CN111606608A - Rubber particle anti-seismic synchronous grouting material - Google Patents
Rubber particle anti-seismic synchronous grouting material Download PDFInfo
- Publication number
- CN111606608A CN111606608A CN202010387315.1A CN202010387315A CN111606608A CN 111606608 A CN111606608 A CN 111606608A CN 202010387315 A CN202010387315 A CN 202010387315A CN 111606608 A CN111606608 A CN 111606608A
- Authority
- CN
- China
- Prior art keywords
- parts
- grouting material
- synchronous grouting
- cement
- rubber particles
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B18/00—Use of agglomerated or waste materials or refuse as fillers for mortars, concrete or artificial stone; Treatment of agglomerated or waste materials or refuse, specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B18/04—Waste materials; Refuse
- C04B18/18—Waste materials; Refuse organic
- C04B18/20—Waste materials; Refuse organic from macromolecular compounds
- C04B18/22—Rubber, e.g. ground waste tires
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/00724—Uses not provided for elsewhere in C04B2111/00 in mining operations, e.g. for backfilling; in making tunnels or galleries
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/2038—Resistance against physical degradation
- C04B2111/2046—Shock-absorbing materials
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/2038—Resistance against physical degradation
- C04B2111/2053—Earthquake- or hurricane-resistant materials
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/27—Water resistance, i.e. waterproof or water-repellent materials
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Structural Engineering (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Civil Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Soil Conditioners And Soil-Stabilizing Materials (AREA)
- Lining And Supports For Tunnels (AREA)
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
Abstract
The invention relates to the technical field of synchronous grouting, in particular to a rubber particle anti-seismic synchronous grouting material which comprises the following raw materials in parts by weight: 70-90 parts of cement, 595-685 parts of aggregate, 350-450 parts of water, 200-300 parts of fly ash, 80-110 parts of special soil and 10-12 parts of additive, wherein the aggregate is rubber particles or a mixture of the rubber particles and sand. The synchronous grouting material disclosed by the invention is low in elastic modulus, can effectively fill gaps of the duct pieces, plays a due role in water resistance and settlement resistance during tunnel construction, can effectively absorb energy when an earthquake disaster occurs, provides buffer for the duct pieces, and plays a role in shock resistance and shock resistance.
Description
Technical Field
The invention relates to the technical field of synchronous grouting, in particular to a rubber particle anti-seismic synchronous grouting material.
Background
The most synchronous grouting currently used in shield tunnel construction comprises synchronous single-liquid grouting and double-liquid grouting, wherein the synchronous single-liquid grouting mainly comprises common cement rubber particle slurry; and the double-liquid grouting is to pump A, B slurry through two pipelines, mix the slurry in a grouting hole of the shield tail and inject the slurry into a gap of the shield tail, wherein the slurry A is generally a cement-based material, the slurry B is generally a water glass material as a hardening agent, the gelling time of the mixed slurry is generally within 1min, the mixed slurry has high early strength, and the strength can reach 0.1-0.5MPa in 1 hour. But the currently used synchronous grouting materials have defects in the aspects of shock resistance and earthquake resistance. The existing synchronous grouting material has small deformation capability after being cured and does not have the capability of resisting impact load. When the pipe piece structure suffers from earthquake disasters, the pipe piece structure is extremely easy to crack and deform to be damaged due to no buffer protection effect.
Therefore, it is necessary to provide an anti-seismic synchronous grouting material capable of providing buffering for a segment structure when an earthquake disaster occurs.
Disclosure of Invention
The rubber particle anti-seismic synchronous grouting material is added into the synchronous grouting material, so that the elastic modulus of the synchronous grouting material is kept at a lower level, gaps of duct pieces can be effectively filled, waterproof and anti-settling effects can be achieved during tunnel construction, energy can be effectively absorbed when an earthquake disaster occurs, buffering is provided for the duct pieces, and the anti-seismic and anti-seismic effects are achieved.
The rubber particle anti-seismic synchronous grouting material comprises the following raw materials in parts by weight:
70-90 parts of cement, 595-685 parts of aggregate, 350-450 parts of water, 200-300 parts of fly ash, 80-110 parts of special soil and 10-12 parts of additive,
the aggregate is rubber particles or a mixture of the rubber particles and sand.
Further, the cement is conventional cement, and is preferably the same as the shield tunnel prefabricated segment in label.
