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Construction Scheme of Highway Gas Tunnel Table of Contents Chapter I Background of Scheme Preparation ――――――― 3 Chapter II XX Gas Tunnel Special Construction Scheme ―― 41. Establishment of XX Tunnel Gas Work Area Construction Management Organization ―― 42. Construction Ventilation ―― 5 III -
Special safety construction scheme for tunnel Special safety construction scheme for tunnel -
Special construction scheme for gas tunnel Yan'an Tunnel is located from Jianhua Town, Ansai County, Yan'an City, Shaanxi Province to Liangcun Township, Baota District, Yan'an City. The nearby villages are Shegou Village, Sanglinwan Village, Jianhua Town, Zhangjiagou Village and Sigou Village, Liangcun Township. The tunnel entrance mileage is DK305+100, the exit mileage is DK314+298, the total length of the tunnel is 9198m, and the maximum burial depth of the tunnel is 228.3m. Our work area undertakes Yan'an -
Various construction schemes and methods of tunnel (gas tunnel) Various construction schemes and methods for tunnels (gas tunnels) Various construction schemes and methods for tunnels (gas tunnels) Various construction schemes and methods for tunnels (gas tunnels) -
Special construction scheme for low gas tunnel The MHSS-1 bid section of the key control project of the new Mengxi Central China railway coal transport corridor is located in Yanchang County, Yan'an City, with the starting and ending mileage of DK379+531 ～ DK391+427, and the total length of 11.896km. Yangshan Tunnel, as the key control project of this section, is a single hole double track tunnel with a total length of 11.668km -
Safety construction scheme for inclined shaft of highway tunnel The project is located in Taining County and Jianning County, Sanming City, northwest of Fujian Province. It starts from Zhukou Town, Taining County, Fujian Province, connects with Fuzhou Yinchuan Expressway, and ends at the boundary between Fujian Province and Jiangxi Province in Jianning County. 1. Geologic structure and adverse geological process The tunnel is tectonically located within the Wuyishan vein uplift zone of Cathaysian system in western Fujian and the western Fujian uplift zone of Neocathaysian system. Long term historical evolution, strong -
Special construction scheme for tunnel safety The special construction scheme for tunnel safety, a very comprehensive special construction scheme for tunnel safety, is worthy of reference. -
Special construction scheme for gas tunnel Yan'an Tunnel is located from Jianhua Town, Ansai County, Yan'an City, Shaanxi Province to Liangcun Township, Baota District, Yan'an City. The nearby villages are Shegou Village, Sanglinwan Village, Jianhua Town, Zhangjiagou Village and Sigou Village, Liangcun Township. The tunnel entrance mileage is DK305+100, the exit mileage is DK314+298, the total length of the tunnel is 9198m, and the maximum burial depth of the tunnel is 228.3m. Our work area undertakes Yan'an -
Special safety construction scheme for tunnel There are two tunnels in our department: Xiawangjia Tunnel starts from ZK76+080 to ZK76+475 on the left line, with a total length of 395m; The right line K76+045 ～ K76+502, with a total length of 457m, starts and ends at Mazita Tunnel: the left line ZK77+436 ～ ZK77+650, with a length of 214m, and the right line K77+449 ～ K -
Tunnel safety construction scheme (Shen Hai) The subgrade, bridge, tunnel and other works of Section A8 of Zhangzhou Tianbao Zhao'an Section of Shenyang Haikou Double Track Railway are mainly tunnel works. The contract section starts from K59+000.00 to K64+900.00 and is 5.9km long; The main quantities of this contract section include: four 835.5m long bridges, four culverts, three passages, and two 6293m long tunnels, -
[Guizhou] Special Construction Scheme for Gas Safety of Arc Tunnel This data is: 2015 Special Plan for Gas Safety of Arc Tunnel in [Guizhou], 154 pages in Word format. The total length of the tunnel is 1209m; The right line tunnel bottom elevation is 1785.273m, and the design elevation of the right line tunnel bottom is 1798.990m, with a total length of 1203m. Construction clearance clearance (width × height) 10.5m × 5m, longitudinal slope of left tunnel 0 -
Gas tunnel scheme and construction specification This document is the gas tunnel scheme and construction specification, which details the gas tunnel construction process, construction specification and safety measures -
Construction organization scheme of gas tunnel The data is the construction organization scheme of gas tunnel, which is complete and worth reference and can be downloaded by designers. -
Various construction schemes and methods for tunnels Various construction schemes and methods of tunnels Various construction schemes and methods of tunnels See the appendix for details -
Construction scheme of a small spacing tunnel The inlet and outlet wall rocks are mainly loose low liquid limit clay and strongly weathered mudstone, and the lithology is loose and cataclastic; The surrounding rock in the middle is argillaceous siltstone, mudstone mixed with fine siltstone, which belongs to soft rock. It is slightly affected by the structure. The rock is weakly weathered, with slightly developed fissures - not developed, the rock mass is relatively complete, and some sections are broken, showing block masonry structure and block stone mosaic structure. -
