Co Road from BRTF Road to Purying with BUG(Build up Garder)Bridge

Amount

(A) SUB -HEAD : -SITE CLEARANCE

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

In area of non-thorny jungle

In area of non-thorny jungle

(B) SUB -HEAD : -Earth Work (Cutting)

a) Excavation in Hill Area in Soil by Mechanical Means (Excavation in soil in hilly area by mechanical means including cutting and trimming of side slopes and disposing of excavated earth with all lifts and lead upto 1000 metres)

Excavation in Hilly Area in Ordinary Rock by Mechanical Means not Requiring Blasting. (Excavation in hilly area in ordinary rock not requiring ballasting by mechanical means including cutting and trimming of slopes and disposal of cut material with all lift and lead upto 1000 metres )

(SH: Sub-Grade and Earthen Shoulder )

Preparation of sub grade by excavating earth to an average depth of 22.50 cm, dressing to camber and consolidating with road roller, making good the undulations etc. and disposal of surplus earth, lead upto 50 m.)

Consolidation of sub-grade with road roller of 8 to 12 tonne capacity including making good the undulations etc. with earth or quarry spoils etc.and rerolling the sub grade.

Sub-heads :(Sub- 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 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 and compacting to the required density.)

By Manual Means. Grading-I (Using Screening Crushable type such as Moorum or Gravel)

(SH: CC DRAIN )

Construction of cement concrete drain 30 cm wide and 23 cm deep in cement concrete 1 : 3 : 6 (1 cement : 3 sand : 6 hard graded stone chips/Aggrigate 40 mm and down gauge) 8 cm thick on sides and bottom and plastering on all exposed surfaces with 12 mm thick cement mortar1 : 3 (1 cement : 3 fine sand) including shuttering complete.

Item : Slab Culvert 1.50 mtr. span, 3.13 mtr height (As per IRC SP-20-2002)

Earthwork in excavation 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 upto a lead of 50 m, dressing of sides and bottom and backfilling in trenches with excavated suitable material.

Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203 P.C.C grade M 10 i) Nominal mix 1:3:6

Stone masonry in cement mortar for substructure complete as per drawing & technical specification Clauses 702, 704, 1202 and 1204

a)Coursed Rubble msonary (first sort) In 1:3 cement mortar

b) Coursed rubble masonry (2nd sort)In cement mortar 1:3

Backfilling behind abutment, wing wall and return wall complete as per drawings & technical specification Clause 1204.3.8 ii) Sandy material

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

Providing and laying reinforced cement concrete in superstructure as per drawing and technical specifications Clauses 800, 1205.4 and 1205.5 R.C.C grade M 20 For nominal mix 1:2:4

Providing and laying reinforced cement concrete in superstructure as per drawing and technical specifications Clauses 800, 1205.4 and 1205.5 R.C.C M 25

Providing and laying cement concrete wearing course M 30 grade including reinforcement complete as per drawing and technical specifications Clauses 800 and 1206.3

Supplying, fitting, and placing HYSD bar reinforcement in superstructure complete as per drawing and technical specifications Clauses 1002, 1010 and 1202

White washing of parapet walls of CD work and tree truncks White washing two coats on parapet walls and tree trunks including preparation of surface by cleaning scraping etc. as per technical specifications Clause 1915

Item : Retaining /Breast Wall 3 mtr ht ( As per IRC SP-20-1979)

Earthwork in excavation 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 upto a lead of 50 m, dressing of sides and bottom and backfilling in trenches with excavated suitable material. I. Ordinary soil (i) Upto 3 m depth

Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203 P.C.C grade M 10 i) Nominal mix 1:3:6

Stone masonry in cement mortar for substructure complete as per drawing & technical specification Clauses 702, 704, 1202 and 1204 In 1:4 cement mortar

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 Clauses 614, 709, 1204.3.7

Backfilling behind abutment, wing wall and return wall complete as per drawings & technical specification Clause 1204.3.8 (i)Sandy materials

White washing of parapet walls of CD work and tree truncks White washing two coats on parapet walls and tree trunks including preparation of surface by cleaning scraping etc. as per technical specifications Clause 1915

Item : Retaining /Brast Wall 2.50 mtr ht ( As per IRC SP-20-1979)

Earthwork in excavation of foundation of struture as per drawing technical specification, i/c setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sites and bottom and back filling with approved mat

Gabian Structure for Retaining Earth (Providing and construction of a gabain structure for retaining earth with segments of wire crates of size 7 m x 3 m x 0.6 m each divided into 1.5 m compartments by cross netting, made from 4 mm galvanised steel wire @ 32 kg per 10 sqm having minimum tensile strength of 300 Mpa conforming to IS:280 and galvanizing coating conforming to IS:4826, woven into mesh with double twist, mesh size not exceeding 100 x 100 mm, filled with boulders with least dimension of 200mm, all loose ends to be tied with 4 mm galvanised steel wire

