CN108489896A - A kind of evaluation method of drainage index adhesion - Google Patents
A kind of evaluation method of drainage index adhesion Download PDFInfo
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- CN108489896A CN108489896A CN201810195293.1A CN201810195293A CN108489896A CN 108489896 A CN108489896 A CN 108489896A CN 201810195293 A CN201810195293 A CN 201810195293A CN 108489896 A CN108489896 A CN 108489896A
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- drainage index
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- asphalt
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N19/00—Investigating materials by mechanical methods
- G01N19/04—Measuring adhesive force between materials, e.g. of sealing tape, of coating
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Abstract
The invention belongs to field of road, propose a kind of evaluation method of drainage index adhesion, including step：1) matched using porous asphalt pavement design level and bitumen aggregate ratio, mixing drainage index；2) the good drainage index of mixing uniformly paves in pallet, merging has risen in 180 DEG C of baking oven and heated, 3) drainage index after heating is placed in air and is cooled to room temperature, 20~26h of room temperature water logging is then carried out；4) it is several that representative sample is randomly selected from the drainage index after immersion, high temperature boiling；5) mixture is taken out from water, the peeling conditions of the asphalt film on aggregate particle surface is observed after cooling, evaluate its adhesion grade.This method combines high temperature water-boiling method and room temperature water seaoning, and simulation high temperature, long haul distance process and rainwater immerse influence of the condition to asphalt adhesion, highly practical, as a result reliably, can effectively assess porous asphalt pavement adhesion grade.
Description
Technical field
The invention belongs to field of road, and in particular to a kind of evaluation method of drainage index.
Background technology
Porous asphalt pavement paving structure with characteristics of macro-pore is in developed countries such as America and Europe, Japan, Holland as high
Safety, high-comfort paving structure are widely used, have Quick drainage, high skid resistance energy, low noise, inhibit water mist,
It prevents water drift, mitigate outstanding advantages of dazzle, in recent years porous asphalt pavement widespread adoption at home, Air Voids
Control can form the Novel asphalt concrete face layer of drainage channel 20% or so inside mixture, substantially single
Stone forms the open gradation asphalt of skeleton-pore structure according to embedded squeezing mechanism；Simultaneously in view of big grain size satisfies the need
The influence of face structural strength, the adhesion between binder of gathering materials is critical problem.
The test method of cationic emulsified bitumen and adhesion of gathering materials is for examination in 1993 testing regulations (T0654-93)
Temperature and humidity when testing does not have clear stipulaties.(highway engineering pitch and asphalt examination were revised to regulation in 2011
Test regulation JTG E20-2011), adhesion grade is examined using the test method of pitch and coarse aggregate adhesion, in water-boiling method
Coarse aggregate fails to be heated evenly, and directly will gather materials to be directly immersed in heated bitumen and wrap so that and surface of aggregate asphalt membrane is thicker, and
The condition of porous asphalt pavement experiment is not met.
The present invention is by being transformed the adhesion experiment of asphalt and aggregate, by simulating mixture in long-time high temperature
The experiment that transport preserves and immersion influences adhesion.It will be from construction workability, temperature sensitivity, water resistant spalling and use
Four aspects of safety further provide for drainage index adhesion experiment process, in conjunction with high temperature water-boiling method and often
A kind of technical advantage of warm water seaoning, it is proposed that drainage index adhesion evaluation method.
Invention content
For shortcoming existing for this field, the purpose of the present invention is to provide one kind can be with accurate evaluation surface of aggregate
Asphalt membrane falls off the drainage index adhesion evaluation method of degree.
Realize that the technical solution of the object of the invention is：
A kind of evaluation method of drainage index adhesion, including step：
1) matched using porous asphalt pavement design level and bitumen aggregate ratio, with gathering materials and pitch mixing drainage index；
2) the good drainage index of mixing uniformly being paved in pallet, merging has risen in 180 DEG C of baking oven,
Heat 4~6h；
3) drainage index after heating is placed in air and is cooled to room temperature, then carry out room temperature water logging 20~
26h；
4) it is several that representative sample is randomly selected from the drainage index after immersion, then carries out 2~5 points of high temperature boiling
Clock；
5) mixture is taken out from water, the peeling conditions of the asphalt film on aggregate particle surface, evaluation is observed after cooling
Its adhesion grade.
