Kar/AD19-20/07 Improvement and Upgradation of Approach Road to Koka Waterfalls by providing two lane road with both RCC drain cum foot-path, including road furniture and road safety works, car parking and landscaping works in West Karbi Anglong

Amount

Cutting of Trees, including Cutting of Trunks, Branches and Removal (Cutting of trees, including cutting of trunks, branches and removal of stumps, roots, stacking of serviceable material with all lifts and up to a lead of 1000 mtrs and earth filling in the depression/pit. (ii) Girth from 600 mm to 900 mm

Clearing and Grubbing Road Land .Clearing and grubbing road land including uprooting rank vegetation, grass, bushes, shrubs, saplings and trees girth up to 300 mm, removal of stumps of trees cut earlier and disposal of unserviceable materials and stacking of serviceable materials to beused or auctioned up to lead of 1000metres including removal and disposal of top organic soil not exceeding 150mm thickness. (ii) By Mechanical Means A. In area of thorny jungle

Excavation in Soil using Hydraulic Excavator CK 90 and Tippers with disposal upto 1000 metres. (Excavation for roadwork in soil with hydraulic excavator of0.9 cum bucket capacity including cutting and loading in tippers, trimming bottom and side slopes,in accordance with requirements of lines, grades and cross sections,loading and disposal of cut road with in all lifts and leads upto 1000 metres)

Embankment Construction with Material Obtained from Borrow Pits (Construction of embankment with approved material obtained from borrow pits with all lifts and leads, transporting to site, spreading, grading to required slope and compacting to meet requirment of table 300-2 (Including cost of testing of materials at site and laboratory as directed by the deptt.) (a) from private land

Construction of subgrade and earhen shoulders With approved materials obtained from borrow pits with all Lifts and leads, transporting to site, spreding, grading to required slope and compacted to meet requirement of Table 300.2 with as per Technical Specification clauses 303.1 (Including cost of Testing of materials at site and Laboratory as directed by the deptt.) (a) From Private Land

Granular Sub-Base with Coarse Graded Material ( Table:- 400- 2) (Construction of granular sub-base by providing coarse 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 vibratory roller to achieve the desired density,complete as per cl. 401 (ii) for grading- II Material

Water Bound Macadam (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 material to fillup the interstices of coarse aggregate,watering and compacting to the reqd. density ( with an initial lead of 5.0 km.) (iii) Grading- III (a) Using Screening Crushable type such as Moorum or Gravel

Prime coat (Providing and applying primer coat with bitumen emulsion on prepared surface of granular Base including clearing of road surface and spraying primer at the rate of 0.60 kg/sqm using mechanical means.)( Including cost of testing of materials at site and laboratory as directed by the deptt.) (i) With bitumen emulsion-CSS-1h

Tack coat Providing and applying tack coat with bitumen emulsion using emulsion pressure distributor at the rate of 0.20 kg per sqm on the prepared bituminous/granular surface cleaned with mechanical broom.( Including cost of testing of materials at site and laboratory as directed by the deptt.) (c) Granular surfaces treated with primer

Bituminous Macadam (Providing and laying bituminous macadam with 100-120 TPH hot mix plant producing an average output of 75 tonnes per hour using crushed aggregates of specified grading premixed with bituminous binder, transported to site, laid over a pr(including carriage of mixed materials up to 10.0 Km initial lead from mixing plant ) ( Including cost of testing of materials at site and laboratory as directed by the deptt.) (A) Without anti stripping agent (I) with 60/70 or VG-30 grade paved bitumen (ii) for GradingII(19 mm nominal size)

Semi - Dense Bituminous Concrete (Providing and laying semi dense bituminous concrete with 100-120 TPH batch type HMP producing an average output of 75 tonnes per hour using crushed aggregates of specified grading, premixed with bituminous binder @ 4.5 to 5% of mix and filler transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the reqd. grade, lavel and alignment,rolling with smooth wheeled,vibratory and tandem rollers to achieve the desired compaction as per MoSRT&H cl. no.508. complete in all respect. (including carriage of mixed materials up to 10.0 Km initial lead from mixing plant )( Including cost of testing of materials at site and laboratory as directed by the deptt.) (A) With hydrated lime/cement as filler ( refer table 500-9 of MoSRT&H specification) (I) with 60/70 or VG-30 grade bitumen (i) for GradingII(10 mm nominal size)

Inter locking concrete Block Pavement, Providing and laying Interlocking Concrete Block Pavement (ICBP) conforming to IS:15658-2006 including all lead and liftcomplete as per technical specification and as directed. (a) 80mm thick interlocking precast blocks having compressive strength of 40N/sq.mm. 1) General ICBP

