CN110295625A - A kind of pipe gallery waterproof method based on sponge theory - Google Patents

A kind of pipe gallery waterproof method based on sponge theory Download PDF

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Publication number
CN110295625A
CN110295625A CN201910575939.3A CN201910575939A CN110295625A CN 110295625 A CN110295625 A CN 110295625A CN 201910575939 A CN201910575939 A CN 201910575939A CN 110295625 A CN110295625 A CN 110295625A
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CN
China
Prior art keywords
pipe gallery
sides
waterproof
permeable
main body
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Pending
Application number
CN201910575939.3A
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Chinese (zh)
Inventor
王纯岩
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China MCC20 Group Corp Ltd
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China MCC20 Group Corp Ltd
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Application filed by China MCC20 Group Corp Ltd filed Critical China MCC20 Group Corp Ltd
Priority to CN201910575939.3A priority Critical patent/CN110295625A/en
Publication of CN110295625A publication Critical patent/CN110295625A/en
Pending legal-status Critical Current

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Classifications

    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D29/00Independent underground or underwater structures; Retaining walls
    • E02D29/10Tunnels or galleries specially adapted to house conduits, e.g. oil pipe-lines, sewer pipes ; Making conduits in situ, e.g. of concrete ; Casings, i.e. manhole shafts, access or inspection chambers or coverings of boreholes or narrow wells
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D31/00Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
    • E02D31/02Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against ground humidity or ground water

Abstract

The present invention provides a kind of pipe gallery waterproof methods based on sponge theory, comprising: comprehensive pipe gallery structure main body is constructed between the braced wall of water-stop curtain two sides;After the completion of piping lane construction, the waterproof protective layer of two sides slope formula is poured at the top of piping lane;Between Pipe rack main body and braced wall, several permeable sumps are set along piping lane longitudinal length, the water collected in each permeable sump is drawn on town road above the ground or in greenbelt;Backfill construction is carried out between the braced wall of two sides until completing construction at ground elevation.The present invention is using the waterproof protective layer at the top of pipe gallery by intermediate slope aspect two sides; underground water is dredged between the side wall of piping lane two sides and braced wall; and permeable Jing Ji is set in this space and takes periphery underground water; ground flushing road is extracted out using the water that suction pump takes collection again or irrigates roadside greening plant; it solves the problems, such as that the underground water that is closed in of pipe gallery increases risk of leakage, ensure that the O&M safety of piping lane.

