CN203488208U - Drainage system in tunnel hole - Google Patents
Drainage system in tunnel hole Download PDFInfo
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- CN203488208U CN203488208U CN201320615308.8U CN201320615308U CN203488208U CN 203488208 U CN203488208 U CN 203488208U CN 201320615308 U CN201320615308 U CN 201320615308U CN 203488208 U CN203488208 U CN 203488208U
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- drainage pipe
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Abstract
The utility model discloses a drainage system in a tunnel hole. The drainage system comprises a middle drainage pipe, a plurality of annular drainage blind pipes, a left side longitudinal drainage pipe and a right side longitudinal drainage pipe, wherein the middle drainage pipe is arranged inside a base plate of the constructed tunnel hole, the annular drainage blind pipes are arranged in the tunnel hole, the left side longitudinal drainage pipe and the right side longitudinal drainage pipe are arranged at the bottom of the tunnel hole and are the same in arranged height, and the arranged height of the middle drainage pipe is lower than the arranged height of the left side longitudinal drainage pipe; the middle drainage pipe is located at the bottom of the base plate and is a reinforced concrete pipe, the left side longitudinal drainage pipe and the right side longitudinal drainage pipe are both corrugated pipes with holes in the two walls, and a plurality of transverse water leading pipes are respectively connected between the left side longitudinal drainage pipe and the middle drainage pipe and between the right side longitudinal drainage pipe and the middle drainage pipe; the upper surface of the base plate gradually slants downwards from left to right, and a road surface drainage ditch is formed in the upper portion of the right side of the base plate. The drainage system is simple in structure, reasonable in design, easy and convenient to construct, good in drainage effect, high in construction speed, smooth in drainage and capable of effectively reducing risks, caused by the water damage problem, on the tunnel operation safety.
Description
Technical field
The utility model belongs to tunnel drainage technical field of construction, especially relates to a kind of Tunnel inner water drainage system.
Background technology
The wide railway in south is passenger-cargo railway of transporting altogether, design Speed 200 km/h, and reserved 250 kilometers, construction requirement once reaches 250 kilometers.Tunnel, Hua Pei ridge is one of wide railway control engineering in south, be designed to two-wire large cross-section tunnel, minute inlet-outlet bidirectional tunneling construction, design is without oblique, vertical shaft, it is positioned at Guangdong and Guangxi two province's intersections, cross two province provincial boundaries, import is positioned at Dou Gou village, great Po town, Cangwu County, Guangxi province, and outlet is positioned at Gu Long village, platform town, Yunan County, Guangdong Province, tunnel the beginning and the end mileage IDK252+657～IDK258+575, total length 5918m, maximum buried depth 307m, through Hua Pei ridge master pulse.The clearance breadth in tunnel, Hua Pei ridge is 12.82m, is highly 8.68m, average excavated section area 126.32m
2.Barrel all, among sial, passes through many severely-weathered zone of fracture, joints development.Tunnel is limited by landform, without service gallery, adopts " New Austrian Tunneling Method " construction.Tunnel, Hua Pei ridge crosses Hua Pei ridge master pulse, and because small stream ditch is deep, bank slope is steep, and natural grade is generally 35 °～55 °.Slope vegetation is grown, and take arbor as main, and shrub takes second place.The main surrounding rock category in tunnel, Hua Pei ridge is II, III level, wherein the section length of II level country rock is that 2160m and its account for 36.50% of tunnel overall length, the section length of III level country rock is that 2630m and its account for 44.44% of tunnel overall length, the section length of IV level country rock is that 590m and its account for 9.97% of tunnel overall length, the section length of V level country rock is that 538m and its account for 9.09% of tunnel overall length, thereby Hua Pei ridge tunnel surrounding is better, the segmented general length of II and III level country rock accounts for 80.94% of tunnel overall length, and wherein the average excavated section of II, III level country rock is 126.80m
2.