Wherein, the drainage index, using in PAC-10, PAC-13, PAC-16 or PAC-20 gradation types
One kind.
Wherein, the pitch is one kind in matrix pitch, SBS modified pitch or high-viscosity modified asphalt.
Wherein, bitumen aggregate ratio described in step 1) is 3~8%.
Step 2) heating time can not be too long, in case sample softens.Step 2) sample paves after heating, just more dispersed
, 170~250g of table sample is replaced to substantially cover more rational particle size range.
Preferably, the temperature of room temperature water logging is 20~30 DEG C in step 3).
Wherein, step 4) randomly selects the representative sample that quality is 170~250g from the drainage index after immersion.
The percentage for estimating peels off area in step 5) respectively by two or more testing crews is averaged and is tied as experiment
Fruit.
Further, proportional area is measured with according to method, that is, calculate the asphalt film on aggregate particle surface in step 5)
Area is peeled off, judges adhesion grade as follows：
The beneficial effects of the present invention are：
The present invention simulates drainage index in high temperature, length in such a way that high temperature water-boiling method and room temperature water seaoning combine
The surface of aggregate asphalt membrane dropping situations caused under haul distance operating mode more meet reality for the adhesion evaluation of porous asphalt pavement
Border；
This method combines high temperature water-boiling method and room temperature water seaoning, simulation high temperature, long haul distance process and rainwater leaching
Enter influence of the condition to asphalt adhesion, it is highly practical, as a result reliably, it can effectively assess porous asphalt pavement adhesion
Grade.
Specific implementation mode
The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention..
The drainage index adhesion evaluation method of 1 water-boiling method of embodiment
This drainage index adhesion evaluation method, using the adhesion of coarse aggregate and pitch in existing test specification
Evaluation method mainly includes the following steps that：
1) gathering materials for porous asphalt pavement PAC-13 gradings is used, is fastened, is placed in 105 DEG C of baking oven with filament one by one
1h；
2) it by after 45s in the pre-heated pitch of immersion that gathers materials of heating, gently takes out, aggregate particle is made to be wrapped up in completely
It covers；
3) gathering materials to be placed in air and being cooled to room temperature for pitch will be wrapped, immerses in the large beaker for filling boiling water, boils
3min；
4) mixture is taken out from water, the peeling conditions of the asphalt film on aggregate particle surface is examined after cooling.
The percentage for estimating peels off area respectively by two or more veteran testing crews, is averaged as test result.It adopts
With《Highway engineering pitch and Asphalt Mixture Experiment regulation》The adhesion grade of pitch and coarse aggregate in (JTG E20-2011)
It is evaluated, as follows：
2 drainage index adhesion evaluation method of embodiment
Porous asphalt pavement adhesion evaluation method using the present invention, mainly includes the following steps that：
1) porous asphalt pavement PAC-13 gradings are used, determine that pitch is high glutinous modified pitch, with 4.8% best oilstone
Than with gathering materials and pitch mixing drainage index；
2) about 1000g is taken out from the good drainage index of mixing, uniformly paved in pallet, merging has risen to
5h is heated in 180 DEG C of baking oven；
3) drainage index after heating is placed in air and is cooled to room temperature, then place it in 25 DEG C of room temperature water-baths
Middle immersion is for 24 hours；
4) it takes the representative sample of 200g at random from the drainage index after immersion, immerses the large beaker for filling boiling water
In, boil 3min；
5) mixture is taken out from water, the peeling conditions of the asphalt film on aggregate particle surface is examined after cooling.
The percentage for estimating peels off area respectively by two or more veteran testing crews, is averaged as test result.It adopts
With《Highway engineering pitch and Asphalt Mixture Experiment regulation》The adhesion grade of pitch and coarse aggregate in (JTG E20-2011)
It is evaluated, as follows：
Evaluation method compares：
Change the experimental condition of 2 evaluation method of embodiment, the drainage index after heating is placed in by wherein step 3)
It is cooled to room temperature in air, directly carries out step 4) high temperature boiling 3 minutes.Embodiment 1 is soaked, 2 gained of embodiment without step 3)
The test result and evaluation result arrived is as shown in table 1：
Influence result of the 1 different tests condition of table to asphalt membrane peeling rate
Show that coarse aggregate is without mix process in conventional water-boiling method by the result of the comparison of table 1, uneven heating is even；
And 1 method of embodiment is gathered materials to be directly immersed in heated bitumen and is wrapped, surface of aggregate asphalt membrane is thicker, can not simulate in real process and drip
The phenomenon that green film falls off.High temperature boiling combination water logging operates the practical feelings for more meeting porous asphalt pavement making and being immersed by water
Condition.
