CRTSI無(wú)砟軌道施工時(shí)常見(jiàn)缺失與注意事項(xiàng)課件

1、CRTSI無(wú)砟軌道施工時(shí)常見(jiàn)缺失與注意事項(xiàng)1CRTSI無(wú)砟軌道施工時(shí)常見(jiàn)缺失與注意事項(xiàng)2Basic concept must keep in mindBasic concept must keep in mind必須常記在心的基本觀念必須常記在心的基本觀念 Accuracy / Tolerance requirement: mm evenmm施工精度與誤差要求：毫米甚至毫米以下，施工精度與誤差要求：毫米甚至毫米以下，失之毫厘差之千里失之毫厘差之千里3. Working and inspecting in details細(xì)化施工工藝與檢查：多檢查并及時(shí)整改才能少細(xì)化施工工藝與檢查：多檢查并及時(shí)整

2、改才能少返工。返工。魔鬼藏在細(xì)節(jié)里魔鬼藏在細(xì)節(jié)里 Standardized construction procedures標(biāo)準(zhǔn)化施工工序：謀定而后動(dòng)，一次到位標(biāo)準(zhǔn)化施工工序：謀定而后動(dòng)，一次到位一步錯(cuò)全盤皆輸一步錯(cuò)全盤皆輸CRTSI無(wú)砟軌道施工時(shí)常見(jiàn)缺失與注意事項(xiàng)3Protection on CPIII Bench marksProtection on CPIII Bench marksCPIII CPIII 網(wǎng)控制點(diǎn)的保護(hù)網(wǎng)控制點(diǎn)的保護(hù)No protection cap applied and Mortar clued onto bolt thread預(yù)埋的預(yù)埋的CPIII 螺栓孔未加螺栓孔

3、未加防護(hù)蓋防護(hù)蓋, ,水泥砂漿粘附孔水泥砂漿粘附孔內(nèi)螺紋內(nèi)螺紋CRTSI無(wú)砟軌道施工時(shí)常見(jiàn)缺失與注意事項(xiàng)4Protection on CPIII Bench marksProtection on CPIII Bench marksCPIII CPIII 網(wǎng)控制點(diǎn)的保護(hù)網(wǎng)控制點(diǎn)的保護(hù)No clearance between CPIII pole and backfilling layerCPIII 控制點(diǎn)立柱與路基回填控制點(diǎn)立柱與路基回填材料之間材料之間, ,未保持凈空未保持凈空CRTSI無(wú)砟軌道施工時(shí)常見(jiàn)缺失與注意事項(xiàng)5Protection on CPIII Bench marksProtec

4、tion on CPIII Bench marksCPIII CPIII 網(wǎng)控制點(diǎn)的保護(hù)網(wǎng)控制點(diǎn)的保護(hù)Scratch found on the CPIII poleCPIII 控制點(diǎn)立柱表面存控制點(diǎn)立柱表面存在碰撞痕跡在碰撞痕跡CRTSI無(wú)砟軌道施工時(shí)常見(jiàn)缺失與注意事項(xiàng)6Protection on CPIII Bench marksProtection on CPIII Bench marksCPIII CPIII 網(wǎng)控制點(diǎn)的保護(hù)網(wǎng)控制點(diǎn)的保護(hù)Out forcing on the CPIII pole施加外力在施加外力在CPIII 控制控制點(diǎn)立柱上點(diǎn)立柱上CRTSI無(wú)砟軌道施工時(shí)常見(jiàn)缺失與注意

5、事項(xiàng)7Preparation and takeover the Deck furniture橋面系附屬構(gòu)件的準(zhǔn)備與移交工作橋面系附屬構(gòu)件的準(zhǔn)備與移交工作Uncleaned formwork plugs on the derailing wall footing防撞墻墻腳防止漏漿的木塞沒(méi)有清除干凈，墻防撞墻墻腳防止漏漿的木塞沒(méi)有清除干凈，墻腳呈現(xiàn)爛根情形腳呈現(xiàn)爛根情形Uncleaned various concrete leaked from the derailing wall footing防撞墻墻腳漏漿的廢渣沒(méi)有清除干凈，墻腳呈防撞墻墻腳漏漿的廢渣沒(méi)有清除干凈，墻腳呈現(xiàn)爛根情形現(xiàn)爛根情形C

6、RTSI無(wú)砟軌道施工時(shí)常見(jiàn)缺失與注意事項(xiàng)8Preparation and takeover the Deck furniture橋面系附屬構(gòu)件的準(zhǔn)備與移交工作橋面系附屬構(gòu)件的準(zhǔn)備與移交工作OCS foundation was cast in two pieces接觸網(wǎng)基礎(chǔ)被分割為接觸網(wǎng)基礎(chǔ)被分割為兩次澆筑，非一體成兩次澆筑，非一體成型澆筑型澆筑CRTSI無(wú)砟軌道施工時(shí)常見(jiàn)缺失與注意事項(xiàng)9Preparation and takeover the Deck furniture橋面系附屬構(gòu)件的準(zhǔn)備與移交工作橋面系附屬構(gòu)件的準(zhǔn)備與移交工作Expansion joint seams of precast

