CN110593292A - Foundation cushion structure and construction method - Google Patents
Foundation cushion structure and construction method Download PDFInfo
- Publication number
- CN110593292A CN110593292A CN201910834775.1A CN201910834775A CN110593292A CN 110593292 A CN110593292 A CN 110593292A CN 201910834775 A CN201910834775 A CN 201910834775A CN 110593292 A CN110593292 A CN 110593292A
- Authority
- CN
- China
- Prior art keywords
- mixture
- layer
- cushion layer
- foundation
- gravel
- 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
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
Abstract
The invention discloses a foundation cushion structure in garden construction and a construction method, wherein the foundation cushion structure comprises a gravel cushion layer and a concrete surface layer which are sequentially paved on a foundation, the gravel cushion layer is paved by graded gravel and comprises an upper gravel cushion layer and a lower gravel cushion layer, the lower gravel cushion layer is paved on the foundation, and the upper gravel cushion layer is paved on the lower gravel cushion layer. Through laying rubble bed course and concrete surface course on the ground, simultaneously, the rubble bed course adopts the double-deck setting of adopting rubble upper strata layer and rubble under-bedding course, and the dependable performance has guaranteed the quality of basic bed course. The construction method provided by the invention is adopted to construct the garden foundation cushion, the first mixture and the second mixture are respectively paved into the lower gravel cushion and the upper gravel cushion by mixing the gravels with different particle sizes and the stone chips, and meanwhile, the water content of the mixture is controlled, so that the construction is simple and convenient, and the construction quality and the construction efficiency can be simultaneously ensured.
Description
Technical Field
The invention relates to the technical field of garden construction, in particular to a foundation bed structure and a construction method.
Background
Along with the improvement of living standard, the construction of gardens also receives more and more attention, and the quality and the construction speed of gardens construction also become the focus that people paid attention to, and the foundation mat layer is as an earthwork of more important in the construction process, and the construction of foundation mat layer also plays crucial effect to the construction of gardens, but does not have a normalized foundation mat layer mechanism at present, leads to current foundation mat layer structure quality to be uneven, can't guarantee the quality of foundation mat layer. In addition, because of the absence of a standardized foundation mat structure, a standardized construction method is also absent to ensure the construction quality and the construction efficiency. Therefore, there is a need for a standardized foundation mat structure and construction method.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides the foundation bed course structure with simple construction and reliable performance and the construction method thereof, so that the quality of the foundation bed course is ensured, and the construction efficiency is improved.
The technical scheme adopted by the invention for solving the technical problems is as follows:
the utility model provides a foundation bed course structure, is including laying rubble bed course and the concrete surface course on the ground in proper order, the rubble bed course is laid by the gradation rubble and is formed, including rubble upper cushion course and rubble under-layer, the rubble under-layer lay in on the ground, the rubble upper cushion course lay in on the rubble under-layer.
Preferably, the ratio of the thicknesses of the lower gravel cushion layer, the upper gravel cushion layer and the concrete surface layer is 1: 3: 5-1:2:3.
Preferably, the particle size of the broken stones of the broken stone lower cushion layer is larger than that of the broken stones of the broken stone upper cushion layer, and the thickness of the broken stone lower cushion layer is smaller than that of the broken stone upper cushion layer.
Preferably, the particle size of the crushed stones of the crushed stone underlayer is 5-12 cm, and the particle size of the crushed stones of the crushed stone underlayer is 2-5 cm.
Preferably, the thickness of the gravel lower cushion layer is 12-17 cm, the thickness of the gravel upper cushion layer is 15-22 cm, and the thickness of the concrete surface layer is 20-25 cm.
A foundation pad construction method comprises the following steps:
mixing broken stones and stone chips with different particle sizes to form a first mixture and a second mixture;
detecting the water content of the first mixture and the second mixture, performing the following steps when the water content is greater than a threshold value, and adding water into the mixture when the water content is less than the threshold value;
thirdly, laying the first mixture on a foundation, and leveling to form a macadam underlayer;
paving the second mixture on the lower gravel cushion layer, and leveling to form an upper gravel cushion layer;
and step five, pouring commercial concrete on the upper cushion layer of the broken stone, and leveling to form a concrete surface layer.
Preferably, in the first step, the particle size of the crushed stone of the first mixture is larger than that of the crushed stone of the second mixture, the particle size of the crushed stone of the first mixture is 5-12 cm, and the particle size of the crushed stone of the second mixture is 2-5 cm.
Preferably, in the second step, the threshold is the optimal water content of the mixture.
Preferably, the water content of the first mixture and the second mixture is 2% -3% higher than the optimal water content.
