CN113186777A - Temporary pavement built on soft soil foundation and construction method thereof - Google Patents
Temporary pavement built on soft soil foundation and construction method thereof Download PDFInfo
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- CN113186777A CN113186777A CN202110578620.3A CN202110578620A CN113186777A CN 113186777 A CN113186777 A CN 113186777A CN 202110578620 A CN202110578620 A CN 202110578620A CN 113186777 A CN113186777 A CN 113186777A
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- 239000002689 soil Substances 0.000 title claims abstract description 80
- 238000010276 construction Methods 0.000 title claims abstract description 49
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims abstract description 146
- 235000017491 Bambusa tulda Nutrition 0.000 claims abstract description 146
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims abstract description 146
- 241001330002 Bambuseae Species 0.000 claims abstract description 58
- 239000011425 bamboo Substances 0.000 claims abstract description 58
- 239000002131 composite material Substances 0.000 claims abstract description 23
- 244000302661 Phyllostachys pubescens Species 0.000 claims abstract description 19
- 235000003570 Phyllostachys pubescens Nutrition 0.000 claims abstract description 19
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 17
- 238000009434 installation Methods 0.000 claims abstract description 11
- 238000004140 cleaning Methods 0.000 claims abstract description 7
- 241000209128 Bambusa Species 0.000 claims description 88
- 239000010410 layer Substances 0.000 claims description 60
- 239000004576 sand Substances 0.000 claims description 14
- 239000002344 surface layer Substances 0.000 claims description 8
- 239000004575 stone Substances 0.000 claims description 6
- 238000004080 punching Methods 0.000 claims description 3
- 230000002787 reinforcement Effects 0.000 description 14
- 238000000034 method Methods 0.000 description 11
- 239000007787 solid Substances 0.000 description 10
- 150000001875 compounds Chemical class 0.000 description 9
- 238000005056 compaction Methods 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000010802 sludge Substances 0.000 description 2
- 101100495270 Caenorhabditis elegans cdc-26 gene Proteins 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 238000007569 slipcasting Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C9/00—Special pavings; Pavings for special parts of roads or airfields
- E01C9/08—Temporary pavings
- E01C9/086—Temporary pavings made of concrete, wood, bitumen, rubber or synthetic material or a combination thereof
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D3/00—Improving or preserving soil or rock, e.g. preserving permafrost soil
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D3/00—Improving or preserving soil or rock, e.g. preserving permafrost soil
- E02D3/005—Soil-conditioning by mixing with fibrous materials, filaments, open mesh or the like
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Civil Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Soil Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Agronomy & Crop Science (AREA)
- General Engineering & Computer Science (AREA)
- Architecture (AREA)
- Road Paving Structures (AREA)
Abstract
The invention discloses a temporary access road, in particular to a temporary access road built on a soft soil foundation and a construction method thereof, belonging to the technical field of design and construction of engineering construction auxiliary construction facilities. The temporary access road built on the soft soil foundation is low in construction cost, relatively low in construction period and relatively small in influence on traffic and the surrounding environment, and the construction method for the temporary access road is provided. The temporary access comprises a soft soil foundation body, and further comprises a three-dimensional reinforcing net rack and a composite surface hardening body, wherein the three-dimensional reinforcing net rack is inserted into the soft soil foundation body, and one end, which is not extended into the soft soil foundation body, of the three-dimensional reinforcing net rack is inserted into the composite surface hardening body. The construction method comprises the steps of surface cleaning, vertical raw bamboo installation, horizontal moso bamboo chip ribs and composite surface hardening body laying.
Description
Technical Field
The invention relates to a temporary access road, in particular to a temporary access road built on a soft soil foundation, and belongs to the technical field of design and construction of engineering construction auxiliary construction facilities. The invention also relates to a construction method for the temporary access road.
