CN214168614U - Fine grained soil slope-collecting embankment filling structure - Google Patents

Abstract

The utility model discloses a slope embankment filling structure is received to fine grit soil, which comprises a road surface, the inside on road surface is provided with strengthens the base, the top on road surface is provided with the sand cushion layer, the top of sand cushion layer is provided with the gravel layer, the inside on gravel layer is provided with the cement anchor post, the top on gravel layer is provided with the concrete back up coat. The utility model discloses a sand bed course, strengthen the base, the drainage channel, the fine-grained soil platform, the gravel layer, the concrete back up coat, the geogrid layer, the anti rolling layer of bubble concrete, the foam concrete layer, the slag blanket that falls, it is first to grout the rubble bank protection, the cement back up post, it is second to grout the rubble bank protection, the cooperation of rubble layer and weeping pipe is used, it is relatively poor to have solved current embankment stability, under the long-time condition of rolling, the condition that sinks probably appears in its inside, and simultaneously, the accumulation at the rainwater can cause collapsing of embankment, make the driving easily cause the potential safety hazard, can cause the problem of traffic accident when serious.

Description

Fine grained soil slope-collecting embankment filling structure

Technical Field

The utility model relates to a receive slope embankment technical field, specifically be a fine grain soil receipts slope embankment filling structure.

Background

The main components of the highway are the road surface and the road bed, the road bed is the foundation of the road surface, and is formed by excavating or filling and compacting on the original ground, and is divided into filling road bed, excavating road bed and half-filling road bed according to the cross section form of the road bed, the structure of the filling road bed mainly comprises the original foundation, the embankment and the roadbed, the embankment filling technology for filling the road bed is mainly discussed here, and under the general condition, the embankment filling is performed by adopting cohesive soil meeting certain technical requirements.

Current embankment stability is relatively poor, and under the long-time condition of rolling, the condition that collapses probably appears in its inside, simultaneously, can cause collapsing of embankment at the accumulation of rainwater, makes the driving cause the potential safety hazard easily, can cause the traffic accident when serious.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a slope embankment filling structure is received to fine grit soil possesses the advantage of resistance to compression and convenient drainage, and it is relatively poor to have solved current embankment stability, under the long-time condition of rolling, the condition of collapsing probably appears in its inside, simultaneously, can cause collapsing of embankment in the accumulation of rainwater, makes the driving cause the potential safety hazard easily, can cause the problem of traffic accident when serious.

In order to achieve the above object, the utility model provides a following technical scheme: the fine-grained soil slope-collecting embankment filling structure comprises a road surface, wherein a reinforcing base is arranged inside the road surface, a sand cushion layer is arranged at the top of the road surface, a gravel layer is arranged at the top of the sand cushion layer, cement reinforcing columns are arranged inside the gravel layer, a concrete reinforcing layer is arranged at the top of the gravel layer, a slag layer is arranged at the top of the concrete reinforcing layer, a bubble concrete anti-rolling layer is arranged at the top of the slag layer, a geogrid layer is arranged at the top of the bubble concrete anti-rolling layer, a foam concrete layer is arranged at the top of the geogrid layer, mortar-laid rubble revetment I is respectively arranged on two sides of the foam concrete layer, the bottom of the mortar-laid rubble revetment I extends to the top of the road surface, a fine-grained soil platform is arranged at the top of the road surface and at the bottom of the outer side of the mortar-laid rubble revetment I, and mortar-laid second rubble revetment II, the top on road surface and the outside that is located grout rubble bank protection two are provided with the metalling, the inside on road surface and the below that is located the metalling are provided with the weeping pipe, the bottom of weeping pipe is provided with the drainage canal, the bottom of weeping pipe communicates in the top of drainage canal.

Preferably, strengthen the bottom of the top embedding sand bed course of base, strengthen the base and be the I shape structure, and evenly distributed in the bottom of sand bed course.

Preferably, the geogrid layer is two-layer, and alternately lays in the top of the anti rolling layer of bubble concrete, concrete thick liquid has been pour in the clearance department on geogrid layer.

Preferably, the mortar rubble revetment I is of a T-shaped structure, and the geogrid layer is a 70KN steel-plastic geogrid.

Preferably, one side opposite to the drainage channel extends into the external drainage channel, and the number of the transversely arranged drainage pipes is three, and the longitudinally arranged drainage pipes are a plurality of.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a sand bed course, strengthen the base, the drainage channel, the fine-grained soil platform, the gravel layer, the concrete back up coat, the geogrid layer, the anti rolling layer of bubble concrete, the foam concrete layer, the slag blanket that falls, it is first to grout the rubble bank protection, the cement back up post, it is second to grout the rubble bank protection, the cooperation of rubble layer and weeping pipe is used, possess the resistance to compression and make things convenient for the advantage of drainage, it is relatively poor to have solved current embankment stability, under the long-time condition of rolling, the condition of caving probably appears in its inside, and simultaneously, can cause collapsing of embankment in the accumulation of rainwater, make the driving lead to the fact the potential safety hazard easily, can cause the problem of traffic accident during serious.

