CN106194213B - A kind of shed hole structure and construction method across debris flow gully - Google Patents
A kind of shed hole structure and construction method across debris flow gully Download PDFInfo
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- CN106194213B CN106194213B CN201610762358.7A CN201610762358A CN106194213B CN 106194213 B CN106194213 B CN 106194213B CN 201610762358 A CN201610762358 A CN 201610762358A CN 106194213 B CN106194213 B CN 106194213B
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- column
- longeron
- waterproof layer
- hangar tunnel
- hole structure
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- 238000010276 construction Methods 0.000 title claims abstract description 16
- 239000011435 rock Substances 0.000 claims abstract description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 6
- 239000010410 layer Substances 0.000 claims description 52
- 229910000831 Steel Inorganic materials 0.000 claims description 31
- 239000010959 steel Substances 0.000 claims description 31
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 24
- 239000007787 solid Substances 0.000 claims description 10
- 239000011241 protective layer Substances 0.000 claims description 7
- 238000009412 basement excavation Methods 0.000 claims description 6
- 238000013461 design Methods 0.000 claims description 6
- 238000005299 abrasion Methods 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 4
- 238000011007 installation qualification Methods 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 2
- 238000004804 winding Methods 0.000 claims 1
- 238000005516 engineering process Methods 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000007596 consolidation process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/20—Securing of slopes or inclines
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/14—Lining predominantly with metal
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/38—Waterproofing; Heat insulating; Soundproofing; Electric insulating
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D20/00—Setting anchoring-bolts
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F16/00—Drainage
- E21F16/02—Drainage of tunnels
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Civil Engineering (AREA)
- Architecture (AREA)
- Paleontology (AREA)
- General Engineering & Computer Science (AREA)
- Lining And Supports For Tunnels (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention discloses a kind of shed hole structures and construction method across debris flow gully, several columns (1) are along hangar tunnel longitudinal direction spaced set, diaphragm wall is equipped between two adjacent columns (1), longeron (2) is respectively equipped at the top and bottom of the column (1), the crossbeam (3) is connect in bottom plate and with column (1) bottom of hangar tunnel both sides, top plate (4) is overlapped between the longeron (2) described in shed tunnel top, waterproof layer (5) is equipped in the top plate (4) and the continuous face of wall, it overcomes shed tunnel top structure in the prior art and is easily denuded by mud-rock flow, the shortcomings that destroying by rush of water, with durable, it is convenient to construct, the advantages of easy to maintain.
Description
Background technology
The invention belongs to vcehicular tunnel protection technology fields, are more specifically a kind of hangar tunnel knots across debris flow gully
Structure and construction method.
Technical field
During vcehicular tunnel shuttles on high and steep mountains, due to being limited by orographic condition, V-type is unavoidably crossed over
Cheuch region.The usual region top covering rockmass is relatively thin, is not easy cavitation, and top need to use hangar tunnel scheme pair with the presence of Rolling Stone
Across cheuch section is protected, so as to ensure tunnel traffic safety.Traditional hangar tunnel is only used for preventing Rolling Stone, to slow down
Rolling Stone usually covers thicker soil layer on hangar tunnel top plate or other plays section bar material as buffering to the impact force of shed hole structure
Layer.Due to above-mentioned buffer layer have the characteristics that it is loose, light, when in cheuch in addition to there are Rolling Stone, also mud-rock flow occur when, delay
Layer is rushed to be destroyed by rush of water.The huge impact force of mud-rock flow and abrasive force will injure the even whole impact resistance of hangar tunnel top plate,
Durability and stability.
Invention content
The first object of the present invention is to overcome the shortcoming of above-mentioned background technology, and proposes a kind of across debris flow gully
Shed hole structure.
