CN205804371U - A kind of structure protecting swell-shrink characteristic ground cut slope - Google Patents

A kind of structure protecting swell-shrink characteristic ground cut slope Download PDF

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Publication number
CN205804371U
CN205804371U CN201620544255.9U CN201620544255U CN205804371U CN 205804371 U CN205804371 U CN 205804371U CN 201620544255 U CN201620544255 U CN 201620544255U CN 205804371 U CN205804371 U CN 205804371U
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China
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slope
swell
protecting
shrink characteristic
reinforced concrete
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CN201620544255.9U
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Inventor
张静波
王云
吴万平
李云安
何斌
段亚茹
张晶
谢松林
阮艳彬
严东方
袁亮
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CCCC Second Highway Consultants Co Ltd
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CCCC Second Highway Consultants Co Ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A10/00TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
    • Y02A10/23Dune restoration or creation; Cliff stabilisation

Abstract

The utility model discloses a kind of structure protecting swell-shrink characteristic ground cut slope, it is by cut slope slope body, Supporting sewer, Reinforced Concrete Beamsin Frame Construction, anchor pole, intercepting ditch, face upward inclined gutter, toe wall and alien earth sparging grass planting composition, a Supporting sewer it is provided with the most from top to bottom at slope surface, slope surface between every two Supporting sewer is provided with crisscross Reinforced Concrete Beamsin Frame Construction, each Reinforced Concrete Beamsin Frame Construction intersection is provided with one and takes root in the anchor pole into slope body, ridging soil moved in improve the original grass planting of sowing grass seeds by duster in each Reinforced Concrete Beamsin Frame Construction compartment, it is provided with intercepting ditch at body top, slope and platform position, be provided with bottom side slope stretch into slope body face upward inclined gutter, the toe wall at the bottom of one reinforcing slope it is provided with at toe.Simple in construction, easy to use, it is adaptable to the reinforcement protection of swell-shrink characteristic ground cut slope, hydrophobic waterproof and landscape planting.

