The Delhi Transport Corporation (DTC) continues the modernization of their bus fleet, calling for tenders for the supply of a total of 3,500 compressed natural gas (CNG) buses as the city prepares for the 2010 Commonwealth Games. The fleet operator has issued two separate tenders during January for a total of 2,500 non air conditioned low floor CNG buses and 1,000 air conditioned low floor CNG buses. Delivery dates range from between 6 and 18 months from the issuance of a letter of acceptance. Closing dates for lodging of tenders are the 5th of March (1,000 non AC CNG buses) and 25th March (1,500 non AC CNG buses and 1,000 AC CNG buses). More information on the Delhi Transport Corporation website.