3 drainage index adhesion evaluation method of embodiment
Porous asphalt pavement adhesion evaluation method using the present invention, mainly includes the following steps that：
1) porous asphalt pavement PAC-13 gradings are used, determine that pitch is SBS modified pitch, with 4.8% best oilstone
Than with gathering materials and pitch mixing drainage index；
2) about 1000g is taken out from the good drainage index of mixing, uniformly paved in pallet, merging has risen to
Heating is no less than 5h in 180 DEG C of baking oven；
3) drainage index after heating is placed in air and is cooled to room temperature, then place it in 25 DEG C of room temperature water-baths
Middle immersion is for 24 hours；
4) it takes the representative sample of 200g at random from the drainage index after immersion, immerses the large beaker for filling boiling water
In, boil 3min；
5) mixture is taken out from water, the peeling conditions of the asphalt film on aggregate particle surface is examined after cooling.
The percentage for estimating peels off area respectively by two or more veteran testing crews, is averaged as test result.It adopts
With《Highway engineering pitch and Asphalt Mixture Experiment regulation》The adhesion grade of pitch and coarse aggregate in (JTG E20-2011)
It is evaluated, adhesion grade judges same embodiment 2.
Show that coarse aggregate is without mix process, uneven heating in conventional water-boiling method by embodiment 2,3 result of the comparison
It is even；And gather materials to be directly immersed in heated bitumen and wrap, surface of aggregate asphalt membrane is thicker.It is de- that asphalt membrane in real process can not be simulated
The phenomenon that falling.Porous asphalt pavement adhesion evaluation result shows pitch type, and not influence porous asphalt pavement surface pitch is de-
The factor fallen should be caused by building stones performance；Generation asphalt membrane falls off and the dusting of coarse aggregate surface may be by long-time in transit
Caused by High temperature storage and water immerse.This evaluation method is for improving the quality of drainage index, improving Pavement Performance tool
There is directive significance.
Although present disclosure is discussed in detail by above preferred embodiment, but it should be appreciated that above-mentioned
Description is not considered as limitation of the present invention.It will be understood by those skilled in the art that straight from this patent disclosure and common sense
Some deformations for exporting or associating or the replacement of the prior art and the equivalent change or modification of feature are connect, can realize this
The function and effect of patent description, belong to the scope of this patent.
Claims (8)
1. a kind of evaluation method of drainage index adhesion, which is characterized in that including step：
1) matched using porous asphalt pavement design level and bitumen aggregate ratio, with gathering materials and pitch mixing drainage index；
2) the good drainage index of mixing is uniformly paved in pallet, merging has risen in 180 DEG C of baking oven, heats
4~6h；
3) drainage index after heating is placed in air and is cooled to room temperature, then carry out 20~26h of room temperature water logging；
4) representative sample is randomly selected from the drainage index after immersion, then carries out high temperature boiling 2~5 minutes；
5) mixture is taken out from water, the peeling conditions of the asphalt film on aggregate particle surface is observed after cooling, it is glutinous to evaluate it
Attached property grade.
2. the evaluation method of drainage index adhesion according to claim 1, which is characterized in that the draining
Asphalt, using one kind in PAC-10, PAC-13, PAC-16 or PAC-20 gradation types.
3. the evaluation method of drainage index adhesion according to claim 1, which is characterized in that the pitch is
One kind in matrix pitch, SBS modified pitch or high-viscosity modified asphalt.
4. the evaluation method of drainage index adhesion according to claim 1, which is characterized in that institute in step 1)
It is 3~8% to state bitumen aggregate ratio.
5. the evaluation method of drainage index adhesion according to claim 1, which is characterized in that in step 3) often
The temperature of warm water leaching is 20~30 DEG C.
6. the evaluation method of drainage index adhesion according to claim 1, which is characterized in that step 4) is from leaching
The representative sample that quality is 170~250g is randomly selected in drainage index after water.