The first object of the present invention is achieved by the following technical solution：A kind of hangar tunnel knot across debris flow gully
Structure, it is characterised in that：Its stress and drainage system and the guard system on top, the stress and draining including hangar tunnel lower part
System includes column, longeron, crossbeam, top plate, waterproof layer, back filled region, weeper drain, longitudinal drainage pipe, transverse drain；
Several columns are equipped with diaphragm wall along hangar tunnel longitudinal direction spaced set between two adjacent columns,
Be respectively equipped with longeron at the top and bottom of the column, the crossbeam be located in bottom plate and with the column bottom of hangar tunnel both sides
Connection, top plate is overlapped between the longeron described in shed tunnel top, equal in the top plate and the continuous face of wall
Equipped with waterproof layer, back filled region is equipped between the column and excavation face, waterproof is equipped with by excavation face side in the column
Layer, weeper drain is provided between the waterproof layer and the back filled region, is set in the bottom of the weeper drain
There is longitudinal drainage pipe, transverse drain is provided in the side of the longitudinal drainage pipe, the transverse drain is located at canopy
In the bottom plate of hole, and outlet is connected with the external world.In the above-mentioned technical solutions：The guard system includes impact-resisting wear-resisting layer, base
Seat, supporting rope, ring network, draws anchor line, pressure-reducing ring and wire rope anchor at I-steel；Anti-impact is equipped on the top of the waterproof layer
Wearing layer, the pedestal are located at the top of the longeron described on the outside of hangar tunnel, pass through between the pedestal and the longeron
Foundation bolt connects, and joist steel upright is fixed in the pedestal upper end, at the top of each joist steel upright and
Bottom is both provided with hanging seat, and each hanging seat has the supporting rope to pass through；It is provided between the supporting rope
Ring network is provided with drawing anchor line on the hanging seat described in top, and the other end of the drawing anchor line is provided with wire rope anchor, described
Wire rope anchor be mounted on rock mass in, be both provided with pressure-reducing ring on each drawing anchor line.In the above-mentioned technical solutions：Institute
The longeron stated is continuous beam, and connects the adjacent column.
In the above-mentioned technical solutions：With layer of steel wire grid in the ring network, the supporting rope with it is described
It is tightened between ring network by suturing rope along ring network wound edgewise.
The second object of the present invention is to overcome the shortcoming of above-mentioned background technology, and proposes a kind of across debris flow gully
Shed hole structure construction method.
The second object of the present invention is achieved by the following technical solution：A kind of shed hole structure across debris flow gully
Construction method, it is characterised in that：It includes the following steps；
1., by hangar tunnel basis and backer side slope excavated in advance and supporting handle；
2., the diaphragm wall between column, longeron, crossbeam, top plate and column carry out reinforcing bar binding and template construction, and
The foundation bolt embedded part of pedestal is placed in the longeron described in top outer；
3., to step 2. in template carry out concrete pouring construction；
4., step 3. in after the concrete that pours reaches design strength, in the outer of the top plate and inside diaphragm wall
Surface is laid with waterproof layer, while is also equipped with waterproof layer by excavating surface side in column；The waterproof layer and the back filled region
Between be provided with weeper drain, longitudinal drainage pipe is longitudinally embedded with along hangar tunnel, the longitudinal drainage pipe is located at the draining
The bottom of french drain, is embedded with transverse drain in the hangar tunnel bottom plate, and the transverse drain is arranged with the longitudinal direction
Water pipe is connected, and the outlet of the transverse drain is connected with the external world；
5., step 4. in drainage system installation qualification after, back filled region is backfilled using concrete, using road surface
Concrete pours hangar tunnel bottom plate, and transverse drain is embedded in hangar tunnel bottom plate；
6., the impact-resisting wear-resisting layer positioned at the waterproof layer top is poured using scour and abrasion resistant concrete；
7., wire rope anchor is installed in rock mass, and installation pedestal, after reaching design strength, then joist steel upright is installed
With draw anchor line, in advance every draw anchor line on install a pressure-reducing ring, finally the supporting rope of joist steel upright upper and lower ends it
Between ring network is installed.
In the above-mentioned technical solutions：Step 7. in, joist steel upright bottom is inserted into pedestal, and and top longitudinal beam
In pre-buried foundation bolt connection.
In the above-mentioned technical solutions：Step 7. in, there is supporting rope to pass through on the hanging seat described in top and bottom, and
With layer of steel wire grid in the ring network, and ring network and steel wire grid are fastened together with tied silk, and
Annular network edge mesh is intertwined and tightened with supporting rope with suture rope.
