Construction of RCC Bridge No. 1by3 on Polashguri to Sindrijhora road under CMs Goodwill Project under Kokrajhar Rural Roads Division for the year 2023-24. TN_26_40

Amount

Road Work: 2.2 Clearing and grubbing road land including uprooting wild vegetation, grass, bushes, shrubs, saplings and trees of girth upto 300 mm, removal of stumps of such trees cut earlier and disposal of unserviceable materials and stacking of serviceable material to be used or auctioned, upto a lead of 1000 m including removal and disposal of top organic soil not exceeding 150 mm in thickness as per Technical Specification Clause 201. (i) By Manual Means (a) In area of non thorn jungle.

3.4 Construction of embankment with approved material obtained from borrow pits with a lift upto 1.5 m, transporting to site, spreading, grading to required slope and compacting to meet requirement of Tables 300.1 and 300.2 with a lead upto 1000 m as per Technical Specification Clause 301.5) (i) Private Land

3.14 Construction of subgrade and earthen shoulders with approved material obtained from borrow pits with all lifts and leads, transporting to site, spreading, grading to required slope and compacted to meet requirement of Table 300.2 with lead upto 1000 m as per Technical Specification Clause 303.1.) (i) Private Land

4.1 Construction of granular sub-base by providing well graded material, spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavator at OMC, and compacting with smooth wheel roller to achieve the desired density, complete as per Technical Specification Clause 401. (ii) For Grading II Material G.S.B. Gr-II (150mm)

10.16 Providing and fixing of typical PMGSY informatory sign board with Logo as per MORD specifications and drawing. Three MS Plates of 1.6 mm thick, top and middle plate duly welded with MS flat iron 25mm x 5m size on back on edges. The lower plate will be welded with MS angle iron frame of 25mm x 25mm x 5mm. The angle iron frame of the lower most plate and flat iron frame of middle plate will be welded to 2 nos. 75mm x 75 mm of 12 SWG sheet tubes posts duly embedded in cement concrete M-15 grade blocks of 450mm x 450mm x 600mm, 600mm below ground level. The top most diamond plate will be welded to middle plate by 47mm x 47mm of 12 SWG steel plate tube. All M.S. will be stove enameled on both sides. Lettering and printing arrows, border etc. will be painted with ready mixed synthetic enamel paint of superior quality in required shade and colour. All sections of framed posts and steel tube will be painted with primer and two coats of epoxy paint as per drawing Clause 1701 and Annexure 1700.1

10.10 Reinforced cement concrete M15 grade kilometre stone/local stone of standard design as per IRC:8 fixing in position including painting and printing, etc as per drawing and Technical Specification Clause 1703 iii) 200 m stone (precast)

BRIDGE WORK 17.4 Excavation for Structures (Earth work in excavation of foundation of structures as per drawing and technical specification, 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. I Ordinary soil A Manual Means (I) Without dewatering (i) upto 3.00 m depth

17.4 Excavation for Structures (Earth work in excavation of foundation of structures as per drawing and technical specification, 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. I Ordinary soil A Manual Means (I) Without dewatering (ii) 3 m to 6 m depth

17.12 Providing and laying cutting edge of mild steel weighing 40 kg per metre for well foundation complete as per drawing and as per clause 1200 & 1900 of MoRT&H Specification.

17.13 Plain/Reinforced cement concrete, in well foundation complete as per drawing and technical specification including steel shuttering formwork. (p) with plasticiser (Masterplast (PL-1/SPL-2 or equivalent) air entraining and water reducing plasticiser (Masterplast PAE or equivalent) and accelerating plasticiser (Master plast ACPL or equivalent) Conforming to IS-9103-1999 A) Well Curb RCC M-25 Grade Case-I Using concrete Mixer

17.13 Plain/Reinforced cement concrete, in well foundation complete as per drawing and technical specification including steel shuttering formwork. (p) with plasticiser (Masterplast (PL-1/SPL-2 or equivalent) air entraining and water reducing plasticiser (Masterplast PAE or equivalent) and accelerating plasticiser (Master plast ACPL or equivalent) Conforming to IS-9103-1999 B) Well Staining v) RCC M-25 Grade Case-I Using concrete Mixer

