Protection and strengthening of piers 6, 7 & 10 to 13 of the upline and piers 2, 5 to 13 of the dn line bridge no 188 jrc-ptk section under aden-ptk

Replacement of bridge girder including bearing in br. no 18a rob (1x12.2m) b/w crp-dgd under sse/br/dhn.

Metallazing of floor members of owg at br.52/dn on gzb-mb,span no. 01 to 04 of br.1137s/l & top flange,top lateral bracings,cross frame top angle and rest area by painting of br.1062up on be-mb,br.126 & 5 on be-aljn,br.89up on mb-gzb,br.1232dn,1249up&dn,1254dn,1255up,1258dn on mb-sre,br.no.139 on hw-ddn,painting of floor members of br. 6sl on rwl-rksh,br.12a on gjl-mzm,br.21up on lrj-hw,br.43-a up&dn on mb-gzb,br.1268up on mb-sre & through metallizing of br.1244 up&dn o

Ccg - vr section - strengthening of major & importent br. no. 20 on up & dn through & local lines under sse (p. way) andheri section.

Strengthening of existing side pathway and replacement of corroded /perforated members like m.s chequered plates by ss antiskid chequered plates of gang way , side pathway ,man refuse and tolly refuse of br. no.-12 up, 20 up, 51 a, 83 up, 91 dn , 105 dn, 106 dn, 119 dn, 168 a, 169 , 171,171a, 173, 174 a, 179, 180 a ,215, 217 and 230 in bb loop and provision of new path at br. nos 2, 5, 6 in nh-bdc section & tpkr fly over of howrah division.

Strengthening of existing side pathway and replacement of corroded/perforated members like m.s chequered plate by ss antiskid chequred plates of gang way, side pathway, man refuse and tolly refuse of br. no.12 up, 20 up , 51 up, 83 up, 91 dn, 105 dn, 106 dn, 11 dn, 168 a, 169, 171, 171a, 173, 174a, 179, 180a, 215, 217 and 230 in bb loop and provision of new side pathway at br.nos 2,5,6 in nh-bdc section & tpkr fly over of howrah.

S&t work in c/w (1) repl. of steel girder with rcc slab of bridge no.102 up&dn, 111 up&dn, 119 up on juc-asr sec., b.no.180 on asr-att & br. no.103 on vka-dbnk section. (ii) construction of lhs of internal size 5 m x 3.5 m lhs in lieu of lc c-7 at km 4/13-14 on juc-nro section under aden-juc over firozpur division. (iii) construction of lhs of internal size 5.0 x 5.0m at manned l-xings no.a-5 on vka-dbnk section by pushing method in the section under aden-i/asr. (iv) constructi

3-d scanning of river bed of bridge no. 50, 51 & 47 in mne-shc section, br.no. 89 in smi-rxl section and br no-10 in nma-srgr section under sse/br/spj of spj division under dy. ce/brl/hjp .

Inspection of 01 no. bridge and 04 no. of bow string girder robs of gc section of ddu division using high resolution image &video capture uav drone under sse/br/ddu. (br no.345/dn between station gaya-mpo at km-466/21-467/15, and bow string girder spans of robs (1x60m) between dos-phe at km-556/25-27, rob(1x60m) in bet. station phe-kwd at km-562/11-13, rob(1x60m) phe-kwd at km-564/19-21,rob(1x60m) between kwd-ssm at km-566/19-21).

For complete deion and other details, please refer to tender