How to Classify Soil according to AASHTO?

American Association of State Highway and Transportation Officials (AASHTO) has devised a Soil Classification system; so you can find here how to classify soil according to AASHTO classification system.  Soil although has many definition but for civil engineers it is the material on which and by which engineers build their structures, due to the diversified … Read more

Environmental Problems In Rawalpindi And Islamabad

Islamabad the Capital of Pakistan, is the land of green lush grass covered grounds and sky kissing high mountains of Margalla, Wide tree-lined streets, large houses, elegant public buildings and well organized bazaars, Rawalpindi the joined twin city of Islamabad is showing the face of old traditions, narrow streets, old architectural buildings. The two cities … Read more