Sandvik rigs score in Indian oil storage projectFour Sandvik DT 820 underground jumbo drill rigs are being used for the construction of India's first underground crude oil storage cavern, located at Visakhapatnam in southern India. The cavern is being constructed under a EUR52.5 million contract by Mumbai-based Hindustan Construction Company Ltd (HCC) for Indian Strategic Petroleum Reserves Limited, a subsidiary of the Oil Industry Development Board under the Petroleum Ministry. Read the full report. 53/09.