Railway engineering is a significant branch of transportation engineering, Railway transportation is an on-land transportation system with air ways and sea ways as other parallel off-land transportation means. Railway transportation share a healthy burden of transportation of a community or country, carrying large bulky luggage from one end to heavy duty tanks, military equipment at … Read more
Some times you as a civil engineer stuck in certain tasks where you find difficult in counting variable or parameters on which your certain given task is dependent on; Airport planning is such a daunting task; there are alot of parameters and variables which you have to consider so that your decisions might not get … Read more
Similar to the constant head permeameter, there is one more test called falling head permeameter in which fall of head is related to the permeability of the soil sample, Before going to the detail of what the test is we must understand what is permeability? So by general or lay man terms; permeability may be … Read more
Scouring can be defined as a process due to which the particles of the soil or rock around the periphery of the abutment or pier of the highway bridge spanning over a water body, gets eroded and removed over a certain depth called scour depth. Scouring usually occurs when the velocity of the flowing water … Read more
California Bearing Ratio (CBR) test is a compressive nature penetration test. It was originally developed by Caltrans i.e. California Department of Transportation after World War II i.e. in the late 1930s. The test is specifically used to determine the mechanical strength as well as the potential strength of road subgrades and basecourses materials including the … Read more