Repair n Maintenance of Bridge in Karimganj District i) Br. No. 9/1 on Balia Kayasthgram Road

Amount

Patching of damaged Concrete surface with Polymer concrete Slab bottom Patching of damaged concrete surface with polymer concrete and curing compounds, initiator and promoter, available in present formulations, to be applied as per instructions of manufacturer and as approved by the Engineer. Br. No. 9/1 Balia Kayasthagram Road (Span 1 x 60.5)

Epoxy bonding of new concrete to old concrete Slab bottom Br. No. 9/1 Balia Kayasthagram Road (Span 1 x 60.5)

Painting on Steel Surfaces Truss, Railing & Post Providing and applying two coats of ready mix paint including primer coat of approved brand on steel surface after through cleaning of surface to give an even shade as per drawing and Technical Specification Clause 1701 Br. No. 9/1 Balia Kayasthagram Road (Span 1 x 60.5)

Replacing drainage spouts Drainage spouts complete as per drawing and technical specifications Clause 1209 Br. No. 9/1 Balia Kayasthagram Road (Span 1 x 60.5)

Cutting of Trees including Cutting of Trunks, Branches and Removal of Stumps Cutting of trees, including cutting of trunks, branches and removal of stumps & roots, refilling refilling, compaction compaction of backfilling backfilling and stacking stacking of serviceable serviceable material material by manual means with all lifts as per Technical Specification Clause 201. B. Lead upto 1000m i. Girth above 300 mm to 600 mm Br. No. 9/1 Balia Kayasthagram Road (Span 1 x 60.5)

Tubular Steel Railing on Medium Weight Steel Channel (ISMC series) 100 mm x 50 mm Replacing railing steel pipe Providing, fixing and erecting 50 mm dia steel pipe railing in 3 rows duly painted on medium weight steel channels (ISMC series) 100 mm x 50 mm, 1.2 m high above ground, 2 m centre-to-centre, complete as per approved drawings Clause 1706 Br. No. 9/1 Balia Kayasthagram Road (Span 1 x 60.5)

Protective coating of Deck Slab, Kerb, Piers & Abutments with performance guarantee for 3 years Application cost of two part highbuild 100% solid content system of Cyclophat polyamino based KRAYON KI30021 COROGARD to give protective coating to the substract by giving good bonding to the intermediate coat of Krayon KI 30031 RUST CONVERTOR coat giving the cured coat of crosslinked protective coating from rust , corrosion and weathering effect including cost of material, labour, scafolding, cleaning over application of one part primer fron three part system and two part primer from three part system Krayon KI 30031 RUST CONVERTOR PRIMER and consumable complete as directed by the Engineer-incharge and conforming quality as per IS / IRC Specifications. Br. No. 9/1 Balia Kayasthagram Road (Span 1 x 60.5)

Traffic Signs A. Retro-reflectorised Traffic Signs I. Providing and fixing of retro-reflectorised cautionary, mandatory and informatory sign as per IRC:67 made of encapsulated lens type reflective sheeting vide Clause 1701.2.3 fixed over aluminium sheeting, 1.5 mm thick supported on a mild steel angle iron post 75 mm x 75 mm x 6 mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 450 mm x 450 mm x 600 mm, 600 mm below ground level as per drawings and Technical Specification Clause 801 iii) 600mm circular Br. No. 9/1 Balia Kayasthagram Road (Span 1 x 60.5)

Road Markers/Road Stud with Lens Reflector Providing and fixing of road stud 100 x 100 mm die cast in aluminium, resistant to corrosive effect of salt and grit, fitted with lense reflectors, installed in concrete or asphaltic surface by drilling holes 30 mm upto a depth of 600 mm and bedded in a suitable bituminous grout or epoxy mortar, all as per BS:873 (Part 4) 1973. Br. No. 9/1 Balia Kayasthagram Road (Span 1 x 60.5)

Tree reflector made of high intensity grade retro-reflectorised sheeting fixed over aluminium sheeting of 2mm/0.28mm thick firmly fixed with necessary galvanized nail. (a) 100mm dia/ 100mm x 100mm size Br. No. 9/1 Balia Kayasthagram Road (Span 1 x 60.5)

