Recovery and Reconstruction of Bhur Basti to Laimuti village Road under NDRF PDNA-2022 for the year 2025-26. Construction of RCC Bridge no. 1-2 with approaches and protection work. TN_98_01

Road Work including Approaches to bridges 2.2 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

3.4 Construction of Embankment with Material Obtained from Borrow Pits 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 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 Granular Sub-base with well Graded Material (Table 400.1) (A) By Mix in Place Method: 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. (A) By Mix in Place Method (ii) For Grading II Material

4.7 Water Bound Macadam Sub-base/base 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 80-100 kN in stages to proper grade and camber, applying and brooming, stone screening to fill-up the interstices of coarse aggregate, watering and compacting to the required density Grading 3 as per Technical Specification Clause 405. (A) By Manual Means Using Edge screening Type-B 11.2mm for Gr.III

6.7 (A) (i) (a) Providing and laying interlocking concrete block pavement with M40 grade grade of concrete block having thickness 80mm as per technical specification clause 1504 complete including carriage. (a) Including Edge Block/ Edge restraints

3.12 Turfing with Sods Furnishing and laying of the live sods of perennial turf forming grass on embankment slope, verges or other locations shown on the drawing or as directed by the Engineer including preparation of ground, fetching of sods and watering as per Technical Specification Clause 309.

16.28 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 TMT/ MS stirrups at 15cm c/c.

10.2 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 (vi) 600mm x 600mm square

Bridge No. 1/2 Bridge Proper Dismantling 16.78 Labour for taking out old piles of timber bridge with necessary scaffolding, jati bamboos, jumper ropes etc, complete and stacking them at suitable places as directed.

16.79 Labour for dismantling all members of the timber bridge (excluding piles) with necessary scaffolding, jati bamboos, jumper ropes etc, complete and stacking them at suitable places as directed (all members will be under custody of the contractor till taken over by the department)

Foundation 17.4 Excavation for Structures (Earth work in excavation for structures as per drawing and technical specification Clause 305.1, including setting out, construction of shoring and bracing, removal of stumps and other deleterious material and disposal upto a lead of 50m, Dressing of sides and bottom and backfilling in trenches with excavated suitable material. I Ordinary soil A Manual Means (I) Without dewatering (i) upto 3 m depth

(ii) 3 m to 6 m depth

17.28 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 1000 m. including providing plasticiser (Masterplast PL-1/SPL-2 or equivalent ), air entraining and water reducing plasticiser ( Masterplast PAE or equivalent) and accelerating plasticiser ( Masterplast ACPL or equivalent) conforming to IS-9103-1999) (Pile diameter-1000 mm)

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

17.38 Cement concrete for reinforced concrete in pile cap complete as per drawing and Technical specification including providing plasticiser (Masterplast PL-1/ SPL-2 or equivalent), air entraining and water reducing plasticiser (Masterplast PAE or equivalent) and accelerating plasticiser (Masterplast ACPL or equivalent) conforming to IS-9103-1999. B. RCC Grade M25 (Using Concrete Mixer)

17.40 Providing and laying of PCC M15 levelling course 100mm thick below the pile cap as per drawing and technical specification of MORT&H Section 1 100 & 1700

17.41 Supplying, fitting and placing TMT IS:1786 Fe500 D bar reinforcement in foundation complete as per drawing and technical specifications Cl. 1600. A. TMT-IS 1786 (Fe-500 D) Primary Producer (TATA/ SAIL/ Esser Steel/ Jindal panther steel/ Shyam steel)

Providing and placing permanent 8 mm thick M.S. liner including fabricating to the depth as per Drawing and as per technical specification Cl. 1200 & 1900 of MORT&H specifications. (Rate as per APWRD's approved rate)

16.67 Providing and constructing temporary island for construction of pile foundation with depth of water upto 4.0m complete as per technical specification.

17.11C Providing and construction of one span service road to reach island location from one pier location to another pier location.

