Tender For Rehabilitation Work Of Dwarabakash Bridge At 2.35 Km Of Naxalbari-Ambari Road In The District Of Darjeeling Under North Bengal Construction Division, Pwd, Siliguri.
Tender Value
99.64 Lakhs
Estimated cost
Bid Submission
03 Jul 2023
0 days left
EMD
1.99 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
naxalbari → West Bengal
EMD Exemption
Not Available
Quantity
Not Available
Website
Contact Person
Address
Project Description
Rehabilitation Work Of Dwarabakash Bridge At 2.35 Km Of Naxalbari-Ambari Road In The District Of Darjeeling Under North Bengal Construction Division, Pwd, Siliguri.
BOQ
| Sl. No. | Item Description |
| 1 | Part - A,Rehabilitation work of Bridge |
| 2 | Dismantling Steel Work in all Types of Sections upto a height of 5 m above Plinth Level excluding Cutting of rivet as per Technical Specifications Clause 202 for Rural Roads of MORD. (a) Including dismembering |
| 3 | (c) Extra over Items for cutting rivets |
| 4 | Dismantling of Structures Dismantling of existing structures like culverts, bridges, retaining walls and other structure comprising of masonry, cement concrete, steel work, including T&P and scaffolding wherever necessary, sorting the dismantled material, disposal of unserviceable material and stacking the serviceable material with all lifts and lead of 1000 m as per Technical Specifications Clause 202 for Rural Roads of MORD. (II) By Mechanical Means b) Reinforced Cement Concrete |
| 5 | a) Supplying transporting & fabrication of welded steel girder as per approved drawing duly made up built up sections of MS Plate, Angle, Channel of different thickness including metalizing priming coat followed by finish coat of paints of total thickness of 165µm. The rate shall be inclusive of supply of all the steels, labour consumables & machinery and all other materials & accessories required for fabrication to complete in all respect with all lead, lift etc. The rate is also includes( i) Cost of to and fro transportation between contractor\"s work shop & work site including all lead, lift, loading, unloading etc. (ii) Cost of inspection, testing of girders in stages by nominated inspection agencyNomination of inspection agency for passing of fabricatedmembers and trial assembly will be decided by Engineer-in-Charge. iii) Cost of supplying & fixing of HSFGI High strength bolts (not less than 8.8 grade). iv) Cost of blast-cleaning the steel surface including supplying & applying of zinc phosphate primer followed by finish coat of micaceous iron oxide pigmented drying oil type paint of total thickness of165µm. |
| 6 | Supplying, Fitting & fixing different factory made Metal Craft Sheet (excluding cost of metal crafting) incluing cost of powder coating (for M.S, Aluminium plate) & finished metal sheet with all fitting accessories complete in all respect as per diection of Engineer-in-Charge. Mild Steel Plate i) 2.0mm thick |
| 7 | Welding by gas / electric plant including transportation of welding plant at site including cutting, forging & drilling to required shape. |
| 8 | Filling properly the empty sausage crates with boulders of any size & shape with hand packing after preparation of bed of placement, placing the crate in position, carriage of boulders from road stacks with a lead upto 150m etc. complete in all respect including stitching the rest of the crate with wire (passage for filling boulders) after filling up the crate with boulders and launching the crate in position if necessary and as directed by the Engineer-in-charge. [Rate provided is exclusive of the cost of stone boulders and sausage crate] |
| 9 | Weaving wire mattress as directed with wire of 4mm dia. and making sausage crate of required shape after tying all intersections including joining longitudinal ends, closing ends of sausage, carriage of wire to site of work complete in all respect as per direction of the Engineer-in-charge including cost of supply of G.I. wire. (With 100mm x 100mm mesh.) |
| 10 | Excavation for Structures Earth work in excavation of foundation of structures as per drawing and technical specification, including setting out, removing, spreading orstacking of spoils within a lead of 150 m. as directed and including trimming the sides of the trenches, leveling, dressing and ramming the bottom, and backfilling with approved material complete as per direction of the Engineer-in-Charge . I. In all sorts of soil excluding marshy soil & rocks(soft or hard) by manual means. a) upto 3 m depth (i) With pumping out water including shoring as required. |
| 11 | Labour for laying 150 mm to 200 mm boulder soling including rough dressing hand packing and ramming down small pieces in the interstics including rolling and preparing the bed to proper level and filling up all joints with sandy clay or earth. |
| 12 | Providing and laying Design Mix concrete for plain / reinforced concrete work in any part of bridge (excluding bottom plugging) with coarse aggregates of appropriate nominal size and grading, fine aggregate (sand) conforming to proper grading zone, both of approved quality and cement, as necessary, including labour, cost and carriage of all materials and including preparation of design mix, approval of the same by the Engineer-in-Charge and cost for quality control, sampling, testing etc. all complete but excluding cost of labour and materials for formwork & reinforcement works. (b) M-20 Grade Using concrete mixer. Using Pakur Variety |
