CN101725101A - Construction method of waste tyre earth roadbed - Google Patents
Construction method of waste tyre earth roadbed Download PDFInfo
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- CN101725101A CN101725101A CN200810201033A CN200810201033A CN101725101A CN 101725101 A CN101725101 A CN 101725101A CN 200810201033 A CN200810201033 A CN 200810201033A CN 200810201033 A CN200810201033 A CN 200810201033A CN 101725101 A CN101725101 A CN 101725101A
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Abstract
The invention relates to highway construction, in particular to a roadbed construction method. A construction method of waste tyre earth roadbed comprises the following steps: a. selecting basement processing area; b. preparing materials and construction equipments (waste tyres and stainless steel bolt connecting pieces); c. adding auxiliary reinforcing layers at edges of each layer of the basement and non high filling square tyre earth, which mainly comprises geogrid and geotextile pavement; d. installing bottom layer waste tyre to connected into an integral; e. transporting to location and filling filler materials; f. continuing to construct the waste tyre earth structure of the second layer and the third layer according to steps d and e until reaching the designed height; and g. paving geogrids and reinforcing on the top of the uppermost layer of waste tyre earth.
Description
Technical field
The present invention relates to the highway construction construction, relate in particular to a kind of roadbed construction method.
Background technology
In recent years, along with the development of highway construction, increasing newly-built road is dispersed throughout urban and urual areas of whole country everywhere.But with regard to its structure, most of road structure layers of determining have adopted comparatively traditional form of structure often, and promptly the selected material of each deck mainly is delay slag, plain soil, lime, cement, stone, industrial residue etc.; Though use these materials to build the road to draw materials conveniently, work progress is easy to grasp and multiple advantages such as control, but, also brought simultaneously to guaranteeing the stable of road structure layer, the thickness that must increase deck causes deadweight to cause roadbed subsidence, enlarges floor space, also consumes shortcomings such as ample resources simultaneously.Therefore, be badly in need of seeking a kind of method at present and solve this problem.
Summary of the invention
The present invention is intended to solve the above-mentioned defective of prior art, and a kind of waste tyre earth roadbed job practices is provided.The present invention is the effective thickness of control structure layer not only, reduces floor space, utilizes junked tire can reduce the use of various resources, strengthens roadbed toughness, and sought this outlet of YITIAOGEN for the processing of junked tire.
The present invention is achieved in that
A kind of job practices of junked tire roadbed, it comprises the following steps:
A. basement processing area is selected;
B. material and construction equipment are prepared; It comprises the preparation of junked tire and stainless steel bolt connector;
C. substrate and each layer of Fei Gao embankment tyre earth edge add auxiliary back-up coat, mainly comprise geo-grid and geotextile laying;
D. the installing bottom layer junked tire makes it be linked to be integral body;
E. have bad luck and fill packing material;
F. d and e continue the construction second layer, three-ply tire soil structure set by step, until design height;
G. the geo-grid reinforcement is spread at the superiors' tyre earth top.
The job practices of described junked tire roadbed, described step a comprises: as requested road bases is pushed away, evens out whole, grinding compacting; Change and fill out when requiring, change on request and fill out, and it is real that substrate is pushed away concora crush.
The job practices of described junked tire roadbed, described step b comprises: it is complete to choose external form, and the waste tire of automobile of specification unanimity is as reinforcing road bed reinforcement material.
The job practices of described junked tire roadbed, described step b comprises: the specification of described junked tire is advisable with φ 1100-20.
The job practices of described junked tire roadbed, described steps d comprises: described tire is tiled in intends reinforcing road bed position, the vertical, horizontal marshalling in the circumscribed contacting points position boring of each adjacent tire, connects this tire with stainless steel bolt afterwards.
The job practices of described junked tire roadbed, described step e comprises:
E1. after the connection of bottom tire finishes, adopt digging machine to be aided with and manually have bad luck packing material to connecting on the tire that finishes, artificial cooperation overturning is to tire and in the slit between tire, filling should be full of the space as much as possible, and exceed tire tread 100mm and be advisable, adopting dry fine sand to fill out filling than small gap between tire expires, manually rams packing material with vertical rammer machine then;
E2. fill for the first time, ram finish after, carry out filling the second time packing material immediately; That is, have bad luck packing material to tire layer, and exceed the about 150mm of tire, slowly roll with the iron tandem type road rollers then; Roll the order of pressing and carry out, must all be pressed onto, do not have to leak and press, all be full of space in the tire and the space between tire until inserts by shaking behind the first static pressure; Unnecessary inserts artificially collects, and stock pile stacked is in intending putting the upper strata tire location.