Background
At present, a soft soil section is frequently encountered in engineering construction, and common treatment methods for a soft soil foundation are a filling and replacement method, a sand gravel pile compaction method, a dynamic compaction method and the like for reinforcement treatment, however, the methods have the problems of multiple processes, large engineering quantity, high cost, long period, great influence on traffic and surrounding environment and the like.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the temporary access road built on the soft soil foundation is low in construction cost, relatively low in construction period and relatively small in influence on traffic and surrounding environment. The invention also provides a construction method for the temporary access road.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a build interim pavement on soft soil foundation, includes the soft soil foundation body, interim pavement still include three-dimensional solid reinforcement rack and compound case hardening body, three-dimensional solid reinforcement rack peg graft soft soil foundation body in, the one end that three-dimensional solid reinforcement rack did not stretch into soft soil foundation is basically internal pegs graft compound case hardening is internal.
Furthermore, the composite surface hardening body at least comprises a sand cushion layer with the thickness not less than 600mm, and one end of the three-dimensional reinforcing net rack, which is not extended into the soft soil basic body, is inserted into the sand cushion layer.
The preferable mode of the proposal is that a gravel pavement surface layer is also paved on the gravel cushion layer.
Further, the three-dimensional reinforced net rack comprises vertical long raw bamboos, longitudinal horizontal raw bamboos and transverse horizontal raw bamboos, the transverse horizontal raw bamboos and the longitudinal horizontal raw bamboos are respectively bound with the vertical long raw bamboos into a whole, and the transverse horizontal raw bamboos and the longitudinal horizontal raw bamboos are at least arranged in a sandstone cushion layer of the composite surface hardening body.
In a preferred mode of the above scheme, the three-dimensional reinforced net rack further comprises vertical short raw bamboos and horizontal moso bamboo sheet ribs, at least one vertical short raw bamboo is inserted into each square frame surrounded by the vertical horizontal raw bamboos and the horizontal raw bamboos, and each horizontal moso bamboo sheet rib is arranged between two adjacent horizontal raw bamboos at intervals along the horizontal direction.
A construction method for the temporary pavement comprises the steps of surface cleaning, vertical raw bamboo installation, horizontal moso bamboo sheet rib installation and composite surface hardening body laying,
wherein, the sandstone cushion layer of the composite surface hardening body at least comprises three times of filling to reach the thickness of the total filling not less than 600 mm.
Further, when the vertical raw bamboos are installed, firstly, the vertical long raw bamboos are pressed into the soft soil foundation body by an excavator or a punching machine according to a specified interval, and then the vertical short raw bamboos are pressed into the soft soil foundation body with lower softness at intervals according to the tightness degree of the soft soil foundation body after the vertical long raw bamboos are pressed in until the tightness degree of the soft soil foundation body reaches the requirement.
The preferable mode of the scheme is that after the vertical raw bamboos are installed, the longitudinal horizontal raw bamboos are bound to one end, not inserted into the soft ground basic body, of the vertical raw bamboos according to requirements, a layer of sandstone cushion layer is laid on the upper surface of the longitudinal horizontal raw bamboos, then the transverse horizontal raw bamboos are bound to one end, not inserted into the soft ground basic body, of the vertical raw bamboos, a layer of sandstone cushion layer is laid on the upper surface of the transverse horizontal raw bamboos, and finally the horizontal raw bamboos are bound to the transverse horizontal raw bamboos to complete installation of the horizontal raw bamboos.
Further, after the horizontal raw bamboo and the horizontal moso bamboo piece ribs are installed, the last layer of sandstone cushion layer is paved until the thickness of the whole sandstone cushion layer is not less than 600 mm.
