Asphalt unit weight is a measure of the weight of asphalt per volume. It is used to calculate various characteristics of asphalt mixes such as volume, stability and strength. Asphalt unit weight must be accurately determined in order to ensure the proper performance of an asphalt mix.
Table Of Content:
- Asphalt Pavement Construction - Asphalt Institute
- What is the unit weight of asphalt? How do you figure out how much ...
- Density of Concrete, Asphalt in 285 units of density
- Asphalt Calculator - How much asphalt do you need?
- LOCATION AND DESIGN DIVISION
- HMA Weight-Volume Terms and Relationships – Pavement Interactive
- User Guidelines for Waste and Byproduct Materials in Pavement ...
- FDM 14-15 Pavement Type Selection
- Reclaimed Asphalt Pavement - Material Description - User ...
- M22-01.20 Design Manual
1. Asphalt Pavement Construction - Asphalt Institute
https://www.asphaltinstitute.org/engineering/frequently-asked-questions-faqs/asphalt-pavement-construction/
The maximum unit weight is determined by multiplying the Rice value by 62.4 pounds per cubic foot (PCF). For example, 2.500 is a typical Rice value. 2.500 X ...
2. What is the unit weight of asphalt? How do you figure out how much ...
https://www.quora.com/What-is-the-unit-weight-of-asphalt-How-do-you-figure-out-how-much-you-need-for-a-project
Density of asphalt = 2.243 gm/cc, 1 ton = 907 kg and 1 inch = 2.54 cm. 1 ton of asphalt has 907000/2.243 cc = 404369 cc = 24676 cubic inch. Area covered by 1 ...
3. Density of Concrete, Asphalt in 285 units of density
https://www.aqua-calc.com/page/density-table/substance/concrete-coma-and-blank-asphalt
Concrete, Asphalt weighs 2.243 gram per cubic centimeter or 2 243 kilogram per cubic meter, i.e. density of concrete, Asphalt is equal to 2 243 kg/m³.
4. Asphalt Calculator - How much asphalt do you need?
https://www.gigacalculator.com/calculators/asphalt-calculator.php
Estimate the density of the hotmix to be used. Standard density for asphalt is 145 lb/ft3 (2322 kg/m3). Multiply the volume by the density ( ...
5. LOCATION AND DESIGN DIVISION
http://www.virginiadot.org/business/resources/LocDes/IIM/IIM158.pdf
May 2, 2017 ... In computing weights of asphalt concrete base mixes, ... Payment will be made at the unit prices for the material actually used to construct.
6. HMA Weight-Volume Terms and Relationships – Pavement Interactive
https://pavementinteractive.org/reference-desk/design/mix-design/hma-weight-volume-terms-and-relationships/
Specific Gravities. Bulk Specific Gravity of the Compacted Asphalt Mixture (Gmb). The ratio of the mass in air of a unit volume of ...
7. User Guidelines for Waste and Byproduct Materials in Pavement ...
https://www.fhwa.dot.gov/publications/research/infrastructure/pavements/97148/071.cfm
Pavements can be constructed using hot mix or cold mix asphalt. ... Unit Weight – the unit weight of an aggregate is an indicator of the compacted density ...
8. FDM 14-15 Pavement Type Selection
https://wisconsindot.gov/rdwy/fdm/fd-14-15.pdf
May 15, 2019 ... option in the pavement type selection process for pavement replacement and ... Table 10.4 Material Unit Weights used in WisPave. Material.
9. Reclaimed Asphalt Pavement - Material Description - User ...
https://www.fhwa.dot.gov/publications/research/infrastructure/structures/97148/rap131.cfm
Although available literature on RAP contains limited data pertaining to unit weight, the unit weight of milled or processed RAP has been found to range from ...
10. M22-01.20 Design Manual
https://wsdot.wa.gov/publications/manuals/fulltext/M22-01/620.pdf
Sep 1, 2021 ... Exhibit 620-2 Estimating: Hot Mix Asphalt Pavement and ... Unit Dry Weight – Gravel Base and Surfacing. Type of Material. Truck Measure.
What is asphalt unit weight?
Asphalt unit weight is a measure of the weight of asphalt per volume. It is used to calculate various characteristics of asphalt mixes such as volume, stability and strength.
Why is it important to determine the asphalt unit weight?
Asphalt unit weight must be accurately determined in order to ensure the proper performance of an asphalt mix. This accuracy will help prevent problems such as rutting or cracking that may occur due to incorrect mix design.
How can I accurately determine asphalt unit weight?
The most accurate way to determine the asphalt unit weight is through lab testing. This involves taking samples from an existing mix and measuring its physical properties in order to determine its density, which can then be used to calculate the unit weight.
What factors should be taken into consideration when determining asphalt unit weight?
Factors that should be taken into consideration when determining asphalt unit weight include material type, temperature, and compaction method. Different types of materials have different weights at different temperatures, which need to be accounted for when calculating properly weighted results. Additionally, different compaction methods may result in varying weights based on how much compaction has been applied.
Conclusion:
Accurately determining an asphalt mix's unit weight value and understanding all factors involved are essential for achieving a good performance over time from any given construction project using an asphalt mix design.