Example1: An asphalt cor specific gravit volume relatic
Q: An asphalt concrete mixture includes 94% aggregate by weight. The specificgravities of aggregate and…
A: The given data is: Amount of aggregate in the mix (wa) = 94% Specific Gravity of aggregates (Ga) =…
Q: 11- The temperature range which is used for the mixing process of asphalt with aggregate in the…
A: 11. (b) is the correct answer. 12. (b) is the correct answer
Q: An asphalt concrete specimen has the following properties:Asphalt content = 5.5% by total weight of…
A: The expression for percentage weight of aggregate is given by, Ps = 100-Pb Here, Ps is the…
Q: : What is the percent of voids filled with asphalt (%VFA) of the hot mix asphalt has the following…
A: Bulk specific gravity of mixture=Gm=2.318gm/cm3 Therotical specific gravity=Gt=2.479 gm/cm3 Percent…
Q: The required structural number over the base SN, is equal to 3.2 and the layer coefficient for an…
A: For new construction, the structural number of the proposed structure layer in a newly constructed…
Q: State four advantages of recycling asphalt pavement materials. Why can we not mix the RAP materials…
A: Similarity of recycled asphalt pavement materials with original: Recycling of asphalt doesn't change…
Q: Explain usefulness of asphalt cement, asphalt cutback, asphalt emulsion and tar.
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Q: 5- The two major parameters considered in the Marshall mix design are a) Workability and stability…
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Q: A compacted asphalt concrete specimen contains 5% asphalt binder (Sp. Gr. 1.023) by weight of total…
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Q: Several types of fillers, such as crushed fines, portland cement, lime, fly ash, and carbon black,…
A: Filler is defined as that fraction of an inert mineral passing 75 mic sieve in a bituminous mixture…
Q: ine the capitalized cost for an asphalt
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Q: According to the available data of asphalt Gb = 1.025, Pb= 4.5), Aggregate (Gsb = 2.605, Gse =…
A: Answer To calculate Volumetric properties of the HMA paving mixture Consider bulk volume of paving…
Q: An asphalt concrete specimen has a mass in air of 1327.8 g, mass in water of 792.4 g, and saturated…
A: The bulk specific gravity of a specimen is defined as "the ratio of mass in air to the mass in air…
Q: the mostly kinds of liquid asphalt used in pavement construction are * O Mc and Rc O Rc O Sc Sc and…
A: Solution:- The mostly kinds of liquid asphalt used in pavement construction are Medium Curing(MC)…
Q: Explain following objectives of hot mix asphalt (HMA). i) Deformation resistance ii) Moisture…
A: HMA- HMA is the hot mixture of the Asphalt binder and graded mineral mixed with elevated temperature…
Q: The following statements are not true, EXCEPT: * Batch plant produces lower quality asphalt compared…
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Q: 6- The temperature range which is used for the compaction process of asphalt with aggregate in the…
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Q: As part of mix design, a laboratory-compacted cylindrical asphalt specimen is weighed for…
A: Given that a cylindrical asphalt is weighted for bulk specific gravity Dry mass in air (A) = 1264.7…
Q: 4. Durability is the study of deformation and flow of the asphalt materials.
A: Durability is the ability to withstand wear, pressure, or damage.
Q: How can we obtain the best ratio of asphalt?
A: Mix design is a method which is used to determine the best combination of material for optimum…
Q: 9- The cutback asphalt binder can be classified into fast, medium and slow based on and---- a) Rate…
A: The cutback asphalt binder can be classified into fast, medium and slow based onand rate of curing…
Q: List three advantages of warm mix asphalt technology.
A: Warm mix asphalt technology is the latest technology which has a great advantage.