Tunnel, Hua Pei ridge is with a varied topography, engineering quantity is large, and mountain range, Hua Pei ridge surface vegetation is abundant, and the rich water yield is large, is also ancient stratum, owing to being repeatedly subject to the impact of orogenic movement, causes earth's surface cheuch in length and breadth; In tunnel, grow especially at tomography, joint.Geology is verified five large tomographies, five groups of joints, and two large folds, bedding is grown, and crack is crisscross.Structural fracture communicates with earth's surface, causes Hua Pei ridge Tunnel Seepage large especially.According to geological mapping, show, water source permeable in tunnel, water burst mainly contains following four classes: the one, and the pore water in covering layer, the 2nd, Bedrock Crevice Water, the 3rd, the crevice water of fault zone, the 4th, the crevice water of foldkern portion.But nowadays, waterproof and Drainage Construction of Tunnel neither one is unified, the construction method of standard can be followed, thereby inevitably there are the problems such as constructing operation is more random, lack of standardization, work efficiency is low, drainage effect is poor during practice of construction.Thereby, nowadays lacking a kind of simple in structure, reasonable in design and easy construction, Tunnel inner water drainage system that drainage effect is good, its speed of application is fast and draining is unobstructed, has effectively reduced the risk that water damage problem is brought to tunnel operation security.
Utility model content
Technical problem to be solved in the utility model is for above-mentioned deficiency of the prior art, a kind of Tunnel inner water drainage system is provided, its simple in structure, reasonable in design and easy construction, drainage effect are good, not only speed of application is fast, and draining is unobstructed, can effectively reduce the risk that water damage problem is brought to tunnel operation security.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of Tunnel inner water drainage system, it is characterized in that: comprise the central drain in the base plate that is laid in institute's construction tunnel hole, a plurality of left side longitudinal drainage pipe and right side longitudinal drainage pipes that are laid in the circle draining blind pipe in Tunnel and are laid in respectively the left and right sides, Tunnel bottom, the laying of described left side longitudinal drainage pipe and right side longitudinal drainage pipe is highly identical, the laying height of described central drain is lower than the laying height of left side longitudinal drainage pipe and right side longitudinal drainage pipe, the excavated section of institute's Tunnel is greater than 100m
2, described central drain is laid along the longitudinal centre line of Tunnel, described left side longitudinal drainage pipe and right side longitudinal drainage Guan Jun lay along the longitudinal extension direction of Tunnel, and a plurality of described circle draining blind pipes are laid from front to back along the longitudinal extension direction of Tunnel, described central drain is positioned at base plate bottom and it is concrete reinforced pipe, and the internal diameter of described concrete reinforced pipe is that 55cm～65cm and its wall thickness are 5cm～8cm, and described concrete reinforced pipe top has a plurality of drain holes, described left side longitudinal drainage pipe and right side longitudinal drainage pipe are the measure-alike of double-walled punching bellows and the two, and the caliber of described double-walled punching bellows is Φ 10cm～Φ 12cm, described left side longitudinal drainage pipe and right side longitudinal drainage pipe are assembled from front to back by a plurality of tube couplings, between described left side longitudinal drainage pipe and central drain, be connected to laterally aqueduct of multiple tracks left side, between described right side longitudinal drainage pipe and central drain, be connected to the horizontal aqueduct in multiple tracks right side, described in multiple tracks, described in horizontal aqueduct and multiple tracks, the horizontal aqueduct in right side is all laid from front to back along the longitudinal extension direction of Tunnel, before and after described in adjacent twice laterally between aqueduct and described in the adjacent twice in front and back the spacing between the horizontal aqueduct in right side be 5m～10m, the horizontal aqueduct of described horizontal aqueduct and right side is from outside to inside the downward-sloping pipeline that is tilted to gradually, described horizontal aqueduct and the horizontal aqueduct in right side measure-alike and the two are pvc pipe, spacing described in the adjacent twice in front and back between circle draining blind pipe is 7m～9m, and described circle draining blind pipe is that mono-shell hole-punched bellows and its caliber are Φ 45mm～Φ 55mm, the upper surface of described base plate is downward-sloping gradually from left to right, and the right upper portion of described base plate is provided with let, and the longitudinal extension direction of described surface drainage bank Tunnel is laid.
Above-mentioned a kind of Tunnel inner water drainage system, it is characterized in that: also comprise the dynamic ejectment water-bound being laid on Tunnel inwall, described dynamic ejectment water-bound comprises the layer of concrete one being injected on Tunnel inwall, along the infiltration crack on described layer of concrete one, be laid in the dynamic ejectment waterpipe one on described layer of concrete one, be injected in the layer of concrete two on described layer of concrete one, along the infiltration crack on described layer of concrete two, be laid in the dynamic ejectment waterpipe two on described layer of concrete two and be injected in the layer of concrete three on described layer of concrete two, described layer of concrete one, the bed thickness of described layer of concrete two and described layer of concrete three is all not less than 5cm, described dynamic ejectment waterpipe one is laid in described layer of concrete two, described dynamic ejectment waterpipe two is laid in described layer of concrete three, described dynamic ejectment waterpipe one and described dynamic ejectment waterpipe two are Ω type spring rows water pipe, the Ω type spring rows water pipe being laid on described layer of concrete one and described layer of concrete two is all dendroid.