Furthermore, after the gravel cushion layer is paved to a corresponding thickness, the gravel cushion layer is compacted, and finally, the gravel pavement surface layer is paved. The invention has the beneficial effects that: the application provides a temporary way is on the basis of current soft soil foundation body, through increasing three-dimensional solid reinforcement rack and compound case hardening body, and will three-dimensional solid reinforcement rack peg graft soft soil foundation body in, then make three-dimensional solid reinforcement rack not stretch into the internal one end of soft soil foundation peg graft and be in compound case hardening is internal. Therefore, during construction, the construction of the temporary access road can be completed only by firstly cleaning accumulated water on the surface of the concrete and then carrying out the steps of vertical raw bamboo installation, horizontal moso bamboo rib and composite surface hardening body laying and the like, wherein the sand and stone cushion layer of the composite surface hardening body comprises at least three times of filling to reach the thickness of not less than 600mm of the total filling. Because the temporary pavement of the application is a foundation of the existing soft land basic body, and is formed by adding the three-dimensional reinforcing net rack and the composite surface hardening body, the technical problem that soft soil replacement or sand gravel pile compaction or even dynamic compaction is needed in the prior art is solved, only surface sludge accumulated water cleaning is needed in construction, and then the three-dimensional reinforcing net rack is installed and the composite surface hardening body is laid, so that the technical scheme provided by the application is low in construction cost and relatively low in construction period compared with a treatment method in the prior art, and influences on traffic and surrounding environments are relatively small.
Drawings
FIG. 1 is a schematic sectional view of a temporary pavement constructed on a soft soil foundation according to the present invention;
fig. 2 is a schematic view of the structure of the binding of vertical and horizontal bamboo related to the temporary pavement built on the soft soil foundation.
Labeled as: soft soil foundation body 1, three-dimensional reinforcement net rack 2, compound surface hardening body 3, grit bed course 4, rubble pavement surface course 5, vertical long raw bamboo 6, vertical horizontal raw bamboo 7, horizontal raw bamboo 8, vertical short raw bamboo 9, horizontal mao bamboo piece muscle 10.
Detailed Description
Fig. 1 and 2 show a temporary access road built on a soft foundation, which has low construction cost, relatively low construction period and relatively small influence on traffic and surrounding environment, and a construction method for the temporary access road. Interim pavement include soft soil foundation body 1, its characterized in that: the temporary pavement further comprises a three-dimensional reinforcing net rack 2 and a composite surface hardening body 3, wherein the three-dimensional reinforcing net rack 2 is inserted into the soft soil foundation body 1, and one end, which is not extended into the soft soil foundation body 1, of the three-dimensional reinforcing net rack 2 is inserted into the composite surface hardening body 3. The application provides a temporary way is on the basis of current soft soil foundation body, through increasing three-dimensional solid reinforcement rack and compound case hardening body, and will three-dimensional solid reinforcement rack peg graft soft soil foundation body in, then make three-dimensional solid reinforcement rack not stretch into the internal one end of soft soil foundation peg graft and be in compound case hardening is internal. Therefore, during construction, the construction of the temporary access road can be completed only by firstly cleaning accumulated water on the surface of the concrete and then carrying out the steps of vertical raw bamboo installation, horizontal moso bamboo rib and composite surface hardening body laying and the like, wherein the sand and stone cushion layer of the composite surface hardening body comprises at least three times of filling to reach the thickness of not less than 600mm of the total filling. Because the temporary pavement of the application is a foundation of the existing soft land basic body, and is formed by adding the three-dimensional reinforcing net rack and the composite surface hardening body, the technical problem that soft soil replacement or sand gravel pile compaction or even dynamic compaction is needed in the prior art is solved, only surface sludge accumulated water cleaning is needed in construction, and then the three-dimensional reinforcing net rack is installed and the composite surface hardening body is laid, so that the technical scheme provided by the application is low in construction cost and relatively low in construction period compared with a treatment method in the prior art, and influences on traffic and surrounding environments are relatively small.
