Tamil Nadu Generation And Distribution Corporation Limited-TANGEDCO has published Pillur Dam Conducting Bathymetry And Drilling Exploratory Bores And Soil Classification Under Drip Phase Ii And Iii Tangedco - Dam Rehabilitation And Improvement Works Drip Conducting Bathymetric Survey And Topographical Survey To Assess The Quantum Of Si. Submission Date for this Tender is 21-09-2022. Drilling Work Tenders in coimbatore Tamil Nadu. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 13-Sep-2022 | Pillur Bathymetry clarification | Technical Bid | 21-09-2022 |
| Sl. No. | Item Description |
| 1 | Determination of Pillur Dam reservoir"s present storage capacity by conducting Bathymetric survey using Echo sounder with GPS facility in 10 m x 10 m grid and Topographical survey using GPS in 50 m x 50 m gridto assess the profile of entire survey location including preparation and submission of reports indicating quantity of silt formation as against designed capacity, drawings in CADD format depicting all important land marks, buildings, electrical posts, visible structures, existing BM levels etc.,(one soft copy and four hard copies) inclusive of hire charges for echo sounder, total station, other survey equipment, surveyors, skilled assistants, all labour, lead lifts, transportation, etc., complete. |
| 2 | Boring 150 mm dia. (6”) vertical boreholes in underwater area in deposited soil and collecting disturbed soil at every 1m depth and also taking UDS per locations, preparing soil samples serially in glass/plastic jars on site and transporting the same to laboratory, ground/bed levels labelled with respect to chart datum, coordinates of bore boles, geotechnical field logging including mobilization of floating pontoon(s) Survey equipment, Boring Tools, and all men and machinery, lead, lift and dismantling charges etc., complete. Conducting Laboratory tests as per relevant IS codes for classification of soil and Report preparation and submitting one soft copy and four hard copies of report as directed by Engineer in charge. |
| 3 | Up to 10m (Deposited soil) |
| 4 | 10m to 20m (Deposited Soil) |
| 5 | Boring 150 mm dia. (6”) vertical boreholes in Open Land where Casing Pipe not required in deposited soil and collecting disturbed soil at every 1m depth and also taking UDS per locations, preparing soil samples serially in glass/plastic jars on site and transporting the same to laboratory, ground/bed levels labelled with respect to chart datum, coordinates of bore boles, geotechnical field loggingSurvey equipment, Boring Tools, and all men and machinery, lead, lift and dismantling charges etc., complete. Conducting Laboratory tests as per relevant IS codes for classification of soil and Report preparation and submitting one soft copy and four hard copies of report as directed by Engineer in charge. Up to 10m (Deposited soil) |
| 6 | Fixing casing pipe from water level/platform level to the top of the Original ground level. |
| 7 | GST for bidders within TamilNadu Note : Bidders within Tamil Nadu shall enter values separately for SGST and CGST and shall enter the value as "Zero" for IGST. |
| 8 | SGST |
| 9 | CGST |
| 10 | GST for bidders outside TamilNadu Note:Bidders outside Tamil Nadu shall enter value only for IGST and shall enter the value as "Zero" for SGST and CGST . |
| 11 | IGST |
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