Recovery and Reconstruction of Bridge No 1/1 on Thakursupa (l.P School) to Uzirbari Bilpar under NDRF (PDNA-2022)for the year 2025-26. TN-386-7.

Clearing and grubbing of road land including up rooting rank vegetation grass, bush, shurbs saplings and trees of girth upto 300mm removal stumps of trees cut earlier and disposal of unserviceable materials & stacking of serviceable materials to be used or auctioned , upto a lead of 1000m including removal & disposal of top organic soil not exceeding 150mm in thickness. (I) By manual Means- (a) in area of non thorny jungle

Construction of embankment with approved materials 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 (a) From Private land

Construction of sub-grade and earthen shoulders with approved materials obtained from borrow pits with all lifts and leads, transporting to site, spreading, grading to required slope and compacting to meet requirement Table 300.2 with a lead up to 1000 m as per Technical Specification Clause 303.1. (a) Private Land

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 destiny, complete as per Technical Specification clause 401. (ii)For Grading Material (Gr-II)

Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with smooth wheel roller 80-100kN in stages to proper grade and camber, applying and brooming, stone screening to fill-up the interstices og coarse aggregate, watering and compacting to the required density Grading 3 as per Techical specification Clause 405. a) By Manual Means Using stone screening Type-B 11.2 mm for Gr.III

Providing and laying interlocking concrete block pavement (M40) having thickness 80mm as per technical specification clause 1504 complete including carriage

Traffic signs providing and fixing of retro-reflectorised cautionary, mandatory and informatory sign as per IRC:67 made of encapsulated lens typr reflective sheeting vide clause 1701.2.3 fixing over aluminium sheeting,1.5 mm thick supported on a mild steel angle iron post 75mm x 75mm x 6mm firmly fixed to the ground by means of properly design foundation with M15 grade cement concrete 450mm x 450mm x 600mm, 600mm below ground level as per drawing and technical specification clause 801 (ii) 60 cm equlateral triangle

Providing and Fixing 'Logo' of PMGSY Project providing and fixing of typical PMGSY informatory sign board with logo as per MORD specificstion and drawing. Three MS Plates of 1.6 mm thick, top and middle plate duly welded with MS flat iron 25mm x 5mm size on back on edges. The lower plate will be welded with MS angle ironframe 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 2nos. 75mm x 75mm x 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 daimond plate will be welded to middle plate by 47mm x 47mm of 12 SWG steel plate tube. AII.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

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. b) 15 cm dia. RCC guard post with reinforcement of 4nos. 12mm dia TMT main steel bars and 6mm stirrups at 15cm c/c

Planting of Trees and their Maintenance for three year (Planting of trees by the road side(Avenue trees) in 0.60m dia holes, 1 m deep dug in the ground, mixing the soil with decayed farm yard/sludge mannurte, planting the saplings, backfilling the trenches,watering, fixing the tree guard and maintaining the plants for three year.

Rcc Bridges 1 x 24.75 m span Earthwork in excavation of foundation for structures as per drawing and technical specifications clause 305.1 including setting out, construction of shoring and bracing, removal of stumps and other deleterious material and disposal up to a lead of 50m, dressing of sides and bottom and back filling in trenches with excavated suitable material. i. Ordinary soil A. Manual means I) without dewatering i) upto 3 m depth

Bored cast-in-situ M35 grade R.C.C. pile excluding reinforcement complete as per drawing and technical specifications and removal of excavated earth with all lifts and lead upto 1000m (pile diameter - 1000mm)

Pile load test on single vertical pile in accordance with IS:2911 (Part-IV) a) Initial and Routine load test.

Cement concrete for reinforced concrete in pile cap complete as per drawing and Technical Specification. Without Plasticiser B) RCC Grade M25 i) using concrete mixer

levelling course for Pile cap:- Providing and laying PCC M15 levelling course 100 mm thick below the pile cap

Supplying, fitting and placing uncoated TMT bar reinforcement in foundation complete as per drawing and technical specifications with TATA make TMT CRS (Fe500 grade) rebar

Plain/Reinforcement concrete, in sub structure complete as per drawing and technical specification and steel shuttering formwork (N) without plasticiser F. RCC Grade M25 a) Height upto 5m Case I using concrete Mixer

Supplying, fitting and placing TMT bar reinforcement in substructure complete as per drawing and technical specifications with TATA make TMT CRS (Fe500 grade) rebar

Providing weepholes in brick masonry/stone masonry, plain/reinforced concrete abutment, wing wall, return wall with 100 mm dia AC pipe extending through the full width of the structures with slope of 1(V):20(H) towards drawing face complete as per drawing and technical specification.

Back filling behind abutment, wing wall and return wall complete as per drawings & technical specification A. Sandy Materials

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 Specifications.

Providing and laying of filter media with granular materials/stone crushed aggregates satisfying the requirements laid down in clause 2504.2.2. of MoRTH 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 surfaces behind the abutement, wing wall and return wall to the full height compacted to firm, condition complete as per drawing and technical specification

Furnishing and Placing Reinforced/Prestressed cement concrete in super-structure as per drawing and Technical Specification including steel shuttering formwork N) Without Plasticiser B. R.C.C. Grade M25 Case I Using Concrete Mixer ii) For T-beam & slab b. Height 5m to 10m

Reinforcement in Super - Structure : Supplying, fitting and placing TMT bar reinforcement in Super-structure including splicing complete as per drawing and technical specifications with TATA make TMT rebar.

Providing and laying Cement concrete wearing coat M-30 grade including reinforcement complete as per drawing and Technical Specifications

Construction of RCC railing of M30 Grade -in- situ with 20mm nominal size aggregate, true to line and grade, toulrence of vertical RCC post not to exceed 1 in 500, centre to centre spacing between vertical posts not to exceed 2000mm leaving adequate space between vertical post for expansion , complete as per approved drawings and technical specifications.

Drainage spouts complete as per drawing and technical specification

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

Providing & fixing 20 mm thick compressible fibre board in expansion joint as per drawing & Technical Specification.

Painting on concrete surface ( Providing and applying 2 coats of water based cement paint to unplasterd concrete surface after cleaning the surface of dirt, dust oil, grease efflorescene and applying paint @ of 1 litre for 2 sq.m.) B) For RCC Railing

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

Sub soil Investigation and design D, Drawing etc

Providing and laying of boulder apron laid in wire crates with 4 mm dia GI 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

Providing and laying filter matrerial 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 specifications Clause 1302 I) Stone/Boulder

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