Description

A kind of structure protecting swell-shrink characteristic ground cut slope
Technical field
This utility model relates to Geotechnical Engineering field, is more particularly to a kind of swell-shrink characteristic ground cut slope of protecting Structure, it is adaptable to solve the reinforcement protection of the swell-shrink characteristic ground cut slopes such as swelled ground, high liquid limit soil, expansive rock, soft rockmass, dredge Water is waterproof and environmental protection Landscape.
Background technology
Swell-shrink characteristic Rock And Soil, such as swelled ground, high liquid limit soil, expansive rock, soft rockmass etc., rich in hydrophilic clay mineral, right Environmental wet thermal change is the most sensitive, is generally of the features such as imbibition, dehydration shrinkage, chance water softening.Such cut slope pole The diseases such as the most cracking, deformation, air slaking, peeling, even produce slip collapse, cave in, the major accident such as landslide, once occur asking Topic, difficulty of governance is the biggest.In Geotechnical Engineering, common side slope protection form has engineering protection, vegetative protection and vegetation bone Frame protects, and for swell-shrink characteristic ground cut slope, uses more mode to have: to slow down side slope, restriction in current engineering practice Slope is high, coordinates the slope protection patterns such as skeleton grass planting simultaneously;Strengthening top drainage, by arranging multiple gutter, intercepting ditch, shape Become top drainage net system, prevent rainwater infiltration;There is a gear reinforcement type such as employing barricade, soil nailing, gunite concrete, friction pile again Formula, and the flexible protective pattern such as ecological retaining wall.Above guard technology measure, plays important to protection swell-shrink characteristic Rock And Soil Effect, but still have some technical problems that need to optimize further, first, the key takeaway of swell-shrink characteristic geotechnical slope protection is to carry out Side slope guarded drainage, single top drainage, even being equipped with slope internal drainage pipe, due to swell-shrink characteristic Rock And Soil infiltration coefficient very Little, it is difficult to thoroughly eliminating the hydrops within side slope, the guarded drainage for this swell-shrink characteristic geotechnical slope also should strengthen subdrainage;Its Secondary, single bank protection measure, is generally unattainable predetermined effect, and single adds clamped gear mode, on the one hand Financial cost Higher, environmental protection landscape function is the most poor simultaneously, therefore, how to integrate the advantage of prior art measure, takes into account organization plan simultaneously Economic benefit and ecological, environmental protective function, optimization many measures integration scenario be swell-shrink characteristic Rock And Soil protection new demand.
Summary of the invention
The purpose of this utility model is to there are provided a kind of structure protecting swell-shrink characteristic ground cut slope, structure letter Single, easy to use, safe and reliable, economic and environment-friendly.
For realizing above-mentioned purpose, this utility model by the following technical solutions:
A kind of structure protecting swell-shrink characteristic ground cut slope, it is by cut slope slope body, Supporting sewer, reinforced concrete frame Beam, anchor pole, intercepting ditch, face upward inclined gutter, toe wall and alien earth sparging grass planting composition, it is characterised in that: every at slope surface Being provided with a Supporting sewer the most from top to bottom, the slope surface between every two Supporting sewer is provided with crisscross Reinforced Concrete Beamsin Frame Construction, each Reinforced Concrete Beamsin Frame Construction intersection is provided with one and takes root in the anchor pole into slope body, each reinforced concrete frame Ridging soil moved in improve the original grass planting of sowing grass seeds by duster in beam compartment, be provided with intercepting ditch at body top, slope and platform position simultaneously, be provided with bottom side slope That stretches into slope body faces upward inclined gutter, is provided with the toe wall at the bottom of one reinforcing slope at toe.
Described slope body, for swell-shrink characteristic Rock And Soil, such as swelled ground, high liquid limit soil, expansive rock, soft rockmass etc., described slope Body is cut slope, and its ratio of slope is 1:1.0~1:1.75.