In the above-mentioned technical solutions：Step 7. in, the joist steel upright should be according to the thickness of shed tunnel top protective layer
The impact force size of degree and Rolling Stone determines height and gradient.The present invention includes following technological merit：1st, hangar tunnel upper protective knot
Structure will intercept certain thickness small particle size solid substance after a mud-rock flow, can not only be used for the impact-resisting wear-resisting layer of top plate,
The impact and abrasion of mud-rock flow again are avoided, but also as the buffer layer of Rolling Stone, slows down instant impact of the Rolling Stone to top plate, most
Achieve the purpose that protect top plate eventually.
It 2nd, can be with the thickness of controlroof protective layer by controlling the height and gradient of column.When the solids of interception
After being flushed at the top of matter and ring network, mud-rock flow solid matter will discharge at the top of ring network, since ring network has highly permeable
Property, water body can penetrate ring network discharge, so as to fulfill the water stone separation of mud-rock flow, the row of mud-rock flow be accelerated to lead.
3rd, upper protective system components are produced by producer, in-site installation, have construct it is convenient, easy to maintain excellent
Point.
4th, under the washing away of mud-rock flow, top plate solid matter protective layer will become loose, imitate its buffering to Rolling Stone
Fruit will not be lost due to the consolidation of solid matter.
5th, anchor line and wire rope anchor is drawn to be capable of providing powerful pulling force so that shed hole structure is in the impact of mud-rock flow and Rolling Stone
Under will not topple over and slide, shed hole structure is more safe and reliable.
Description of the drawings
Fig. 1 is hangar tunnel entirety schematic cross-sectional view of the present invention.
Fig. 2 is hangar tunnel upper protective system schematic of the present invention.
In figure：Stress and drainage system A, column 1, longeron 2, crossbeam 3, top plate 4, waterproof layer 5, back filled region 6, weeper drain
7th, longitudinal drainage pipe 8, transverse drain 9, guard system B, impact-resisting wear-resisting layer 10, pedestal 11, I-steel 12, hanging seat 12.1, branch
Support rope 13, draws anchor line 15, pressure-reducing ring 16 and wire rope anchor 17, mud-rock flow solid matter protective layer 18, Rolling Stone 19 at ring network 14.
Specific embodiment
The performance that the invention will now be described in detail with reference to the accompanying drawings, but they do not form limitation of the invention, only
It is for example, while by illustrating that advantages of the present invention will become clearer and be readily appreciated that.
With reference to shown in Fig. 1-2：A kind of shed hole structure across debris flow gully, it includes the stress of hangar tunnel lower part and draining system
Unite the A and guard system B on top, and the stress and drainage system A include column 1, longeron 2, crossbeam 3, top plate 4, waterproof layer
5th, back filled region 6, weeper drain 7, longitudinal drainage pipe 8, transverse drain 9；
Several columns 1 are equipped with diaphragm wall along hangar tunnel longitudinal direction spaced set between two adjacent columns 1,
Longeron 2 is respectively equipped in the top and bottom of the column 1, the crossbeam 3 is located at vertical in bottom plate and with hangar tunnel both sides
1 bottom of column connects, and top plate 4 is overlapped between the longeron 2 described in shed tunnel top, in the top plate 4 and the diaphragm wall
Outer surface be equipped with waterproof layer 5, between the column 1 and excavation face be equipped with back filled region 6, the column 1 by excavation
Face side is equipped with waterproof layer 5, weeper drain 7 is provided between the waterproof layer 5 and the back filled region 6, described
The bottom of weeper drain 7 is provided with longitudinal drainage pipe 8, and the side of the longitudinal drainage pipe 8 is provided with transverse drain 9,
The transverse drain 9 is located in hangar tunnel bottom plate, and outlet is connected with the external world.It is resistance to that the guard system B includes anti-impact
It grinds layer 10, pedestal 11, I-steel 12, supporting rope 13, ring network 14, draw anchor line 15, pressure-reducing ring 16 and wire rope anchor 17；Described
