bza division: (a). gdr-bza section: sw-i) trr(p): through rail renewal of existing 52kg/60kg/(90uts) rails on psc6 sleepers 1660 density with new 60kg/90uts rails ( lwr)on up, down lines for a total length of 6.389km bet gdr-bza sectons in aden/nlr sub-division.sw-ii) gdr-bza section: tbr:through ballasting of track along with deepscreening by bcm on up & dn lines for a total length of 6.699 km in aden/nlr andaden/ogl sub-division.,.sw-iii) gdr-bza section: ttrr(tws+wcmsc) (1 in 16=1 set 1in 12=2set, 1 in 8.5=3 sets) :- through turnout rail renewal of existing 52/60kg switches,lead rails and crossings in running lines with new 60 kg thick web switches/curved switches,lead rails and weldable cms crossings in aden/nlr & aden/ogl sub-division.sw-iv)gdr-bza section: (tws) (1 in 12=1set 1 in 8.5=2 sets), :- through turnout rail renewal ofexisting 52/60kg switches, lead rails and crossings in running lines with new 60 kg thick webswitches.in aden/nlr and aden/ogl sub-division.sw-v) gdr-bza section:ttrr(wcmsc) (1 in 12=8 set):- through turnout rail renewal of existing 52/60kg crossingsin running lines with new 60 kg weldable cms crossings in aden/nlr and aden/ogl sub-division.sw-vi gdr-bza:(i) tfr with cgrsp only/ 1660 density (pad only)throughrenewal of fittings on psc sleeper track for a total length of 65.522 km .bidding type normal tender .