Above-mentioned a kind of Tunnel inner water drainage system, is characterized in that: a plurality of described drain holes are quincunx laying.
Above-mentioned a kind of Tunnel inner water drainage system, is characterized in that: the aperture of described drain hole is 15mm～25mm, and the spacing between adjacent two described drain holes is 35cm～45cm.
Above-mentioned a kind of Tunnel inner water drainage system, is characterized in that: between described left side longitudinal drainage pipe and the horizontal aqueduct in left side and between right side longitudinal drainage pipe and the horizontal aqueduct in right side, all by tee piece, be connected.
The utility model compared with prior art has the following advantages:
1, simple in structure, the installation position of each several part drainage pipe, structure and size design are reasonable.
2, easy construction, speed of application is fast.
3, adopt dynamic ejectment water-bound to carry out dynamic ejectment water, the layering of Ω type spring rows water pipe is buried underground in batches, has the advantages that can suitable for surrounding rock to be out of shape gradually, thereby can reach that draining is unobstructed, no seepage and no leakage, has eliminated the object of the peripheral press water in tunnel.
4, drainage effect is good, can effectively reduce the risk that water damage problem is brought to tunnel operation security.
In sum, simple in structure, the reasonable in design and easy construction of the utility model, drainage effect are good, and not only speed of application is fast, and draining is unobstructed, can effectively reduce the risk that water damage problem is brought to tunnel operation security.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the installation position schematic diagram of Ω type spring rows water pipe on the utility model layer of concrete one.
Description of reference numerals:
1-Tunnel; 2-central drain; 3-circle draining blind pipe;
4-left side longitudinal drainage pipe; 5-right side longitudinal drainage pipe; 6-base plate;
The horizontal aqueduct in 7-left side; The horizontal aqueduct in 8-right side; 9-let;
10-infiltration crack; 11-Ω type spring rows water pipe; 12-layer of concrete one.
The specific embodiment
As shown in Figure 1, the utility model comprises the central drain 2 in the base plate 6 that is laid in institute's construction tunnel hole 1, a plurality of left side longitudinal drainage pipe 4 and right side longitudinal drainage pipe 5 that is laid in the circle draining blind pipe 3 in Tunnel 1 and is laid in respectively Tunnel 1 left and right sides, bottom, the laying of described left side longitudinal drainage pipe 4 and right side longitudinal drainage pipe 5 is highly identical, the laying height of described central drain 2 is lower than the laying height of left side longitudinal drainage pipe 4 and right side longitudinal drainage pipe 5, and the excavated section of institute's Tunnel 1 is greater than 100m
2.Described central drain 2 is laid along the longitudinal centre line of Tunnel 1, described left side longitudinal drainage pipe 4 and right side longitudinal drainage pipe 5 are all laid along the longitudinal extension direction of Tunnel 1, and a plurality of described circle draining blind pipes 3 are laid from front to back along the longitudinal extension direction of Tunnel 1.Described central drain 2 is positioned at base plate 6 bottoms and it is concrete reinforced pipe, and the internal diameter of described concrete reinforced pipe is that 55cm～65cm and its wall thickness are 5cm～8cm, and described concrete reinforced pipe top has a plurality of drain holes.Described left side longitudinal drainage pipe 4 and right side longitudinal drainage pipe 5 are the measure-alike of double-walled punching bellows and the two, and the caliber of described double-walled punching bellows is Φ 10cm～Φ 12cm.Described left side longitudinal drainage pipe 4 and right side longitudinal drainage pipe 5 are assembled from front to back by a plurality of tube couplings, between described left side longitudinal drainage pipe 4 and central drain 2, be connected to laterally aqueduct 7 of multiple tracks left side, between described right side longitudinal drainage pipe 5 and central drain 2, be connected to the horizontal aqueduct 8 in multiple tracks right side, described in multiple tracks, described in horizontal aqueduct 7 and multiple tracks, the horizontal aqueduct 8 in right side is all laid from front to back along the longitudinal extension direction of Tunnel 1, before and after described in adjacent twice laterally between aqueduct 7 and described in the adjacent twice in front and back the spacing between the horizontal aqueduct 8 in right side be 5m～10m, the horizontal aqueduct 8 in described horizontal aqueduct 7 and right side is from outside to inside the downward-sloping pipeline that is tilted to gradually, the horizontal aqueduct 8 of described horizontal aqueduct 7 and right side measure-alike and the two are pvc pipe.Spacing described in the adjacent twice in front and back between circle draining blind pipe 3 is 7m～9m, and described circle draining blind pipe 3 is that mono-shell hole-punched bellows and its caliber are Φ 45mm～Φ 55mm.The upper surface of described base plate 6 is downward-sloping gradually from left to right, and the right upper portion of described base plate 6 is provided with let 9, and lay along the longitudinal extension direction of Tunnel 1 described let 9.
