CN105297748B - Ice water deposit cut slope reinforcement protection structure - Google Patents

Ice water deposit cut slope reinforcement protection structure Download PDF

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Publication number
CN105297748B
CN105297748B CN201510779787.0A CN201510779787A CN105297748B CN 105297748 B CN105297748 B CN 105297748B CN 201510779787 A CN201510779787 A CN 201510779787A CN 105297748 B CN105297748 B CN 105297748B
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slope
ice water
main framing
slope protection
water deposit
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CN105297748A (en
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姚裕春
吴沛沛
袁报
魏永幸
袁碧玉
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China Railway Eryuan Engineering Group Co Ltd CREEC
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China Railway Eryuan Engineering Group Co Ltd CREEC
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Abstract

Ice water deposit cut slope reinforcement protection structure, effectively to solve the problems, such as that ice water deposit cutting reinforcement protection is difficult.It includes:Slope protection main framing is embedded in ice water deposit cut slope body, and arranged for interval vertical with route;Slope protection branch skeleton is embedded in ice water deposit cut slope body, is arranged at intervals between slope protection main framing in the form of chevron shaped or arch form;Hollow brick is laid between slope protection branch skeleton;Cohesive soil is tamped in hollow brick;Composite water drain-proof plate is laid in the cutting slope surface below hollow brick;Composite water draining board is arranged in slope protection main framing two sides;Seep water the region between the heart and the diaphragm material, is arranged in slope protection main framing and slope protection branch skeleton bottom;Permeable geotextiles are wrapped in outside infiltration the region between the heart and the diaphragm material;Drainage hole is arranged in slope protection main framing bottom;Plain stage of slope, setting is in slope protection main framing bottom, and the setting of cut slope interval certain altitude is together.