Special scheme for tunnel construction safety The entrance mileage of Shigangping Tunnel is D1K153+935, the exit mileage is DK156+020, the total length is 2085m, and the center mileage is D1K154+977.5. The tunnel entrance section 1083.878m is located on the left deflection curve with a radius of 9000m, and the exit section 1001.122m is located on a straight line. -
Special Safety Construction Scheme for Ejingguan Tunnel The Ejingguan Tunnel is a long separated two hole one-way two lane tunnel. The left track is 1910m long and the right track is 1915m long. The starting and ending mileage of the left track is SZK+181.46 ～ SZK2+091.46, and the starting and ending mileage of the right track is SZK+183 ～ SZK2+098. The entrance portal of Ejingguan Tunnel is designed as an end wall portal structure -
Special safety construction scheme for tunnel excavation (China Railway) This data is the special safety construction scheme for tunnel excavation (China Railway), 14 pages in total, which is detailed and can be used for reference. -
Special construction scheme for tunnel portal and open cut tunnel safety 1. The structure of the watershed tunnel is a single tunnel two-way driving, with a clearance of 5.0m and a clear width of 9.5m. The starting and ending pile numbers of the tunnel are K20+902 ～ K21+352, with a total length of 450m. The Class III surrounding rock is 127m, the Class IV surrounding rock is 258m, the Class V surrounding rock is 55m, and the open cut tunnel is 10m; 2. The structure of Liangchahe Tunnel is single hole two-way traffic with clearance -
Special construction scheme for Banbian Street gas tunnel Banbianjie Tunnel is located in Taiping Township, Renhe District, Panzhihua. The tunnel is a separate long tunnel. The left track stake number is ZK35+575 ～ ZK37+407, with a total length of 1832m, including 522m of Grade V surrounding rock and 1310m of Grade IV surrounding rock; Stake number of right track: K35+615 ～ K37+430, total length: 1815m, including 585 Grade V surrounding rock -
Special construction scheme for tunnel safety The first contract section of Meishan Bonded Port Area Connecting Line Project of Mountain and Port Dredging Expressway is located in the southeast of Beilun District, Ningbo City. It starts from the intersection of the second container channel and National Highway 329 in the north, passes through Chaiqiao of Mountain and Port Dredging Expressway, and ends at the coastal midline in the south. It is an important part of the north-south channel of the "three high, four horizontal, eight vertical" highway grid bureau in Beilun District. The starting mileage of this line is K7+000, -
Special safety construction scheme for tunnel excavation (China Railway) The tunnel works in this section will be constructed with information technology. Advanced geological prediction and monitoring measurement technology will be used to obtain the surrounding rock state parameters, optimize the construction scheme, and implement dynamic management. 2) The tunnel construction shall be carried out in accordance with the approved design documents, and -
Tunnel safety risk assessment construction scheme Tunnel safety risk assessment construction scheme Tunnel safety risk assessment construction scheme Tunnel safety risk assessment construction scheme -
Safety construction scheme of shallow buried underground excavation method for a tunnel The section of this line starts at and ends at. The length of the concealed excavation section is m. According to the design requirements, the shallow buried concealed excavation method is adopted, and the composite lining structure is adopted. The section is a rectangular section. The inner clear height of the section lining is 4.5m, and the inner clear width of the left and right sides is 8m, as shown in Figure 2.2. The secondary formwork grouting lining adopts formwork grouting reinforced concrete, and the waterproof layer is set between the initial support and the secondary lining -
Xx Tunnel Inclined Shaft Safety Special Construction Scheme 2、 Project overview (I). Project introduction The project is located in Taining County and Jianning County, Sanming City, northwest of Fujian Province. It starts from Zhukou Town, Taining County, Fujian Province, connects with Fuzhou Yinchuan Expressway, and ends at the boundary between Fujian Province and Jiangxi Province in Jianning County. 1. Geologic structure and adverse geological process The tunnel is tectonically located in the uplift belt of Wuyishan vein of Cathaysian system in western Fujian and Fujian of Neocathaysian system -
Special construction scheme for blasting safety of multi arch tunnel The Sanmenwan Bridge and Link Expressway Project in Zhejiang Province starts from Xiangshangang Bridge, starting at K46+912.043 and ending at K101+405.299, connecting Taizhou Bay Bridge in Zhejiang Province, with a total length of 54.493km. This section is the standard, with the starting and ending mileage from K62+330 to K67+700, and the total length of 5.37km. -
Special construction scheme for tunnel excavation and support safety Huiyaozi Tunnel is located near Huiyaozi Village, Jianchang County, and extends in the northeast direction. It is two separate one-way curve tunnels, with the left line of 1000m long and the right line of 1005m long. It is a long tunnel. The specific stake numbers are located in ZK3+020 ～ K4+020 (left line) and K2+985 ～ K3+990 (right line). The longitudinal sections of the openings at both ends of the left and right tracks of the tunnel are -
Special construction scheme for single hole double track gas tunnel The entrance of Jiyi Tunnel is located at the gully mouth on the south side of Tunli Village, Jiyi Town, Yichuan County, Yan'an City, and the exit is located on the east slope of Pingtou Village, Wangfeng Township, Hancheng City. The starting and ending mileage is DK482+698~DIK498+115, with a total length of 15417m. -