Described Supporting sewer, for longitudinally arranging one every 6~10m along cut slope, runs through slope from top to bottom and pushes up At the bottom of slope;Described Supporting sewer, its bottom of trench is continuous print flare shape step, and the holding of bottom of trench comprehensive ratio of slope is domatic unanimously;Described Supporting sewer, its transverse section uses rectangle, and wide 2~3m, deep 1~3m, by bottom of trench sealing layer, intermediate row water layer, both sides loaded filter Constituting with ditch closedtop interlayer, described sealing layer is built by laying bricks or stones by M7.5 mortar flag stone or C20 slabstone concrete, and described loaded filter is grating Rubble or sand gravel compacting, described drainage blanket is that dry-laid rubble code is built.
Described Reinforced Concrete Beamsin Frame Construction, is laid in the slope surface between two Supporting sewer, pushes up from slope at the bottom of slope and hands in length and breadth Mistake is square grid, and grid spacing in length and breadth is 2~3m;Described Reinforced Concrete Beamsin Frame Construction, existing by Φ 8~16 bar-mat reinforcement and C25 concrete Watering and form, described bar-mat reinforcement is integrated with the termination colligation of anchor pole.
Described anchor pole, for Φ 32 spiral, length 6~12m;Described anchor pole one end and the reinforcing bar of Reinforced Concrete Beamsin Frame Construction Net colligation, the other end stretches into slope body boring with the tilt angled down of 15 °~25 °, and described anchor pole is noted with M30 mortar after stretching into slope body Fully-jewelled hole.
Described intercepting ditch, for rectangular grooves, is built by laying bricks or stones by M7.5 mortar flag stone and forms;Described intercepting ditch is arranged in limit Top, slope and plain stage of slope at different levels.
Described faces upward inclined gutter, for Φ 90pvc filter pipe, implants slope body with the updip angles of 10 °~20 °;Described Inclined gutter of facing upward be arranged in each compartment of the end one row's Vierendeel girder and Supporting sewer lower end.
Described toe wall, for facing upward inclined retaining wall, is built by laying bricks or stones formed by M7.5 mortar flag stone or C20 slabstone concrete, described The full wall of toe wall high 4~6m, embedded depth of foundation 2~3m.
Described alien earth sparging grass planting, in order sowing grass seeds by duster, base material is sowed grass seeds by duster in Vierendeel girder compartment by facility, and described sows grass seeds by duster Base material is mixed by organic loam, fertilizer, water-retaining agent and grass seed, and described grass seed is the high-quality grass seeds of suitable local growth.
This utility model compared with prior art, has the following advantages and effect:
A kind of method protecting swell-shrink characteristic ground cut slope and structure, have strengthening earth surface of side slope and underground guarded drainage Function, the bank protection-reinforcings-draining compages scheme that optimizes, the technical characterstic such as economic and environment-friendly, it is adaptable to solution swell-shrink characteristic ground road The reinforcement protection of moat side slope, the hydrophobic waterproof and problem of environmental protection view.With existing " slowing down side slope+skeleton grass planting bank protection " technology Compare, the wider array of scope of application of this programme, solve some and cannot put the side slope protection problem on slope because topography and geomorphology limits.With " single Anchored frame beam or retaining wall " technical scheme is compared, and the technical program is by Supporting sewer and faces upward inclined gutter, Strengthen side slope subdrainage, add slope stability.With existing " Supporting sewer+skeleton protection or anchor pole protection " technology Comparing, the technical program strengthens slope body by Anchored frame beam and toe wall, improves slope stability, the most single Bolt anchorage, Anchored frame beam has higher globality and compatibility of deformation function.Compared with existing " friction pile " technology, this Bank protection-reinforcing-drainage measure that schemes synthesis is classical, construction costs is the most economical.With existing " holdfast or gunite concrete Or facing wall " technology compares, this structure is alien earth sparging grass planting in Vierendeel girder compartment, has good environmental protection view effect.
Accompanying drawing explanation
Fig. 1 is a kind of structural facades figure protecting swell-shrink characteristic ground cut slope;
Fig. 2 is the section of structure of I-I place's Anchored frame beam in Fig. 1;
Fig. 3 is the structure drawing of anchor pole in Fig. 2;
Fig. 4 is the section of structure of II-II Supporting sewer in Fig. 1;
Fig. 5 is the structure transverse face figure of Supporting sewer in Fig. 4;