The job practices of described junked tire roadbed, among the described step f, during repeating step d, the levels tire staggers and puts, and along with the increase of structure level number, successively reduces certain size.
The job practices of described junked tire roadbed in the described step g, when roadbed substrate soil property is bad, adopts geotextiles and geo-grid to be overlapped into to assist the back-up coat substrate surface that is laid in reinforcing road bed, to satisfy requirement for bearing capacity; Simultaneously, in order to stablize each layer edge tire inner filling material, need to add auxiliary back-up coat (being geo-grid and geotextiles) at tire bottom, each layer edge 1.0m wide region.
And geo-grid and geotextiles are pricked with nylon and are linked with geo-grid and geotextiles that together colligation is firm with the form of overlap joint; Colligation is detained at the overlap joint edge entirely, and midfeather is not more than 100mm; Other position is pricked button bit and is put interlaced arrangement, at interval 500mm～600mm.
The job practices of described junked tire roadbed, in step c, f, construct for high-fill roadbed, when adopting tyre earth reinforcing road bed, can by 1: 0.3～1: 0.4 slope than (that is: height change 1.0m, horizontal range changes 0.3～0.4m) control width of subgrade, with effective minimizing highway floor space, promptly increase with structure level number, the levels tire staggers apart from being reduced to 90mm.
The present invention introduces junked tire in roadbed, because:
Tyre earth has the light advantage of dead load, can obviously reduce the subgrade settlement that causes because of dead load, and is favourable stable;
Tyre earth has the good mechanical performance.Mainly between soil (or other packing material) and the tire rely on mutual anchoring and work.Tire is made up of rubber, has an extremely strong anti-tensile strength, and certain toughness is arranged, even the mechanics of materials index of Tian Chonging is bad, also can obviously improve the supporting capacity of roadbed therebetween;
From job practices of the present invention, easy construction of the present invention is easy to operate, does not need the special work post labour, can save labor cost;
The construction machinery less investment only needs conventional machinery to get final product, and saves the input quantity of machinery;
Can shorten the inter process interval, it is short to take effective time duration;
Reduce construction costs, waste tire of automobile can be purchased by low price, and engineering earth can be gathered materials on the spot, and the engineering economy input obviously reduces; Applying in similar engineering project from now on has broad prospects.
The used waste tire of automobile of engineering is a trade waste, and application of the present invention can be the reasonable utilization of waste tire of automobile and sought this outlet of YITIAOGEN; Environmental protection had positive facilitation.
The specific embodiment
A kind of job practices of junked tire roadbed, it comprises the following steps:
A. basement processing area is selected; As requested road bases is pushed away, evens out whole, grinding compacting.Change and fill out when requiring, change on request and fill out, and it is real that substrate is pushed away concora crush;
B. material and construction equipment are prepared; It comprises the preparation of junked tire: it is complete to choose external form, and the waste tire of automobile of specification unanimity is as reinforcing road bed reinforcement material.The tire that with the specification is φ 1100-20 is good, according to filling roadbed width difference, the tire collocation of different-diameter can be used;
C. substrate making back-up coat is laid, and mainly comprises geo-grid and geotextile laying;
D. the installing bottom layer junked tire makes it be linked to be integral body; Tire tiling (in length and breadth to marshalling) in intending reinforcing road bed position, in the circumscribed contacting points position boring of adjacent tires, is connected tire with stainless steel bolt afterwards;
E. have bad luck and fill packing material;
E1. the bottom tire connect finish after, adopt digging machine to be aided with and manually have bad luck packing material (soil, sand, two ash or two dirt) to connecting on the tire that finishes, manually cooperate overturning to reach to the tire in the slit between tire.Fill for the first time and should be full of the space as much as possible, and exceed tire tread 100mm and be advisable, it is full to fill out filling with the fine sand of drying than small gap between tire, manually rams packing material with vertical rammer machine then.
E2. fill for the first time, ram finish after, should carry out filling the second time packing material immediately.That is, have bad luck packing material to tire layer, and exceed the about 150mm of tire, slowly roll with the iron tandem type road rollers then.Roll by the order of pressing of shaking behind the first static pressure and undertaken, require all to be pressed onto, must not leak pressure.All be full of space in the tire and the space between tire until inserts.Unnecessary inserts artificially collects, and stock pile stacked is in intending putting the upper strata tire location.
