Tender For Rehabilitation Of 4(Four) Nos Single Lane Reinforced Cement Concrete Bridge At Ch.3.00, Ch.220.0,Ch.303.00 & Ch.409.00 Of Dy-15 Of Bbc Under Vishnupur Irrigation Sub Division Of Bankura Irrigation Division During The Year 2026-27.
Tender Overview
Project Description
Tender for Rehabilitation Of 4(Four) Nos Single Lane Reinforced Cement Concrete Bridge At Ch.3.00, Ch.220.0,Ch.303.00 & Ch.409.00 Of Dy-15 Of Bbc Under Vishnupur Irrigation Sub Division Of Bankura Irrigation Division During The Year 2026-27.
BOQ
| Sl. No. | Item Description |
| 1 | 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) |
| 2 | Hire and labour charges for staging with sal bullah for super structure of bridge (Major and Minor) including stripping off and removing clearing on completion of work as per design and drawing approved by the Engineer-in-charge. |
| 3 | Patching of damaged concrete surface with polymer concrete (25 mm nominal thick) and curing ompounds, initiator and promoter, available in present formulations, to be applied as per instructions of manufacturer and as approved by the Engineer. |
| 4 | Providing and inserting nipples with approved fixing compound after drilling holes for grouting as per Technical specifications including subsequent cutting/ removal and sealing of the hole as necessary of nipples after completion of grouting with Cement/Epoxy. |
| 5 | Sealing of cracks / porous concrete by injection process through nipples/ Grouting complete as per Technical specification. A. Cement grout |
| 6 | Sealing of crack / porous concrete with Epoxy Grout by injection through nipples complete as per clause 2803.1. |
| 7 | Epoxy bonding of new concrete to old concrete |
| 8 | Cleaning the exposed reinforcement preferably upto full diameter by wire brush, applying two coats of polymer based rust removing compound left for 24 hours, removing the coating and then applying two (2) coats of polymer modified anti corrosive protective coating formulated to inhibit the corrosion of reinforcement as per manufacturer's specification] [Mode of measurement:The affected surface area of reinforcement shall be considered for payment] |
| 9 | Providing and laying Cement concrete Wearing coat M-30 grade with graded stone chips 19mm down including screening and cleaning approved stone chips and sand as necessary laying, finishing complete to camber and grade, curing with water,including cost and carriage of all materials and hire charges for form work including reinforcement complete as per drawing and Technical Specifications vide clause no. 2702 of MoRT&H’s Specification for Road & Bridge Works. |
| 10 | Removing corroded worn out portion of reinforcement (when the area of bar is damaged by more than 25%) by cutting and replacing the same by a new plain round bar of requisite diameter by binding with required lap / welding with old bar,including cost of reinforcement, complete in all respect including removing unserviceable materials from site as per direction of the Engineer - in - charge. Note : Payment on weight (Kg.) of new reinforcement. |
| 11 | 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, crossdrain etc. The rate is inclusive of fitting, fixing and striking out after completion of work as per specification and direction. (b) Where staging is not required. |
| 12 | Ordinary Cement concrete (mix 1:1.5:3) with graded stone chips (20mm nominal size) excluding shuttering and reinforcement if any, in ground floor as per relevant IS codes.(a) Pakur variety |
| 13 | Supply of approved brand polycarboxylates based high grade super - plasticiser / water reducer. \\"Use of plastisizer in all concrete work is must\\" |
| 14 | Stripping off worn out plaster and raking out joints of walls, celings etc. upto any height and in any floor including removing rubbish within a lead of 75m as directed. |
| 15 | Plaster (to wall, floor, ceiling etc.) with sand and cement mortar including rounding off or chamfering corners as directed and raking out joints including throating, nosing and drip course,scaffolding/staging where necessary (Ground floor).[Excluding cost of chipping over concrete surface] (ii) With 1:4 cement mortar(a) 15 mm thick plaster |
| 16 | Painting the vertical end faces of posts, wheel guards or railing or parapet with alternate bands of different colours as directed by the Engineer-in-charge with approved synthetic enamel paint b) Two Coats |
| 17 | Providing & fixing Concrete Sign Board as per IRC specification of size 900 x 750 x 37 mm. thick made with RCC 1:1½:3 with pakur variety stone chips reinforced with double layer IRC febric (75 x 75 mm. mesh) and fixed with necessary nuts & bolts on two RC precast posts 100 mm. x 150 mm. of height 2.65 m. of which top 750 mm. is of section 100 x 13 mm. and 1.90 metre above GL & 0.75 metre below GL including digging hole, repacking the same with cement concrete 1:3:6 with jhama khoa or with local stone chips etc. complete including painting two coats on both faces lettering sign marks etc. as per direction of the Engineer-in-Charge. (The rate is inclusive of cost of reinforcement, concrete, shuttering, nuts & bolts, washer etc. complete.) |
| 18 | Earthwork from borrow pits over existing embankment or for repairs to embankment, closing breaches etc. within an initial lead of 30 metre and lift of 1.50 metre including breaking clods and depositing the same in layers not exceeding 25 cm. and rough dressing etc. complete as per profile |
| 19 | Cutting and clearing jungles including shrubs, water weeds, bushes, trees, plants, upto 30cm. Girth including removing as directed by Engineer-in-charge. |
| 20 | Neat cement punning about 1.5mm thick in wall,dado,window sill, floor. ( NOTE : Cement 0.152 cu.m per 100 sq.m.etc.) Please Enable Macros to View BoQ information |
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