Waterproof layer 5 top be equipped with impact-resisting wear-resisting layer 10, the pedestal 11 be located at hangar tunnel outside described in longeron 2 top, institute
It is connected between the pedestal 11 and the longeron 2 stated by foundation bolt, being fixed with I-steel in 11 upper end of pedestal stands
Column 12 is both provided with hanging seat 12.1 in the top and bottom of each joist steel upright 12, each hanging seat 12.1
There is the supporting rope 13 to pass through；Ring network 14 is provided between the supporting rope 13, in the hanging seat described in top
It is provided on 12.1 and draws anchor line 15, the other end of the drawing anchor line 15 is provided with wire rope anchor 17, the wire rope anchor 17
In rock mass, pressure-reducing ring 16 is both provided on each drawing anchor line 15；The longeron 2 is continuous beam, and even
Connect the adjacent column 1；With layer of steel wire grid, the supporting rope 13 and the annular in the ring network 14
It is tightened between net 14 by suturing rope along ring network wound edgewise.A kind of construction of shed hole structure across debris flow gully of the invention
Method, it includes the following steps；
1., by hangar tunnel basis and backer side slope excavated in advance and supporting handle；
2., the diaphragm wall between column 1, longeron 2, crossbeam 3, top plate 4 and column 1 carries out reinforcing bar binding and template is applied
Work, and in the longeron 2 described in top outer place pedestal 11 foundation bolt embedded part；
3., to step 2. in template carry out concrete pouring construction；
4., step 3. in after the concrete that pours reaches design strength, in the outer of the top plate 4 and inside diaphragm wall
Surface is laid with waterproof layer 5, while is also equipped with waterproof layer 5 by excavating surface side in column 1；The waterproof layer 5 is returned with described
It fills out between area 6 and is provided with weeper drain 7, longitudinal drainage pipe 8 is longitudinally embedded with along hangar tunnel, the longitudinal drainage pipe 8 is located at institute
The bottom of weeper drain 7 stated is embedded with transverse drain 9, the transverse drain 9 and institute in the hangar tunnel bottom plate
The longitudinal drainage pipe 8 stated is connected, and the outlet of the transverse drain 9 is connected with the external world；
5., step 4. in drainage system installation qualification after, back filled region 6 is backfilled using concrete, using road
Surface concrete pours hangar tunnel bottom plate, and transverse drain 9 is embedded in hangar tunnel bottom plate；
6., the impact-resisting wear-resisting layer 10 positioned at 5 top of waterproof layer is poured using scour and abrasion resistant concrete；
7., wire rope anchor 17 is installed in rock mass, and installation pedestal 11, after reaching design strength, then I-steel is installed
Column 12 and drawing anchor line 15 draw at every a pressure-reducing ring 16 is installed on anchor line 15 in advance, finally on joist steel upright (12)
Ring network 14 is installed between the supporting rope 13 at lower both ends.
Step 7. in, 12 bottom of joist steel upright is inserted into pedestal 11, and with lower margin pre-buried in top longitudinal beam 2
It is bolted.
Step 7. in, there is supporting rope 13 to pass through on the hanging seat 12.1 described in top and bottom, and in the ring
With layer of steel wire grid in shape net 14, and ring network and steel wire grid are fastened together, and is restricted with suture with tied silk
14 edge mesh of ring network is intertwined and tightened with supporting rope 13.
Step 7. in, the joist steel upright 12 should be according to the thickness of shed tunnel top mud-rock flow solid matter protective layer 18
The impact force size of degree and Rolling Stone 19 determines height and gradient.；The mud-rock flow solid matter protective layer 18 is that top is prevented
Protecting system B will intercept certain thickness solid particle size substance after a mud-rock flow flows through, both can be as the wear-resistant of top plate
Layer, avoids the impact and abrasion of mud-rock flow again；But also as the buffer layer of top plate, slow down moment impact of the Rolling Stone to top plate
Power；And Rolling Stone 19 is then the rock fallen from debris flow valley and its both sides bank slope.
Above-mentioned unspecified part is the prior art.
