The asphalt Calculator helps you to estimate the Hot Mix (asphalt) tonnage required for your job. To use the asphalt Calculator, simply enter the width, length, and thickness (in inches) of your job. Next, click on the "Calculate" button. The calculator will estimate …

Asphalt Concrete Base refers to an aggregate, sand, and asphalt cement mixture used as a base underneath more asphalt pavement courses, most commonly in a roadway application. If not hand placed, the equipment required when placing Asphalt Base will be an asphalt paving machine or road widener and 2-3 tandem rollers.

Anchor: #i1013899 Section 6: Hot-Mix Asphalt Pavement Mixtures Anchor: #i1013905 6.1 General. Hot-mix asphalt (HMA) is a generic term that includes many different types of mixtures of aggregate and asphalt cement (binder) produced at elevated temperatures (generally between 300-350ºF) in …

Marshall Mix Design. The basic concepts of the Marshall mix design method were originally developed by Bruce Marshall of the Mississippi Highway Department around 1939 and then refined by the U.S. Army. Currently, the Marshall method is used in some capacity by about 38 states. The Marshall method seeks to select the asphalt binder content at a ...

When discussing absorbed and unabsorbed asphalt, technologists discuss two types of asphalt content: total asphalt content and effective asphalt content. Total asphalt content is the amount of asphalt that must be added to the mixture to produce the desired mix qualities. Effective asphalt content is the volume of asphalt

Porous asphalt mixture (PAM) is an indispensable pavement material for the construction of sponge city with low-cost and environment friendly characteristics, which conducive to replenishing urban ...

Pbe = effective asphalt content, percent by total weight of mixture. Pb = asphalt, percent by total weight of mixture. Pba = absorbed asphalt, percent by weight of aggregate. Ps = aggregate, percent by total weight of mixture. Calculation using data from Table 1 and section 3.5. Pbe = 6.96 - (1.03 100) X 93.04 = 6.96 - 0.9 = 6 600. 3.7.

An approach to reversely calculate the grading of cold aggregate was established. • Transportation process is the most sensitive process to the gradation variation. Abstract. Variability of gradation for asphalt mixture is always the difficulty faced by the control of pavement construction, involving the pavement performance. ...

mixture at a minimum lift thickness of 1.50 in. for the shoulder application as well. 3.3.4 Select a different size of asphalt mixture for surface courses for special applications on a project-specific basis. 3.3.5 When selecting an asphalt surface mixture for projects requiring a minimum lift thickness

Mechanical Tests - Moisture Sensitivity • Tex-530-C Boil Test •Prepare 1000 g of mix, cool at room temp for 24 ± 2 hrs •Bring oil bath to between 325 and 350oF •Obtain a 200 g representative sample of the mix •Fill 2000 mL beaker about halfway with distilled water and heat to boiling •Add mix sample to beaker, maintain boil for 10 m ± 30 s

Asphalt Mixtures Calculator. Enter the width, length and thickness, then hit the "Calculate" button to calculate your estimate. You may also revise the default density value of 145 lbs/cubic ft. Actual densities may vary depending on the components of the mix.

Asphalt Content of Mixture Gca = Bulk Gravity of Coarse Aggregate Ys = Unit Weight of Coarse Aggregate in Dry-rodded Condition Yw = Unit Weight of Water ... UBAWS Emulsion Shot Rate Calculation Worksheet for 150mm molds MF MS NS Scrg PRICE ABS. No.200 00 No.50 No.30 6 No.8 No.4 N/C SOURCE ID LOCATION HYDROGREEN VESTENAMER STE. GENEVIEVE, MO

Volumetric Design for Hot-Mix Asphalt (HMA) 1. Scope . 1.1 This standard for mix design evaluation uses aggregate and mixture properties to produce a hot-mix asphalt (HMA) job-mix formula. The mix design is based on the volumetric properties of the HMA in terms of the air voids (V ), voids in the mineral aggregate (VMA), and voids . a

MARSHALL METHOD OF ASPHALT-CONCRETE MIX DESIGN 11.1 INTRODUCTION Bituminous mixes (some times called asphalt mixes) are used in the surface layer of road and airfield pavements. The mix is composed usually of aggregate and asphalt cements. Some types of bituminous mixes are also used in base coarse. The design of asphalt paving mix, as with the

Quality asphalt pavement may be constructed in a wide range of soil, weather, and loading conditions. This guide presents examples of designs, procedures, and applications that have been proved successful in the state of Wisconsin. All asphalt mixtures presented in this design guide are proven mixes that

= effective asphalt content, percent by total weight of mixture. P b = asphalt, percent by total weight of mixture. P ba = absorbed asphalt, percent by weight of aggregate. P s = aggregate, percent by total weight of mixture. Calculation using data from Table 1 and section 3.5. P be = 6.96 - …

VMA was to be calculated as proposed by the Asphalt Institute in their Manual of Asphalt Mix Design (MS-2). This calculation uses the bulk specific gravity of the aggregate (Gsb). A recommendation to calculate VMA using effective specific gravity (Gse) of the aggregate (back calculated from the Gmm) was discussed at length, but was not accepted.