During practice of construction, also can in filling, the inverted arch of Tunnel 1 lay central drain 2.
In the present embodiment, the excavated section of described Tunnel 1 is 120m
2～130m
2.
As shown in Figure 2, in the present embodiment, the utility model also comprises the dynamic ejectment water-bound being laid on Tunnel 1 inwall, described dynamic ejectment water-bound comprises the layer of concrete 1 being injected on Tunnel 1 inwall, along the infiltration crack 10 on described layer of concrete 1, be laid in the dynamic ejectment waterpipe one on described layer of concrete 1, be injected in the layer of concrete two on described layer of concrete 1, along the infiltration crack 10 on described layer of concrete two, be laid in the dynamic ejectment waterpipe two on described layer of concrete two and be injected in the layer of concrete three on described layer of concrete two, described layer of concrete 1, the bed thickness of described layer of concrete two and described layer of concrete three is all not less than 5cm, described dynamic ejectment waterpipe one is laid in described layer of concrete two, described dynamic ejectment waterpipe two is laid in described layer of concrete three.Described dynamic ejectment waterpipe one and described dynamic ejectment waterpipe two are Ω type spring rows water pipe 11.Wherein, the Ω type spring rows water pipe 11 being laid on described layer of concrete 1 and described layer of concrete two is all dendroid.
In the present embodiment, the internal diameter of described concrete reinforced pipe is that 50cm and its wall thickness are 6cm, the caliber of described double-walled punching bellows is Φ 11cm, and the caliber of described mono-shell hole-punched bellows is Φ 50mm, and the spacing described in the adjacent twice in front and back between circle draining blind pipe 3 is 8m.
During practice of construction, can be according to specific needs, to the internal diameter of described concrete reinforced pipe and wall thickness, be that 6cm, the described double-walled punching caliber of bellows, the caliber of described mono-shell hole-punched bellows are that the spacing size between circle draining blind pipe 3 adjusts accordingly described in the adjacent twice of Φ 50mm and front and back.
In the present embodiment, a plurality of described drain holes are quincunx laying.
The aperture of described drain hole is 15mm～25mm, and the spacing between adjacent two described drain holes is 35cm～45cm.In the present embodiment, the aperture of described drain hole is 20mm, and the spacing between adjacent two described drain holes is 40cm.Actually add man-hour, can according to specific needs, the spacing between the aperture of described drain hole and adjacent two described drain holes be adjusted accordingly.
In the present embodiment, between described left side longitudinal drainage pipe 4 and the horizontal aqueduct 7 in left side and between right side longitudinal drainage pipe 5 and the horizontal aqueduct 8 in right side, all by tee piece, be connected.
The above; it is only preferred embodiment of the present utility model; not the utility model is imposed any restrictions; every any simple modification of above embodiment being done according to the utility model technical spirit, change and equivalent structure change, and all still belong in the protection domain of technical solutions of the utility model.
