14th December 2019
Bending of Rails on Curves
The curvature greater than 3 degrees are considered to be sharp curves. In order to correct the curvature, it is desirable to bend the rails.
9th December 2019
Size and Section of Ballast in Railway
The size of the ballast used in railway track varies from 1.9 cm to 5.1 cm. The stone of size larger than 5.1 cm is not preferable due to poor interlocking property.
28th November 2019
Moorum Ballast – And Their Advantages and Disadvantages
Moorum Ballast The moorum is a soft aggregate, it is a form of laterite after decomposition. It has red and…
23rd November 2019
Floating gradient
Floating Gradient The gradient on which a motor vehicle moving with a constant speed continues to descend with the same…
13th November 2019
5 Empirical Formula for Determination of the Coefficient of Permeability of Soil(K)
The coefficient of permeability of soil(K) can also be computed from several empirical formulae, which are given below:
1. Jaky’s Formula.
2. Allen Hazen’s Formula.
3. Terzaghi’s Formula.
4. Kozney’s Formula.
5. Louden’s Formula
12th November 2019
Capillarity Permeability Test – To Determine the Coefficient of Permeability(K) of Soil
In this article, we are going to discuss about the capillarity permeability test or the horizontal capillarity test, which is another one method used for determining the coefficient of permeability as well as the value of capillarity height of the soil sample.
10th November 2019
Installation Process of Ground Anchors
Installation Process of Ground Anchors The entire procedure which is adopted for installation of a ground anchor is described below…