Claims (8)
1. a kind of shed hole structure across debris flow gully, it is characterised in that：It includes the stress of hangar tunnel lower part and drainage system (A)
With the guard system (B) on top, the stress and drainage system (A) include column (1), longeron (2), crossbeam (3), top plate
(4), waterproof layer (5), back filled region (6), weeper drain (7), longitudinal drainage pipe (8), transverse drain (9)；
Several columns (1) are equipped with diaphragm wall along hangar tunnel longitudinal direction spaced set between two adjacent columns (1),
Be respectively equipped with longeron (2) at the top and bottom of the column (1), the crossbeam (3) in bottom plate and with hangar tunnel two
Column (1) bottom connection of side, is overlapped with top plate (4), in the top plate (4) between the longeron (2) described in shed tunnel top
Waterproof layer (5) is equipped with the continuous face of wall, back filled region (6) are equipped between excavation face in the column (1),
Be equipped with waterproof layer (5) by excavation face side in the column (1), the waterproof layer (5) and the back filled region (6) it
Between be provided with weeper drain (7), the bottom of the weeper drain (7) is provided with longitudinal drainage pipe (8), in the longitudinal direction
The side of drainpipe (8) is provided with transverse drain (9), the transverse drain (9) in hangar tunnel bottom plate, and export with
The external world is connected.
2. a kind of shed hole structure across debris flow gully according to claim 1, it is characterised in that：The guard system
(B) including impact-resisting wear-resisting layer (10), pedestal (11), I-steel (12), supporting rope (13), ring network (14), draw anchor line (15), subtract
Pressure ring (16) and wire rope anchor (17)；Impact-resisting wear-resisting layer (10), the pedestal are equipped on the top of the waterproof layer (5)
(11) positioned at the top of the longeron (2) described in hangar tunnel outside, pass through lower margin between the pedestal (11) and the longeron (2)
It is bolted, joist steel upright (12) is fixed in described pedestal (11) upper end, in each joist steel upright (12)
Top and bottom be both provided with hanging seat (12.1), the hanging seat (12.1) has the supporting rope (13) to pass through；
Ring network (14) is provided between the supporting rope (13), drawing anchor line is provided on the hanging seat (12.1) described in top
(15), the other end of the drawing anchor line (15) is provided with wire rope anchor (17), and the wire rope anchor (17) is mounted on rock mass
In, it is both provided with pressure-reducing ring (16) on each drawing anchor line (15).
3. a kind of shed hole structure across debris flow gully according to claim 1 or 2, it is characterised in that：The longeron
(2) it is continuous beam, and connects the adjacent column (1).
4. a kind of shed hole structure across debris flow gully according to claim 3, it is characterised in that：The ring network
(14) with layer of steel wire grid in, by suturing rope along annular between the supporting rope (13) and the ring network (14)
Network edge winding tightening.
5. a kind of construction party of shed hole structure across debris flow gully according to any claim in claim 1-4
Method, it is characterised in that：It includes the following steps；
1., by hangar tunnel basis and backer side slope excavated in advance and supporting handle；
2., the diaphragm wall between column (1), longeron (2), crossbeam (3), top plate (4) and column (1) carry out reinforcing bar binding and
Template construction, and in the middle foundation bolt embedded part for placing pedestal (11) of longeron (2) described in top outer；
3., to step 2. in template carry out concrete pouring construction；
4., step 3. in after the concrete that pours reaches design strength, in the appearance of the top plate (4) and inside diaphragm wall
Face is laid with waterproof layer (5), while is also equipped with waterproof layer (5) by excavating surface side in column (1)；The waterproof layer (5) and institute
Weeper drain (7) is provided between the back filled region (6) stated, longitudinal drainage pipe (8), the longitudinal direction row are longitudinally embedded with along hangar tunnel
Water pipe (8) is embedded with transverse drain (9) positioned at the bottom of the weeper drain (7) in the hangar tunnel bottom plate, described
Transverse drain (9) be connected with the longitudinal drainage pipe (8), the outlet of the transverse drain (9) and extraneous phase
Connection；
5., step 4. in drainage system installation qualification after, back filled region (6) are backfilled using concrete, using road surface
Concrete pours hangar tunnel bottom plate, and transverse drain (9) is embedded in hangar tunnel bottom plate；
6., the impact-resisting wear-resisting layer (10) positioned at described waterproof layer (5) top is poured using scour and abrasion resistant concrete；
7., wire rope anchor (17) is installed in rock mass, and installation pedestal (11), after reaching design strength, then I-steel is installed
Column (12) and drawing anchor line (15) draw at every a pressure-reducing ring (16) is installed on anchor line (15) in advance, finally stood in I-steel
Ring network (14) is installed between the supporting rope (13) of column (12) upper and lower ends.