Claims (5)
1. a Tunnel inner water drainage system, it is characterized in that: comprise the central drain (2) in the base plate (6) that is laid in institute's construction tunnel hole (1), a plurality of left side longitudinal drainage pipe (4) and right side longitudinal drainage pipes (5) that are laid in the circle draining blind pipe (3) in Tunnel (1) and are laid in respectively the left and right sides, Tunnel (1) bottom, the laying of described left side longitudinal drainage pipe (4) and right side longitudinal drainage pipe (5) is highly identical, the laying height of described central drain (2) is lower than the laying height of left side longitudinal drainage pipe (4) and right side longitudinal drainage pipe (5), the excavated section of institute's Tunnel (1) is greater than 100m
2, described central drain (2) is laid along the longitudinal centre line of Tunnel (1), described left side longitudinal drainage pipe (4) and right side longitudinal drainage pipe (5) are all laid along the longitudinal extension direction of Tunnel (1), and a plurality of described circle draining blind pipes (3) are laid from front to back along the longitudinal extension direction of Tunnel (1), described central drain (2) is positioned at base plate (6) bottom and it is concrete reinforced pipe, and the internal diameter of described concrete reinforced pipe is that 55cm～65cm and its wall thickness are 5cm～8cm, and described concrete reinforced pipe top has a plurality of drain holes, described left side longitudinal drainage pipe (4) and right side longitudinal drainage pipe (5) are the measure-alike of double-walled punching bellows and the two, and the caliber of described double-walled punching bellows is Φ 10cm～Φ 12cm, described left side longitudinal drainage pipe (4) and right side longitudinal drainage pipe (5) are assembled from front to back by a plurality of tube couplings, between described left side longitudinal drainage pipe (4) and central drain (2), be connected to laterally aqueduct (7) of multiple tracks left side, between described right side longitudinal drainage pipe (5) and central drain (2), be connected to the horizontal aqueduct in multiple tracks right side (8), described in multiple tracks, described in horizontal aqueduct (7) and multiple tracks, the horizontal aqueduct in right side (8) is all laid from front to back along the longitudinal extension direction of Tunnel (1), before and after described in adjacent twice laterally between aqueduct (7) and described in the adjacent twice in front and back the spacing between the horizontal aqueduct in right side (8) be 5m～10m, the horizontal aqueduct of described horizontal aqueduct (7) and right side (8) is from outside to inside the downward-sloping pipeline that is tilted to gradually, the horizontal aqueduct of described horizontal aqueduct (7) and right side (8) measure-alike and the two are pvc pipe, spacing described in the adjacent twice in front and back between circle draining blind pipe (3) is 7m～9m, and described circle draining blind pipe (3) is that mono-shell hole-punched bellows and its caliber are Φ 45mm～Φ 55mm, the upper surface of described base plate (6) is downward-sloping gradually from left to right, and the right upper portion of described base plate (6) is provided with let (9), and lay along the longitudinal extension direction of Tunnel (1) described let (9).
2. according to a kind of Tunnel inner water drainage system claimed in claim 1, it is characterized in that: also comprise the dynamic ejectment water-bound being laid on Tunnel (1) inwall, described dynamic ejectment water-bound comprises the layer of concrete one (12) being injected on Tunnel (1) inwall, along the infiltration crack (10) on described layer of concrete one (12), be laid in the dynamic ejectment waterpipe one on described layer of concrete one (12), be injected in the layer of concrete two on described layer of concrete one (12), along the infiltration crack (10) on described layer of concrete two, be laid in the dynamic ejectment waterpipe two on described layer of concrete two and be injected in the layer of concrete three on described layer of concrete two, described layer of concrete one (12), the bed thickness of described layer of concrete two and described layer of concrete three is all not less than 5cm, described dynamic ejectment waterpipe one is laid in described layer of concrete two, described dynamic ejectment waterpipe two is laid in described layer of concrete three, described dynamic ejectment waterpipe one and described dynamic ejectment waterpipe two are Ω type spring rows water pipe (11), the Ω type spring rows water pipe (11) being laid on described layer of concrete one (12) and described layer of concrete two is all dendroid.
3. according to a kind of Tunnel inner water drainage system described in claim 1 or 2, it is characterized in that: a plurality of described drain holes are quincunx laying.
4. according to a kind of Tunnel inner water drainage system claimed in claim 3, it is characterized in that: the aperture of described drain hole is 15mm～25mm, the spacing between adjacent two described drain holes is 35cm～45cm.