Q: List how high temperature failure of asphalt pavement occurs. Define oxidation in asphalt binder.…
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Q: What is the most common polymer used for modifying asphalt cement? Briefly describe the interaction…
A: Most commonly used polymer to modifying asphalt cement:
Q: The weight of a dry aggregate sample is 1300 gms, and it is desired to prepare a specimen of asphalt…
A: Given,weight of a dry aggregate sample =1300 GMSTotal weight =5.5We have to find the weight of…
Q: An asphalt concrete mix contains: 2250kg of aggregate and 150kg of asphalt per m’. The bulk specific…
A: The volume of the object is directly proportional to its mass. As the volume increases the mass of…
Q: The Marshall method was used to design an asphalt concrete mixture. A PG 64-22 asphalt cement with a…
A: Specific gravityGb=1.031,Mix particle size=9.5 mm,Bulk specific gravity(Gsb)=2.696,Theoretical…
Q: A compacted asphalt concrete specimen has the following properties: a. Asphalt content = 5% by…
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Q: Fatigue cracking and stresses on asphalt structure induced to an interlaced cracking pattern and…
A: The flexible pavement is consist of a series of layers such as subgrade, subbase course, base…
Q: An asphalt concrete specimen has a mass in air of 1353.9 g, mass in water of 792.4 g, and saturated…
A: Bulk specific gravity = A/(B-C) A is mass of specimen in air B is mass of surface dry specimen C is…
Q: Estimate the VTM (i.e., Voids in total mix) at an asphalt content at 4.0%, 4.5%, 5.0%, 5.5% and 6%.
A: The given data is as follows: Specific gravity of asphalt, Gb=1.031Theoretical maximum specific…
Q: Q4) Determine the PG grade of the asphalt whose results are shown in the table below? Show all…
A: Calculate the PG grade of the asphalt as given as, For dynamic shear rheometer the ratio of G*sinδ…
Q: Chemical WMA additives are added to asphalt binder to improve the ability of asphalt binder to coat…
A: WMA is warm mix asphalt technology . It was developed in Europe . Use of WMA technology reduces the…
Q: An asphaltic concrete layer is compacted to density 2.350 gm/cm3. The asphalt (Gs = 1.03) content is…
A: Given: The compacted asphaltic concrete density is 2.350 gm/cm3. The asphalt content is 6% of total…
Q: Aggregate with greater moisture absorption will need more bitumen content during asphalt mixing.…
A: Aggregate has small cracks on their surface, which is responsible for absorption of water on the…
Q: reason of preheating oI aggregate before mixing it with asphalt? Explain the relation between…
A: As per guidelines we need to answer only first question .
Q: er for fatigue cracking a
A: A binder ordered PG - 58-28 would meet the expected actual properties at an asphalt temperature as…
Q: Quèstion 22 If TSR (Tensile Strength Ratio) is less than 0.8: O the asphalt concrete mix is not…
A: If the tensile strength ratio is less then it affects the resistance of asphalt concrete mix against…
Q: A compacted asphalt concrete specimen contains 5% asphalt binder (Sp. Gr. 1.023) by weight of total…
A: Concrete is part of the pressure as one does not know. There is therefore a need built in such a way…
Q: Compaction and mixing temperature of asphalt mix depends on the bitumen type. True False
A: Compaction and mixing temperature of asphalt mix depends on the bitumen type. This statement is…
Q: y mie Proportlton Material balt (ement coarse 99gregate Fine aggregate eral Filler spuific gravity…
A: Show the List’s data used in obtaining a mix design for an asphalt paving mixture as in Table (1)
Q: From the table above, which of the sample will require the least amount binder for asphalt?
A: Asphalt binder is referred to as the cement binder or binding material that is used to bind…
Q: the asphalt binder with Rostler Parameter value equal to 1.3 has more performance than asphalt…
A: Finding out true and false.