Among the above-mentioned embodiment, in order to improve the bearing capacity of this application temporary pavement to and the construction when being convenient for build, this application compound case hardening body 3 include at least that thickness is not less than 600 mm's grit bed course 4, three-dimensional solid reinforcement rack 2 does not stretch into the one end in the soft soil foundation body 1 and pegs graft and be in grit bed course 4 in. In this case, it is preferable that a gravel pavement surface 5 is further laid on the gravel mat 4. Correspondingly, this application three-dimensional reinforcement rack 2 include vertical long former bamboo 6, vertical horizontal former bamboo 7 and horizontal former bamboo 8, horizontal former bamboo 8 with vertical horizontal former bamboo 7 respectively with vertical long former bamboo 6 bind as a whole, at least arrange in the grit bed course 4 of compound surface hardening body 3 horizontal former bamboo 8 with vertical horizontal former bamboo 7. The three-dimensional reinforcement net rack 2 can also comprise vertical short raw bamboos 9 and horizontal moso bamboo chip ribs 10, at least one vertical short raw bamboo 9 is inserted into each square frame surrounded by the vertical horizontal raw bamboos 7 and the horizontal raw bamboos 8, and the horizontal moso bamboo chip ribs 10 are arranged between the two adjacent horizontal raw bamboos 8 at intervals along the horizontal direction. The vertical short raw bamboo 9 can be pressed in according to the detected density of the soft soil foundation until the density of the soft soil foundation meets the requirement.
When implementing foretell interim access, according to the construction requirement, in order to improve construction quality, convenient construction again simultaneously, this application is when vertical former bamboo installation, adopts excavator or punching machine earlier to press in vertical long former bamboo 6 to soft soil foundation body 1 according to the interval of regulation, then according to the elasticity degree of the soft soil foundation body 1 behind the vertical long former bamboo 6 of impressing vertical short former bamboo 9 of interval in the lower soft soil foundation body 1 of softness degree respectively until the compactness of soft soil foundation body 1 reaches the requirement. After the vertical raw bamboos are installed, binding the longitudinal horizontal raw bamboos 7 to one ends, which are not inserted into the soft soil foundation body 1, of the vertical raw bamboos according to requirements, laying a sand cushion layer on the upper surfaces of the longitudinal horizontal raw bamboos 7, binding the transverse horizontal raw bamboos 8 to one ends, which are not inserted into the soft soil foundation body 1, of the vertical raw bamboos, laying a sand cushion layer on the upper surfaces of the transverse horizontal raw bamboos 8, and finally binding the horizontal raw bamboos 10 to the transverse horizontal raw bamboos 8 to complete installation of the horizontal raw bamboos. And after the horizontal raw bamboo and the horizontal moso bamboo piece ribs 10 are installed, paving the last layer of sandstone cushion layer until the thickness of the whole sandstone cushion layer is not less than 600 mm. After the gravel cushion layer is paved to the corresponding thickness, the gravel cushion layer is compacted, and finally, the gravel pavement surface layer 5 is paved.
In conclusion, the raw bamboo that this application adopted is direct from the unloading of bamboo joint department, and the mechanical system is impressed vertical raw bamboo in the weak soil, and the slip casting is not gone into in the raw bamboo, and according to the raw bamboo degree of difficulty of burying secret vertical raw bamboo interval, through the closely knit lower part weak soil of a plurality of vertical raw bamboo extrusion, improves the soil layer bearing capacity, and the horizontal raw bamboo of soil layer surface mounting is indulged, two-layer bamboo chip is laid, and the layering is filled the compaction grit bed course, and the pavement surface course strengthens soft soil layer ground jointly, improves the pavement bearing capacity. The construction speed is fast, simple and convenient, and the implementation through the scheme can effectively improve the structure of the lower soil layer, strengthen the bearing capacity of the foundation and save the engineering cost. The problems of large temporary access treatment engineering quantity, long construction period and complex working procedures under the existing soft soil geological condition are solved, so that the traffic bearing capacity of the soft soil access is improved, and the construction efficiency is accelerated. In particular, it is the case that,
1. the method is characterized in that raw bamboos are pressed into soft soil in a mechanical (excavator) mode, horizontal raw bamboos are arranged in the longitudinal and transverse directions of the upper portion of the raw bamboos, moso bamboo chips are longitudinally and transversely laid, a gravel cushion layer is filled and compacted in a layered mode, and finally a gravel layer is laid, so that the bearing capacity of the soft soil sidewalk is further improved.