Inter locking concrete Block Pavement, Providing and laying Interlocking Concrete Block Pavement (ICBP) conforming to IS:15658-2006 including all lead and liftcomplete as per technical specification and as directed. (a) 80mm thick interlocking precast blocks having compressive strength of 40N/sq.mm. 2) Red Coloured ICBP

Inter locking concrete Block Pavement, Providing and laying Interlocking Concrete Block Pavement (ICBP) conforming to IS:15658-2006 including all lead and liftcomplete as per technical specification and as directed. (a) 80mm thick interlocking precast blocks having compressive strength of 40N/sq.mm. 3) Yellow Coloured ICBP

Retro reflectorised Traffic sign: Providing and erecting of Retro-Reflectrorised cautionary, mandatory & informatory sign as per IRC: 67 made of high intensity encapsulated lens type reflective sheeting vide clause 801.3, fixed over aluminium sheeting, 2 mm thick fixed on an angle iron of 25x25x4mm 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 M-15 grade Cement concrete 45cm x 45cm x 60cm, 60cm below ground level as per approved drawing and sign. ( All the Steel work must be Tata/Sail/or any other approved brand) (i) 60cm equilateral traingle

Retro reflectorised Traffic sign: Providing and erecting of Retro-Reflectrorised cautionary, mandatory & informatory sign as per IRC: 67 made of high intensity encapsulated lens type reflective sheeting vide clause 801.3, fixed over aluminium sheeting, 2 mm thick fixed on an angle iron of 25x25x4mm 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 M-15 grade Cement concrete 45cm x 45cm x 60cm, 60cm below ground level as per approved drawing and sign. ( All the Steel work must be Tata/Sail/or any other approved brand) (ii) 60cm circular

Retro reflectorised Traffic sign: Providing and erecting of Retro-Reflectrorised cautionary, mandatory & informatory sign as per IRC: 67 made of high intensity encapsulated lens type reflective sheeting vide clause 801.3, fixed over aluminium sheeting, 2 mm thick fixed on an angle iron of 25x25x4mm 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 M-15 grade Cement concrete 45cm x 45cm x 60cm, 60cm below ground level as per approved drawing and sign. ( All the Steel work must be Tata/Sail/or any other approved brand) (iii) 60cmm x 60 cm square

Direction and place identification sign more than 0.9sqm size board. Providing and erecting direction and place identification retro-Reflectrorised sign as per IRC:67 made of encapsulated lens type reflective sheeting vide clause 801.3 fixed over aluminium sheeting, 2mm thick with area not exceeding 0.9sqm fixed on an angle iron of 25x25x4mm 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 M-15 grade Cement concrete 45cm x 45cm x 60cm, 60cm below ground level as per approved drawing and sign. ( All the Steel work must be Tata/Sail/or any other approved brand)

Providing and laying of hot applied thermoplastic compound 2.5 mm thick including reflectorising glass beads @ 250 gms per sqm area, thickness of 2.5 mm is exclusive of surface applied glass beads as per IRC:35 .The finished surface to be level, uniform and free from streaks and holes and conforming to the MoSrt&H specifications

Kilo Metre Stone (Reinforced cement concrete M15grade kilometre stone of standard design as per IRC:8-1980, fixing in position including painting and printing etc) (ii) Ordinary Kilometer stone (Precast)

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 (a) Without dewatering (i) upto 3 m depth

PCC 1:3:6 in Foundation (Plain cement concrete 1:3:6 mix with crushed stone aggregate 40 mm nominal size mechanically mixed, placed in foundation and compacted by vibration including curing for 14 days.)

Stone masonry work in cement mortar 1:3 in foundation complete as drawing and Technical Specification (b) Random Rubble Masonry

Cement mortar (Pointing and Plastering with cement morter 1:4) C. Prop. 1:4 (1cement :4 sand)

Providing and laying reiforcemented cement concrete Pipe NP-3 as per design in Single Row 1000mm dia for culverts on first class bedding of granular material in single row including fixing collar wirh cement morter 1:2 but excluding excavation, protection works, back filling, concrete and masonry works in head wall and parapets including pumping out water, lighting, barricading, protecting etc complete as per vide clause 1106 of Specification of Rural Roads, MORD. B) 1000 mm dia

Plain/Reinforced cement concrete, in open foundation complete as per drawing and technical specification including steel shuttering formwork. C. (I) RCC Grade M20 Case I-Using concrete mixer

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 or equivalent)

Routine Maintanence for 1st year

Routine Maintanence for 2nd year

Routine Maintanence for 3rd year

Sri Dhrubajyoti Kakati

Sri Ramawatar Swami

N K Construction and Suppliers