Description

A kind of pipe gallery waterproof method based on sponge theory
Technical field
The present invention relates to pipe gallery technical field of construction, in particular to a kind of integrated pipe based on sponge theory Corridor waterproof method.
Background technique
Underground pipe gallery is usually set under road or greenbelt along town road, because town road surrounding enviroment are multiple It is miscellaneous, consider the limitation problem of excavated surface, pipe gallery construction is frequently with bored concrete pile high intensity barricade+high-pressure rotary jet grouting pile Or the braced wall form of the water-stop curtain of cement mixing pile carries out supporting excavation construction, and later period pipe gallery props up after constructing Revetment will be retained in underground and not remove, thus in the confined space that pipe gallery encapsulating is completely cut off with the periphery soil body.In integrated pipe In corridor life cycle, piping lane overhead surface water will be directly entered the confined air between closed braced wall by soil permeability Between, and the water in this space can not be evacuated to Soil Surrounding, it will be under more saturated water level, directly from this previous underground pipe gallery The waterproof effect in pipe gallery life cycle management is influenced, the floating risk under the leakage and saturation water level of piping lane is improved, thus Influence the normal O&M of piping lane.
Summary of the invention
In consideration of it, the invention proposes a kind of pipe gallery waterproof methods based on sponge theory, it is intended to solve existing comprehensive Close the problem of piping lane is closed in the enclosure space of two sides braced wall formation and risk of leakage is caused to increase.
On one side, the invention proposes a kind of pipe gallery waterproof methods based on sponge theory, comprising the following steps: step (1), comprehensive pipe gallery structure main body is constructed between the braced wall of water-stop curtain two sides;Step (2), to comprehensive pipe gallery structure main body After the completion of construction, the waterproof protective layer of two sides slope formula is poured at the top of the comprehensive pipe gallery structure main body;Step (3), in institute It states between comprehensive pipe gallery structure main body and the braced wall, is arranged along the comprehensive pipe gallery structure main body longitudinal length several permeable The water collected in each permeable sump is drawn on town road above the ground or in greenbelt by sump;Step Suddenly (4) carry out backfill construction until completing construction at ground elevation between the braced wall of two sides.
Further, in the above-mentioned pipe gallery waterproof method based on sponge theory, the waterproof protective layer is from described comprehensive The gradient for closing Pipe rack body top center slope aspect two sides is 1.5%-2%.
Further, in the above-mentioned pipe gallery waterproof method based on sponge theory, the waterproof protective layer two sides are most thin Place with a thickness of 3-6cm.
Further, in the above-mentioned pipe gallery waterproof method based on sponge theory, the waterproof protective layer is thin using C20 Stone concrete is built.
Further, in the above-mentioned pipe gallery waterproof method based on sponge theory, each permeable sump is with default The two sides of the pipe gallery main structure are arranged in along the longitudinal length of the pipe gallery main structure for spacing.
Further, in the above-mentioned pipe gallery waterproof method based on sponge theory, the default spacing is 30-60m.
Further, in the above-mentioned pipe gallery waterproof method based on sponge theory, the wall thickness of the permeable sump is big In equal to 5cm.
Further, in the above-mentioned pipe gallery waterproof method based on sponge theory, the height of the permeable sump is Distance from bottom to the ground of the comprehensive pipe gallery structure main body.
Further, it in the above-mentioned pipe gallery waterproof method based on sponge theory, is backfilled between the braced wall of two sides Plain soil or medium coarse sand.
Further, in the above-mentioned pipe gallery waterproof method based on sponge theory, in the step (4), solidity is backfilled More than or equal to 0.97.
In the present invention, using the waterproof protective layer at the top of pipe gallery by intermediate slope aspect two sides, underground water is dredged to pipe Between the side wall and braced wall of corridor two sides, and permeable Jing Ji is set in this space and takes periphery underground water, then uses suction pump will Collect the water extraction ground flushing road taken or irrigate roadside greening plant, sponge city is organically combined with pipe gallery, is solved Determined pipe gallery be closed in underground water increase risk of leakage problem, ensure that piping lane O&M safety.
Detailed description of the invention
By reading the following detailed description of the preferred embodiment, various other advantages and benefits are common for this field Technical staff will become clear.The drawings are only for the purpose of illustrating a preferred embodiment, and is not considered as to the present invention Limitation.And throughout the drawings, the same reference numbers will be used to refer to the same parts.In the accompanying drawings:
Fig. 1 is the flow chart of the pipe gallery waterproof method provided in an embodiment of the present invention based on sponge theory;
Fig. 2 is the pipe gallery waterproof construction schematic diagram provided in an embodiment of the present invention based on sponge theory.
Specific embodiment
Exemplary embodiments of the present disclosure are described in more detail below with reference to accompanying drawings.Although showing the disclosure in attached drawing Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here It is limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure It is fully disclosed to those skilled in the art.It should be noted that in the absence of conflict, embodiment in the present invention and Feature in embodiment can be combined with each other.The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
