Tender For Treatment Of Leakage Damaged Area From Guide Wall Cladding Of Left Guide Bund Of Tanakpur Barrage
Tender Overview
Project Description
Tender For Treatment Of Leakage Damaged Area From Guide Wall Cladding Of Left Guide Bund Of Tanakpur Barrage
Corrigendum
| Sr No | Corrigendum Date | Corrigendum | Type | New Submission Date |
|---|---|---|---|---|
| 1 | 17-Feb-2024 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 24-Feb-2024 |
BOQ
| Sl. No. | Item Description |
| 1 | Excavation in soil in hilly area by mechanical means including cutting and trimming of side slopes and disposing of excavated earth with all lifts and lead upto 1000 metres. |
| 2 | Dewatering by Electric Pump |
| 3 | Laying of LDPE film (250micron, 5.80m wide x 50m long) confirming to IS 2508 revised 1984 or its latest amendments, with the help of bamboos on the side slopes of ring bund in submerged area including cost of all materials. |
| 4 | Providing and laying of Empty Cement Bags ( Gunny Bags) filled with local sand and tightened using sutli and carriage upto site including preparing subgrade before placing in position, also including supply of all material, labour, T&P etc required for proper completion of the work. |
| 5 | Supplying & laying of drainage composite for use behind walls,between two different fills, alongside drains of road, below concrete lining of canals etc. Geocomposite for lanar drainage, realized by thermobonding a draining core in extruded monofilaments with two filtering nonwoven geotextiles that may also be working as separation orrotecting layers. The draining three dimensional core will have a “W” configuration as longitudinal parallel channels. Minimum thickness to be 7.2mm, with two filtering UV stabilized polypropylene nonwoven geotextile of minimum thickness of 0.75mm charecteristic opening size (O90) of 110 micron and tensile strength of 8.0 kN/m that will be working as separation or protecting layer, geocomposite having in plane flow capacity of 2.1 L / (m.s) at hydraulic gradient of 1.0 & 20 kPa pressure and tensile strength of 18 kN/m , with mass per unit area of 740 gsm, supplied in the form of roll for easy transportation to site of work as per detailed specification all complete as per directions of Engineer in charge. |
| 6 | Plain/reinforced cement concrete in substructure complete as per drawings and technical specification Clauses 802, 804, 805, 806, 807, 1202 ans 1204(For height upto 5 m)P.C.C. grade M 20 Nominal mix (1:2:4) |
| 7 | Removal of existing cement concrete wearing coat including its disposal complete as per Technical specification without causing any detrimental effect to any part of the bridge structure and removal of dismantled material with all lifts and lead upto 1000m (Thickness 75 mm) |
| 8 | Providing and fixing double scaffolding system (cup lock type) on the exterior side, up to seven story height made with 40 mm dia M.S. tube 1.5 m centre to centre, horizontal & vertical tubes joining with cup & lock system with M.S. tubes, M.S. tube challies, M.S. clamps and M.S. staircase system in the scaffolding for working platform etc. and maintaining it in a serviceable condition for the required duration as approved and removing it there after .The scaffolding system shall be stiffened with bracings, runners, connection with the building etc wherever required for inspection of work at required locations with essential safety features for the workmen etc. complete as per directions and approval of Engineer in- charge .The elevational area of the scaffolding shall be measured for payment purpose. The payment will be made once irrespective of duration of scaffolding. |
| 9 | Epoxy bonding of new concrete to old concrete |
| 10 | Providing and applying high performance cementitious mortar on exposed/ eroded concrete surface. |
AI Tender Summary
Tender Timeline
Tender Published
Tender notice published.
CompletedCorrigendum-1 Issued
Clarifications on tender conditions and amendments issued.
CompletedBid Submission Deadline
Online submission via eProcurement portal.
CompletedBid Opening Date
Technical bids will be opened and evaluated.
CompletedTender Documents
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