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Tender Value
₹3.2 L
EMD Value
₹6,324
Closing Date
27 Aug 2026, 3:00 pm3d left
SDO-I/RRI
OFFICE OF THE DIRECTOR SUB-DIVISION NO- I RIVER RESEARCH INSTITUTE
Assessment of present cross sectional profile with topographical survey of Chemaguri khal within kakdwip Block at south 24 Parganas District under Kakdwip Drainage Division I W Dte to be conducted by River Research Institute
2026_IWD_5019226_1
WBIW/SDO-I/RRI/eNIT-03/2026-27
Open Tender
CIVIL WORKS
Percentage
30 days
kakdwip Block at south 24 Parganas
Please refer Tender documents.
6 documents required · 6 mandatory
₹6,324
Yes
20 Aug 2026
20 Aug 2026
1 Sept 2026
20 Aug 2026
27 Aug 2026
20 Aug 2026
This is a percentage-rate BOQ. The schedule below shows estimated quantities and rates. Bidders quote a single percentage above or below the total estimated cost.
| Sl No | Description | Qty | Unit | Est. Rate | Est. Amount |
|---|---|---|---|---|---|
| 1 | Musto Type Benchmark (MTBM) madeoverall Size (Plan): 1500 mm x 1500 mm, Height (Section) 1650 mm (900 mm below ground level + 750 mm above), Wall Thickness: 250 mm (brick masonry with plaster on both sides),40 mm stone aggregate filled inside the chamber, Jamuna Sand or Equivalent using an 8 mm thick MS plate with J type anchors welded to it, supported over a 1:2:4 RCC (M15) structure resting on a 1:4:8 PCC (M7.5) base. The unit is provided with a 75 mm diameter PVC pipe through the pedestal for protection. It includes 4 numbers of 12 mm diameter reinforcement bars.
Note: [The rate is inclusive of all charges like all materials, all type carriage upto site, all labours, all concrete related items, painting, lettering etc as applicable to complete to work in all respect but the rate is exclusive of all taxes as applicable.] | 1 | Each | 34,621.79 | ₹34,621.79 |
| 2 | Double Levelling Survey for control points
In Plain Terrain | 22 | Km | 5,005.56 | ₹1,10,122.32 |
| 3 | Cutting uprooting and clearing jungles including shrubs, water weeds,bushes, trees, plants, upto 30 cm. girth including removing as directed by Engineer-in-charge . | 2,268 | Sqm | 5.96 | ₹13,517.28 |
| 4Detailed topographical & hydrographical survey of various Rivers/Khals/Drainage Channels/ Canals/ Dam/ Reservoirs/ Beels etc using higher precision instruments like DGPS/RTK/TOTAL STATION for land survey, ADCP/ECO-SOUNDER for water body survey etc alongwith total geo-referencing(X-Y-Z) alignment and plotting on google earth/arcGIS based map for taking cross sections, Long section of Drainage Channels/ Khals/Rivers (extending each cross section upto 50 m from toe of country side at both side banks) w.r.t. nearest knownGround control point(G.C.P)/Great trigonometrical survey(G.T.S.),including additional cross sections ( both U/S & D/S) at the points of bridges, regulators, cross drain, inlets, tributaries, branch channels, drains, out channels from pump houses, important structures etc., including additional cross sections at adjacent outfall point of these Drainage Channels/Khals/Rivers into other river for 250 mtr U/S & 250m D/S of that outfall point and showing detailed topography plan of all permanent & temporarily features like roads, canal, bridges, park, culvert, boundary wall, Electric post, transforrner etc. as available within the area, also including preparation of survey plan showing the location of topo point of FRL/G.L/Bed level/Berm Level/HFL/LWL/Free-board/Pond/depressions/road etc. with appropriate R.L. and open area/green area/total ground coverage/nature of land for mentioning in the drawing with suitable scale, true north & relavent photographs etc. as per direction & satisfaction of E.I.C. complete in all respect. The cross section interval shall be fixed as & when required as per direction of E.I.C. Raw data for mathematical modelling ( in specified format as per direction of concerned authority) of survey work will also be submitted in time to time during working day. Note: [i) The rate is inclusive of all incidental charges like all type carriage, engagement of manpower & instruments/equipment, Motor boat/Power driven boat with manpower if required, Data processing integrated software etc. as applicable to complete to work in all respect but the rate is exclusive of all taxes] i) Cross-Section Width 0.0 m to 250.0 m and Cross-section interval of 30m to 120m C/C along river/khal/drainage channel etc. | |||||
| 4.01 | a) Upto 5.00 Km | - | Km | 1 | - |
| 5 | Submission of report comprising detail drawings, volume calculation of silt deposited (If required) in both soft copy (in .DWG/AutoCAD, Microsoft excel, Pdf & .KMZ/KML format & must be geo-referenced i.e (X-Y-Z) & hard copy (six sets) in the form of index map, topographic site plan,Contour plan,cross sections, long sections etc of Channels/ Khals/Rivers etc showing all important features with min suitable scale ,true north and relevant photographs etc as per direction of E.I.C. complete in all respect. All Survey raw data and total report in the form of soft copy in pen driver (at least 32GB memory) will also be submitted as direction of EIC. | 1 | Each | 26,815.5 | ₹26,815.5 |
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BOQ_5091241.xls
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MODIFIED_2911.pdf
Tender Documents • 1.04 MB
BARCHART.pdf
Additional Documents • 0.55 MB
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