2. The scheme utilizes the renewable and fast-growing raw bamboo, is convenient to obtain materials, green and renewable in materials, sustainable in development, simple and fast in construction method and low in cost. The raw bamboo, the gravel cushion layer and the crushed stone layer jointly improve the bearing capacity of the soft soil, the construction is quick and simple, the arrangement is flexible, the structure of the lower soil layer can be effectively improved, the bearing capacity of the foundation is enhanced, and the engineering cost is greatly saved.
Example one
The invention relates to a temporary access for reinforcing soft soil by using raw bamboos, which comprises soft soil, namely the soft soil foundation, vertical long raw bamboos, vertical short raw bamboos, longitudinal horizontal raw bamboos, transverse horizontal raw bamboos, moso bamboo pieces or thin bamboo strips, a sandstone cushion layer and an access surface layer.
1. The vertical long raw bamboos and the vertical short raw bamboos with different lengths are vertically installed inside the soft soil by adopting a mechanical (excavator) pressing-in method, the vertical long raw bamboos and the vertical short raw bamboos are longitudinally and transversely arranged during pressing-in, the space density is adjusted according to the softness degree of the vertical raw bamboos entering the soft soil, and the vertical long raw bamboos and the vertical short raw bamboos are respectively independent in rows.
2. Installing longitudinal horizontal raw bamboos: and (3) firmly binding the longitudinal horizontal raw bamboo with the vertical long raw bamboo and the vertical short raw bamboo, filling a sandstone cushion layer to the upper surface of the longitudinal horizontal raw bamboo, and compacting.
3. Installing horizontal original bamboos: and (3) firmly binding the horizontal raw bamboo with the vertical long raw bamboo and the vertical short raw bamboo, filling a sandstone cushion layer to the upper surface of the horizontal raw bamboo, and compacting.
4. Laying moso bamboo chips: longitudinally laying a layer of moso bamboo chips or thin bamboo strips, transversely laying a layer of moso bamboo chips or thin bamboo strips, filling a sandstone cushion layer on the surface layer, and compacting. The gravel cushion is filled for three times, and the total thickness of the gravel cushion is 600 mm.
5. And paving a pavement surface layer on the surface of the gravel cushion layer to finish the construction of the temporary pavement on the soft soil.
6. Materials: selecting high-straight and hard raw bamboos, and comprehensively considering whether the raw bamboos are subjected to drying treatment and surface anticorrosion treatment according to engineering characteristics and construction period. The mao bamboo pieces (thin bamboo strips and bamboo blocks) need to be woven into pieces in advance, the longitudinal and transverse pieces are fully paved into two layers, the lower layer bamboo pieces and the transverse original bamboo are firmly bound by adopting iron wires, and the pavement layer adopts 200 mm-thick broken stones.
The temporary sidewalk for reinforcing the soft soil by the raw bamboos is characterized in that the soil layer is compacted by a plurality of vertical raw bamboos, horizontal raw bamboos and bamboo chips are sequentially installed on the surface of the soil layer in the longitudinal and transverse directions, a sandstone cushion layer and a gravel layer are filled 4 times, and the bearing capacity of the soft soil is greatly enhanced by filling and compacting in layers, so that the vehicle passing condition is met.
Claims (10)
1. The utility model provides a build interim way on soft soil foundation, includes soft soil foundation body (1), its characterized in that: the temporary sidewalk further comprises a three-dimensional reinforcing net rack (2) and a composite surface hardening body (3), wherein the three-dimensional reinforcing net rack (2) is inserted into the soft soil foundation body (1), and one end, which is not extended into the soft soil foundation body (1), of the three-dimensional reinforcing net rack (2) is inserted into the composite surface hardening body (3).
