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Table 1 Railway tracks with PAC (Hagio, 2011).

From: Laboratory Investigation into the Flexural Behavior of Embedded Concrete Sleepers in Two-Stage Concrete with Preplaced Ballast Aggregate

Project title Location of operation Operation year Operated track length (km)
Phase 1 Japan (Tabata-Shinjuku-Tamachi) 1998 35
Phase 2 Japan (Tabata-Tokyo-Tamachi) 2002 111
Phase 3 Japan (Tokyo metro) 2007 182
South Korea Urban Railway 2003
South Korea (Seoul metro) 2007
South Korea (Busan-Yangsan metro track 2) 2009