17.13 Plain/Reinforced cement concrete, in well foundation complete as per drawing and technical specification including steel shuttering formwork. (p) with plasticiser (Masterplast (PL-1/SPL-2 or equivalent) air entraining and water reducing plasticiser (Masterplast PAE or equivalent) and accelerating plasticiser (Master plast ACPL or equivalent) Conforming to IS-9103-1999 C) Bottom Plugging v) PCC M-30 Grade Case-I Using concrete Mixer

17.13 Plain/Reinforced cement concrete, in well foundation complete as per drawing and technical specification including steel shuttering formwork. (p) with plasticiser (Masterplast (PL-1/SPL-2 or equivalent) air entraining and water reducing plasticiser (Masterplast PAE or equivalent) and accelerating plasticiser (Master plast ACPL or equivalent) Conforming to IS-9103-1999 E) Top Plugging v) Grade-M25 PCC Case-I Using concrete Mixer

17.13 Plain/Reinforced cement concrete, in well foundation complete as per drawing and technical specification including steel shuttering formwork. (p) with plasticiser (Masterplast (PL-1/SPL-2 or equivalent) air entraining and water reducing plasticiser (Masterplast PAE or equivalent) and accelerating plasticiser (Master plast ACPL or equivalent) Conforming to IS-9103-1999 F) Well cap v) RCC Grade M-30 Case-I Using concrete Mixer

17.15 Sinking of 7 m external diameter well ( other than pneumatic method of sinking ) through all types of strata namely sandy soil, clayey soil and rock as shown against each case, complete as per drawing and technical specifications. Depth of sinking is rekonewed from bed level. B) Clayey soil ( 7m dia. Well ) (I) Depth below bed level upto 3.0 M

17.15 Sinking of 7 m external diameter well ( other than pneumatic method of sinking ) through all types of strata namely sandy soil, clayey soil and rock as shown against each case, complete as per drawing and technical specifications. Depth of sinking is rekonewed from bed level. B) Clayey soil ( 7m dia. Well ) (ii) Beyond 3m upto 10m depth

17.15 Sinking of 7 m external diameter well ( other than pneumatic method of sinking ) through all types of strata namely sandy soil, clayey soil and rock as shown against each case, complete as per drawing and technical specifications. Depth of sinking is rekonewed from bed level. B) Clayey soil ( 7m dia. Well ) (iii) Beyond 10 m upto 20 m (a) For sinking

17.23 Sand filling in wells complete as per drawing and technical specifications as per MoRT&H section No. 1207

17.41 Reinforcement in Foundation: Supplying, fitting and placing TMT IS:1786 Fe500 D bar reinforcement in foundation complete as per drawing and technical specifications (a) TMT-IS 1786 ( Fe-500 D) Primary Producer (TATA/ SAIL/ Esser Steel/ Jindal panther steel/ Shyam steel or equivalent)

Sub Structure 17.46 Plain/Reinforced cement concrete, in sub structure complete as per drawing and technical specification and steel shuttering formwork (P) With plasticiser (Masterplast PL-1/SPL-2 or equivalent) air enraining and water reducing plasiciser (Masterplast ACPL or equivalent) conforming to IS-9103-1999 G) RCC Grade M-30 b) Height 5m to 10m Case-I using Concrete Mixer

17.47 Supplying, fitting and placing conforming to IS:1786 TMT reinforcement bar (Fe 500) bar from primary producer like TATA/ SAIL/ SHYAM STEEL/ ESSER STEEL/ JINDAL STEEL/ RINL. etc in sub-structure complete as per drawing and technical specifications (a) TMT-IS 1786 ( Fe-500 D) from Primary Producer like TATA/ SAIL/ SHYAM STEEL/ ESSER STEEL/ JINDAL STEEL/ RINL etc.

Supplying, fitting and fixing in position true to line and level elastomeric bearing conforming to IRC: 83 (Part-II) section IX and clause 2005 of MoRTH specifications complete including all accessories as per drawing and Technical specification.