2. A temporary walkway constructed in a soft soil foundation as claimed in claim 1, wherein: the composite surface hardening body (3) at least comprises a sand cushion layer (4) with the thickness not less than 600mm, and one end of the three-dimensional reinforcing net rack (2) which is not extended into the soft soil foundation body (1) is inserted into the sand cushion layer (4).
3. A temporary walkway constructed on soft soil foundations as claimed in claim 2, wherein: a gravel pavement surface layer (5) is also paved on the gravel cushion layer (4).
4. A temporary walkway constructed on soft soil foundations as claimed in claim 1, 2 or 3, wherein: the three-dimensional reinforced net rack (2) comprises vertical long original bamboos (6), vertical horizontal original bamboos (7) and horizontal original bamboos (8), the horizontal original bamboos (8) and the vertical horizontal original bamboos (7) are respectively bound with the vertical long original bamboos (6) into a whole, and the horizontal original bamboos (8) and the vertical horizontal original bamboos (7) are at least arranged in a sand stone cushion layer (4) of the composite surface hardening body (3).
5. A temporary walkway constructed on a soft soil foundation as claimed in claim 4, wherein: the three-dimensional reinforced net rack (2) further comprises vertical short raw bamboos (9) and horizontal moso bamboo chip ribs (10), at least one vertical short raw bamboo (9) is inserted into each square frame surrounded by the vertical horizontal raw bamboos (7) and the horizontal raw bamboos (8), and each horizontal moso bamboo chip rib (10) is arranged between two adjacent horizontal raw bamboos (8) at intervals along the horizontal direction.
6. A construction method for the temporary walkway of claim 5, wherein: the construction method comprises the steps of surface cleaning, vertical raw bamboo installation, horizontal moso bamboo chip rib (10) installation and composite surface hardening body (3) laying,
wherein, the sand-stone cushion layer (4) of the composite surface hardening body (3) at least comprises three times of filling to reach the thickness of the total filling not less than 600 mm.
7. The construction method according to claim 6, wherein: when the vertical raw bamboos are installed, firstly, the vertical long raw bamboos (6) are pressed into the soft soil foundation body (1) by an excavator or a punching machine according to the specified intervals, and then the vertical short raw bamboos (9) are pressed into the soft soil foundation body (1) with lower loosening degree at intervals respectively according to the loosening degree of the soft soil foundation body (1) after the vertical long raw bamboos (6) are pressed in until the tightness of the soft soil foundation body (1) meets the requirement.
8. The construction method according to claim 7, wherein: after the vertical raw bamboos are installed, binding the longitudinal horizontal raw bamboos (7) to one end, which is not inserted into the soft soil foundation body (1), of the vertical raw bamboos according to requirements, laying a sand cushion layer on the upper surface of the longitudinal horizontal raw bamboos (7), binding the transverse horizontal raw bamboos (8) to one end, which is not inserted into the soft soil foundation body (1), of the vertical raw bamboos, laying a sand cushion layer on the upper surface of the transverse horizontal raw bamboos (8), and finally binding the horizontal raw bamboos (10) to the transverse horizontal raw bamboos (8) to complete installation of the horizontal raw bamboos.
9. The construction method according to claim 8, wherein: and after the horizontal raw bamboo and the horizontal moso bamboo piece ribs (10) are installed, laying the last layer of sandstone cushion layer until the thickness of the whole sandstone cushion layer is not less than 600 mm.
10. The construction method according to claim 9, wherein: after the gravel cushion layer is paved to the corresponding thickness, the gravel cushion layer is compacted, and finally, a gravel pavement surface layer (5) is paved.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110578620.3A CN113186777A (en) | 2021-05-26 | 2021-05-26 | Temporary pavement built on soft soil foundation and construction method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110578620.3A CN113186777A (en) | 2021-05-26 | 2021-05-26 | Temporary pavement built on soft soil foundation and construction method thereof |
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