As stated in the tender document
At SSAE-Way-SYT Section: Complete Track renewal of loop line no.1 (Length 2100 rft.) with 75 A rail (S/H) and PSC sleeper including through sleeper renewal on existing rail by PSC sleeper in place of steel sleeper in main line from home to outer signal(1800 rft) with other related works at Baterabazar railway station