FINISHED PROJECTS YEAR 1994 YEAR 1996 YEAR 1997 YEAR 1998 YEAR 1999 YEAR 2000    YEAR 2001 YEAR 2002 YEAR 2003

sewerage, shields, pipe, tunnels, microtunnels, sheet piling, tube, driving, openings, recondition, drainage, thrust, cofferdams, collector, drilling, excavation