FOUNDATION

Earthwork in excavation for foundation of structures as per drawings & technical specifications, including setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom and back filling with approved material as per MORTH clause No.304. i). In Ordinary Soil i. Depth upto 3.00M

Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803,1202 & 1203 P.C.C grade M 10 Nominal mix 1:3:6

Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803,1202 & 1203 PCC Grade M25

Supplying, fitting and placing TMT bar reinforcement in foundation complete as per drawings and technical specifications Clauses 1000 and 1202

SUB STRUCTURE

Plain/reinforced cement concrete in substructure complete as per drawings and technical specification Clauses 802, 804, 805, 806, 807,1202 and 1204 For height upto 5 m R.C.C. grade M 25

Supplying, fitting and placing TMT bar reinforcement (Fe 415) in substructrue complete as per drawings and technical specification Clauses 1002, 1005, 1010 & 1202

SUPERSTRUCTURE

Providing steel R.S.Js/built-up steel sections including cutting, welding/rivetting, hoisting, fixing in position for composite girders with shear connectors complete with painting as per drawing and technical specifications Clause 1205.6

Steel section Providing and laying reinforced cement concrete in superstructure as per drawing and technical specifications Clauses 800, 1205.4 and 1205.5 B. RCC M-25 a. Height upto 5.0m

Supplying, fitting, and placing TMT bar reinforcement in superstructure complete as per drawing and technical specifications Clauses 1002, 1010 and 1202

Providing and laying cement concrete wearing course M30 grade including reinforcement complete as per drawing and technical specifications Clauses 800 and 1206.3

Providing fitting and fixing mild steel railing complete as per drawing and technical specifications Clause 1208.2

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 author

Supplying, fitting and fixing in position true to line and level cast steel rocker bearing conforming to IRC: 83(Pt.-1) section IX and clause 2003 of MoRTH specifications complete including all accessories as per drawing and Technical Specifications.

Supplying, fitting and fixing in position true to line and level forged steel roller bearing conforming to IRC: 83(Pt.-1) section IX and clause 2003 of MoRTH specifications complete including all accessories as per drawing and Technical Specifications.

Drainage spouts complete as per drawing and technical specifications Clause 1209

Reinforced Cement Concrete M 25 grade approach slab including reinforcement and formwork complete as per drawing and technical specifications Clauses 800 and 1211

PROTECTION

Providing & laying of boulder apron laid in wire crates with 14mm dia GI wire conforming to IS : 280 in 100 mm x 100mm mesh (woven diagonally) including 10% extra for laps 7 joints laid with stone boulder weighing not less than 25Kg each as per drawing

Providing and laying Pitching on slopes laid over prepared Filter media asper drawing and technical specifications clause 1302 I. Stone Boulder

Providing and laying Filter material underneath Pitching in slopes complete asper drawing and technical specifications clause 1302

APPROACH

Construction of embankment with approved materials obtained from borrows pits with a lift upto 1.5 m, transporting to site, spreading, grading to required slop and compacting to meet requirement of table 300.1 and 300.2 with lead upto 1000m as per Technical specification

Construction of subgrade and earthen shoulders with approved materials obtained from borrow pits with lifts and leads, transporting to site, spreading, grading to required slope and compacted to meet requirement of table 300.1 & 300.2 with lead upto 1000

Granular Sub-base with Well Graded Material (Table 400.1) 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. (i) For Grading I Material

Gravel/Soil-Aggregate Base (Table 400.2) Grading A Construction of gravel/soil-aggregate 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 three wheel 80-100 kN static roller to achieve the desired density, complete as per Technical Specifications Clause 402

WBM Grading 3 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. (B) By Mechanical Means

Providing and Fixing Logo Board at starting point (Size of RCC post 25cmx25cmx90cm below G.L. & 15cm x 15cm x 260cm above G.L.), (Size of board 1x 85cm x 85cm x 7.5cm) incl.earth work, finishing with 15mm pluster 1:4 and neat cement punning, applying priming coat, painting and lettering with appropiate colour with required shade of approved quality ready mix paint.

Providing and Fixing Title information Board of Project (RCC) Providing and fixing of information sign board (Size of RCC post 25cm x 25cm x 90cm below G.L. & 15cm x 15cm x 245cm above G.L.), (Size of board 2 x 90cm x 80cm x 7.5cm, ) incl.earth work, finishing with 15mm pluster 1:4 and neat cement punning, applying priming coat, painting and lettering with appropiate colour with required shade of approved quality ready mix paint.

5 YEARS MAINTENANCE ( ROAD & BRIDGE)

Maintenance for first year

Maintenance for second year

Maintenance for third year

Maintenance for fourth year

Maintenance for fifth year

M/s Tashi Sona