Preferably, in the fifth step, after the concrete surface course is laid, the road surface maintenance is performed.
The invention has the beneficial effects that: through laying rubble bed course and concrete surface course on the ground, simultaneously, the rubble bed course adopts the double-deck setting of adopting rubble upper strata layer and rubble under-bedding course, and the dependable performance has guaranteed the quality of basic bed course. The construction method provided by the invention is adopted to construct the garden foundation mat, the first mixture and the second mixture are respectively paved into the lower gravel mat and the upper gravel mat by mixing the gravels with different particle sizes and the stone chips, and meanwhile, the water content of the mixture is controlled, so that the construction is simple and convenient, the construction quality and the construction efficiency can be simultaneously ensured, and the construction method can be used as a standardized structure and a construction method of the garden foundation mat structure and the construction method. The invention has good use effect and is easy to popularize and use.
Drawings
Fig. 1 is a schematic structural diagram of the foundation mat of the present invention.
Wherein, the concrete comprises 1-foundation, 2-gravel lower cushion layer, 3-gravel upper cushion layer and 4-concrete surface layer.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention. 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.
Referring to fig. 1, the foundation bed structure of the embodiment includes a gravel bed and a concrete surface layer 4 sequentially laid on a foundation 1, the gravel bed is formed by laying graded gravel and includes an upper gravel bed 3 and a lower gravel bed 2, the lower gravel bed 2 is laid on the foundation 1, and the upper gravel bed 3 is laid on the lower gravel bed 2. Wherein the thickness ratio of the lower gravel cushion layer 2, the upper gravel cushion layer 3 and the concrete surface layer 4 is 1: 3: 5-1:2:3.
Based on the basic bed course structure of above-mentioned characteristic, through laying rubble bed course and concrete surface course 4 on foundation 1, simultaneously, the rubble bed course adopts the double-deck setting of the bed course 3 on the rubble and 2 under the rubble, and the dependable performance has guaranteed the quality of basic bed course.
In this embodiment, the particle size of the crushed stone of the lower crushed stone cushion 2 is larger than the particle size of the crushed stone of the upper crushed stone cushion 3, and the thickness of the lower crushed stone cushion 2 is smaller than the thickness of the upper crushed stone cushion 3. Specifically, the particle size of the crushed stones of the crushed stone underlayer 2 is 5-12 cm, and the particle size of the crushed stones of the crushed stone underlayer 3 is 2-5 cm. The thickness of the lower gravel cushion layer 2 is 12-17 cm, the thickness of the upper gravel cushion layer 3 is 15-22 cm, and the thickness of the concrete surface layer 4 is 20-25 cm. Preferably, the thickness of the macadam underlayer 2 is 15 cm, the thickness of the macadam underlayer 3 is 20 cm, and the thickness of the concrete surface layer 4 is 22 cm.
In addition, the foundation 1 may be an artificial foundation or a natural foundation.
In order to solve the technical problem provided by the invention, the invention also provides a construction method of the foundation bed mechanism, which comprises the following steps:
mixing broken stones and stone chips with different particle sizes to form a first mixture and a second mixture; the particle size of the crushed stone of the first mixture is larger than that of the crushed stone of the second mixture, the particle size of the crushed stone of the first mixture is 5-12 cm, and the particle size of the crushed stone of the second mixture is 2-5 cm;
and step two, detecting the water content of the first mixture and the second mixture, performing the following steps when the water content is greater than a threshold value, and adding water into the mixture when the water content is less than the threshold value. The threshold value is the optimal water content of the mixture, and the water content of the first mixture and the second mixture is 2% -3% higher than the optimal water content;
thirdly, laying the first mixture on the foundation 1, and leveling to form a macadam underlayer 2, wherein the thickness of the macadam underlayer 2 is 12-17 cm, and preferably 15 cm;
fourthly, laying the second mixture on the lower gravel cushion layer 2, and leveling to form an upper gravel cushion layer 3, wherein the thickness of the upper gravel cushion layer 3 is 15-22 cm, and preferably 20 cm;
and step five, pouring commercial concrete on the upper cushion layer 3 of the broken stones, and leveling to form a concrete surface layer 4. The thickness of the concrete surface layer 4 is 20-25 cm, preferably 22 cm. Before pouring, sludge and sundries on the upper cushion layer 3 of the gravel are removed, the upper cushion layer 3 of the gravel is watered and moistened, meanwhile, garbage and soil in the formwork of the concrete surface layer are removed, and the formwork is watered and moistened. The height of the feed opening of the concrete from the surface of the poured concrete during pouring is less than or equal to 2 meters. If the free fall exceeds 2 meters, a barrel stringing or a chute is adopted; the pouring of the concrete is carried out continuously in layers, the thickness of each layer is 1-1.5 times, preferably 1.25 times, of the length of the action part of the vibrator, the thickness of each layer is less than 50 cm, the concrete is vibrated by the aid of the plug-in vibrator, the concrete is plugged quickly and pulled slowly, plug points are arranged uniformly and move point by point, the concrete is poured sequentially without omission, and the concrete is vibrated and compacted. The moving distance is less than 1.5 times of the action radius of the vibrating rod. When the upper layer is vibrated, the lower layer 5 lining should be inserted to remove the seam between the two layers. And vibrating by using a flat plate vibrator, wherein the moving distance can ensure that the flat plate of the vibrator covers the vibrated edge. When the concrete can not be continuously poured, generally more than 2 hours, the concrete should be treated according to construction joints. When concrete is poured, attention should be paid frequently to observing whether the template, the bracket, the pipeline, the preformed hole and the embedded part move or not. When the deformation and the displacement are found, the pouring is immediately stopped, the pouring is processed in time, and the pouring is continued. After the concrete is vibrated to be compact, the surface is rubbed to be flat by applying a wooden trowel.