17.50 Back filling behind abutment, wing wall and return wall complete as per drawing and Technical specification A Granular material

17.49 Providing weep holes in Brick masonry/Plain/Reinforced concrete abutment, wing wall/return wall with 100 mm dia AC pipe, extending through the full width of the structure as per drawing and Technical specification.

Super Structure 17.58 Furnishing and Placing Reinforced/Prestressed cement concrete in super-structure as per drawing and Technical Specification' including steel shuttering formwork. (P) with plasticiser (Masterplast PL-1/SPL-2 or equivalent) air entraining and water reducing plasiciser (Masterplast PAE or equivalent and accelerating plasticiser) (Masterplast ACPL or equivalent) conforming to IS-9103-1999 Without Plasticiser RCC Grade M-25 Using Batching Plant, Transit Mixer and concrete pump Heith 5m to 10m

17.59 Reinforcement in Super Structure: Supplying, fitting and placing conforming to IS:1786 TMT reinforcement bar Fe500 from primary producer like TATA/ SAIL/ SHYAM STEEL/ ESSER STEEL/ JINDAL STEEL/ RINL etc. in super Structure complete as per drawing and technical specification. (a) TMT-IS 1786 ( Fe-500 D) Primary Producer like TATA/ SAIL/ SHYAM STEEL/ ESSER STEEL/ JINDAL STEEL/ RINL etc.

17.61 Providing and laying Cement concrete wearing coat M-30 grade including reinforcement complete as per drawing and Technical Specifications Clause 800, 1206.3 A) With Crushed Stone

17.64 Construction of precast RCC railing of M30 Grade, aggregate size not exceeding 12 mm, true to line and grade, tolurence of vertical RCC post not to exceed 1 in 500, centre to centre spacing between vertical post not to exceed 2000 mm, leaving adequat space between vertical posts for expansion, complete as per approved drawings and technical specifications.

17.77 Strip Seal Expansion Joint (Providing and laying of a strip seal expansion joint catering to maximum horizontal movement upto 70 mm, complete as per approved drawings and standard specifications to be installed by the manufacturer/supplier or their authorised representative ensuring compliance to the manufacturer's instruction for installation).

17.67 Drainage Spouts complete as per drawing and Technical specification.

16.70 Construction of cold weather Bamboo bridge overall width of 3.70m and clear road way 3m with jungle wood post 20cm to 25cm dia 5nos. In each rows and rows being 2.1m. apart except for the navigable span which should be 3m. Post to be driven at least 180cm. or more below ground level including providing 20cm to 25cm center to center and placed over 20 cm dia, jungle wood dham, 15cm dia. jungle wood bracing collar fixed by bolts and nuts, straps etc. mature bholuka Bamboo cross groth all closely packed and tied 75cm wide track way made from 38mm thick 1st class local plank fixed on 75mmx100mm first class local wood battens 120cm apart and 3 lines of jati bamboo horizantal railing fixed in bholuka bamboo post placed at 210cm apart and white washed including all necessary nuts and bolts, coir ropes, struts, nails etc. complete with a layer of brushwood to exposed portion out-side trackway with earth topping complete as per direction of the department.

Painting of concrete surface 17.71 Providing and applying 2 coats of water based cement paint to un plastered concrete surface after cleaning the surface of dirt, dust, oil, grease efflorescence and applying paint @ of 1 litre for 2 sqm. (B) For RCC Railing

Protection Work Boulder Appron laid in Providing and laying of boulder apron laid in wire crates with 4mm dia GI wire conforming to IS:280 and IS: 4826 in 100mm x 100mm mesh (woven diagonally) including 10 per cent extra for laps and joints laid with stone boulders weighing not less than 40 kg each.

Providing and laying filter material underneath pitching in slopes complete as per drawing and technical specifications Clause 1302

Providing and laying pitching on slopes laid over prepared filter media as per drawing and technical specification clause 1302 A. Stone/Boulder.

Arjun Saha