Concrete Calculator. Knowing and understanding your asphalt needs, before hiring an asphalt contractor, will save you hard earned money. We are a disposal site for old asphalt, concrete, dirt,rock, cinder block. brick, sand, road base, & sod. See our list and description of our bulk garden soil, compost & mulch products.

Driveway Mix Asphalt: This is the Cheaper mix of asphalt and considered suitable to be used in driveways and parking lots. It has crushed stone, sand as well as gravel. You can calculate its required amount and estimated cost via an asphalt driveway cost calculator. Porous Asphalt: It is a combination of crushed stone and grains of sand.

This method can be used for the determination of bitumen ratio or asphalt content of hot mix asphalt paving mixtures and pavement samples for quality control, specification acceptance, and mixture evaluation. Bitumen ratio is the ratio of the weight of asphalt to the dry weight of aggregate in an asphalt mixture.

For the asphalt mixture, the calculation result is recorded as the dynamic stability (DS), as shown in Fig. 12. All tested specimens meet the dynamic stability (2800 times/mm) in JTG F40-2004 . Download : Download high-res image (141KB) Download : Download full-size image; Fig. 12. Dynamic stability of different mixture types.

asphalt mixture produced at the plant and as specified in 334-5.4 and 330-13 for the material placed on the roadway. 334-1.2 Traffic Levels: The requirements for Type SP Asphalt Concrete mixtures are based on the design traffic level of the project, expressed in 22,000 pound …

% Mixture Composition Factor Value Total asphalt binder content, % by mix weight 4.9 Absorbed asphalt binder, % by mix weight 0.5 Aggregate content, % by mix weight 95.1 Average aggregate bulk specific gravity 2.622 Mixture bulk specific gravity 2.357 Mixture maximum specific gravity 2.451 Air void content, % by total mix volume 3.8 Effective ...

Volumetric Analysis of HMA Mixtures 37 • Percent Effective Asphalt Binder -P be ( P ba * P s ) 100 Where: P b = Percent Asphalt Binder in Total Mix P ba = Percent Absorbed Asphalt Binder in Total Mix P s = Percent Aggregate in Total Mix P b = 5.0 % P ba = 0.4 % P s = 95.0 % P b-= 4.6 % P be = ( 0.4 * 95.0) 100 P be = 5.0 --Example Problem ...

The density of asphalt mixture; Summary How to calculate the weight of asphalt. In calculating the weight of asphalt, necessary is the volume and specific gravity. It can be derived by calculating the volume from the construction area and thickness of the asphalt pavement and multiplying the specific gravity of the asphalt used for pavement.

Asphalt concrete is considered flexible when cured, unlike cement concrete that is rigid and hard. Asphalt concrete mixtures with high aggregate-to-bitumen ratios are commonly used for driveways, parking lots, and residential roads. We call this asphalt mixture blacktop. Blacktop is less durable than regular asphalt concrete, but is still ...

This calculator is designed to give the volume in both cubic feet and cubic yards, and the tons of asphalt hot mix required for the form size you have entered. The tonage calculation is specific to asphalt only. In our equations, 1 cubic yard of hot asphalt mix weighs 2.025 tons, or 4050 lbs.

» Check the magnitude of Pb vs. that of Gmm. Gmm is the Theoretical Maximum Specific Gravity of an asphalt mixture, sometimes referred to as "Rice's gravity." The Gmm of a field sample is typically determined by AASHTO T 209 to calculate the asphalt mix volumetrics.

The weight of asphalt in tons required for a paving project may be readily calculated using a few simple tools and concepts. The weight of any substance in pounds is related to its weight density or compactness. Weight density is the number of pounds of a material contained in …

was originally developed in the 1920s for sheet asphalt mixtures with 100 percent passing the 4.75 mm sieve, and later modified to cover the design of coarser asphalt mixtures. The Hubbard-Field Stability test measured the strength of the asphalt mixture with a punching-type shear load. Hveem Mix Design was developed by the California Department

Gse is determined independently, calculated from the mixture's maximum theoretical specific gravity, asphalt content, and the specific gravity of the asphalt binder. Ensuring that these three aggregate specific gravity values are in the right order is a reality check on the testing. If Gsb > Gse, then it would mean that the asphalt absportion ...

T209_short_12.docx Asphalt 15-1 Pub. October 2012 THEORETICAL MAXIMUM SPECIFIC GRAVITY (Gmm) AND DENSITY OF HOT MIX ASPHALT (HMA) PAVING MIXTURES FOP FOR AASHTO T 209 Scope This procedure covers the determination of the maximum specific gravity (Gmm) of uncompacted hot mix asphalt (HMA) paving mixtures in accordance with AASHTO T 209-12.

HP Asphalt & HP Concrete Calculator. Do you need Crafco's HP Asphalt or HP Concrete for your upcoming project? HP Asphalt Cold Patch comes pre-mixed and can be applied in all weather conditions and climates for asphalt repairs, including patching potholes.. HP Concrete Cold Patch is a gray single component patching material perfect for bridges, airports, concrete roads, parking decks, and ...

Marshall method is used to calculate optimum asphalt contents by using 5 percentages of asphalt (3.5,4.0,4.5,5.0,5.5) and find stability,flow,density and air voids for each specimen.