Special construction scheme for low gas tunnel The MHSS-1 bid section of the key control project of the new Mengxi Central China railway coal transport corridor is located in Yanchang County, Yan'an City, with the starting and ending mileage of DK379+531 ～ DK391+427, and the total length of 11.896km. Yangshan Tunnel, as the key control project of this section, is a single hole double track tunnel with a total length of 11.668km -
Construction scheme and safety assurance of highway tunnel lighting The left tunnel KH148+713-KH152+520 is 3807m long, and the right tunnel KG148+710-KG152+507 is 3797m long, with the maximum burial depth of 390m. The lighting system mainly includes the installation of tunnel lamps, including foundation measurement and positioning, drilling, base installation, lamp installation, lamp adjustment, wiring in the pipe, lamp wiring -
Construction scheme and safety plan for highway tunnel lighting The left tunnel KH148+713-KH152+520 of the project is 3807m long, and the right tunnel KG148+710-KG152+507 is 3797m long, with the maximum burial depth of 390m. The lighting system mainly includes the installation of tunnel lamps, including foundation measurement and positioning, drilling, base installation, lamp installation, lamp adjustment, wiring in the pipe, and lamp connection -
Special construction scheme for safety technology of highway tunnel construction This data is a special scheme for safety technology of highway tunnel construction, which is only for reference according to local conditions. -
[Guangxi] Special Safety Construction Scheme for Tunnel Excavation (China Railway)_ Clarify the process flow, key operation points, process standards and construction safety of XX1 # and 2 # tunnel shaft excavation, so as to standardize the tunnel excavation operation and carry out construction according to the selected construction method. -
[Guangxi] Special Safety Construction Scheme for Tunnel Excavation (China Railway) The tunnel works in this section will be constructed with information technology. Advanced geological prediction and monitoring measurement technology will be used to obtain the surrounding rock state parameters, optimize the construction scheme, and implement dynamic management. 2) The tunnel construction shall be carried out in accordance with the approved design documents, and -
Special construction scheme for tunnel portal and open cut tunnel safety （1） Tunnel design overview 1. Tunnel design speed Tunnel geometric alignment and clearance are designed as 40km/h. 2. The tunnel construction clearance shall be determined in accordance with the Code for Design of Highway Tunnels (JTG D70-2004); (1) . The basic width of the construction clearance lane is W-2 × 3.75m; Left and right lateral width: LL － 0 -
Special construction scheme for safety of shaft and underground tunnel The laying method of this project is: concealed excavation laying and trench laying. Standard section size of DN400 tunnel: 2.3mX2.1m, standard section size of DN250 tunnel: 2mX2m, standard section size of trench: 1.4mX0.7m. The project has 5 formal chambers and 4 temporary shafts. For reinforced concrete structure, the construction method of bolting and shotcreting is adopted. -
Special construction scheme for 6 # inclined shaft and outlet gas section of a tunnel To ensure the safety and quality of tunnel construction and prevent major safety accidents. The special gas construction scheme is formulated to deal with the occurrence of gas and coal seams, and the construction scheme is adjusted in time to ensure the smooth progress of the project. -
Special construction scheme for safety of shallow buried tunnel excavation method The section of this line starts at and ends at. The length of the concealed excavation section is m. According to the design requirements, the shallow buried concealed excavation method is adopted, and the composite lining structure is adopted. The section is a rectangular section. The inner clear height of the section lining is 4.5m, and the inner clear width of the left and right sides is 8m, as shown in Figure 2.2. The secondary formwork grouting lining adopts formwork grouting reinforced concrete, and the waterproof layer is set between the initial support and the secondary lining -
Safety construction scheme for inclined shaft of highway tunnel The project is located in Taining County and Jianning County, Sanming City, northwest of Fujian Province. It starts from Zhukou Town, Taining County, Fujian Province, connects with Fuzhou Yinchuan Expressway, and ends at the boundary between Fujian Province and Jiangxi Province in Jianning County. -
Special construction scheme for safety of multi arch tunnel This section starts at K106+500 and ends at Maja Medium Bridge. The mileage of the end is K111+900, with a total length of 5.4km. Including 190m of Cidu Tunnel 1 (106+510~106+700), 340m of Cidu Tunnel 2 (106+905~107+245), and Ligapan Tunnel (K111+450~
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one Special construction scheme for gas -
two Tunnel construction and detection technology -
three Safe construction scheme of tunnel -
four Tunnel gas safety construction scheme -
five Safety construction scheme of gas tunnel -
six Special construction scheme for gas tunnel -
seven Construction scheme for second lining of gas tunnel -
eight Code for construction of railway gas tunnel