Q: Which statement is TRUE about modified asphalts? O There is only one method of modifying asphalt. O…
A: Brief Concept Introduction- Modified Asphalts- These are different than the normal asphalt. They…
Q: 3. As part of mix design, a laboratory-compacted cylindrical asphalt specimen is weighed for…
A: Solution; a)Given that; The dry weight of specimen A=1264.7 g The saturated surface dry weight of…
Q: Answer the void ..................., one of the fractions component of asphalt , can be…
A: Bituminous Asphalt consists of compounds of - - hydrogenand carbon -Minor proportions of nitrogen,…
Q: Asphalt mixture is produced based on the following requirement. O Mixing temperature is higher than…
A: Answer:- All of the above EXplanation :- Asphalt mixture is produced based on the following…
Q: % absorbed asphalt by aggregate(Ps2) equal to zero when * O bulk Gagg less than eff Gagg O none of…
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Q: A compacted asphalt concrete specimen has the following properties:a. Asphalt content = 5% by total…
A: Given data: Gmb=2.5Gmm=2.61Gsb=2.725asphalt content=5%
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- An asphalt concrete specimen has the following properties:Asphalt content = 5.5% by total weight of mixBulk specific gravity of the mix = 2.475Theoretical maximum specific gravity = 2.563Bulk specific gravity of aggregate = 2.689 Ignoring absorption, calculate the percents VTM, VMA, and VFA.Q1 (c) In a Marshall test, the percentage of asphalt binder by total weight of aggregate is 5.26%. The bulk specific gravity of aggregate (Gsb) = 2.455, the specific gravity of asphalt binder (Gb) = 1.020, and the density of water (yw) = 1.000 g/cm^3. If 1 m^3 of an asphalt concrete mixture will be produce that having 2000 g and the asphalt absorbed into the aggregate is 24 gram : (i) Calculate asphalt content, effective asphalt content and asphalt absorption. (ii) Calculate void in mineral aggregate and void filled with asphalt.Softening point test 1- Is the point of softening equal to the melting point?2- If the softening point of the asphalt is greater than 150 m, what parts can be taken for the calculation of softening?3- Define the point of softening , explaining the conditions on which it depends
- Determine the percentage of voids filled with asphalt for a paving mixture with relative compaction equal to 96%. Asphalt content is 5.5% by total mix content and with specific gravity=1.03. The bulk specific gravity of the combined aggregate is 2.67. The maximum theoretical specific gravity of the mixture 2.48. The weight and volume of Marshall specimen = 1200g and 482. cm³ respectively.The use of asphalt as a binder is closely related to the influence of temperature. Explain the definition and its effect on asphalt performance in terms of softening point and flash point.An asphalt concrete mixture includes 94% aggregate by weight. The specificgravities of aggregate and asphalt are 2.65 and 1.0, respectively. If the bulk density of the mix is 2355 kg/m3 , what is the percent voids in the total mix?
- Temperature has a large effect on the asphalt viscosity. Plot a typical (qualitative) relationship between asphalt viscosity (logarithmic) and temperature for two cases: (a) a low-temperature susceptible asphalt and (b) a high-temperature susceptible asphalt.Table 3 lists data used in obtaining a mix design for an asphalt paving mixture. If the maximumspecific gravity of the mixture is 2.41 and the bulk specific gravity is 2.35, determine: (a) thebulk specific gravity of aggregates in the paving mixture, (b) the asphalt absorbed, (c) theeffective asphalt content of the paving mixture, and (d) the percent voids in the mineralaggregate VMAThe table below lists data used in obtaining a mix design for an asphalt paving mixture. If the maximum specific gravity of the mixture is 2.41 and the bulk specific gravity is 2.35, determine 1. The bulk specific gravity of aggregate in the mix 2. The asphalt absorbed 3. The effective asphalt content of the paving mixture 4. The percent voids in the mineral aggregate VMA
- A compacted asphalt concrete specimen has the following properties:a. Asphalt content = 5% by total weight of the mixb. Bulk specific gravity of the mix = 2.485c. Theoretical maximum specific gravity = 2.595d. Bulk specific gravity of the aggregate = 2.715e. Absorption = 1.5%Briefly describe the process of distillation by which asphalt cement is produced from crude petroleum. Also, describe in detail how you would obtain asphalt binders that can be used to coat highly siliceous aggregatesAn asphalt concrete mix contains 2250 Kg of agg. and 150 Kg of asphalt per 1 m², asphalt absorption is 1.2%, bulk specific gravity of agg. 2.67, specific gravity of asphalt = 1.05. Find the mass-volume relation. 5.8%, asphalt 2) Relative density for asphalt pavement is 2440 Kg/m³, asphalt content = absorption = 0.2% and Sp. gr. of asphalt = 1.03. Determined Mass- Volume relationship. 3) Bulk density of asphalt pavement mix = 1.7 ton/m², specific gravity of asphalt = 1.03, specific gravity of agg. (Apparent = 2.45 and Bulk = 2.34) and asphalt content = 5%. Determine mass- volume relationship