7、 parapet were not match to the inner wall of CIS parapet，then the joint seams broken due to lack of free space for the girder deflection現(xiàn)澆現(xiàn)澆A A墻的伸縮縫與墻的伸縮縫與預(yù)制遮板的伸縮縫未預(yù)制遮板的伸縮縫未對(duì)齊，因梁體撓度變對(duì)齊，因梁體撓度變化造成化造成A A墻與遮板無(wú)墻與遮板無(wú)伸縮空間而積壓破損伸縮空間而積壓破損CRTSI無(wú)砟軌道施工時(shí)常見(jiàn)缺失與注意事項(xiàng)10Multi construction properties arrangement同一同一施工作業(yè)

8、面多種作業(yè)項(xiàng)目與工序的安排施工作業(yè)面多種作業(yè)項(xiàng)目與工序的安排Precast concrete fence installation also ongoing預(yù)制混凝土柵欄也在安裝預(yù)制混凝土柵欄也在安裝Unfinished concrete foundation of Electricity pole接觸網(wǎng)基礎(chǔ)尚未完成接觸網(wǎng)基礎(chǔ)尚未完成Wooden sleepers installed for track way of Gantry Crane 龍門吊行走鋼軌的枕木已安龍門吊行走鋼軌的枕木已安裝到位裝到位Temporary electricity cable臨時(shí)用電的電纜線不規(guī)范臨時(shí)用電的電纜線

9、不規(guī)范CRTSI無(wú)砟軌道施工時(shí)常見(jiàn)缺失與注意事項(xiàng)11Roughness treatment on Bridge deckRoughness treatment on Bridge deck橋面的鑿毛工作橋面的鑿毛工作Chipping the bridge deck by pneumatic pick, chipping proportion less than specified 75%使用風(fēng)鎬鑿毛，鑿毛面積未達(dá)使用風(fēng)鎬鑿毛，鑿毛面積未達(dá)75%的規(guī)定的規(guī)定Chipping the bridge deck by concrete scrubber, but done in wrong metho

10、dology使用使用鑿毛機(jī)鑿毛機(jī)鑿毛，但方法錯(cuò)誤使得鑿毛，但方法錯(cuò)誤使得梁面形梁面形成猶如鉆掘產(chǎn)生的孔洞成猶如鉆掘產(chǎn)生的孔洞CRTSI無(wú)砟軌道施工時(shí)常見(jiàn)缺失與注意事項(xiàng)12Roughness treatment on Bridge deck橋面的鑿毛工作橋面的鑿毛工作Roughness treatment applied on the waterproofing area設(shè)計(jì)上需要鋪設(shè)防水層設(shè)計(jì)上需要鋪設(shè)防水層的位置也進(jìn)行了鑿毛的位置也進(jìn)行了鑿毛CRTSI無(wú)砟軌道施工時(shí)常見(jiàn)缺失與注意事項(xiàng)13Roughness treatment on Bridge deck橋面的鑿毛工作橋面的鑿毛工作Uncle

11、aned waste hardened concrete after roughness treatment橋面上澆置橋面上澆置ABAB墻時(shí)遺留硬墻時(shí)遺留硬固的混凝土殘?jiān)辞謇砀晒痰幕炷翚堅(jiān)辞謇砀蓛?，直接在殘?jiān)翔徝珒簦苯釉跉堅(jiān)翔徝獵RTSI無(wú)砟軌道施工時(shí)常見(jiàn)缺失與注意事項(xiàng)14Tool rail and steel frame軌排框架與工具軌軌排框架與工具軌No timber installed between tool rail and steel frame during stockpiling軌排框架采硬碰硬的直接堆軌排框架采硬碰硬的直接堆疊，未使用方木隔離疊，未使用方木隔離CR

12、TSI無(wú)砟軌道施工時(shí)常見(jiàn)缺失與注意事項(xiàng)15Tool rail and steel frame軌排框架與工具軌軌排框架與工具軌Deformation and disfeatured tool rail工具軌損傷與變形工具軌損傷與變形CRTSI無(wú)砟軌道施工時(shí)常見(jiàn)缺失與注意事項(xiàng)16Expansion joint seal and steel channel installation伸縮縫耐候型鋼與橡膠密封帶的安裝伸縮縫耐候型鋼與橡膠密封帶的安裝Exposure of the steel channel causing the gap distance different from concrete