Further, the weight part ratio of the rubber particles to the sand is 1: 2 to 5. The strength of the grouting consolidation body can be improved by adding a proper amount of sand, the strength improving effect is not obvious by adding a small amount of sand, and the fluidity and the shock and vibration resistance of the grouting material are influenced by adding a large amount of sand.
Further, the particle size of the rubber particles satisfies the following gradation:
0% of 2.00mm accumulated screen margin, 7% +/-5% of 1.60mm accumulated screen margin, 33% +/-5% of 1.00mm accumulated screen margin, 67% +/-5% of 0.50mm accumulated screen margin, 87% +/-5% of 0.16mm accumulated screen margin and 99% +/-1% of 0.08mm accumulated screen margin. By adopting the grading, firstly, the uniformity and the compactness of the rubber particles in the synchronous grouting slurry can be ensured, the rubber particles are well occluded, and the bonding effect between the rubber particles and cement and/or sand is good; secondly, the fluidity of the slurry before solidification can be ensured, so that the synchronous grouting material can be smoothly pumped to the outer side of the duct piece, and the gap between the duct piece and the soil body is fully filled; thirdly, when waterproof and anti-settling, can also the effective energy absorption, for the section of jurisdiction provides the buffering to play shockproof antidetonation effect.
Further, the rubber particles are waste tire rubber particles. The recovery and treatment of waste tires, called as "black waste", have been a worldwide problem, and how to better treat the waste tires and reuse the waste tires has become an important task in the present society; the waste tire rubber particles are added into the synchronous grouting material as the aggregate, so that the waste tire is recycled, the rubber resource is saved, the production cost is reduced, and certain economical efficiency and environmental friendliness are achieved.
Further, the bentonite is at least one of bentonite and red clay.
Further, the additive is a water reducing agent, and the water reducing agent is at least one of a naphthalene-based high-efficiency water reducing agent, a polycarboxylic acid-based high-efficiency water reducing agent, a melamine-based high-efficiency water reducing agent and an aminosulfonic acid-based high-efficiency water reducing agent.
Further, the preparation method of the synchronous grouting material comprises the following steps:
according to the feeding sequence of the aggregate, the cement, the fly ash, the special soil, the water and the additive, all the raw materials are sequentially and uniformly fed into a stirring device and uniformly stirred to obtain the rubber particle anti-seismic synchronous grouting material.
The beneficial effect of the invention is that,
the invention provides a rubber particle anti-seismic synchronous grouting material, which realizes the control of the compressive strength, the elastic modulus and the like of a construction material by reasonably adjusting the components and the proportion thereof and adding rubber particles, effectively fills gaps of segments, and can play the due roles of water resistance and settlement resistance during the construction of a tunnel; when earthquake disasters occur, energy can be effectively absorbed, and the duct piece is buffered, so that the shockproof and anti-seismic effects are achieved.
Detailed Description
In order to make those skilled in the art better understand the technical solutions in the present invention, the technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
The rubber particle anti-seismic synchronous grouting material comprises the following raw materials in parts by weight:
80 parts of cement, 650 parts of waste tire rubber particles, 390 parts of water, 250 parts of fly ash, 90 parts of special soil and 11.5 parts of an additive, wherein the cement is 425 cement;
the particle size of the waste tire rubber particles meets the following grading:
TABLE 1 particle size grading Table for junked tire rubber particles
| Mesh size, mm | 2.00 | 1.60 | 1.00 | 0.50 | 0.16 | 0.08 |
| Cumulative sieve margin% | 0 | 7±5 | 33±5 | 67±5 | 87±5 | 99±1 |
；
The water is tap water;
the fly ash is conventional fly ash;
the special soil is bentonite;
the additive is a naphthalene-based high-efficiency water reducing agent;
the preparation method comprises the following steps:
according to the feeding sequence of the aggregate, the cement, the fly ash, the special soil, the water and the additive, the raw materials are sequentially and uniformly fed into a stirring device and uniformly stirred to obtain the rubber particle anti-seismic synchronous grouting material.
Example 2
The rubber particle anti-seismic synchronous grouting material comprises the following raw materials in parts by weight:
70 parts of cement, 595 parts of waste tire rubber particles, 350 parts of water, 200 parts of fly ash, 80 parts of special soil and 10 parts of an additive, wherein the cement is 425 parts of cement;
the size gradation of the waste tire rubber particles is the same as that of example 1;
the water is tap water;
the fly ash is conventional fly ash;
the special soil is red clay;
the additive is a mixture of a carboxylic acid high-efficiency water reducing agent and a melamine high-efficiency water reducing agent;
the preparation method comprises the following steps:
according to the feeding sequence of the waste tire rubber particles, the cement, the fly ash, the special soil, the water and the additive, the raw materials are sequentially and uniformly fed into a stirring device, and the rubber particle anti-seismic synchronous grouting material is obtained by uniformly stirring.