| 13 | Plain / Reinforced Cement Concrete in Substructure with coarse aggregates of appropriate nominal size and grading, fine aggregate (sand) conforming to proper grading zone, both of approved quality, cement and water reducing admixtures, as necessary, including labour, cost and carriage of all materials and including preparation of design mix, approval of the same by the Engineer-in-Charge and cost for quality control, sampling, testing etc. all complete as per drawing and technical specification including the cost of necessary form work and staging complete as per drawing and technical specifications. F RCC Grade M30 (i) Height upto 5m I) Using concrete Mixer. Using Pakur Variety |
| 14 | Supplying, fitting and placing HYSD bar reinforcement in Sub-structure including initial straightening, straightening of coils bars, removal of loose rust (if any), cutting to requisite lengthbending, 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. (SAIL/TATA/RINL) |
| 15 | Uplifting of Superstructure span by jacking up from below by placing the jacks on pier /abutment caps for span weight as below: (ii) Span Wt. : Upto 360MT |
| 16 | Loading, unloading and stacking by Manual Means. A. Loading in to trucks at the lifting point, unloading at destination, tacking properly in go downs or yard etc. as directed including carriage by head load up to a lead of 50.00 m at each of the two points. (h) Steel |
| 17 | Bituminous Macadam using Mobile Hot Mix Plant(Light Duty) Providing and laying bituminous macadam withMobile Hot Mix Plant (Light Duty) using approved crushed aggregates of specified grading as per Table 500.7 premixed with bituminous binder, transported to site laid over a previously prepared surface at specified laying temperature by means of approved and suitable arrangements to the required grade, level and alignment and rolled with suitablepower roller for break down, inter-mediate and finished rolling as per specification to achieve the desired compaction including cost and carriage of stone materials and bitumen, hire charges of machinery and equipment, cost of fuel andlubricants and wages of operational staff, quality control complete as per Specifications for Road & Bridge Works of MoRT&H (5th Revision). B. For Grading 2 (19 mm nominal size, 50-75 mm thick.) Using Pakur Variety |
| 18 | Mastic AsphaltProviding and laying Mastic asphalt wearing course with paving grade bitumen meeting the requirements given in table 500-29 using approved coarse aggregate, fine aggregate, filler material and bitumen, prepared by using Mastic cooker including cost and carriage of all ingredients, cost of heating aggregates and binder, mixing in specified proportions conforming to approved Job Mix Formula and laid to required level and slope after cleaning the surface, compacting, sealing the construction joints and surface finishing conforming to specifications including providing antiskid surface with bitumen pre-coated fine-grained hard stone chipping of 13.2 mm nominal size at the rate of 0.005cum per 10 sqm and at an approximate spacing of 10 cm center to center in both directions, pressed into surface when the temperature of surfaces not less than 100°C, protruding 1 mm to 4 mm over mastic surface, including the hire charges of all tools and plants and machinery, pay of operators, cost of fuel and lubricants and all other incidental charges and quality control all complete as per Clause 516 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). (i) 25 mm thickness. Using Pakur Variety |
| 19 | Tack Coat Providing and applying tack coat with Cationic Bitumen Emulsion of approved grade conforming to IS: 8887-1978 on the prepared surface cleaned with Hydraulic broom, moistening the surface including cost and carriage of emulsion, hire charges of machinery and labour, cost of fuel and lubricants all complete as per Clause 503 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). (iii) On Cement concrete pavement (Using Bitumen emulsion at the rate of 0.30 to 0.35 kg per sqm.) |
| 20 | Part - B,Diversion work |
| 21 | Excavation for Structures Earthwork in excavation for foundation of structures upto 3 m depth as per drawing and technical specification Clause 1104 for Rural Roads of MORD including setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom and backfilling with approved material. |
| 22 | (II) Cement concrete with 30 mm down graded shingles excluding shuttering.N.B. Variety In ground floor (a) 1:3:6 proportion |
| 23 | Providing and laying boulders apron on river bed for protection against scour with stone boulders weighing not less than 40 kg each complete as per drawing and Technical specification. Boulder Laid Dry Without Wire Crates. |
| 24 | Boulder Apron Laid in Wire Crates Providing and laying of boulder apron laid in wire crates made with 4mm dia GI wire conforming to IS: 280 & IS:4826 in 100mm x 100mm mesh (weaved diagonally) including 10 per cent extra for laps andjoints laid with stone boulders weighing not less than 40 kg each. |
| 25 | Bedding for Pipe i) Type A (Concrete Cradle) Bedding Laying concrete cradle bedding with M15 Grade Cement Concrete as per Clause 1105 (i) for Rural Roads of MORD |
| 26 | Filling properly the empty sausage crates with boulders of any size & shape with hand packing after preparation of bed of placement, placing the crate in position, carriage of boulders from road stacks with a lead upto 150m etc. complete in all respect including stitching the rest of the crate with wire (passage for filling boulders) after filling up the crate with boulders and launching the crate in position if necessary and as directed by the Engineer-in charge. |
| 27 | Weaving wire mattress as directed with wire of 4mm dia. and making sausage crate of required shape after tying all intersections including joining longitudinal ends, closing ends of sausage, carriage of wire to site of work complete in all respect as per direction of the Engineer-in-charge including cost of supply of G.I. wire. (With 100mm x 100mm mesh.) |