6. according to a kind of construction method of shed hole structure across debris flow gully described in claim 5, it is characterised in that：
Step 7. in, joist steel upright (12) bottom is inserted into pedestal (11), and with foundation bolt pre-buried in top longitudinal beam (2)
Connection.
7. according to a kind of construction method of shed hole structure across debris flow gully described in claim 6, it is characterised in that：
Step 7. in, there is supporting rope (13) to pass through, and in the ring network on the hanging seat (12.1) described in top and bottom
(14) with layer of steel wire grid in, and ring network and steel wire grid are fastened together with tied silk, and will with suture rope
Ring network (14) edge mesh is intertwined and tightens with supporting rope (13).
8. a kind of construction method of shed hole structure across debris flow gully described according to claim 6 or 7, feature exist
In：Step 7. in, the joist steel upright (12) should be according to the thickness of shed tunnel top mud-rock flow solid matter protective layer (18)
The impact force size of degree and Rolling Stone (19) determines height and gradient.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610762358.7A CN106194213B (en) | 2016-08-29 | 2016-08-29 | A kind of shed hole structure and construction method across debris flow gully |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610762358.7A CN106194213B (en) | 2016-08-29 | 2016-08-29 | A kind of shed hole structure and construction method across debris flow gully |
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| Publication Number | Publication Date |
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| CN106194213A CN106194213A (en) | 2016-12-07 |
| CN106194213B true CN106194213B (en) | 2018-07-03 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108589568B (en) * | 2018-05-04 | 2020-03-27 | 中铁四局集团第二工程有限公司 | Rapid construction method for shed tunnel T-shaped beam crossing business line in narrow space |
| CN109162297A (en) * | 2018-09-29 | 2019-01-08 | 吴帆 | A kind of the solid-liquid separating shed hole structure and its construction method of anti-mud-rock flow |
| CN109578026B (en) * | 2018-11-02 | 2023-10-10 | 郑州工程技术学院 | Supporting and protecting structure for rock and soil anchor rod |
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| CN201183938Y (en) * | 2008-04-24 | 2009-01-21 | 重庆交通科研设计院 | Semi-arch oblique cylinder shed hole structure |
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| CN102031760A (en) * | 2010-12-17 | 2011-04-27 | 河南省新开元路桥工程咨询有限公司 | Anti-rockfall method for subgrade in rock deposit zone |
| CN202116992U (en) * | 2011-04-19 | 2012-01-18 | 郭建业 | Structure of shed tunnel top |
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| CN203334198U (en) * | 2013-06-28 | 2013-12-11 | 中铁第四勘察设计院集团有限公司 | Novel shed tunnel structure |
| CN104695973A (en) * | 2014-12-19 | 2015-06-10 | 中铁二院工程集团有限责任公司 | Light protective structure for top of shed tunnel |
| CN204530520U (en) * | 2015-01-21 | 2015-08-05 | 中铁二院工程集团有限责任公司 | Z-shaped rigid frame half canopy formula open-cut tunnel structure |
| CN105178207B (en) * | 2015-09-08 | 2017-03-22 | 中国人民解放军后勤工程学院 | Light rockfall preventing shed tunnel |
| CN206035505U (en) * | 2016-08-29 | 2017-03-22 | 长江勘测规划设计研究有限责任公司 | Stride across hangar tunnel structure of debris flow gully |
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2016
- 2016-08-29 CN CN201610762358.7A patent/CN106194213B/en active Active
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