Example 3
The rubber particle anti-seismic synchronous grouting material comprises the following raw materials in parts by weight:
90 parts of cement, 685 parts of aggregate, 450 parts of water, 300 parts of fly ash, 110 parts of special soil and 12 parts of additive, wherein the cement is 425 cement;
the aggregate comprises the following components in parts by weight: 4, the sand is common building sand, and the size grading of the waste tire rubber particles is the same as that of the example 1;
the water is tap water;
the fly ash is conventional fly ash;
the special soil is a mixture of bentonite and red clay;
the additive is a sulfamic acid high-efficiency water reducing agent;
the preparation method comprises the following steps:
according to the feeding sequence of the aggregate, the cement, the fly ash, the special soil, the water and the additive, the raw materials are sequentially and uniformly fed into a stirring device and uniformly stirred to obtain the rubber particle anti-seismic synchronous grouting material.
Comparative example 1
The rubber particle anti-seismic synchronous grouting material comprises the following raw materials in parts by weight:
80 parts of cement, 650 parts of sand, 390 parts of water, 250 parts of fly ash, 90 parts of special soil and 11.5 parts of an additive, wherein the cement is 425 cement;
the sand is common building sand;
the water is tap water;
the fly ash is conventional fly ash;
the special soil is bentonite;
the additive is a naphthalene-based high-efficiency water reducing agent;
the preparation method comprises the following steps:
according to the feeding sequence of the sand, the cement, the fly ash, the special soil, the water and the additive, the raw materials are sequentially and uniformly fed into a stirring device and uniformly stirred to obtain the rubber particle anti-seismic synchronous grouting material.
Comparative example 2
The rubber particle anti-seismic synchronous grouting material comprises the following raw materials in parts by weight:
80 parts of cement, 650 parts of waste tire rubber particles, 390 parts of water, 250 parts of fly ash, 90 parts of special soil and 11.5 parts of an additive, wherein the cement is 425 cement;
the size of the waste tire rubber particles is less than or equal to 0.08 mm;
the water is tap water;
the fly ash is conventional fly ash;
the special soil is bentonite;
the additive is a naphthalene-based high-efficiency water reducing agent;
the preparation method comprises the following steps:
according to the feeding sequence of the aggregate, the cement, the fly ash, the special soil, the water and the additive, the raw materials are sequentially and uniformly fed into a stirring device and uniformly stirred to obtain the rubber particle anti-seismic synchronous grouting material.
Test example 1
The performance parameters of each example and each comparative example are determined by specific tests, the fluidity of the synchronous grouting material is measured by a mini collapse and drop test, the strength of a grouting consolidation body is measured by a uniaxial compressive strength test, the elastic modulus of the solidified synchronous grouting material is measured by a mortar elastic modulus tester, and the test results are shown in the following table 2.
TABLE 2 test results
| Fluidity/cm | strength/MPa | Modulus of elasticity/MPa | |
| Example 1 | 12 | 3.5 | 400 |
| Example 2 | 13 | 3.8 | 350 |
| Example 3 | 11 | 4.2 | 500 |
| Comparative example 1 | 10.5 | 5 | 600 |
| Comparative example 2 | 16 | 2.5 | 450 |
The test results of the embodiment and the comparative example 1 show that the rubber particles are added into the synchronous grouting material or replace the sand, the fluidity of the synchronous grouting material is increased to a certain degree, the strength is slightly lost, and the elastic modulus is obviously reduced, so that the requirement of each link of synchronous grouting of the shield tunneling machine can be met by adopting the rubber particles or the mixture of the rubber particles and the sand as the aggregate of the synchronous grouting material, the impact load resistance is improved, and the anti-seismic effect is achieved. The rubber particle size adopted in the comparative example 2 is smaller, although the fluidity of the rubber particle is greatly improved, the strength loss of the synchronous grouting material is too large, the anti-settling function which the synchronous grouting slurry should have is not achieved, and the requirements of all links of the synchronous grouting of the shield tunneling machine cannot be met.
