Proposed construction of Br.No.101 (ROB) as 1 * 23.00m (Clear Span) Composite Girder at Ch.34475m and Br.No. 118 (ROB) as 1 * 17.10m (Clear Span) Composite Girder (i.e., Steel "I" girder with RCC deck slab) at Ch.40693m on open foundations and approach earth work including protective and other miscellaneous works between Mattampally and Janpahad stations.
|Sno||Name of the event (Mile Stone)||Schedule|
|1||Preliminary works and mobilization of men and Machinery etc||D1 + 15|
|2||Procurement of materials,Strutural steel, Preparation of casting bed/ staging for casting of steel girders etc||D1 to 105|
|3||Completion of foundation, Sub structure and bed blocks etc||D1 to 180|
|4||Forming approach road on either side of ROB, formation of each work in embankment of railway bridge approach etc.,||D1 to 270|
|5||Fabrication of steel "I" girders||D1 to 270|
|6||Launching of steel "I" girders, Casting of desk slab, load testing of PSC/composite girders and other connected miscellaneous works like hand railing, drainage spouts, crash barriers , expansion joint, approach slab etc.,||D1 to 365|
Proposed Construction of Limited Use Subway in lieu of existing level crossing No.105 (4.50 * 3.66m span) @ Km.139/20-22 (Ch: 139391.58 ) in between Mailam and Perani – Construction of RCC Box by pushing technique for existing BG track and cast-in-situ for non-track portion and other miscellaneous works.
Proposed casting and launching of precast pre/post items IPSC slabs of different spans for minor/major bridges and launching of PSC slabs on to substructure concreting of approach slabs, casting of head walls etc., other connected mischellaneous works between Mellacheruvu – Mattampally – Janapahad stations with Depot at Mattampally station.