F. d and e continue the construction second layer, three-ply tire soil structure set by step, until design height;
G. the geo-grid reinforcement is spread at the superiors' tyre earth top;
Roadbed substrate soil property is bad, and bearing capacity does not reach when requiring, and it is reinforcing road bed to adopt geotextiles and geo-grid to be overlapped into the auxiliary back-up coat substrate surface that is laid in.Simultaneously, in order to stablize each layer edge tire inner filling material, need to add auxiliary back-up coat (being geo-grid and geotextiles) at tire bottom, each layer edge 1.0m wide region.When geo-grid and geotextiles connect, prick with nylon and to link that together colligation is firm with the form of overlap joint with geo-grid and geotextiles.Colligation is detained at the overlap joint edge entirely, and midfeather is advisable to be not more than 100mm.Other position is pricked button bit and is put interlaced arrangement, is advisable with 500mm～600mm at interval.
High-fill roadbed construction, when adopting tyre earth reinforcing road bed, can be by 1: 0.3～1: 0.4 slope than (that is: height change 1.0m, horizontal range changes 0.3～0.4m) control width of subgrade, effectively reduces the highway floor space.
Claims (9)
1. the job practices of a junked tire roadbed is characterized in that, it comprises the following steps:
A. basement processing area is selected;
B. material and construction equipment are prepared; It comprises the preparation of junked tire and stainless steel bolt connector;
C. substrate and each layer of Fei Gao embankment tyre earth edge add auxiliary back-up coat, mainly comprise geo-grid and geotextile laying;
D. the installing bottom layer junked tire makes it be linked to be integral body;
E. have bad luck and fill packing material;
F. d and e continue the construction second layer, three-ply tire soil structure set by step, until design height;
G. the geo-grid reinforcement is spread at the superiors' tyre earth top.
2. the job practices of junked tire roadbed according to claim 1 is characterized in that, described step a comprises: as requested road bases is pushed away, evens out whole, grinding compacting; Change and fill out when requiring, change on request and fill out, and it is real that substrate is pushed away concora crush.
3. the job practices of junked tire roadbed according to claim 1 is characterized in that, described step b comprises: it is complete to choose external form, and the waste tire of automobile of specification unanimity is as reinforcing road bed reinforcement material.
4. according to the job practices of claim 1 or 3 described junked tire roadbeds, it is characterized in that described step b comprises: the specification of described junked tire is φ 1100-20.
5. the job practices of junked tire roadbed according to claim 1, it is characterized in that, described steps d comprises: described tire is tiled in intends reinforcing road bed position, the vertical, horizontal marshalling, in the circumscribed contacting points position boring of each adjacent tire, with stainless steel bolt this tire is connected afterwards.
6. the job practices of junked tire roadbed according to claim 1 is characterized in that, described step e comprises:
E1. after the connection of bottom tire finishes, adopt digging machine to be aided with and manually have bad luck packing material to connecting on the tire that finishes, artificial cooperation overturning is to tire and in the slit between tire, filling should be full of the space as much as possible, and exceed tire tread 100mm and be advisable, adopting dry fine sand to fill out filling than small gap between tire expires, manually rams packing material with vertical rammer machine then;
E2. fill for the first time, ram finish after, carry out filling the second time packing material immediately; That is, have bad luck packing material to tire layer, and exceed the about 150mm of tire, slowly roll with the iron tandem type road rollers then; Roll the order of pressing and carry out, must all be pressed onto, do not have to leak and press, until inserts all being full of space in the tire and the space between tire by shaking behind the first static pressure; Unnecessary inserts artificially collects, and stock pile stacked is in intending putting the upper strata tire location.
7. the job practices of junked tire roadbed according to claim 1 is characterized in that, among the described step f, during repeating step d, the levels tire staggers and puts, and along with the increase of structure level number, successively reduces certain size.
8. the job practices of junked tire roadbed according to claim 1, it is characterized in that, in the described step g, when roadbed substrate soil property is bad, adopt geotextiles and geo-grid to be overlapped into to assist the back-up coat substrate surface that is laid in reinforcing road bed, to satisfy requirement for bearing capacity; Simultaneously, in order to stablize each layer edge tire inner filling material, need in the interpolation of tire bottom, each layer edge auxiliary back-up coat, i.e. geo-grid and geotextiles.
And geo-grid and geotextiles are pricked with nylon and are linked with geo-grid and geotextiles that together colligation is firm with the form of overlap joint; Colligation is detained at the overlap joint edge entirely, and midfeather is not more than 100mm; Other position is pricked button bit and is put interlaced arrangement, at interval 500mm～600mm.
