Kerala Rail Development Corporation Limited Tender
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Kerala Rail Development Corporation Limited - KRDCL Tender
Eprocure
Opening Date22 Jul 2021
Closing Date11 Aug 2021
Tender Amount₹ 64,06,338
Costs
EMD
Refer DocumentsDocument Cost
₹ 5,000Tender Fee
Refer Documents
Summary
Hydrographic And Topographic Survey
Description
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Contact
Tender Id
2021_KRDCL_431362_1Bid Award Id
ViewTender No
KRDCL/39/2021Tender Authority
Kerala Rail Development Corporation Limited ViewPurchaser Address
-Website
http://https://keralarail.com/
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Documents
BOQ Items
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Important Bridges (waterway 300m or more/ 1000 sqm waterway area)
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Topographic & Hydrographic survey of river reach from 2km upstream (u/s) to 2 km downstream (d/s) of tentative Bridge Centre line (BCL) including 5 cross sections from bank to bank, one each at tentative BCL & at 1 and 2 km u/s & and 1 and 2 km d/s of the BCL with recording the levels on ground and in the water. One longitudinal section shall be taken during the survey along the main channel. Drawings of topographic plan along with cross-section profile (showing HFL) on suitable scale shall be prepared. Details of existing bridges in the vicinity along the stream shall also be collected. As the topographical survey in 100m width has already been conducted for the project, the agency will be provided the same
topo survey plan of 100m width. Additional survey as required for the river/ water channel will be done by the agency.
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Hydrologic Study of above important and major bridges and 280 minor bridges as per list enclosed
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Finalisation of bridge hydraulic parameters such as design discharge and design HFL as per guidelines of IR bridge substructure code using RDSO monograph and CWC flood estimation reports for desired return period for all above important and major bridges. In addition Consultant has to to do all required
works for hydraulic parameters for all minor bridges existing in all length of corridor (Approx nos of Minor bridges are 280). For minor bridges consultant has manage with toposheets and paper study only. Finalisation of waterway, bridge length & span configuration based on above survey and parameters. Finalisation of scour depth and maximum scour level based on design discharge, silt factor and design HFL as per guidelines. Any other data as required by Structural Designer for design of the bridges.
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18211.54
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