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| 1 | Cleaning the exposed corroded Reinforcement as well as worn out concrete by sand blasting with air compressor including all materials, hire charges of machineries and labour etc. all complete as per technical specification and direction of the Engineer-in-Charge. |
| 2 | Providing anti-corrosive protective coating to inhibit the corrosion to HYSD reinforcements including two coats of anti-corrosive coatings of consumption as per manufacturer's specification, cleaning etc. complete as per the direction of the Engineer-inCharge. |
| 3 | Removal of defective concrete, cleaning the surface thoroughly, applying the shotcrete mixture mechanically with compressed air under pressure, comprising of cement, sand, coarse aggregates, water and quick setting compound in the proportion as per clause 2807.1., sand and coarse aggregates conforming to IS: 383 and table 1 of IS: 9012 respectively, water cement ratio ranging from 0.35 to 0.50, density of gunite not less than 2000 kg/cum, strength not less than 25 MPa and workmanship conforming to clause 2807.6. (40 mm average thickness.) |
| 4 | Guniting concrete surface with cement mortar (25 mm nominal thick) applied with compressor after cleaning surface and spraying with epoxy complete as per Technical specification. |
| 5 | 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 |
| 6 | Sealing of cracks / porous concrete by injection process through nipples/Grouting complete as per Technical specification. B Cement mortar (1:1) Grouting |
| 7 | Applying epoxy mortar ( 10 mm nominal thick) over leached, honey combed and spalled concrete surface and exposed steel reinforcement complete as per Technical specification |
| 8 | Replacement of damaged Concrete Railing. The rate for the provision of new railing may be adopted from the chapter on superstructure. |
| 9 | Construction of precast RCC railing of M30 Grade, aggregate size not exceeding 12 rnm. true to line and grade, tolerance of vertical RCC post not to exceed 1 in 500, centre to centre spacing between vertical post not to exceed 2000 rnrn. leaving adequate space between vertical post for expansion, complete as per MoRT&H standard drawing no SD/202 and technical specifications |
| 10 | Furnishing and Placing Reinforced / Pre-stressed Cement concrete in Super-structure with coarse aggregates of appropriate nominal size and grading, fine aggregate (sand) conforming to proper grading zone, both of approved quality and cement and 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 C RCC Grade M 30 I. Using Concrete Mixer (i) For solid slab super-structure, a) Height upto 5m |
| 11 | Supplying, fitting and placing HYSD bar reinforcement in Bridge Super-structure including initial straightening, 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. |
| 12 | 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 and joints laid with stone boulders weighing not less than 40 kg each. |
| 13 | 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. |
| 14 | Excavation for Structures Earth work in excavation of foundation of structures as per drawing and technical specification, including setting out, removing, spreading or stacking 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. |
| 15 | 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] |
| 16 | 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.) |
| 17 | M.S.works inbracketsmade fromflats, angles, tees etc. to sizes specialy bent, twisted, forged;making holes drilled and fitted to rafterof trusseswithnecessarybolts, nuts,washeror screws etc.(length of straight not less than 230 mm) |
| 18 | Renewing IRC fabric mesh of 75mm x 50mm x 4.5mm x 2.7mm on 50mm x 50mm x 6mm old angle iron frames all round and one 37.5mm x 6mm M.S. flat bar overthe netting all round welded to angle iron frame and providing locking arrangements if necessaryandwith twocoatsof syntheticenamel paint(Other than Hi-gloss) fitted and fixed with clamps or haskal doomney etc. complete including flat stiffenersonevery1.0mapart bothways. Cost ofConcrete for fixing will be paid separately) |
| 19 | (a) Priming one coat on steel or other metal surface with synthetic oil bound primer of approved quality including smoothening surfaces by sand papering etc. |
| 20 | (A) Painting with best quality synthetic enamel paint of approved make and brandi ncluding smoothening surface by sand papering etc. including using of approved putty etc. on the surface, if necessary : b) On steel or other metal surface : With super gloss (hi-gloss) (iv) Two coats (with any shade except white) |
| 21 | Applying Exterior grade Acrylic primer of approved quality and brand on plastered or cencrete surface old or new surface to receive decorative textured (matt finish) or smooth finish acrylic exterior emulsion paint including scraping and preparing the surface throughly, complete as per manufacturer's specification and as per direction of the EIC |
| 22 | Protective and Decorative Textured exterior high class matt finishpaint of approved quality, composed of special Tharmoplastic Resin containing fine crystalline additives derive fromGranite as per manufacturer's specification and as per direction of EIC to be applied over acrylic primer as required. The rate includes cost of material,labour, scaffolding an dall incidental charges but excluding the cost of primer. |
| 23 | 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). |
| 24 | Granular Sub-base with Graded Material (Table:- 400-1) . By Mix in Place Method : Construction of granular sub-base by providing graded material, mixing by mix in place method with Rotavator at OMC, spreading in uniform layers with Motor grader on prepared surface in proper grade and camber, compacting with vibratory roller to achieve the desired density, including lighting, guarding, barricading, including cost of all materials, machinery, tools and plants including cost of quality control complete as per Clause 401 of Specifications for Road & Bridge Works of MoRT&H (5th Revision) (ii) Grading – II |
| 25 | 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). (iii) Grading-II Aggregate (53 mm to 22.4 mm) Using Stone Screening Type B (11.2 mm) |
| 26 | Supplying and laying in trhe specified pattern of Interlocking Concrete Block Pavement (ICBP) with concrete block (with concrete grade as specified as [er Table 1 of IS 15658-2006) manufactured in steel mould clamped to a vibrating table by hydraulic pressure (as per cl no 6.30 of IRC : SP:63(2018) from BIS lience manufacturer with spacer nib (small producing profile on the vertical face of a paver block used as a device for keeping minimum joint gap in between the paving blocks as per clno 3026 of IS : 156358) and specified size and shape with aspect ratio (The ratio of length of thickness of a paver block as per cl. no 3.3 of IS 15658) as per table of IS:15658 with flexural strength/breaking load as per annexure G of IS: 15658 on the prepared base course of specified CBR as per table 1 of IRC SP63(2018) or else as mentioned in design and drawing with a cushion of compacted bedding sand of 25-35mm thick (grading of the bedding sand as per clause 6.5.1 of IRC:SP-63) and filling up the gaps in between paver blocks with joint filling sand (the grading of the sand will be as per clause 6.5.2 of (IRC SP 63) and completing the edges with cut blocks as per cl no 8.7 of IRC SP-63(2018) with proper confinement of bedding and joint filling sand compaction , levelling and filling up of the edge gap. 80mm thick (i) Grey |
| 27 | Direction and Place Identification Signs upto 0.9 sqm Size Board. Providing and erecting direction and place identification retro-reflectorised sign as per IRC:67 made of high intensity grade sheeting vide clause 801.3, fixed over aluminium sheeting, 2 mm thick with area not exceeding 0.9 sqm supported on a mild steel single angle iron post 75 x 75 x 6 mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 45 x 45 x 60 cm, 60 cm below ground level as per approved drawing and Clause 801 of Specifications for Road & Bridge Works of MoRT&H (5th Revision).. |
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