5. according to a kind of Tunnel inner water drainage system described in claim 1 or 2, it is characterized in that: between described left side longitudinal drainage pipe (4) and the horizontal aqueduct in left side (7) and between right side longitudinal drainage pipe (5) and the horizontal aqueduct in right side (8), all by tee piece, be connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320615308.8U CN203488208U (en) | 2013-09-28 | 2013-09-28 | Drainage system in tunnel hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320615308.8U CN203488208U (en) | 2013-09-28 | 2013-09-28 | Drainage system in tunnel hole |
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| Publication Number | Publication Date |
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| CN203488208U true CN203488208U (en) | 2014-03-19 |
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| CN201320615308.8U Expired - Lifetime CN203488208U (en) | 2013-09-28 | 2013-09-28 | Drainage system in tunnel hole |
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| CN (1) | CN203488208U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104196563A (en) * | 2014-08-15 | 2014-12-10 | 重庆国翔新材料有限公司 | Fluid variable-speed crystallization removal tunnel drainage structure |
| CN104196564A (en) * | 2014-08-15 | 2014-12-10 | 重庆国翔新材料有限公司 | Tunnel drainage system and disposal method for crystal blockage of tunnel |
| CN104234726A (en) * | 2014-08-26 | 2014-12-24 | 中国路桥工程有限责任公司 | Internal dewatering and drainage construction method for tunnel passing through water-rich unconformable contact zone |
| CN104295306A (en) * | 2014-08-15 | 2015-01-21 | 重庆国翔新材料有限公司 | Drainage structure suitable for limestone area tunnel on basis of flow rate increase principle |
| CN104389316A (en) * | 2014-10-28 | 2015-03-04 | 中国电建集团成都勘测设计研究院有限公司 | Pressure-proof structure of underground tunnel |
| CN104912574A (en) * | 2015-06-29 | 2015-09-16 | 中南大学 | A tunnel lining leakage water treatment method |
| CN104975877A (en) * | 2015-07-08 | 2015-10-14 | 甘肃路桥建设集团有限公司 | Portal external road surface water blocking and discharging system with tunnel portal in downslope direction and manufacturing method for same |
| CN106609674A (en) * | 2015-10-22 | 2017-05-03 | 中铁二局集团有限公司 | A tunnel pavement water seepage treatment method |
| CN108035770A (en) * | 2017-12-10 | 2018-05-15 | 成都隶盈科技有限公司 | A kind of power tunnel construction method |
| CN114855846A (en) * | 2022-06-08 | 2022-08-05 | 贵州建工兴印建筑工程有限公司 | Underground seepage-proofing pressure-reducing anti-floating blind pipe structure and construction method thereof |
-
2013
- 2013-09-28 CN CN201320615308.8U patent/CN203488208U/en not_active Expired - Lifetime
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104196563A (en) * | 2014-08-15 | 2014-12-10 | 重庆国翔新材料有限公司 | Fluid variable-speed crystallization removal tunnel drainage structure |
| CN104196564A (en) * | 2014-08-15 | 2014-12-10 | 重庆国翔新材料有限公司 | Tunnel drainage system and disposal method for crystal blockage of tunnel |
| CN104295306A (en) * | 2014-08-15 | 2015-01-21 | 重庆国翔新材料有限公司 | Drainage structure suitable for limestone area tunnel on basis of flow rate increase principle |
| CN104234726A (en) * | 2014-08-26 | 2014-12-24 | 中国路桥工程有限责任公司 | Internal dewatering and drainage construction method for tunnel passing through water-rich unconformable contact zone |
| CN104389316A (en) * | 2014-10-28 | 2015-03-04 | 中国电建集团成都勘测设计研究院有限公司 | Pressure-proof structure of underground tunnel |
| CN104912574A (en) * | 2015-06-29 | 2015-09-16 | 中南大学 | A tunnel lining leakage water treatment method |
| CN104912574B (en) * | 2015-06-29 | 2017-12-05 | 中南大学 | A kind of tunnel-liner percolating water Treatment Methods |
| CN104975877A (en) * | 2015-07-08 | 2015-10-14 | 甘肃路桥建设集团有限公司 | Portal external road surface water blocking and discharging system with tunnel portal in downslope direction and manufacturing method for same |
| CN106609674A (en) * | 2015-10-22 | 2017-05-03 | 中铁二局集团有限公司 | A tunnel pavement water seepage treatment method |
| CN108035770A (en) * | 2017-12-10 | 2018-05-15 | 成都隶盈科技有限公司 | A kind of power tunnel construction method |
| CN114855846A (en) * | 2022-06-08 | 2022-08-05 | 贵州建工兴印建筑工程有限公司 | Underground seepage-proofing pressure-reducing anti-floating blind pipe structure and construction method thereof |
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Granted publication date: 20140319 |