Wherein have: slope body 1, Supporting sewer 2, Reinforced Concrete Beamsin Frame Construction 3, anchor pole 4, intercepting ditch 5, face upward inclined gutter 6, spats In wall 7, alien earth sparging grass planting 8, works internal drainage pipe 9, Supporting sewer bottom of trench 10, Supporting sewer ditch top 11, Supporting sewer Between drainage blanket 12, Supporting sewer both sides drainage layer 13, bar-mat reinforcement 14, concrete (C25 type) 15, boring 16, mortar (M30 type) 17.
Detailed description of the invention
Embodiment 1:
The utility model is described in further detail below in conjunction with the accompanying drawings.
As shown in Fig. 1~Fig. 5, a kind of structure protecting swell-shrink characteristic ground cut slope, it by cut slope slope body 1, Support sewer 2, Reinforced Concrete Beamsin Frame Construction 3, anchor pole 4, intercepting ditch 5, face upward inclined gutter 6, toe wall 7 and alien earth sparging grass planting 8 and form, It is characterized in that: along cut slope longitudinally every 6m or 8m or 10m.A Supporting sewer it is provided with from top to bottom on slope body 1 surface 2, slope body 1 surface between every two Supporting sewer 2 is provided with crisscross Reinforced Concrete Beamsin Frame Construction 3, each Vierendeel girder 3 cross point Place is provided with one and takes root in the anchor pole 4 into slope body, ridging soil moved in improve the original grass planting 8 of sowing grass seeds by duster in each Vierendeel girder 3 compartment, pushes up at slope body 1 simultaneously Portion and platform position are provided with intercepting ditch 5 and discharge surface water, be provided with bottom side slope stretch into slope body 1 face upward inclined gutter 6, on slope The toe wall 7 at the bottom of one reinforcing slope it is provided with at foot.
Described slope body 1, for swell-shrink characteristic Rock And Soil, such as swelled ground, high liquid limit soil, expansive rock, soft rockmass etc., described slope Body is cut slope, and its ratio of slope is 1:1.0 or 1:1.25 or 1:1.50 or 1:1.75.
Described Supporting sewer 2, for longitudinally arranging one every 6 or 8 or 10m along cut slope, runs through slope from top to bottom Top is at the bottom of slope;Described Supporting sewer 2, its bottom of trench is continuous print flare shape step, and the holding of bottom of trench comprehensive ratio of slope is domatic unanimously;Institute The Supporting sewer 2 stated, its transverse section use rectangle, wide 2m or 3m, deep 1.5m or 2m or 2.5m or 3m, by bottom of trench sealing layer 10, Intermediate row water layer 12, both sides loaded filter 14 and ditch closedtop interlayer 13 are constituted, described bottom of trench sealing layer 10 and ditch closedtop interlayer 13 Being built by laying bricks or stones by M7.5 mortar flag stone or C20 slabstone concrete, described loaded filter 14 is graded broken stone or sand gravel compacting, described draining Layer 12 is built for dry-laid rubble code.
Described Reinforced Concrete Beamsin Frame Construction 3, is laid in the slope surface between two Supporting sewer, pushes up from slope at the bottom of slope and hands in length and breadth Mistake is square grid, and grid spacing in length and breadth is 2m or 3m;Described Reinforced Concrete Beamsin Frame Construction 3, by Φ 12 and Φ 16 bar-mat reinforcement 14 He C25 concrete 15 is cast-in-place to be formed, and described bar-mat reinforcement 14 is integrated with the termination colligation of anchor pole 4.
Described anchor pole 4, for Φ 32 spiral, long 6m or 8m or 10m or 12m;Described anchor pole one end and reinforced concrete Bar-mat reinforcement 14 colligation of Vierendeel girder 3, the other end stretches into slope body 1 with the tilt angled down of 15 ° or 18 ° or 20 ° or 22 ° or 25 ° and holes 16, described anchor pole 4 fills boring with M30 mortar 17 after stretching into slope body.
Described intercepting ditch 5, for rectangular grooves, is built by laying bricks or stones by M7.5 mortar flag stone and forms;Described intercepting ditch 5 is arranged in Side slope top and plain stage of slope at different levels.
Described faces upward inclined gutter 6, for Φ 90pvc filter pipe, with the updip angle of 10 ° or 14 or 16 or 18 or 20 ° Implant slope body 1;Described inclined gutter 6 of facing upward is arranged in each compartment of the end one row's Vierendeel girder 3 and Supporting sewer 2 lower end.
Described toe wall 7, for facing upward inclined retaining wall, is built by laying bricks or stones formed by M7.5 mortar flag stone or C20 slabstone concrete, described The full wall of toe wall high 4 or 5 or 6m, embedded depth of foundation 2 or 3m.
Described alien earth sparging grass planting 8, in order sowing grass seeds by duster, base material is sowed grass seeds by duster in Vierendeel girder 3 compartment by facility, described spray Broadcast base material to be mixed by 96.7:3.0:0.2:0.1 mass ratio by organic loam, fertilizer, water-retaining agent and grass seed, described grass Seed is the high-quality grass seeds of suitable local growth, such as sprout of Secale cereale L. or Festuca Arundinacea or Bermuda grass etc..