2. The utility model can stably support the gravel layer by using the cement reinforced column, lay a good foundation for the pressure resistance, stably connect the embankment on the road surface by using the reinforced base, improve the stability of the embankment, prevent the embankment from collapsing to two sides by using the grout rubble stone slope protection I, has the characteristics of large strength, small deformation, corrosion resistance and long service life by using the geogrid layer, greatly enhance the bearing capacity of the embankment, effectively restrict the lateral displacement of the soil body, enhance the stability of the embankment, conveniently absorb the ponding under the grout rubble stone slope protection through using the rubble layer, lead out the ponding through the water leakage pipe, avoid the phenomenon of ponding, use a fine grained soil platform, and has stronger plasticity, contractibility, expansibility, water permeability, compressibility, shearing resistance and the like, can adapt to different bad weather, and can avoid thick liquid rubble bank protection landslide.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a top view of the right side drainage channel of the present invention;

fig. 3 is a partial top view structural diagram of the present invention.

In the figure: 1 road surface, 2 sand cushion layers, 3 reinforced bases, 4 drainage channels, 5 fine-grained soil platforms, 6 gravel layers, 7 concrete reinforcing layers, 8 geogrid layers, 9 bubble concrete anti-rolling layers, 10 foam concrete layers, 11 slag layers, 12 grouted rubble revetments I, 13 cement reinforcing columns, 14 grouted rubble revetments II, 15 rubble layers and 16 water leakage pipes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, a fine soil slope embankment filling structure comprises a road surface 1, a reinforcing base 3 is arranged inside the road surface 1, the embankment can be stably connected to the road surface 1 by using the reinforcing base 3 to improve the stability of the embankment, a sand cushion layer 2 is arranged on the top of the road surface 1, a gravel layer 6 is arranged on the top of the sand cushion layer 2, cement reinforcing columns 13 are arranged inside the gravel layer 6, the gravel layer 6 can be stably supported by using the cement reinforcing columns 13 to lay a good foundation for the compression resistance of the gravel layer, a concrete reinforcing layer 7 is arranged on the top of the gravel layer 6, a slag layer 11 is arranged on the top of the concrete reinforcing layer 7, a bubble concrete anti-rolling layer 9 is arranged on the top of the bubble concrete anti-rolling layer 9, a geogrid layer 8 is arranged on the top of the bubble concrete anti-rolling layer 9, and a high-strength pavement is formed by using the geogrid layer 8, The earth-rock slope protection structure has the characteristics of small deformation, corrosion resistance and long service life, the bearing capacity of the embankment is greatly enhanced, the lateral displacement of a soil body is effectively restrained, the stability of the embankment is enhanced, the top of the geogrid layer 8 is provided with the foam concrete layer 10, the two sides of the foam concrete layer 10 are respectively paved with the grout rubble slope protection I12, the phenomenon that the embankment collapses towards the two sides can be avoided through the use of the grout rubble slope protection I12, the bottom of the grout rubble slope protection I12 extends to the top of the road surface 1, the top of the road surface 1 and the bottom of the outside of the grout rubble slope protection I12 are provided with the fine-grained soil platform 5, the slope protection structure has stronger plasticity, contractibility, expansibility, water permeability, compressibility, shearing resistance and the like through the use of the fine-grained soil platform 5, the slope protection structure can adapt to different severe weathers, the landslide of the grout rubble slope protection I12 can be avoided, the top and the outside of the slope protection soil platform 5 are both paved with the grout rubble stone II 14, a gravel layer 15 is arranged at the top of the pavement 1 and on the outer side of the mortar rubble revetment II 14, accumulated water flowing down from the mortar rubble revetment I12 can be conveniently absorbed by using the gravel layer 15 and is led out through a water leakage pipe 16, the phenomenon of accumulated water is avoided, the water leakage pipe 16 is arranged inside the pavement 1 and below the gravel layer 15, a drainage channel 4 is arranged at the bottom of the water leakage pipe 16, and the bottom of the water leakage pipe 16 is communicated with the top of the drainage channel 4;

the top of the reinforcing base 3 is embedded into the bottom of the sand cushion layer 2, and the reinforcing base 3 is of an I-shaped structure and is uniformly distributed at the bottom of the sand cushion layer 2;

the geogrid layer 8 is two layers and is crossly paved on the top of the bubble concrete rolling resistant layer 9, and concrete slurry is poured in the gap of the geogrid layer 8;

the mortar rubble revetment I12 is of a T-shaped structure, and the geogrid layer 8 is a 70KN steel-plastic geogrid;

the opposite side of the drainage channel 4 extends into an external drainage channel, and the number of the drainage pipes 16 is three in the transverse direction and a plurality in the longitudinal direction;