In addition, after the concrete surface layer 4 is laid, the pavement is maintained. The method specifically comprises the following steps: after the concrete surface layer is poured, covering and watering should be carried out within 12 hours, and watering times should be carried out to keep the concrete in a sufficient wet state. The curing period is greater than or equal to 7 days and nights. When the strength of the concrete can ensure that the surface and the edges of the concrete are not damaged by removing the formwork, the side formwork can be removed. After the strength of the poured concrete reaches 1.2MPa, pedestrians can come to and go to the poured concrete and the upper construction can be carried out on the poured concrete. In the construction, the water supply and drainage pipe, the electric concealed pipe and the reserved hole are protected from collision. During construction in rainy season and typhoon season, the open-air concrete pouring is adopted to weave out a seasonal construction scheme, a covering material is prepared, and effective measures are taken to ensure the quality of the concrete.
The construction method provided by the invention is adopted to construct the garden foundation mat, the first mixture and the second mixture are respectively paved into the lower gravel mat layer 2 and the upper gravel mat layer 3 by mixing the gravels with different particle sizes and the stone chips, and meanwhile, the water content of the mixture is controlled, so that the construction is simple and convenient, the construction quality and the construction efficiency can be simultaneously ensured, and the garden foundation mat can be used as a standardized structure and a construction method of the garden construction foundation mat structure and the construction method. The invention has good use effect and is easy to popularize and use.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.
Claims (10)
1. A foundation mat structure characterized by: including laying rubble bed course and the concrete surface course on the ground in proper order, the rubble bed course is laid by the gradation rubble and is formed, including rubble upper cushion course and rubble under layer, the rubble under layer lay in on the ground, the rubble upper cushion course lay in on the rubble under layer.
2. An underlying mat structure according to claim 1, wherein: the thickness ratio of the lower gravel cushion layer to the upper gravel cushion layer to the concrete surface layer is 1: 3: 5-1:2:3.
3. An underlying mat structure according to claim 1, wherein: the particle size of the broken stones of the broken stone lower cushion layer is larger than that of the broken stones of the broken stone upper cushion layer, and the thickness of the broken stone lower cushion layer is smaller than that of the broken stone upper cushion layer.
4. An underlying mat structure according to any of claims 1-3, wherein: the particle size of the gravels of the gravel underlayer is 5-12 cm, and the particle size of the gravels of the gravel underlayer is 2-5 cm.
5. An underlying mat structure according to any of claims 1-3, wherein: the thickness of the lower gravel cushion layer is 12-17 cm, the thickness of the upper gravel cushion layer is 15-22 cm, and the thickness of the concrete surface layer is 20-25 cm.
6. A foundation mat layer construction method is characterized in that: the method comprises the following steps:
mixing broken stones and stone chips with different particle sizes to form a first mixture and a second mixture;
detecting the water content of the first mixture and the second mixture, performing the following steps when the water content is greater than a threshold value, and adding water into the mixture when the water content is less than the threshold value;
thirdly, laying the first mixture on a foundation, and leveling to form a macadam underlayer;
paving the second mixture on the lower gravel cushion layer, and leveling to form an upper gravel cushion layer;
and step five, pouring commercial concrete on the upper cushion layer of the broken stone, and leveling to form a concrete surface layer.
7. The foundation mat construction method according to claim 6, wherein: in the first step, the particle size of the crushed stone of the first mixture is larger than that of the crushed stone of the second mixture, the particle size of the crushed stone of the first mixture is 5-12 cm, and the particle size of the crushed stone of the second mixture is 2-5 cm.