Description

Ice water deposit cut slope reinforcement protection structure
Technical field
The present invention relates to geotechnical engineerings, in particular to ice water deposit cut slope reinforcement protection.
Background technique
There are some ice water deposit slopes for extremely frigid zones on plateau, and this ice water deposit is under the variation of temperature There is multigelation in surface layer certain depth, dies down so that its intensity is constant, will appear successively to slip when it is located on slope and collapse brokenly It is bad.When road engineering is passed through in the form of cutting in this ice water deposit, slope reinforcement protection is very difficult, deformation It destroys successively circulation to occur, reinforcement protection is not in place to bring the operation of road serious continual security risk.Mesh Preceding road is not within minority by the case history of this ice water deposit, such as Sichuan-Tibet highway and proposed Sichuan-Tibet railway, therefore It needs a kind of ice water deposit cut slope reinforcement protection structure urgently to solve the problems, such as to exist, while need to have economy, ring The features such as protecting and be easy for construction.
Summary of the invention
Technical problem to be solved by the invention is to provide a kind of ice water deposit cut slope reinforcement protection structures, to have Effect solves the problems, such as that ice water deposit cutting reinforcement protection is difficult.
The technical solution adopted by the present invention to solve the technical problems is as follows:
Ice water deposit cut slope reinforcement protection structure of the invention, it is characterized in that it includes:Slope protection main framing is buried In ice water deposit cut slope body, and arranged for interval vertical with route;Slope protection branch skeleton is embedded in ice water deposit road In moat side slope body, it is arranged at intervals in the form of chevron shaped or arch form between slope protection main framing;Hollow brick is laid on slope protection branch skeleton Between;Cohesive soil is tamped in hollow brick;Composite water drain-proof plate is laid in the cutting slope surface below hollow brick;Composite, water-drain Plate is arranged in slope protection main framing two sides;Seep water the region between the heart and the diaphragm material, is arranged in slope protection main framing and slope protection branch skeleton bottom;Permeable geotextiles, It is wrapped in outside infiltration the region between the heart and the diaphragm material;Drainage hole is arranged in slope protection main framing bottom;Plain stage of slope is arranged on slope protection main framing bottom, road The setting of moat side slope interval certain altitude is together.
The invention has the advantages that can effectively solve ice water deposit cut slope temperature change effect under repeatedly Freeze thawing, which is slipped, collapses the problem of influencing stable slope, structure construction convenience, good economy performance, before having wide popularization and application Scape.
Detailed description of the invention
This specification includes following three width attached drawing:
Fig. 1 is the front schematic view of ice water deposit cut slope reinforcement protection structure of the present invention;
Fig. 2 is the slope protection main framing cross-sectional view of ice water deposit cut slope reinforcement protection structure of the present invention;
Fig. 3 is the slope protection branch skeleton cross-sectional view of ice water deposit cut slope reinforcement protection structure of the present invention;
Component name and corresponding label are shown in figure:Slope protection main framing 1, slope protection branch skeleton 2, hollow brick 3, cohesive soil 4, composite water drain-proof plate 5, composite water draining board 6, infiltration the region between the heart and the diaphragm material 7, permeable geotextiles 8, drainage hole 9, plain stage of slope 10, ice water accumulation Object side slope body A.
Specific embodiment
Present invention will be further explained below with reference to the attached drawings and examples.
Referring to Fig.1, ice water deposit cut slope reinforcement protection structure of the invention includes:Slope protection main framing 1, is embedded in In ice water deposit cut slope body, and arranged for interval vertical with route;Slope protection branch skeleton 2 is embedded in ice water deposit road In moat side slope body, it is arranged at intervals in the form of chevron shaped or arch form between slope protection main framing 1;Hollow brick 3 is laid on slope protection fulcra Between frame 2;Cohesive soil 4 is tamped in hollow brick 3;Composite water drain-proof plate 5 is laid in the cutting slope surface below hollow brick 3; Composite water draining board 6 is arranged in 1 two sides of slope protection main framing;Seep water the region between the heart and the diaphragm material 7, is arranged at 2 bottom of slope protection main framing 1 and slope protection branch skeleton Portion;Permeable geotextiles 8 are wrapped in outside infiltration the region between the heart and the diaphragm material 7;Drainage hole 9 is arranged in 1 bottom of slope protection main framing;Plain stage of slope 10, if It sets in 1 bottom of slope protection main framing, the setting of cut slope interval certain altitude is together.
Referring to figs. 1 to Fig. 3, the present invention is using slope protection main framing 1 and slope protection branch skeleton 2 as ice water deposit side slope body A The supporter of reinforcement protection;Using hollow brick 3 as slope protection body, avoid between slope protection main framing 1 and slope protection branch skeleton 2 Ice water deposit slopes object, which slips, to collapse;It is filled out in hollow brick 3 using the rammer of cohesive soil 4, reduces external rainfall or snowfall water penetrates into In cut slope body, and it can be used for grass planting tree planting;Separated in surface water seapage to road ditch slopes using composite water drain-proof plate 5, together When be discharged 3 or less ice water deposit thawing water of hollow brick, additionally heat preservation can be played to hollow brick ice water deposit below Effect;The water of composite water drain-proof plate 5 is connected into infiltration the region between the heart and the diaphragm material 7 using composite water draining board 6;Using infiltration the region between the heart and the diaphragm material 7 as road The drainage channel of the thawing water of moat side slope ice water deposit;Fine grained soil in ice water deposit is avoided to enter using permeable geotextiles 8 In infiltration the region between the heart and the diaphragm material, to avoid blocking drainage channel;Using drainage hole 9 as the row of the thawing water of cut slope ice water deposit Water out;The connectivity of infiltration the region between the heart and the diaphragm material 7 can be separated using the setting of plain stage of slope 10, to be conducive to thawing water from drainage hole 9 Middle discharge, while plain stage of slope 10 is set can increase the stability of cut slope.The reinforcement protection structure avoid ground with The repeated action of ice water deposit is persistently discharged in slopes after ice water deposit thawing water in upper water, ice water deposit Property gradually changes, and intensity is continuously improved, to be conducive to the steady in a long-term of side slope, furthermore the structure construction it is convenient, Good economy performance has wide popularization and application foreground.
Referring to Fig. 2 and Fig. 3, the slope protection main framing 1, slope protection branch skeleton 2 are built using concreting or mortar flag stone, Its buried depth is consistent, and the width and depth of setting are generally not less than 0.6m.The use of hollow brick 3 is concrete prefabricated, With a thickness of 15-20cm.
Referring to Fig. 2 and Fig. 3, the composite water drain-proof plate 5 is by one layer of permeable composite geo-membrane and one layer of waterproof composite earth Work film presss from both sides one layer of permeable earth working material core and is combined, wherein waterproof composite geo-membrane one side is laid with upward.The composite bar Water plate 6 presss from both sides one layer of permeable earth working material core by two layers of permeable composite geo-membrane and is combined.The infiltration the region between the heart and the diaphragm material 7 uses porous soil The production of work material uses clean rubble, and setting thickness is not less than 20cm.The composite water drain-proof plate 5 and composite water draining board 6 Overlap joint, the lap of splice are not less than 5cm.The composite water draining board 6 is overlapped with infiltration the region between the heart and the diaphragm material 7, and the lap of splice is not less than 10cm.
Referring to Fig.1, drainage grade of the setting not less than 4%, inner end are connect the drainage hole 9 with infiltration the region between the heart and the diaphragm material 7 outward, Diameter is not less than 150mm.The plain stage of slope 10 together, uses concrete or mortar flag stone to close every 6m high setting, The setting depth that depth is greater than infiltration the region between the heart and the diaphragm material 7 is protruded into slopes, width is not less than 2m.
Some principles of the ice water deposit cut slope reinforcement protection structure of the present invention described above that only explains through diagrams, Shown in being not intended to for the present invention to be confined to and in the specific structure and the scope of application, therefore all it may be utilized Corresponding modification and equivalent belong to the applied the scope of the patents of the present invention.

