DCP also supports infrastructure development in industry. On 4th Quarter 2009 DCP signed a cooperation contract for steel structure fabrication and erection in Coal and Clay -Silica Storage Tonasa V which is owned by PT.SEMEN TONASA. The storage is located in Biringere, South Sulawesi. In this project which is worth 30 billion rupiah and spends 1600 tons of steel material, DCP has a role as supplier of Materials, Fabricator of Steel Structure, and also Contractor. Just a note, PT.SEMEN Tonasa itself is the largest cement producer in eastern Indonesia, which occupies an area of 715 hectares in Biringere village, Bungoro District, Pangkep regency, it is about 68 kilometers from Makasar. PT.SEMEN Tonasa which has an installed capacity of 3.48 million metric tons of cement per year has been officially operating since 1968 with major sales distribution in eastern Indonesia such as Makassar, Bitung, Palu, Banjarmasin, Bali and Ambon. Since September 15, 1995,the consolidation with Semen Gresik Group has been implemented, so the company major shareholder becomes PT. Semen Gresik (Persero) Tbk, which has been known as the biggest cement supplier in western region of Indonesia. All of our work in the construction of Tonasa V Coal and Clay-Silica Storage always follows ISO, American Institute of Steel Construction (AISC), American Society for Testing and Materials (ASTM), Japan International Standard (JIS), and American Welding Society (AWS ) standards, with steel structure material specifications uses ASTM A-36, and bolt, nuts, ring type TC S10 T-Bolt. On the other side, PT.SEMEN Tonasa again entrusts Group EPC Co. of DCP (PT.BJA) to handle Frame Works & Gallery Pan Conveyor, Belt Conveyor & Mechanical Accessories for Tonasa V new project, through the signing of contract at the end of 2010.