Although the present invention has been described in detail by way of preferred embodiments, the present invention is not limited thereto. Various equivalent modifications or substitutions can be made on the embodiments of the present invention by those skilled in the art without departing from the spirit and scope of the present invention, and these modifications or substitutions are within the scope of the present invention/any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. The rubber particle anti-seismic synchronous grouting material is characterized by comprising the following raw materials in parts by weight:
70-90 parts of cement, 595-685 parts of aggregate, 350-450 parts of water, 200-300 parts of fly ash, 80-110 parts of special soil and 10-12 parts of additive,
the aggregate is rubber particles or a mixture of the rubber particles and sand.
2. The simultaneous grouting material according to claim 1, wherein the cement is a conventional cement.
3. The simultaneous grouting material according to claim 2, wherein the cement is the same grade as that of the shield tunnel prefabricated segment.
4. The synchronous grouting material as claimed in claim 1, wherein the weight part ratio of the rubber particles to the sand is 1: 2 to 5.
5. The simultaneous grouting material according to claim 1, wherein the rubber particles have a particle size satisfying the following gradation:
0% of 2.00mm accumulated screen margin, 7% +/-5% of 1.60mm accumulated screen margin, 33% +/-5% of 1.00mm accumulated screen margin, 67% +/-5% of 0.50mm accumulated screen margin, 87% +/-5% of 0.16mm accumulated screen margin and 99% +/-1% of 0.08mm accumulated screen margin.
6. The simultaneous grouting material according to claim 1, wherein the rubber particles are used tire rubber particles.
7. The simultaneous grouting material according to claim 1, wherein the bentonite is at least one of bentonite and red clay.
8. The synchronous grouting material of claim 1, wherein the additive is a water reducing agent.
9. The synchronous grouting material of claim 8, wherein the water reducing agent is at least one of a naphthalene-based superplasticizer, a polycarboxylic acid-based superplasticizer, a melamine-based superplasticizer and an aminosulfonic acid-based superplasticizer.
10. The synchronous grouting material as claimed in claim 1, wherein the preparation method of the synchronous grouting material comprises the following steps:
according to the feeding sequence of the aggregate, the cement, the fly ash, the special soil, the water and the additive, all the raw materials are sequentially and uniformly fed into a stirring device and uniformly stirred to obtain the rubber particle anti-seismic synchronous grouting material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010387315.1A CN111606608A (en) | 2020-05-09 | 2020-05-09 | Rubber particle anti-seismic synchronous grouting material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010387315.1A CN111606608A (en) | 2020-05-09 | 2020-05-09 | Rubber particle anti-seismic synchronous grouting material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111606608A true CN111606608A (en) | 2020-09-01 |
Family
ID=72197638
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010387315.1A Pending CN111606608A (en) | 2020-05-09 | 2020-05-09 | Rubber particle anti-seismic synchronous grouting material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111606608A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112145188A (en) * | 2020-10-23 | 2020-12-29 | 中铁二十五局集团有限公司 | Shield freezing warehouse opening process |
| CN112159165A (en) * | 2020-10-23 | 2021-01-01 | 中铁二十五局集团有限公司 | Shield freezing and opening material and preparation method thereof |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10110167A (en) * | 1996-10-09 | 1998-04-28 | Mitsubishi Materials Corp | Grouting material |
| DE10354179A1 (en) * | 2002-11-21 | 2004-06-09 | Vollenschaar, Dieter, Prof. | Mixture for the production of an oscillating-damping normal concrete, light concrete or mortar comprises vulcanized ground rubber mixed with a base mixture of cement, additives and water |
| CN101555112A (en) * | 2008-04-08 | 2009-10-14 | 中国京冶工程技术有限公司 | Cement-based grouting material with damping vibration attenuation function |
| CN102745960A (en) * | 2012-06-30 | 2012-10-24 | 浙江工业大学 | Vibration isolating rubber mortar |
| CN104562869A (en) * | 2014-12-12 | 2015-04-29 | 上海市基础工程集团有限公司 | Rail vibration absorption method used for tunnel construction of metro shield method and vibration absorption cushion |