Claims (10)

1. ice water deposit cut slope reinforcement protection structure, it is characterized in that it includes:Slope protection main framing (1), is embedded in ice water In deposit cut slope body, and arranged for interval vertical with route;Slope protection branch skeleton (2) is embedded in ice water deposit cutting In side slope body, it is arranged at intervals in the form of chevron shaped or arch form between slope protection main framing (1);Hollow brick (3), is laid on slope protection branch Between skeleton (2);Cohesive soil (4), compacting is in hollow brick (3);Composite water drain-proof plate (5) is laid on hollow brick (3) below In cutting slope surface;Composite water draining board (6) is arranged in slope protection main framing (1) two sides;It seeps water the region between the heart and the diaphragm material (7), is arranged in slope protection main framing (1) and slope protection branch skeleton (2) bottom;Permeable geotextiles (8) are wrapped in infiltration the region between the heart and the diaphragm material (7) outside;Drainage hole (9) is arranged in slope protection Main framing (1) bottom;Plain stage of slope (10), setting is in slope protection main framing (1) bottom, cut slope interval certain altitude setting one Road.
2. ice water deposit cut slope reinforcement protection structure as described in claim 1, it is characterized in that:The slope protection main framing (1), slope protection branch skeleton (2) is built using concreting or mortar flag stone, and buried depth is consistent, the width and depth of setting It is not less than 0.6m.
3. ice water deposit cut slope reinforcement protection structure as described in claim 1, it is characterized in that:The hollow brick (3) Using concrete prefabricated, with a thickness of 15-20cm.
4. ice water deposit cut slope reinforcement protection structure as described in claim 1, it is characterized in that:The compound guarded drainage Plate (5) presss from both sides one layer of permeable earth working material core by one layer of permeable composite geo-membrane and one layer of waterproof composite geo-membrane and is combined, Waterproof composite geo-membrane one side is laid with upward.
5. ice water deposit cut slope reinforcement protection structure as described in claim 1, it is characterized in that:The composite water draining board (6) one layer of permeable earth working material core is pressed from both sides by two layers of permeable composite geo-membrane to be combined.
6. ice water deposit cut slope reinforcement protection structure as described in claim 1, it is characterized in that:The infiltration the region between the heart and the diaphragm material (7) it is made of porous earth working material or using rubble is cleaned, setting thickness is not less than 20cm.
7. ice water deposit cut slope reinforcement protection structure as described in claim 1, it is characterized in that:The compound guarded drainage Plate (5) and composite water draining board (6) overlap, and the lap of splice is not less than 5cm.
8. ice water deposit cut slope reinforcement protection structure as described in claim 1, it is characterized in that:The composite water draining board (6) with infiltration the region between the heart and the diaphragm material (7) overlap joint, the lap of splice is not less than 10cm.
9. ice water deposit cut slope reinforcement protection structure as described in claim 1, it is characterized in that:The drainage hole (9) Setting is not less than 4% drainage grade outward, and inner end is connect with infiltration the region between the heart and the diaphragm material (7), and diameter is not less than 150mm.
10. ice water deposit cut slope reinforcement protection structure as described in claim 1, it is characterized in that:The plain stage of slope (10) together every 6m high setting, it uses concrete or mortar flag stone to close, depth is protruded into slopes and is greater than infiltration the region between the heart and the diaphragm The setting depth of material (7), width are not less than 2m.
CN201510779787.0A 2015-11-13 2015-11-13 Ice water deposit cut slope reinforcement protection structure Active CN105297748B (en)