Painting lines, Dashes, Arrows, etc. on Road in Two Coats on New Work Painting lines, dashes, arrows, etc. on roads in two coats on new work with sqm 85.60 ready mixed road marking paint conforming to IS:164 on bituminous/concrete surface, including cleaning the surface of all dirt, dust and other foreign matter, demarcation at site and traffic control as per drawing and Technical Specification Clause 1702 Br. No. 9/1 Balia Kayasthagram Road (Span 1 x 60.5)

Anticorrosive treatment Truss, Railing, Post & Exposed Reinforcement & roller rocker bearing Supplying and applying two coats of Zinc rich anti-corrosive protective coating with "Nitozinc primer" of Fosroc or equivalent @ 0.20 Lt per Sqm over thoroughly cleaned and prepared steel bars including formwork as directed and specified by the department complete. Br. No. 9/1 Balia Kayasthagram Road (Span 1 x 60.5)

Greasing of Bearing with ULTRATACK AP3 grease including cleaeing of bearings with steel brush, removal of dusts and dirt with necessary scaffolding etc. complete as directed by the department. Br. No. 9/1 Balia Kayasthagram Road (Span 1 x 60.5)

Clearing and Grubbing Road Land 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-thorny jungle Br. No. 9/1 Balia Kayasthagram Road (Span 1 x 60.5)

Miscelleneous Road Appurtenances Towards approach at both sides RCC Guard Post: Supplying, fitting and fixing RCC guard post 150cm long erected 75cm above the ground and 75cm below the ground with M-15 grade (nominal mix 1:2:4 with broken stone aggregate up to 20mm size) of cement concrete and required reinforcement tied in position with annealed black wire including centering, moulding the top, curing including painting concrete surfaces in 23cm strips upto 0.75m from the top alternately in black and white and having 2 nos. reflective band of desired shade etc. complete as per design and as directed. 30 cm dia. RCC guard post with reinforcement of 6nos. 12mm dia TMT main steel bars and 6mm TMT/ MS stirrups at 15cm c/c. Br. No. 9/1 Balia Kayasthagram Road (Span 1 x 60.5)

Providing and laying filter material underneath pitching in slopes complete as per drawing and technical specifications Clause 1302 150 mm Filter Media Br. No. 9/1 Balia Kayasthagram Road (Span 1 x 60.5)

Providing and laying pitching on slopes laid over prepared filter media as per drawing and technical specifications Clause 1302 300 mm thick stone pitching Br. No. 9/1 Balia Kayasthagram Road (Span 1 x 60.5)

Providing and laying of boulder apron laid in wire crates with 4 mm dia GI wire conforming to IS:280 and IS:4826 in 100 mm x 100 mm mesh (woven diagonally) including 10 per cent extra for laps and joints laid with stone boulders weighing not less than 25 kg each as per drawing and technical specifications Clause 1301 Br. No. 9/1 Balia Kayasthagram Road (Span 1 x 60.5)

Pre-maintenance Air quality monitoring at 2 locations near project site Br. No. 9/1 Balia Kayasthagram Road (Span 1 x 60.5)

Pre-maintenance Water quality monitoring at 2 locations (100m upstream and 100 m downstream) Br. No. 9/1 Balia Kayasthagram Road (Span 1 x 60.5)

Pre-maintenance Soil quality monitoring at 2 locations near project site Br. No. 9/1 Balia Kayasthagram Road (Span 1 x 60.5)

Post-maintenance Air quality monitoring at 2 locations near project site Br. No. 9/1 Balia Kayasthagram Road (Span 1 x 60.5)

Post-maintenance Water quality monitoring at 2 locations (100m upstream and 100 m downstream) Br. No. 9/1 Balia Kayasthagram Road (Span 1 x 60.5)

Post-maintenance Soil quality monitoring at 2 locations near project site Br. No. 9/1 Balia Kayasthagram Road (Span 1 x 60.5)

GAUTAM CHAKRABORTY (BID ID -284449)