sand cushion layer 2, strengthen base 3, drainage canal 4, fine-grained soil platform 5, gravel layer 6, concrete back up coat 7, geogrid layer 8, the anti layer 9 that rolls of bubble concrete, foam concrete layer 10, the sediment layer 11 of dying, grout rubble bank protection 12, cement reinforced column 13, grout rubble bank protection two 14, the cooperation of rubble layer 15 and weeping pipe 16 is used, possess the advantage of resistance to compression and make things convenient for the drainage, it is relatively poor to have solved current embankment stability, under long-time rolling condition, the condition that sinks probably appears in its inside, and simultaneously, the accumulation at the rainwater can cause collapsing of embankment, make the driving cause the potential safety hazard easily, can cause the problem of traffic accident when serious.

When in use, the cement reinforced column 13 can stably support the gravel layer 6, and well extrude the gravel layer for the pressure resistance, by using the mortar rubble revetment I12, the phenomenon that the embankment collapses towards two sides can be avoided, by using the geogrid layer 8, the embankment has the characteristics of large strength, small deformation, corrosion resistance and long service life, greatly enhances the bearing capacity of the embankment, effectively restricts the lateral displacement of a soil body, enhances the stability of the embankment, through the use of the rubble layer 15, the accumulated water flowing down from the mortar rubble revetment I12 can be conveniently absorbed and led out through the water leakage pipe 16, the phenomenon of accumulated water is avoided, through the use of fine grained soil platform 5, have stronger plasticity, shrinkage, expansibility, water permeability, compressibility and shearing resistance etc. can adapt to different bad weather, and can avoid the 12 landslides of grout rubble bank protection one.

In summary, the following steps: this fine grain soil is received slope embankment and is filled structure, through sand cushion layer 2, strengthen base 3, drainage channel 4, fine grain soil platform 5, gravel layer 6, concrete back up coat 7, geogrid layer 8, bubble concrete anti-roll layer 9, foam concrete layer 10, slag layer 11 that downs, it is 12 to grout rubble stone bank protection, cement reinforced column 13, it is two 14 to grout rubble stone bank protection, the cooperation of rubble layer 15 and weeping pipe 16 is used, it is relatively poor to have solved current embankment stability, under long-time roll compaction condition, the condition of caving probably appears in its inside, and simultaneously, the accumulation at the rainwater can cause collapsing of embankment, make the driving cause the potential safety hazard easily, can cause the problem of traffic accident when serious.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a fine grain soil slope embankment filled structure, includes road surface (1), its characterized in that: the inside on road surface (1) is provided with strengthens base (3), the top on road surface (1) is provided with sand cushion layer (2), the top on sand cushion layer (2) is provided with gravel layer (6), the inside on gravel layer (6) is provided with cement reinforced column (13), the top on gravel layer (6) is provided with concrete back up layer (7), the top of concrete back up layer (7) is provided with delay slag layer (11), the top on delay slag layer (11) is provided with the anti rolling layer of bubble concrete (9), the top on the anti rolling layer of bubble concrete (9) is provided with geogrid layer (8), the top on geogrid layer (8) is provided with foam concrete layer (10), grout rubble bank protection one (12) has all been laid to the both sides on foam concrete layer (10), the bottom of grout rubble bank protection one (12) extends to the top on road surface (1), the top on road surface (1) and the bottom that is located grout rubble bank protection one (12) outside are provided with fine grained soil platform (5), the top and the outside of fine grained soil platform (5) have all been laid and have been grouted rubble bank protection two (14), the top on road surface (1) and the outside that is located grout rubble bank protection two (14) are provided with metalling (15), the inside on road surface (1) and the below that is located metalling (15) are provided with weeping pipe (16), the bottom of weeping pipe (16) is provided with drainage channel (4), the bottom of weeping pipe (16) communicates in the top of drainage channel (4).

2. The fine soil sloping embankment filling structure according to claim 1, wherein: strengthen the bottom of the top embedding sand bed course (2) of base (3), strengthen base (3) and be the I shape structure, and evenly distributed in the bottom of sand bed course (2).

3. The fine soil sloping embankment filling structure according to claim 1, wherein: the geogrid layer (8) is two-layer, and alternately laid on the top of the bubble concrete anti-rolling layer (9), and concrete slurry is poured in the gap of the geogrid layer (8).

4. The fine soil sloping embankment filling structure according to claim 1, wherein: the mortar rubble revetment I (12) is of a T-shaped structure, and the geogrid layer (8) is a 70KN steel-plastic geogrid.

5. The fine soil sloping embankment filling structure according to claim 1, wherein: the opposite side of the drainage channel (4) extends into an external drainage channel, and the number of the drainage pipes (16) is three in the transverse direction and a plurality of the drainage pipes are arranged in the longitudinal direction.

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