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CN105297748B true CN105297748B (en) 2018-11-23

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106758892A (en) * 2016-12-19 2017-05-31 中交路桥建设有限公司 A kind of Seasonal freezing areas Freeway draining means of defence
CN107119698A (en) * 2017-05-11 2017-09-01 重庆建工住宅建设有限公司 A kind of prefabricated assembling type reinforced concrete side slope protection modular assembly and its construction method

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US5911539A (en) * 1996-07-09 1999-06-15 The Tensar Corporation Interconnected block system
CN102561370A (en) * 2012-03-29 2012-07-11 中铁第四勘察设计院集团有限公司 Protective structure for reinforcing high-liquid-limit soil slope
CN202850032U (en) * 2012-09-01 2013-04-03 中铁二院工程集团有限责任公司 Sandy filler bank slope protection structure
CN103104021A (en) * 2013-02-01 2013-05-15 中铁二院工程集团有限责任公司 Xigeda stratum cut slope waterproof and drainage system
CN103147453A (en) * 2013-03-22 2013-06-12 中交第一公路勘察设计研究院有限公司 Cutoff and drainage system for permafrost tunnel edge and heading slope and cutting slope and construction method thereof
CN203782721U (en) * 2014-01-29 2014-08-20 中铁二院工程集团有限责任公司 Sandy region bank slope protection structure
CN205224057U (en) * 2015-11-13 2016-05-11 中铁二院工程集团有限责任公司 Frozen water deposit cutting side slope reinforcement and protection structure

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JPH0951733A (en) * 1995-08-11 1997-02-25 Geo Syst:Kk Water supply structure to planted face of slope

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5911539A (en) * 1996-07-09 1999-06-15 The Tensar Corporation Interconnected block system
CN102561370A (en) * 2012-03-29 2012-07-11 中铁第四勘察设计院集团有限公司 Protective structure for reinforcing high-liquid-limit soil slope
CN202850032U (en) * 2012-09-01 2013-04-03 中铁二院工程集团有限责任公司 Sandy filler bank slope protection structure
CN103104021A (en) * 2013-02-01 2013-05-15 中铁二院工程集团有限责任公司 Xigeda stratum cut slope waterproof and drainage system
CN103147453A (en) * 2013-03-22 2013-06-12 中交第一公路勘察设计研究院有限公司 Cutoff and drainage system for permafrost tunnel edge and heading slope and cutting slope and construction method thereof
CN203782721U (en) * 2014-01-29 2014-08-20 中铁二院工程集团有限责任公司 Sandy region bank slope protection structure
CN205224057U (en) * 2015-11-13 2016-05-11 中铁二院工程集团有限责任公司 Frozen water deposit cutting side slope reinforcement and protection structure

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