7. the evaluation method of drainage index adhesion according to claim 1, which is characterized in that in step 5),
The percentage for estimating peels off area respectively by two or more testing crews, is averaged as test result.
8. according to the evaluation method of claim 1~7 any one of them drainage index adhesion, which is characterized in that
In step 5), the peeling area of the asphalt film on aggregate particle surface is calculated, judges adhesion grade as follows：
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| CN201810195293.1A CN108489896A (en) | 2018-03-09 | 2018-03-09 | A kind of evaluation method of drainage index adhesion |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109100256A (en) * | 2018-09-05 | 2018-12-28 | 中国葛洲坝集团公路运营有限公司 | A kind of quantitative evaluation method of asphalt and aggregate water resistant stripping performance |
| CN109991160A (en) * | 2019-04-02 | 2019-07-09 | 曹均 | A kind of bond strength detection method of width temperature range internal combustion engine bearing polymer coating |
| CN111175187A (en) * | 2020-01-21 | 2020-05-19 | 湖北工程学院 | Method for evaluating adhesiveness of asphalt mortar and aggregate |
| CN111855565A (en) * | 2020-07-21 | 2020-10-30 | 南京林业大学 | Method for testing effective mixing amount of direct-vat-set high-viscosity asphalt modifier |
| CN113008780A (en) * | 2019-12-19 | 2021-06-22 | 中国石油天然气股份有限公司 | Method for measuring adhesion between asphalt and aggregate |
| CN114486601A (en) * | 2021-12-10 | 2022-05-13 | 中国路桥工程有限责任公司 | Marshall test piece oilstone ratio determining method and test device based on asphalt residual rate |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2425302B1 (en) * | 2012-04-09 | 2014-08-11 | Universidade Da Coruña | Procedure for obtaining a bituminous mixture |
| CN105236830A (en) * | 2015-09-29 | 2016-01-13 | 长安大学 | Drainage asphalt mixture mix-ratio designing method based on volumetric parameters |
| CN106338467A (en) * | 2016-09-22 | 2017-01-18 | 广东华路交通科技有限公司 | Improved method for testing adhesion of asphalt and coarse aggregates |
-
2018
- 2018-03-09 CN CN201810195293.1A patent/CN108489896A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2425302B1 (en) * | 2012-04-09 | 2014-08-11 | Universidade Da Coruña | Procedure for obtaining a bituminous mixture |
| CN105236830A (en) * | 2015-09-29 | 2016-01-13 | 长安大学 | Drainage asphalt mixture mix-ratio designing method based on volumetric parameters |
| CN106338467A (en) * | 2016-09-22 | 2017-01-18 | 广东华路交通科技有限公司 | Improved method for testing adhesion of asphalt and coarse aggregates |
Non-Patent Citations (3)
| Title |
|---|
| 张金升 等: "《沥青及沥青混合料实验教程》", 31 January 2015, 哈尔滨工业大学出版社 * |
| 陈实: "珠江三角洲地区花岗岩沥青混凝土应用研究", 《中国优秀硕士学位论文全文数据库·工程科技Ⅱ辑》 * |
| 高原 等: "基于高温条件的集料与沥青粘附性评价试验", 《公路交通科技(应用技术版)》 * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109100256A (en) * | 2018-09-05 | 2018-12-28 | 中国葛洲坝集团公路运营有限公司 | A kind of quantitative evaluation method of asphalt and aggregate water resistant stripping performance |
| CN109991160A (en) * | 2019-04-02 | 2019-07-09 | 曹均 | A kind of bond strength detection method of width temperature range internal combustion engine bearing polymer coating |
| CN113008780A (en) * | 2019-12-19 | 2021-06-22 | 中国石油天然气股份有限公司 | Method for measuring adhesion between asphalt and aggregate |
| CN111175187A (en) * | 2020-01-21 | 2020-05-19 | 湖北工程学院 | Method for evaluating adhesiveness of asphalt mortar and aggregate |
| CN111855565A (en) * | 2020-07-21 | 2020-10-30 | 南京林业大学 | Method for testing effective mixing amount of direct-vat-set high-viscosity asphalt modifier |
| CN114486601A (en) * | 2021-12-10 | 2022-05-13 | 中国路桥工程有限责任公司 | Marshall test piece oilstone ratio determining method and test device based on asphalt residual rate |
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