| CN104724992A (en) * | 2015-03-16 | 2015-06-24 | 山西省交通科学研究院 | Composite cementing pavement material and using method thereof |
| CN105386435A (en) * | 2015-12-07 | 2016-03-09 | 中交第三航务工程局有限公司南京分公司 | Double-liquid grouting system used for cement and water glass solution and construction process of double-liquid grouting system |
| CN106088364A (en) * | 2016-07-25 | 2016-11-09 | 浙江万达建设集团有限公司 | A kind of Novel underground room antiseep attachment structure and construction method thereof |
-
2020
- 2020-05-09 CN CN202010387315.1A patent/CN111606608A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10110167A (en) * | 1996-10-09 | 1998-04-28 | Mitsubishi Materials Corp | Grouting material |
| DE10354179A1 (en) * | 2002-11-21 | 2004-06-09 | Vollenschaar, Dieter, Prof. | Mixture for the production of an oscillating-damping normal concrete, light concrete or mortar comprises vulcanized ground rubber mixed with a base mixture of cement, additives and water |
| CN101555112A (en) * | 2008-04-08 | 2009-10-14 | 中国京冶工程技术有限公司 | Cement-based grouting material with damping vibration attenuation function |
| CN102745960A (en) * | 2012-06-30 | 2012-10-24 | 浙江工业大学 | Vibration isolating rubber mortar |
| CN104562869A (en) * | 2014-12-12 | 2015-04-29 | 上海市基础工程集团有限公司 | Rail vibration absorption method used for tunnel construction of metro shield method and vibration absorption cushion |
| CN104724992A (en) * | 2015-03-16 | 2015-06-24 | 山西省交通科学研究院 | Composite cementing pavement material and using method thereof |
| CN105386435A (en) * | 2015-12-07 | 2016-03-09 | 中交第三航务工程局有限公司南京分公司 | Double-liquid grouting system used for cement and water glass solution and construction process of double-liquid grouting system |
| CN106088364A (en) * | 2016-07-25 | 2016-11-09 | 浙江万达建设集团有限公司 | A kind of Novel underground room antiseep attachment structure and construction method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 杨晓东: "《建筑材料检测》", 31 March 2018, 中国建材工业出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112145188A (en) * | 2020-10-23 | 2020-12-29 | 中铁二十五局集团有限公司 | Shield freezing warehouse opening process |
| CN112159165A (en) * | 2020-10-23 | 2021-01-01 | 中铁二十五局集团有限公司 | Shield freezing and opening material and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106082891B (en) | A kind of cement-base quick repairing ground surface material and preparation method thereof | |
| CN111606608A (en) | Rubber particle anti-seismic synchronous grouting material | |
| CN109384439B (en) | High-strength quick-hardening type sprayed concrete and soft rock tunnel surrounding rock sealing and reinforcing method | |
| CN105819718B (en) | Concrete high-strength admixture, cement mixture and non-autoclaved ultra-high-strength concrete product | |
| CN107021689A (en) | Machine-made sand pump concrete and preparation method thereof | |
| CN110028273B (en) | Grouting material for road reinforcement and preparation method thereof | |
| CN107245338B (en) | Composite preparation for repairing and improving soil structure and preparation method thereof | |
| CN113636809A (en) | Collapsible loess aggregate filling material | |
| CN105174834A (en) | Coal-gangue lightweight aggregate concrete | |
| CN114538868A (en) | Method for applying full lithium waste to goaf cemented filling | |
| KR101583257B1 (en) | Lightweight soil for preventing sinkhole | |
| CN101792289A (en) | Rice stone concrete | |
| CN108609972B (en) | High-strength quick-hardening anchor rod grouting material | |
| JP2019043816A (en) | Concrete composition and method of producing concrete composition | |
| Nassar et al. | Use of recycled aggregate concrete in pavement construction | |
| CN108467234B (en) | Rock mass fracture grouting material prepared from cement stone phase and preparation method | |
| CN114180914A (en) | High-strength concrete prepared by applying cobbles | |
| CN112794682A (en) | Premixed fluid solidified soil doped with high-silicon type iron tailings and preparation method thereof | |
| JP7215283B2 (en) | Self-compacting concrete and method for producing self-compacting concrete | |
| CN112573875A (en) | Preparation method of geopolymer concrete based on complete utilization of lime-fly ash crushed stone waste | |
| KR102002381B1 (en) | Feeding Device of High Flowability Fill Material Composition | |
| CN103332899A (en) | Building concrete with high compressive strength | |
| CN104788056B (en) | Reinforcement type grouting material | |
| CN110981345B (en) | Sprayed concrete and construction method thereof | |
| CN113548852A (en) | Novel controllable low-strength material and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200901 |