RE_RIDF-XXVII_Boko_01 Construction of Road cum Embankment on B/Dyke from Gumi to Nagarbera from ch. 44000.00 m to ch. 49000.00 m under RIDF-XXVII of NABARD for the year 2021-22 under Boko LAC

Amount

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

Excavation in Ordinary Soil (i) Excavation in Cutting in Soil by manual means with lead upto 50 m Excavation for roadway in soil using manual means for carrying of cut earth to embankment site with a lift upto 1.5 m and lead upto 50 m as per Technical Specification Clause 302.3 (Manual method should be adopted where machines can not be deployed due to site condition)

Excavation in Ordinary Soil (i) Excavation in Cutting in Soil by manual means with lead upto 50 m Excavation for roadway in soil using manual means for carrying of cut earth to embankment site with a lift upto 1.5 m and lead upto 50 m as per Technical Specification Clause 302.3 (Manual method should be adopted where machines can not be deployed due to site condition)

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

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. (ii) For Grading II Material

Providing, laying, spreading and compacting graded stone aggregate to wet mix macadam specification including premixing the material with water at OMC in mechanical mixer (Pug Mill), carriage of mixed material by tipper to site, laying in uniform layers in sub-base/base course on a well prepared sub-base and compacting with smooth wheel roller of 80 to 100KN weight to achieve the desired density including lighting, barricading and maintenance of diversion, etc as per Tables 400.11 & 400.12 and Technical Specification Clause 406.By Mechanical Means with 1Km lead.

Providing and applying primer coat with Bitumen emulsion (SS-1) on prepared surface of granular base including cleaning of road surface and spraying primer at the rate of 0.90- 1.2 kg/sqm using mechanical means as per Technical Specification Clause 502. Medium porosity

Providing and applying tack coat with Bitumen emulsion (RS-1) using emulsion distributor at the rate of 0.25 to 0.30 kg per sqm on the prepared dry and hungry bituminous surface cleaned with Hydraulic broom as per Technical Specification Clause 503.

Providing and laying Cold Mix Bituminous Macadam with Drum Mix Plant using crushed aggregate of grading as per Table 500.4 premixed with Cold mix binder, transported to site upto a lead of 1000m laid over a previously prepared surface with paver finisher to the required grade, level and alignment and rolled to achieve the desired compaction as per Technical Specification (IRC:SP:1002014)

Cold Mix Binder(including Gravel Emulsion) (as per IRC:SP:100-2014) Providing, laying and rolling of bituminous cold mix on prepared base consisting of a mixture of unheated mineral aggregate and emulsified bitumen, including mixing in a plant of suitable type and capacity, transporting, laying, compacting and finishing to specified grades and levels. Using bitumen emulsion of 9.5 mm or 13.2 mm nominal size aggregate

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

Retro reflectorised Traffic Sign: Providing and erecting of retro-reflectorised 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 single angle iron post 75 x 75 x 6 mm firmly fixed to the ground by means of properly designed foundation with M-15 grade cement concrete 450 x 450 x 600 mm, 600 mm below ground level as per approved drawing and sign . (All the Steel work must be Tata/Sail/or any other approved brand) 80 cm x 60 cm rectangular

Retro reflectorised Traffic Sign: Providing and erecting of retro-reflectorised 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 single angle iron post 75 x 75 x 6 mm firmly fixed to the ground by means of properly designed foundation with M-15 grade cement concrete 450 x 450 x 600 mm, 600 mm below ground level as per approved drawing and sign . (All the Steel work must be Tata/Sail/or any other approved brand) 60cm equilateral triangle

Retro reflectorised Traffic Sign: Providing and erecting of retro-reflectorised 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 single angle iron post 75 x 75 x 6 mm firmly fixed to the ground by means of properly designed foundation with M-15 grade cement concrete 450 x 450 x 600 mm, 600 mm below ground level as per approved drawing and sign . (All the Steel work must be Tata/Sail/or any other approved brand) 60cm circular

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

Reinforced cement concrete M15 grade kilometre stone/local stone of standard design as per IRC:8 fixing in position including painting and printing, etc as per drawing and Technical Specification Clause 1703 i) 5th Kilometer Stone (Precast)

Reinforced cement concrete M15 grade kilometre stone/local stone of standard design as per IRC:8 fixing in position including painting and printing, etc as per drawing and Technical Specification Clause 1703 ii)Ordinary Kilometer Stone (Precast)

Reinforced cement concrete M15 grade kilometre stone/local stone of standard design as per IRC:8 fixing in position including painting and printing, etc as per drawing and Technical Specification Clause 1703 iii) 200 m stone

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

Construction of RCC Guard Wall with saucer drain:- 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 Upto 3 m depth

Providing stone brick soling in earthen shoulder with stone/best quality jhama brick, sand packed and laid to true line and level and in panel after preparing the subgrade including earthwork in excavation as directed including all labour and materials and if necessary dewatering, complete. (a) Bricks on flat soling

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 TMT-IS 1786 ( Fe-500 D) Secondary Producer (ISI approved)

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.)

Construction of Brick Masonry Drain:- 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 Upto 3 m depth

Providing stone brick soling in earthen shoulder with stone/best quality jhama brick, sand packed and laid to true line and level and in panel after preparing the subgrade including earthwork in excavation as directed including all labour and materials and if necessary dewatering, complete. (a) Bricks on flat soling

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.)

Brick masonry work in 1:3 in sub-structure complete excluding pointing and plastering, as per drawing and technical specifications

Plastering with cement mortar (1:3 ) on brick work in sub-structure as per Technical specifications

Construction for RCC gates for prohibition of movement of Heavy Vehicles as per approved designs:- 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 Upto 3 m depth

Providing stone brick soling in earthen shoulder with stone/best quality jhama brick, sand packed and laid to true line and level and in panel after preparing the subgrade including earthwork in excavation as directed including all labour and materials and if necessary dewatering, complete. (a) Bricks on flat soling

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

Plain/Reinforced cement concrete, in super structure 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 foundation complete as per drawing and technical specifications TMT-IS 1786 ( Fe-500 D) Secondary Producer (ISI approved)

Supplying, fitting and placing TMT IS:1786 (Fe 500) bar reinforcement in super-structure complete as per drawing and technical specifications TMT-IS 1786 ( Fe-500 D) Secondary Producer (ISI approved)

Providing and erecting direction and place identification retro-reflectorised sign, fixed over MS sheeting, 3mm thick with area exceeding 0.9sqm supported on a mild steel hollow bar 50mm x 50mm x 4mm supported on 200mm dia RCC column as per drawing and detailed specification

Lettering and arrow marks on signboard to be provided seperately as per actual requirement.

Plastering with cement mortar (1:3 ) on brick work in sub-structure as per Technical specifications

Painting Two Coats on New Concrete Surfaces Painting two coats including primer coat after filling the surface with synthetic enamel paint in all shades on new, plastered / concrete surfaces as per drawing and Technical Specification Clause 1701

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, stacking the sods and watering as per Clause 309.

SARAIGHAT ENGINEERS

Raju Mesh

North East Contractors Pvt. Ltd.

Tech.Point Engineers

M/S. M.P. AGARWALLA