Because of its high swelling and shrinkage characteristics, the Black cotton soils (BC soils) has been a challenge to the highway engineers. This Black cotton soils occurs mostly in the central and western parts and covers approximately 20% of the total area of India.
They are characterized by high shrinkage and swelling properties. Transportation - Metrorail / Airways / Waterwaysīlack cotton soils are inorganic clays of medium to high compressibility and form a major soil group in India.Technologies / Digitilization / Software.Crushing / Screening / Washing / M-Sand.Foundation / Piling Rigs / Drilling / Breakers.