13、base layer伸縮縫耐候型鋼突出，伸縮縫耐候型鋼間隙與伸縮縫耐候型鋼突出，伸縮縫耐候型鋼間隙與底座板間隙不同底座板間隙不同Designed gap distance of the expansion joint and concrete base layer伸縮縫耐候型鋼突出，伸縮縫耐候型鋼間隙與伸縮縫耐候型鋼突出，伸縮縫耐候型鋼間隙與底座板間隙不同底座板間隙不同CRTSI無(wú)砟軌道施工時(shí)常見(jiàn)缺失與注意事項(xiàng)17Expansion joint and steel channel installation伸縮縫耐候型鋼與橡膠密封帶的安裝伸縮縫耐候型鋼與橡膠密封帶的安裝Pre-installed

14、 expansion joint seal collecting waste materials on it and difficult to clean預(yù)先安裝的伸縮縫橡膠密封預(yù)先安裝的伸縮縫橡膠密封帶在施工過(guò)程中會(huì)有各種廢帶在施工過(guò)程中會(huì)有各種廢渣堆集，日久后難以清理渣堆集，日久后難以清理Uneven cast concrete partition wall of the electricity channel intruding or away from expansion joint橋面電纜槽及橋面電纜槽及ABAB墻，部分安墻，部分安坐在伸縮縫橡膠密封帶上，坐在伸縮縫橡膠密封帶上，部分

15、未將耐候型鋼嵌入部分未將耐候型鋼嵌入CRTSI無(wú)砟軌道施工時(shí)常見(jiàn)缺失與注意事項(xiàng)18Expansion joint and steel channel installation伸縮縫耐候型鋼與橡膠密封帶的安裝伸縮縫耐候型鋼與橡膠密封帶的安裝Unbalanced tensile forcing on the expansion joint seal and causing deformation伸縮縫耐候型鋼安裝不對(duì)稱，伸縮縫間隙未考伸縮縫耐候型鋼安裝不對(duì)稱，伸縮縫間隙未考慮安裝橡膠密封帶時(shí)的環(huán)境溫度與橡膠密封帶慮安裝橡膠密封帶時(shí)的環(huán)境溫度與橡膠密封帶的尺寸匹配，橡膠密封帶扭曲變形的尺寸匹配，橡膠

16、密封帶扭曲變形Design requirement of the expansion seal installation設(shè)計(jì)要求的伸縮縫橡膠密封帶安裝規(guī)定設(shè)計(jì)要求的伸縮縫橡膠密封帶安裝規(guī)定CRTSI無(wú)砟軌道施工時(shí)常見(jiàn)缺失與注意事項(xiàng)19Expansion joint and steel channel installation伸縮縫耐候型鋼與橡膠密封帶的安裝伸縮縫耐候型鋼與橡膠密封帶的安裝Incompletely inserted expansion joint seal伸縮縫橡膠密封的嵌條，未伸縮縫橡膠密封的嵌條，未完全嵌入耐候型鋼的卡槽內(nèi)完全嵌入耐候型鋼的卡槽內(nèi)CRTSI無(wú)砟軌道施工時(shí)常見(jiàn)缺

17、失與注意事項(xiàng)20Geotextile installation of Track slab construction無(wú)砟軌道軌道板施工無(wú)砟軌道軌道板施工- -土工布隔離層安裝土工布隔離層安裝Late removed fixing nail串釘拔除時(shí)機(jī)太晚串釘拔除時(shí)機(jī)太晚CRTSI無(wú)砟軌道施工時(shí)常見(jiàn)缺失與注意事項(xiàng)21Rebar installation of Track slab construction無(wú)砟軌道軌道板施工無(wú)砟軌道軌道板施工- -鋼筋安裝鋼筋安裝Lack accurate of fabrication angle and sizes 裁切尺寸與加工彎折角度的精裁切尺寸與加工彎折角

18、度的精度不良度不良CRTSI無(wú)砟軌道施工時(shí)常見(jiàn)缺失與注意事項(xiàng)22Rebar installation of Track slab construction無(wú)砟軌道軌道板施工無(wú)砟軌道軌道板施工- -鋼筋安裝鋼筋安裝Defective insulation絕緣不良絕緣不良CRTSI無(wú)砟軌道施工時(shí)常見(jiàn)缺失與注意事項(xiàng)23Rebar installation of Track slab construction無(wú)砟軌道軌道板施工無(wú)砟軌道軌道板施工- -鋼筋安裝鋼筋安裝Lack of concrete cover混凝土保護(hù)層不足混凝土保護(hù)層不足CRTSI無(wú)砟軌道施工時(shí)常見(jiàn)缺失與注意事項(xiàng)24Concrete