9. according to the job practices of claim 1 or 7 described junked tire roadbeds, it is characterized in that, at step c, f, for the high-fill roadbed construction, when adopting tyre earth reinforcing road bed, slope ratio by 1: 0.3～1: 0.4, that is: height change 1.0m, horizontal range changes 0.3～0.4m control width of subgrade, with effective minimizing highway floor space, promptly increase with structure level number, the levels tire staggers apart from being reduced to 90mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810201033A CN101725101A (en) | 2008-10-10 | 2008-10-10 | Construction method of waste tyre earth roadbed |
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|---|---|---|---|
| CN200810201033A CN101725101A (en) | 2008-10-10 | 2008-10-10 | Construction method of waste tyre earth roadbed |
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| CN101725101A true CN101725101A (en) | 2010-06-09 |
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| CN200810201033A Pending CN101725101A (en) | 2008-10-10 | 2008-10-10 | Construction method of waste tyre earth roadbed |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102535301A (en) * | 2011-12-26 | 2012-07-04 | 华北水利水电学院 | Desert road paved by waste tires |
| CN103174126A (en) * | 2013-03-22 | 2013-06-26 | 中冶集团武汉勘察研究院有限公司 | Rubber strip reinforced soil technology |
| CN103498396A (en) * | 2013-10-21 | 2014-01-08 | 山东大学 | Method for processing roadbed by means of matching of waste tire piece bodies and reinforced soil |
| CN103572680A (en) * | 2012-08-02 | 2014-02-12 | 五冶集团上海有限公司 | Road roadbed filling construction method of coal mine gob |
| CN103711053A (en) * | 2014-01-16 | 2014-04-09 | 山东大学 | Composite reinforced roadbed and construction method |
| CN103741566A (en) * | 2014-01-16 | 2014-04-23 | 山东大学 | Compound tire-broken stone anti-skid draining roadbed structure and construction method thereof |
| CN105064167A (en) * | 2015-08-14 | 2015-11-18 | 福州皇家地坪有限公司 | Method for handling cracking of plastic track |
| CN110820431A (en) * | 2019-11-25 | 2020-02-21 | 湖北工业大学 | Railway foundation bed construction method |
| CN114277632A (en) * | 2021-11-29 | 2022-04-05 | 中铁第六勘察设计院集团有限公司 | Environment-friendly roadbed structure based on waste plastic barrels and construction method |
-
2008
- 2008-10-10 CN CN200810201033A patent/CN101725101A/en active Pending
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102535301A (en) * | 2011-12-26 | 2012-07-04 | 华北水利水电学院 | Desert road paved by waste tires |
| CN102535301B (en) * | 2011-12-26 | 2015-04-15 | 华北水利水电学院 | Desert road paved by waste tires |
| CN103572680A (en) * | 2012-08-02 | 2014-02-12 | 五冶集团上海有限公司 | Road roadbed filling construction method of coal mine gob |
| CN103572680B (en) * | 2012-08-02 | 2016-01-20 | 五冶集团上海有限公司 | The roadbed filling construction method of coal mine gob |
| CN103174126A (en) * | 2013-03-22 | 2013-06-26 | 中冶集团武汉勘察研究院有限公司 | Rubber strip reinforced soil technology |
| CN103498396A (en) * | 2013-10-21 | 2014-01-08 | 山东大学 | Method for processing roadbed by means of matching of waste tire piece bodies and reinforced soil |
| CN103498396B (en) * | 2013-10-21 | 2015-09-16 | 山东大学 | Junked tire lamellar body is utilized to coordinate the method for reinforcement process roadbed |
| CN103711053A (en) * | 2014-01-16 | 2014-04-09 | 山东大学 | Composite reinforced roadbed and construction method |
| CN103741566A (en) * | 2014-01-16 | 2014-04-23 | 山东大学 | Compound tire-broken stone anti-skid draining roadbed structure and construction method thereof |
| CN103741566B (en) * | 2014-01-16 | 2016-08-17 | 山东大学 | A kind of composite tyre-rubble anti-skid draining subgrade structure and construction method |
| CN105064167A (en) * | 2015-08-14 | 2015-11-18 | 福州皇家地坪有限公司 | Method for handling cracking of plastic track |
| CN110820431A (en) * | 2019-11-25 | 2020-02-21 | 湖北工业大学 | Railway foundation bed construction method |
| CN114277632A (en) * | 2021-11-29 | 2022-04-05 | 中铁第六勘察设计院集团有限公司 | Environment-friendly roadbed structure based on waste plastic barrels and construction method |
| CN114277632B (en) * | 2021-11-29 | 2022-12-20 | 中铁第六勘察设计院集团有限公司 | Roadbed structure based on waste plastic bucket and construction method |
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Open date: 20100609 |