Refering to fig. 1 and Fig. 2, the pipe gallery waterproof method based on sponge theory of the embodiment of the present invention includes following step It is rapid:
Step S1 constructs comprehensive pipe gallery structure main body between the braced wall of water-stop curtain two sides.
Specifically, the branch in the water-stop curtain two sides of bored concrete pile high intensity barricade and high-pressure rotary jet grouting pile or cement mixing pile Construction comprehensive pipe gallery structure main body 1 between revetment.
Step S2 pours two sides slope formula after the completion of comprehensive pipe gallery structure main body construction at the top of the pipe gallery Waterproof protective layer.
Specifically, determining waterproof after the completion of the construction of comprehensive pipe gallery structure main body 1 with underground pipe gallery design requirement Grade determines and is laid with coil waterproof layer and puts up benzene plate, and forms closed waterproof layer in periphery.The description of waterproof roll And the number of plies, it should be according to underground project waterproof grade, level of ground water height and effect of water pressure situation, structure structural form and construction The factors such as technique determine.After the completion of construction of waterproof layer, the waterproof of two sides slope formula is poured at the top of comprehensive pipe gallery structure main body 1 Protective layer 4.The waterproof protective layer 4 from the gradients of the 1 center of top slope aspect two sides of comprehensive pipe gallery structure main body be 1.5%- 2%, preferably 1.5%.Waterproof protective layer two sides thinnest part with a thickness of 3-6cm, preferably 5cm.Waterproof protective layer 4 can use C20 pea gravel concreten is built.
Step S3, between the comprehensive pipe gallery structure main body and the braced wall, along the comprehensive pipe gallery structure main body Several permeable sumps are arranged in longitudinal length, and the water collected in each permeable sump is drawn into municipal administration above the ground On road or in greenbelt.
Specifically, along the longitudinal length of comprehensive pipe gallery structure main body 1, in its two sides, setting is several permeable catchments Well 5, the height of permeable sump are the distance from bottom to the ground of the comprehensive pipe gallery structure main body.That is, permeable 5 upper end of sump can be flushed with ground 6.The permeable sump 5 of 1 two sides of comprehensive pipe gallery structure main body can be symmetrical arranged, respectively The permeable sump 5 is arranged with presetting spacing along the longitudinal length of the pipe gallery main structure 1 in the pipe gallery The two sides of main structure 1, that is to say, that can be waited between each permeable sump 5 of any side of pipe gallery main structure 1 Spacing setting, such as can be arranged at equal intervals with the spacing of 30-60m, it is preferred that the permeable sump 5 of any side is with 50m's Spacing is arranged at equal intervals.The wall thickness of permeable sump is more than or equal to 5cm, can build permeable sump 5 using pervious concrete.
Step S4 carries out backfill construction until completing construction at ground elevation between the braced wall of two sides.
Specifically, between the braced wall 2 of two sides and the region backfill element soil of the upside of pipe gallery main structure 1 or The backfills such as medium coarse sand 3 expect that the absolute altitude on ground 6, degree of being backfilling and compacted, which reaches 0.97 or more, can be completed construction.
The present embodiment can also include: that town road or greenbelt is arranged according to design requirement on ground 6.In addition, also Automatic water pump 7 can be placed into every mouthful of permeable sump 5 after the completion of construction, when having ponding in permeable sump, Ponding is drawn on the road on ground or in greenbelt, while underground water can also cleverly be concentrated secondary use, is Town road increases forms sponge facility together, so that Municipal Infrastructure is preferably served, it is practical, it applies Work is simple and convenient, without purchasing special material, it is excessively increase cost on the basis of, by sponge city and pipe gallery into Row organically combines, and provides solid technical support to the popularization in pipe gallery and sponge city.
In actual work, in rainfall, the surface water infiltrates into two sides supporting by the element soil or medium coarse sand 3 of backfill on ground 6 In space between wall 2, when the water content in the element soil or medium coarse sand 3 of backfill increases, the ponding at 1 top of Pipe rack main body It will dredge along the waterproof protective layer 4 for having been provided with the gradient to piping lane two sides, the ponding of piping lane two sides will pass through permeable collection at this time Well 5 is collected, and after catchmenting in permeable sump 5 reaches certain water level, automatic water pump 7 will extract permeable sump 5 catchment to ground 6, and extract and spray head or flooding nozzle are arranged on ground, for irrigate ground greenbelt plant or Rinse town road.
It is above-mentioned obviously it can be concluded that, the pipe gallery waterproof method provided in the embodiment of the present invention utilizes pipe gallery top The waterproof protective layer in portion is dredged underground water between the side wall of piping lane two sides and braced wall, and herein by intermediate slope aspect two sides Permeable Jing Ji is set in space and takes periphery underground water, then the water extraction ground flushing road or irrigation passage that take collection using suction pump Road greening plant is organically combined in sponge city with pipe gallery, and the underground water that is closed in for solving pipe gallery increases infiltration It leaks out dangerous problem, ensure that the O&M safety of piping lane.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art Mind and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies Within, then the present invention is also intended to include these modifications and variations.