| 28 | Providing and laying of Filter media with granular materials/stone crushed aggregates/brick aggregates /river bed materials satisfying the requirements laid down in clause 2504.2.2 of MoRT&H Specifications to a thickness of not less than 600 mm with smaller size towards the soil and bigger size towards the wall and provided over the entire surface behind abutment, wing wall and return wall to the full height compacted to a firm condition complete as per drawing and technical specification. |
| 29 | Providing and laying Design Mix concrete for plain / reinforced concrete work in any part of bridge (excluding bottom plugging) with coarse aggregates of appropriate nominal size and grading, fine aggregate (sand) conforming to proper grading zone, both of approved quality and cement, as necessary, including labour, cost and carriage of all materials and including preparation of design mix, approval of the same by the Engineer-in-Charge and cost for quality control, sampling, testing etc. all complete but excluding cost of labour and materials for formwork & reinforcement works. (a) M-15 Grade Using concrete mixer. Using Pakur Variety |
| 30 | 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 ofminor 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. |
| 31 | Providing and Laying Reinforced Cement ConcretePipe NP3 as per design in Single Row Providing and laying reinforced cement concrete pipe NP3 with spigot socket for culverts on first class bedding of granular material in single row including fixing with cement mortar 1:2 as per Technical Specification Clause 1106 for Rural Roads of MORD. C) 1200 mm dia |
| 32 | Supplying, spreading and compacting Sand to required thickness, in layers not exceeding 150 mm to proper gradient and camber, inundating each layer by water and packing and ramming layer by layer to achieve desired compaction, including lighting, guarding, barricading and making adequate earthen bundh where necessary, curing with water as per direction, mending cracks and depressions by ramming wherever necessary. |
| 33 | Construction of Sub Base using Local Materials: Construction of Sub Base using Local Materials, spreading in uniform layers with Motor grader on prepared surface, including screening the metal as necessary, mixing by mix in place method with Rotavator at OMC, and compacting with vibratory roller to achieve the desired density, lighting, guarding and barricading including cost and carriage of all materials and making necessary earthen bundh of one metre wide on each side to protect the edges complete as per Clause 401 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). (iv) For Construction of Sub Base by compacting river bed materials. |
| 34 | Water Bound Macadam Base Course Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with vibratory roller 8-10 tonnes in stages to proper grade and camber, applying and brooming requisite type of screening / binding materials to fill up the interstices of coarse aggregate, watering including lighting, guarding, barricading and making necessary earthen bundh of one metre width on each side and preparing the bed by necessary cutting or filling, including cost of all materials and hire and labour charges of all men and machinery and compacting to the required density, as per Clause 404 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). (ii) Grading-I Aggregate (63 mm to 45 mm) Using Stone Screening Type B (11.2 mm) B. Manual Mean. Using Pakur Variety |
| 35 | Prime Coat Providing and applying primer coat with CationicBitumen Emulsion of approved grade conforming to IS: 8887-1978 and requisite quantity on prepared surface of granular base including cleaning of road surface and spraying primer using Mechanical means including cost and carriage of bitumen emulsion and all other incidental costs of work complete as per Clause 502 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). (i) For WBM / WMM Surface: (with primer @ 0.70-1.0 kg/sqm) |
| 36 | Dismantling Stone Masonry as per Technical Specification Clause 202. Dismantling of existing structures like culverts, bridges, retaining walls and other structure comprising of stone masonry, including disposal of unserviceable material and stacking the serviceable material with all lift and lead of 1000 m as per Technical pecifications Clause 202 for Rural Roads of MORD. (f) Dismantling boulders laid in wire crates including opening of crates and stacking dismantled materials |
| 37 | Dismantling of Structures Dismantling of existing structures like culverts, bridges, retaining walls and other structure comprising of masonry, cement concrete, steel work, including T&P and scaffolding wherever necessary, sorting the dismantled material, disposal of unserviceable material and stacking the serviceable material with all lifts and lead of 1000 m as per Technical Specifications Clause 202 for Rural Roads of MORD. (II) By Mechanical Means a) Cement Concrete |
| 38 | Removing all types of Hume pipes and stacking within a lead of 1000 m including Earthwork and Dismantling of Masonry Works as per Technical Specification Clause 202 for Rural Roads of MORD. (c) Above 900 mm dia Hume pipe |
AI Tender Summary
Tender Timeline
Jun 14, 2023
11:30 IST
Tender Published
Tender notice published.
CompletedJul 03, 2023
17:00 IST
Bid Submission Deadline
Online submission via eProcurement portal.
CompletedJul 05, 2023
Bid Opening Date
Technical bids will be opened and evaluated.
CompletedTender Documents
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