8. The foundation mat construction method according to claim 6, wherein: in the second step, the threshold value is the optimal water content of the mixture.
9. The foundation mat construction method according to claim 8, wherein: the water content of the first mixture and the second mixture is 2% -3% higher than the optimal water content.
10. The foundation mat construction method according to claim 8, wherein: and in the fifth step, after the concrete surface course is paved, maintaining the road surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910834775.1A CN110593292A (en) | 2019-09-05 | 2019-09-05 | Foundation cushion structure and construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910834775.1A CN110593292A (en) | 2019-09-05 | 2019-09-05 | Foundation cushion structure and construction method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110593292A true CN110593292A (en) | 2019-12-20 |
Family
ID=68857453
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910834775.1A Pending CN110593292A (en) | 2019-09-05 | 2019-09-05 | Foundation cushion structure and construction method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110593292A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000017670A (en) * | 1998-06-29 | 2000-01-18 | Isk Kk | Base plate used for construction foundation structure and construction foundation structure |
| CN101050093A (en) * | 2007-03-23 | 2007-10-10 | 钱卫胜 | Composition of road surface material of pervious cement concrete by using steel slag as aggregate, and method |
| CN205755839U (en) * | 2016-05-25 | 2016-12-07 | 广州普邦园林股份有限公司 | A kind of trees ' root self-draining arrangement |
| CN106284011A (en) * | 2016-08-16 | 2017-01-04 | 桐城市永锦建筑工程有限公司 | Roadbed construction method |
| CN108103874A (en) * | 2017-12-28 | 2018-06-01 | 安徽新瑞重工股份有限公司 | A kind of road construction method |
-
2019
- 2019-09-05 CN CN201910834775.1A patent/CN110593292A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000017670A (en) * | 1998-06-29 | 2000-01-18 | Isk Kk | Base plate used for construction foundation structure and construction foundation structure |
| CN101050093A (en) * | 2007-03-23 | 2007-10-10 | 钱卫胜 | Composition of road surface material of pervious cement concrete by using steel slag as aggregate, and method |
| CN205755839U (en) * | 2016-05-25 | 2016-12-07 | 广州普邦园林股份有限公司 | A kind of trees ' root self-draining arrangement |
| CN106284011A (en) * | 2016-08-16 | 2017-01-04 | 桐城市永锦建筑工程有限公司 | Roadbed construction method |
| CN108103874A (en) * | 2017-12-28 | 2018-06-01 | 安徽新瑞重工股份有限公司 | A kind of road construction method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104264692B (en) | A kind of side slope ecological renovation method | |
| US9103075B2 (en) | Methods and apparatus for sidewalk tiles | |
| CN203295913U (en) | Novel ecological permeable road structure | |
| CN102444134A (en) | Slope protecting method based on slope with soil layer as upper part and rock layer as lower part | |
| CN106759126B (en) | Construction method of side slope support drainage channel | |
| CN109403267A (en) | A kind of cast-in-place green concrete of nutrition hole type and its construction method | |
| CN109235365A (en) | A kind of self-locking ecological revetment brick construction method | |
| CN106958264A (en) | A kind of highway greenbelt and its construction method | |
| US20190168096A1 (en) | Golf course sand bunker with liner and method of making the same | |
| CN108999058A (en) | A kind of construction method of chinampa | |
| CN107893353A (en) | A kind of construction method on grinding coagulation dirt road road | |
| CN105951672B (en) | A kind of construction technology of novel embankment and bank protection | |
| CN202627166U (en) | Novel water-discharging ecological zone for town road | |
| CN104695298A (en) | Complete permeable compound type road surface structure | |
| CN106351310B (en) | A kind of installation method that greening structure soil is used as to rainwater accumulator | |
| CN112681624A (en) | Construction method of roof planted in independent basement | |
| CN110593292A (en) | Foundation cushion structure and construction method | |
| CN111549603A (en) | Pavement considering water load coupling and construction method thereof | |
| CN203890824U (en) | Recycled aggregate based total pervious concrete pavement structure | |
| CN204780555U (en) | Structure that repaired in bituminous paving hole groove | |
| CN110273340B (en) | Construction method of municipal road | |
| CN210826961U (en) | Pavement structure suitable for building unit door in residential district | |
| CN209010890U (en) | A kind of triangular concrete gutter structure for highway drainage | |
| CN207659813U (en) | A kind of pervious concrete pavement constructing structure | |
| CN206396570U (en) | A kind of garden road pile foundation type spit of fland walks structure |
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 |
Application publication date: 20191220 |
|
| RJ01 | Rejection of invention patent application after publication |