Substructure: 17.46 Plain/ Reinforced sement concrete. in sub structure complete as per drawing and technical specificatonn Clauses 1500, 1700 & 2200 with 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 (Masterplast ACPL or equivalent) conforming to IS-9103-1999 Case I: Using concrete mixer F.RCC Grade M25 I) Height up to 5.0m

17.47 Supplying, fitting and placing TMT IS:1786 (Fe 500) bar reinforcement in sub-structure 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)

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 with slope of 1V :20H towards drawing foce. Complete as per drawing and Technical specification.

17.50 Backfilling behind abutment, Wing walle and return wall complete as per drawings & technical specification Clause 1204.3.8 ii. Sandy material.

17.51 Providing and laying filter media with granular crushed aggregates as per specification to a thickness of not less than 600 mm with smaller size towards the soil and bigger size towards the wall and providing over the entire surface behind abutment, wing wall, return wall to the full height, compacted to firm condition complete as per drawing and technical specification Clause 1204.3.8

17.55 Supplying. fitting and fixing in position true to line and level elastomeric bearing conforming to IRC.83 (Part-II) Section IX complete, including all accessories as per drawings and technical N specification Clause 1207.1

Superstructure: 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 plasticiser ( Masterplast PAE or equivalent) and accelerating plasticiser Masterplast ACPL or equivalent) D conforming to IS-9103-1999. Case ll: Using Batching Plant, Transit Mixer and Conerete Pump F.RCC Grade M25 ( Using Concrete Mixer) (II) For T-Beam and Slab (q) Height 5.0 m to 10.0 m

17.59 Reinforcement in Super Structure: Supplying, fitting and placing TMT conforming to IS:1786 Fe 500 D reinforcement in super-structure including splicing 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).

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

13.6 Construction of R.C.C. railing of M 25 grade in cast-in-situ with 20 mm nominal size aggregate, On true to line and grade, tolerance vertical railing post not 1 to exceed 1 in 500 centre-to-centre spacing between vertical posts not to exceed 2000 mm as per drawing and technical specifications Clauses 800, 900 and 1208.3

17.67 Drainage spouts complete as per drawing and technical specifications Clause 1209

17.68 PCC M15 Grade leveling eourse below approach slab complete as per drawing and Technical specification

Reinforced cement concrete approach slab including reinforcement and formwork complete as per drawing and Technical specification. A. with TMT-IS 1786 ( Fe-500 D) Primary Producer TATA/ SAIL/ Esser Steet/ Jindal panther steel/ Shvamn steeL or equivalent)

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 their authorised representative ensuring compliance to the manufacturse's instruction for_installation)

SSI works: Carrying out boring to make 150mm bores using casing not less than 150mm internal dia for. types of soil including clayey, silty, sandy and gravelly soil (except boring in rock) upto a depth of 30 m or upto refusal (N= 100) for collection of undisturbed/disturbed samples, carrying out standard Penetration Test (SPT) complete as per Appendix-2 of IRC 78-2000 as directed by the Deptt, including packing and carriage of all types of samples to the laboratory from the site of work and including carrying out all laboratory tests, preparation and submission of a report in quadruplicate vith all sampling, testing to be done as per relevant IRCAIS codes complete as per direction of the Deptt. ( 4 nos. of bore holes up to 40m depth)

Subways and Cold weather Bamboo bridge 3.4 Construction of Embankment with Material Obtained from Borrow Pits 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 pg q p 1000 m as per Technical Specification Clause 301.5 (i) Private Land

3.14 Construction of Subgrade and Earthen Shoulders 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 Granular Sub-base with Well Graded Material (Table 400.1) (Only for PMGSY work) (A) By Mix in Place Method 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

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.

Protection Work 14.2 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

14.5 Providing and laying pitching on slopes laid over prepared filter media as per drawing and technical specifications Clause 1302 I Stone/Boulder

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

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