Ultratech Cement is setting up a limestone mining project at Mohrenga, Raipur. The proposed project involves the mining of 4 MT of limestone per annum. The mined limestone will be used for the manufacturing of cement in the existing line as well as proposed new line II of cement plant, cement (2.75 to 6.75 MTPA), clinker (2.2 to 6.75 MTPA), CPP (50 MW to 100 MW), D.G Set (18 MW to 30 MW) and WHRB (15 MW) at Hirmi Cement Works, Balodabazar. As of April 2015, company has received environmental clearance for the project.