Los angeles abrasion test, Civil Engineering

Los Angeles Abrasion Test:

In which the aggregates are placed in a rotating drum in which a certain number of cast iron cylindrical balls are also placed, and the drum rotated at a given speed for 500-1000 revolutions. The weight of fine material that is generated is determined. A Los Angeles Abrasion value of 40 per cent is allowed for stone aggregate base courses and 30-35 per cent for bituminous courses. The apparatus is shown in Figure.

158_Los Angeles Abrasion Test.png

Figure: Los Angeles Abrasion Test Apparatus

Posted Date: 1/22/2013 2:59:14 AM | Location : United States







Related Discussions:- Los angeles abrasion test, Assignment Help, Ask Question on Los angeles abrasion test, Get Answer, Expert's Help, Los angeles abrasion test Discussions

Write discussion on Los angeles abrasion test
Your posts are moderated
Related Questions
Question Is it resourceful that engineers rely solely on Hiley's formula in designing of H-piles? Answer About 90 percent of H-piles accept Hiley's formula for desig

Three alternatives are being considered for improving a street intersection.The annual dollar savings on account of the improvement is shown below.  Assume that the intersection wi

Q. Reasons of using compressed air as drilling fluid? For rotary drilling in ground investigation works, drilling fluid is generally used to clear and clean the cuttings from t

what are the appropriate methods of concreting

Construction of Embankment: The following steps describe embankment construction : (a) The ground is cleared and grubbed and all vegetation, grass, roots, etc. are removed

In addition to its own weight, the beam in Figure is to carry a uniformly distributed live load of 12 kN/m. Figure 1 also shows the cross-sectional details of the beam. Design a

How do we overcome obstacle like river in chain survey?

I have to draw the IL for the shear at a roller support and am not sure how it should look

What is 'contact pressure'? How does it depend on the type of structure and type of soil? What is 'active zone' in soil? Define it with reference to the pressure bulb concept.

industrial applications of ultrasonic welding,soldering,drilling,claning