Peru's Camisea gas pipeline has leaked for the fifth time in 18 months, causing a fire and injuring two people, its operator said on Sunday, following warnings of ruptures because of poor pipe construction. Pipeline operator Transportadora de Gas del Peru (TgP) [is] a consortium led by Argentina's Techint... San Diego-based environmental consultancy E-Tech International last week handed a report to the IADB [Inter-American Development Bank] to warn the pipeline was likely to leak at six points because of rusty, badly welded pipes. TgP has rejected the report's findings...Pluspetrol, Hunt Oil...SK Corp.,...Sonatrach,...Grana y Montero and...Suez also are partners in TgP.