Tender For Reconstruction Of Cc Blocks, Sheet Pile Cap Beam And Apron In Coastal Protection Structure At Digha Mohana For A Length Of 90 M In Mouza Begundiha, G.P. Padima Ii, Block Ramnagar I And District Purba Medinipur. 2Nd Call
Tender Value
1.96 Crore
Estimated cost
Bid Submission
05 Jun 2023
0 days left
EMD
3.92 Lakhs
Bank guarantee accepted
Document Fee
Ref. Documents
Non-refundable
Tender Type
Online
Tender Overview
Organization
Tender ID
Competition Type
NCB
Bidding Type
Tender
Location / State
ramnagar → West Bengal
EMD Exemption
Not Available
Quantity
Not Available
Website
Contact Person
Address
Project Description
Reconstruction Of Cc Blocks, Sheet Pile Cap Beam And Apron In Coastal Protection Structure At Digha Mohana For A Length Of 90 M In Mouza Begundiha, G.P. Padima Ii, Block Ramnagar I And District Purba Medinipur. 2Nd Call
BOQ
| Sl. No. | Item Description |
| 1 | Dismantling all types of plain cement concrete works, stacking serviceable materials at site and removing rubbish as directed within a lead of 75 m.above 150 mm. thick |
| 2 | Dismantling R.C. floor, roof, beams etc. including cutting rods and removing rubbish as directed within a lead of 75 m. including stacking of steel bars. In ground floor including roof. |
| 3 | Earth work in excavation of foundation trenches or drains, in all sorts of soil (including mixed soil but excluding laterite or sandstone) including removing, spreading or stacking the spoils within a lead of 75 m. as directed. The item includes necessary trimming the sides of trenches, levelling, dressing and ramming the bottom, bailing out water as required complete. |
| 4 | Depth of excavation not exceeding 1,500 mm. |
| 5 | Depth of excavation for additional depth beyond 1,500 mm. and upto 3,000 mm. but not requiring shoring. |
| 6 | Bailing out water by pump including all leads and lifts and including making all arrangements for disposal, where continuous flow or seepage of water is encountered and rating of pumps and hours of operation is specifically ascertained as per direction of the Engineer-in-charge. |
| 7 | Plain / Reinforced Cement Concrete in Open foundation with or without reinforcements, in any part of foundation of bridges / culverts with graded stone chips of appropriate nominal sizes, including screening and cleaning of coarse aggregates, fine aggregate (sand) conforming to proper grading zone, both of approved quality and cement, as necessary, cost of curing with water, including cost and carriage of all materials and including preparation of design mix, approval of the same by the Engineer-in-Charge, cost for quality control, sampling, testing etc. including cost of formwork but excluding reinforcement complete as per drawing and technical specifications.RCC Grade M25Using concrete Mixer |
| 8 | Cast-in-situ cement concrete blocks or lining units as per designed section and specification in nominal mix proportion 1:1.5:3 (corresponding to M20 Grade) with well graded 20 mm down stone metal aggregate, laid in position by casting in alternative panels or otherwise to keep a gap of 12mm between the adjacent units, over a layer of polythene sheet of thickness not less than 100 µmto act as a separator between the bottom surface of the block and the sand cushion/filter material laid below the blocks, including dressing, ramming, shuttering, finishing the exposed surface by trowel without adding cement and san morter, curing and filling the gaps between the adjacent units by 5.6mm down coarse aggregate to be compacted properly, with all leads and lifts including supply and carriage of all materials, complete, without the cost of sand cushion/filter. (The rate is exclusive of the cost of stone aggregate and its carriage upto site. The cost of same has been added from the SoR of PW (Roads) to derive the consolidated rate. Consumption chart of the USoR may be used for assessing the quantity of coarse aggregates per cum of concrete).Stone aggregates of Pakur or Rajmahal or broken stone of North Bengal varieties. |
| 9 | Ordinary Cement concrete (mix 1:2:4) with graded stone chips (20 mm nominal size) excluding shuttering and reinforcement,if any, in ground floor as per relevant IS codes.Pakur Variety |
| 10 | Supplying, fitting and placing un-coated HYSD bar reinforcement in Bridge Foundation including initialstraightening, straightening of coils bars, removal of loose rust (if any), cutting to requisite length bending, binding with annealed wire not less than 1 mm in size and conforming to IS 280 at every intersection hooked and bent to correct shape and placed on forms etc. including cost of black annealed wire and cost of loading, unloading, carriage of all steel materials complete as per drawing and technical specifications and direction of Engineer-in-charge |
| 11 | Filling of joints in concrete lining blocks, expansion joints of structure etc. with bituminous compound (VG 10 @ 0.693 MT / Cum) and sand in proportion 75:25 for filling the joints properly as per instruction of the Engineer-in-charge with hot sand and bituminous compound including cost of supply and carriage of all materials to site as per direction of the Engineer-in-charge. |