19、 curing of Track slab construction無(wú)砟軌道軌道板施工無(wú)砟軌道軌道板施工- -混凝土養(yǎng)護(hù)混凝土養(yǎng)護(hù)Lack of continue moistening未保持混凝土濕潤(rùn)的連續(xù)性未保持混凝土濕潤(rùn)的連續(xù)性CRTSI無(wú)砟軌道施工時(shí)常見(jiàn)缺失與注意事項(xiàng)25Suggestion of construction optimization施工優(yōu)化的建議施工優(yōu)化的建議- -橋面板鑿毛時(shí)的防塵橋面板鑿毛時(shí)的防塵Install cover and vacuum on the concrete scrubber to prevent dust pollution安裝防護(hù)罩及吸塵安裝防護(hù)

20、罩及吸塵機(jī)在鑿毛機(jī)上，及機(jī)在鑿毛機(jī)上，及時(shí)將鑿毛時(shí)的塵土?xí)r將鑿毛時(shí)的塵土收集在吸塵機(jī)的集收集在吸塵機(jī)的集塵袋內(nèi)，防止鑿毛塵袋內(nèi)，防止鑿毛時(shí)的塵土飛揚(yáng)時(shí)的塵土飛揚(yáng)CRTSI無(wú)砟軌道施工時(shí)常見(jiàn)缺失與注意事項(xiàng)26Suggestion of construction optimization施工優(yōu)化的建議施工優(yōu)化的建議- -底座板施工底座板施工Water stop wall擋水臺(tái)Starter bar for Water stop wall擋水臺(tái)預(yù)留筋Starter steel groove for Expansion joint seal伸縮縫橡膠帶耐候型鋼Install starter bar n

21、ear expansion joint end of the concrete base layer to prevent crack occurred at the joint between the base concrete layer and water stop wall底座板施工時(shí)在梁端伸縮縫底座板施工時(shí)在梁端伸縮縫處的左右兩側(cè)安裝擋水臺(tái)的處的左右兩側(cè)安裝擋水臺(tái)的接茬筋，避免未來(lái)因列車行接茬筋，避免未來(lái)因列車行走時(shí)的震動(dòng)與溫差，造成底走時(shí)的震動(dòng)與溫差，造成底座板與擋水臺(tái)接縫處的開(kāi)裂座板與擋水臺(tái)接縫處的開(kāi)裂CRTSI無(wú)砟軌道施工時(shí)常見(jiàn)缺失與注意事項(xiàng)27Suggestion of co

22、nstruction optimization施工優(yōu)化的建議施工優(yōu)化的建議- -軌道板鋼筋問(wèn)題軌道板鋼筋問(wèn)題Designed upper layer and lower layer rebar were in same size and length, the hooks joint together became complicated at corner. It causing different concrete cover on side and the rebar cage will not be quadrated shape. Especially 4 hooks fixed a

23、t corners.設(shè)計(jì)鋼筋籠上下層鋼筋長(zhǎng)設(shè)計(jì)鋼筋籠上下層鋼筋長(zhǎng)度相同，因此在軌道板四度相同，因此在軌道板四周的立面彎鉤都會(huì)出現(xiàn)互周的立面彎鉤都會(huì)出現(xiàn)互相干擾，特別是四個(gè)角落相干擾，特別是四個(gè)角落鋼筋彎鉤的綁扎變得極其鋼筋彎鉤的綁扎變得極其復(fù)雜，造成同一根鋼筋有復(fù)雜，造成同一根鋼筋有不同的保護(hù)層的現(xiàn)象；且不同的保護(hù)層的現(xiàn)象；且鋼筋籠整體無(wú)法形成方正鋼筋籠整體無(wú)法形成方正的主體的主體CRTSI無(wú)砟軌道施工時(shí)常見(jiàn)缺失與注意事項(xiàng)28Suggestion of construction optimization施工優(yōu)化的建議施工優(yōu)化的建議- -軌道板鋼筋調(diào)整方案軌道板鋼筋調(diào)整方案-1-1Modify

24、all the rebar to two different lengths as upper layer rebar longer than lower layer 統(tǒng)一將鋼筋籠上下層鋼筋長(zhǎng)度調(diào)統(tǒng)一將鋼筋籠上下層鋼筋長(zhǎng)度調(diào)整成上層筋較下層筋長(zhǎng)，以上包整成上層筋較下層筋長(zhǎng)，以上包下的形式形成箍下的形式形成箍Plan view 平面效果模擬平面效果模擬Vertical view 立面效果模擬立面效果模擬3D view 立體效果模擬立體效果模擬Longitudinal bar 縱向鋼筋縱向鋼筋Horizontal bar 橫向鋼筋橫向鋼筋CRTSI無(wú)砟軌道施工時(shí)常見(jiàn)缺失與注意事項(xiàng)29Suggestion of construction optimization施工優(yōu)化的建議施工優(yōu)化的建議- -軌道板鋼筋調(diào)整方案軌道板鋼筋調(diào)整方案-2-2Combine the upper and lower layer horizontal bar to be closed stirrup if there is no problem with the electricity insulation between each single one of them an