ding)井(Jing)盖(Gai)的(De)标(Biao)高(Gao)。(?)忽(Hu)略(Lue)了(Liao)道(Dao)路(Lu)的(De)横(Heng)向(Xiang)坡(Po)度(Du),(?)使(Shi)井(Jing)盖(Gai)标(Biao)高(Gao)和(He)道(Dao)路(Lu)设(She)计(Ji)标(Biao)高(Gao)不(Bu)协(Xie)调(Diao),(?)检(Jian)查(Cha)井(Jing)盖(Gai)高(Gao)出(Chu)或(Huo)低(Di)于(Yu)路(Lu)面(Mian),(?)在(Zai)使(Shi)用(Yong)过(Guo)程(Cheng)中(Zhong)受(Shou)到(Dao)车(Che)辆(Liang)荷(He)载(Zai)冲(Chong)击(Ji)作(Zuo)用(Yong)后(Hou)会(Hui)加(Jia)剧(Ju)井(Jing)盖(Gai)与(Yu)井(Jing)周(Zhou)路(Lu)面(Mian)的(De)不(Bu)均(Jun)匀(Yun)沉(Chen)降(Jiang)。(?)
(?) (?)(4)市(Shi)政(Zheng)道(Dao)路(Lu)行(Xing)业(Ye)的(De)施(Shi)工(Gong)工(Gong)期(Qi)压(Ya)缩(Suo)也(Ye)是(Shi)造(Zao)成(Cheng)检(Jian)查(Cha)井(Jing)病(Bing)害(Hai)的(De)一(Yi)个(Ge)不(Bu)容(Rong)忽(Hu)视(Shi)的(De)原(Yuan)因(Yin)。(?)混(Hun)凝(Ning)土(Tu)达(Da)到(Dao)设(She)计(Ji)强(Qiang)度(Du)所(Suo)需(Xu)时(Shi)间(Jian)都(Du)在(Zai) 28d 以(Yi)上(Shang),(?)若(Ruo)工(Gong)期(Qi)安(An)排(Pai)不(Bu)合(He)理(Li),(?)在(Zai)混(Hun)凝(Ning)土(Tu)强(Qiang)度(Du)还(Huan)未(Wei)形(Xing)成(Cheng)前(Qian)就(Jiu)进(Jin)行(Xing)碾(Nian)压(Ya),(?)很(Hen)容(Rong)易(Yi)造(Zao)成(Cheng)施(Shi)工(Gong)期(Qi)间(Jian)的(De)破(Po)坏(Huai);另(Ling)一(Yi)方(Fang)面(Mian)养(Yang)护(Hu)时(Shi)间(Jian)达(Da)不(Bu)到(Dao)要(Yao)求(Qiu),(?)施(Shi)工(Gong)单(Dan)位(Wei)为(Wei)避(Bi)免(Mian)重(Zhong)夯(Hang)造(Zao)成(Cheng)井(Jing)身(Shen)变(Bian)形(Xing) ,(?)不(Bu)敢(Gan)对(Dui)井(Jing)周(Zhou)回(Hui)填(Tian)土(Tu)进(Jin)行(Xing)较(Jiao)强(Qiang)夯(Hang)实(Shi)。(?)
上(Shang)一(Yi)篇(Pian):(?)复(Fu)合(He)井(Jing)盖(Gai)与(Yu)水(Shui)泥(Ni)井(Jing)盖(Gai)有(You)什(Shi)么(Me)区(Qu)别(Bie)?(?)
下(Xia)一(Yi)篇(Pian):(?)没(Mei)有(You)了(Liao)