Claims (8)

1. protecting a structure for swell-shrink characteristic ground cut slope, it is by cut slope slope body (1), Supporting sewer (2), reinforced concrete Vierendeel girder (3), anchor pole (4), intercepting ditch (5), face upward inclined gutter (6), toe wall (7) and alien earth sparging grass planting (8) composition, its It is characterised by: be provided with a Supporting sewer (2), every two Supporting sewer (2) the most from top to bottom on slope body (1) surface Between slope body (1) surface be provided with crisscross Reinforced Concrete Beamsin Frame Construction (3), each Reinforced Concrete Beamsin Frame Construction (3) intersection Being provided with one and take root in the anchor pole (4) into slope body, ridging soil moved in improve the original grass planting (8) of sowing grass seeds by duster in each Reinforced Concrete Beamsin Frame Construction (3) compartment, on slope Body (1) top and platform position are provided with intercepting ditch (5), be provided with bottom side slope stretch into slope body (1) face upward inclined gutter (6), The toe wall (7) at the bottom of one reinforcing slope it is provided with at toe.
A kind of structure protecting swell-shrink characteristic ground cut slope the most according to claim 1, it is characterised in that: described slope Body (1) is swell-shrink characteristic Rock And Soil, and slope body (1) is cut slope, and its ratio of slope is 1:1.0-1:1.75.
A kind of structure protecting swell-shrink characteristic ground cut slope the most according to claim 1, it is characterised in that: described props up Support sewer (2) is for longitudinally arranging one every 6-10m along cut slope, and running through slope from top to bottom pushes up at the bottom of slope, Supporting sewer (2) bottom of trench is continuous print flare shape step, and the holding of bottom of trench comprehensive ratio of slope is domatic unanimously, and Supporting sewer (2) transverse section uses rectangle, Wide 2-3m, deep 1.5-3m, by bottom of trench sealing layer (10), intermediate row water layer (12), both sides loaded filter (14) and ditch closedtop interlayer (13) constituting, bottom of trench sealing layer (10) and ditch closedtop interlayer (13) are built by laying bricks or stones by M7.5 mortar flag stone or C20 slabstone concrete, loaded filter (14) being graded broken stone or sand gravel compacting, described drainage blanket (12) is that dry-laid rubble code is built.
A kind of structure protecting swell-shrink characteristic ground cut slope the most according to claim 1, it is characterised in that: described steel Muscle concrete frame beam (3) is located at the slope surface between two Supporting sewer, pushes up the crisscross grid that is square, grid at the bottom of slope from slope Spacing is 2-3m in length and breadth;Described Reinforced Concrete Beamsin Frame Construction (3) is cast-in-place by Φ 12 and Φ 16 bar-mat reinforcement (14) and C25 concrete (15), steel Muscle net (14) is integrated with the termination colligation of anchor pole (4).
A kind of structure protecting swell-shrink characteristic ground cut slope the most according to claim 1, it is characterised in that: described anchor Bar (4) is Φ 32 spiral, long 6-12m;Anchor pole (4) one end and bar-mat reinforcement (14) colligation of Reinforced Concrete Beamsin Frame Construction (3), separately Slope body (1) boring (16) is stretched into the tilt angled down of 15 °-25 ° in one end, and anchor pole (4) is noted with M30 mortar (17) after stretching into slope body Fully-jewelled hole.
A kind of structure protecting swell-shrink characteristic ground cut slope the most according to claim 1, it is characterised in that: described cuts Ditch (5) is rectangular grooves, M7.5 mortar flag stone build by laying bricks or stones, and intercepting ditch (5) is arranged in side slope top and plain stage of slope at different levels.
A kind of structure protecting swell-shrink characteristic ground cut slope the most according to claim 1, it is characterised in that: described faces upward Inclined gutter (6) is Φ 90pvc filter pipe, implants slope body (1) with the updip angles of 10 °-20 °, faces upward inclined gutter (6) It is arranged in the end one row's Vierendeel girder (3) each compartment and Supporting sewer (2) lower end.
A kind of structure protecting swell-shrink characteristic ground cut slope the most according to claim 1, it is characterised in that: described protects Foot wall (7), for facing upward inclined retaining wall, is built by laying bricks or stones by M7.5 mortar flag stone or C20 slabstone concrete, and toe wall full wall height 4-6m, basis is buried Deep 2-3m.
CN201620544255.9U 2016-06-07 2016-06-07 A kind of structure protecting swell-shrink characteristic ground cut slope Active CN205804371U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109306675A (en) * 2018-09-27 2019-02-05 四川达虹宇建筑工程有限公司 A kind of ecological slope protection method for greening side slope

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109306675A (en) * 2018-09-27 2019-02-05 四川达虹宇建筑工程有限公司 A kind of ecological slope protection method for greening side slope

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