Hydraulic Rod Burster TERRA-HYDROCRACK Pipe renewal in the Urbanizacion "Amancayas Sud" in Cochabamba/Bolivia City: Contractor: Hydraulic rod burster: Length: Productivity PE pipe to be pulled in: Backream diameter: Cochabamba/Bolivia TERRA LATINOAMERICA S.R.L.. TERRA-HYDROCRACK HC 600 S 5'000 m in 100 m long sections 200 m per day, 1 km per week HDPE pipe OD 60 - 110 mm Ø 133 mm In the suburb "Amancayas Sud" in Cochabamba/Bolivia 4000 - 5000 m main water line 3" - 4" (ø 75 – 100 mm) must be renewed because the fresh water network is so weary that it looses up to 65 % of the fresh water. Picture above left: The TERRA-HYDROCRACK HC 600 S is lowered into the pit. I:\MS\Baustelle\englisch\HC 600 S\bau-029e.doc Picture above right: View onto the 100 m long job site. 1/2 AS-15.07.2010

Hydraulic Rod Burster TERRA-HYDROCRACK Picture left: View into the target pit: the cutting rod with 3 cutters is assembled. Picture below: The old pipe is cracked. View onto the expander cone and the new HDPE pipe. Picture left: The cutter and the new pipe are pulled into the TERRAHYDROCRACK. TERRA AG, Industriestrasse 1, 4805 Brittnau, Switzerland, phone.: +41-62-751 24 52, fax: +41-62-751 40 46, e-mail: [email protected], Internet: www.terra-eu.eu I:\MS\Baustelle\englisch\HC 600 S\bau-029e.doc 2/2 AS-15.07.2010