| 12 | Supplying Heavy Black stone boulder to site including Royalty and cost of loading, carriage up to site, unloading and stacking as per direction of the Engineer-in-charge. |
| 13 | Each weighing 30 kg to 100 kg. |
| 14 | Each weighing above 100 kg |
| 15 | Labour charge for dumping / laying of Laterite / Stone Boulders/ Shingles / Brick Bats, from stack of worksite with all leads and lifts in water or spreading the same on the slope of the bank of River/Sea or the slope of the embankment or in the River/ Sea bed to an uniform thickness as per direction of the Engineer-in-charge including cost of all accessories and other incidental charges.Boulder 20 kg & above where boats are not necessary. |
| 16 | Labour charges for bouIder pitching on top and slope by placing required boulders (each weighing 20 Kg. and above within lead of 100 metres and all lifts) including filling the interstices with fragments as required, preparing sub-grade by cutting or filling the earth on slope upto 7.5 cm. depth, watering and ramming where necessary complete as per direction of the Engineer-in-charge. Over Jhama Khoa / metal filter/ Geo-textile filter. |
| 17 | Hire and labour charges for Shuttering with or without staging upto 4.0 m height using approved stout props with wooden planks/ply wood/steel sheet plate with required bracing for any kind of plain or reinforced concrete works in all sorts of minor structure including culvert, box culvert, cross drain etc. The rate is inclusive of fitting, fixing andstriking out after completion of work as perspecification and direction.Where staging is not required |
| 18 | Supplying Cold Formed Steel Sheet Piling, Z-Type or U-Type as per IS: 2314-1986, up to Amendment No.1 June 2018, structural steel material conforming to Grade Designation E250 (Fe 410 W), of IS 2062: 2006 having minimum yield strength of 250 N/mm2, at worksite including all statutory taxes, duties and incidental charges, having minimum thickness, mass and elastic modulus within the permissible range as shown below;For use in all river training and bank protection works and toe protection works in embankments including retaining walls, all of permanent nature.Range of thickness (excluding tolerance) at any part in mm : 8.5 = tmin = 9.0Range of mass (kg/sqm): 104.4 = M = 116.1Range of elastic modulus (cm3) : 1398 = E = 1894 |
| 19 | Driving M.S.Z. type sheet piles of any kind of approved type and size conforming to I.S. code in all kinds of soil/ soil mixed with gravel, shingle & pebbles, by vibro-sinker including handling, cutting to requisite size, drilling holes, hoisting in position, welding, fabrication of sets of tapper piles, corner piles etc. with clutch bars as may be required including staging, scaffolding and hire charges of driving machinery and equipments, scraping and cleaning piles, painting the surface with one coat of surface primer of approved make and brand and two coats of ready mixed oil bound paint (except red lead and black japan) etc. including all cost of labours, supply and carriage of equipmemnts to site (by any mean) as per drawing and direction of the Engineer-in-charge but excluding the cost of sheet piles. NB:- Measurement of area undergroundto be taken i.e. straight length of pile multiplied by driven length). |
| 20 | Extra rate for using water proofing and plasticising admixture @ 0.2% by weight of cement (or at manufacturer\"s specified rate) for concrete of various grades. |
| 21 | Earth work in filling in foundation trenches or plinth with good earth, in layers not exceeding 150 mm. including watering and ramming etc. layer by layer complete. (Payment to be made on the basis of measurement of finished quantity of work)With earth obtained from excavation of foundation. |
| 22 | Casting of Tetrapod weighing 1.20MT (approximately) as per drawing with M35 grade of controlled cement concrete mix with well graded stone chips ( 20 mm nominal size ) using concrete mixer, necessary shuttering, reinforcement and cost of quality control, sampling, testing of concrete cubes, vibrating, curing etc. complete as per technical specification, conforming to IS 456 and relevant special publications, submission of job mix formula after preliminary mix design and testing of concrete cubes as per direction of Engineer-In-Charge complete. |
| 23 | Handling, transporting and placing thenewly casted1.2 MT (approximately) Tetrapods in layers at seaside slope as per direction of theEngineer-In-chargeincludingcostofhandlingoperations,labour, materials, tackles, cranes, plants & equipments etc. completewithin a lead of 100 metre and all lifts..Note:1.Thecontractorshallengagecranesofsuitablecapacityandboom length for easy handling and placing at the specified location.2. The contractor shall engage skilled workmen suitable for the work. |
AI Tender Summary
Tender Timeline
May 13, 2023
11:30 IST
Tender Published
Tender notice published.
CompletedJun 05, 2023
17:00 IST
Bid Submission Deadline
Online submission via eProcurement portal.
CompletedJun 08, 2023
Bid Opening Date
Technical bids will be opened and evaluated.
CompletedTender Documents
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