Claims (10)

1. a kind of pipe gallery waterproof method based on sponge theory, which comprises the following steps:
Step (1) constructs comprehensive pipe gallery structure main body between the braced wall of water-stop curtain two sides;
Step (2) pours two sides at the top of the comprehensive pipe gallery structure main body after the completion of comprehensive pipe gallery structure main body construction The waterproof protective layer of slope formula;
Step (3), it is longitudinal along the comprehensive pipe gallery structure main body between the comprehensive pipe gallery structure main body and the braced wall Several permeable sumps are arranged in length, and the water collected in each permeable sump is drawn into town road above the ground In upper or greenbelt;
Step (4) carries out backfill construction until completing construction at ground elevation between the braced wall of two sides.
2. the pipe gallery waterproof method according to claim 1 based on sponge theory, which is characterized in that the waterproof is protected Sheath from the gradients of comprehensive pipe gallery structure body top center slope aspect two sides be 1.5%-2%.
3. the pipe gallery waterproof method according to claim 1 based on sponge theory, which is characterized in that the waterproof is protected Sheath two sides thinnest part with a thickness of 3-6cm.
4. the pipe gallery waterproof method according to claim 1 based on sponge theory, which is characterized in that the waterproof is protected Sheath is built using C20 pea gravel concreten.
5. the pipe gallery waterproof method according to claim 1 based on sponge theory, which is characterized in that each described permeable The pipe gallery main structure is arranged in along the longitudinal length of the pipe gallery main structure with default spacing in sump Two sides.
6. the pipe gallery waterproof method according to claim 5 based on sponge theory, which is characterized in that it is described it is default between Away from for 30-60m.
7. the pipe gallery waterproof method according to claim 1 based on sponge theory, which is characterized in that the permeable collection The wall thickness of well is more than or equal to 5cm.
8. the pipe gallery waterproof method according to claim 1 based on sponge theory, which is characterized in that the permeable collection The height of well is the distance from bottom to the ground of the comprehensive pipe gallery structure main body.
9. the pipe gallery waterproof method according to claim 1 based on sponge theory, which is characterized in that the branch in two sides Element soil or medium coarse sand are backfilled between revetment.
10. the pipe gallery waterproof method according to claim 1 based on sponge theory, which is characterized in that the step (4) in, backfill solidity is more than or equal to 0.97.
CN201910575939.3A 2019-06-28 2019-06-28 A kind of pipe gallery waterproof method based on sponge theory Pending CN110295625A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910575939.3A CN110295625A (en) 2019-06-28 2019-06-28 A kind of pipe gallery waterproof method based on sponge theory

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910575939.3A CN110295625A (en) 2019-06-28 2019-06-28 A kind of pipe gallery waterproof method based on sponge theory

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006104714A (en) * 2004-10-01 2006-04-20 Kajima Corp Method and device for preventing blocking of underground water pumping facility, and blocking preventive underground water pumping facility
CN108316354A (en) * 2018-03-29 2018-07-24 沈阳建筑大学 With waterproof, the underground pipe gallery structure of drain function and its construction method
CN108755724A (en) * 2018-06-15 2018-11-06 上海二十冶建设有限公司 The external water drainage waterproof method of pipe gallery

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006104714A (en) * 2004-10-01 2006-04-20 Kajima Corp Method and device for preventing blocking of underground water pumping facility, and blocking preventive underground water pumping facility
CN108316354A (en) * 2018-03-29 2018-07-24 沈阳建筑大学 With waterproof, the underground pipe gallery structure of drain function and its construction method
CN108755724A (en) * 2018-06-15 2018-11-06 上海二十冶建设有限公司 The external water drainage waterproof method of pipe gallery

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Application publication date: 20191001