(Sl NO. 2) Construction of Bituminous Road from Bhola Das House to Satish Lahiri School in Kharia GP under Sadar Block under Jalpaiguri Zilla Parishad

Dressing and chilchalling Road flanks including cutting and filling with earth up to 150 mm average thickness finished with outward cross-grade of 1 in 30.

Construction of Sub Base using Local Materials: Construction of Sub Base using Local Materials, spreading in uniform layers with Motor grader on prepared surface, including screening the metal as necessary, mixing by mix in place method with Rotavator at OMC, and compacting with vibratory roller to achieve the desired density, lighting, guarding and barricading including cost and carriage of all materials and making necessary earthen bundh of one metre wide on each side to protect the edges complete as per Clause 401 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). (iv) For Construction of Sub Base by compacting river bed materials.

Water Bound Macadam Base Course Providing and laying, Spreding and compacting stone aggregates of specific size to water bound macadam specification including spreading in uniform thickness, Hand packing rolling with vibratory roller8-10 tonnes in stages to proper grade and camber, applying and brooming requisite type of screening / binding materials to fillup the interestices of course aggregate, watering including lighting guarding , barricading and making necessary earthen bundh of one meter width on each side preparing the bed by necessary cutting or filling bincluding cost of all men and Machinery and compacting to the required density as per clause 404 of specifications for Road and Bridge works of MoRT& H (5th Revision) (a) Grading -I Aggregate (63mm to 45mm) using Stone Screening type B (11.2mm) Mechanicall Means

(b) Grading -II Aggregate (53mm to 22.4mm) using Stone Screening type B (11.2mm) Mechanical Means

Providing and applying primer coat with cationoic Bitumen Emulsion of approved Grade and conforming to IS: 8887-1978 and requsite quantity on prepared surface and spraying primer using mechanical means including cost and carriage of bitumen emulsion and all other incidential cost of work complete as per clause 502 of specification for Road & Bridge works of MoRT& H (5th Revision)

Providing , Laying and rolling of open - graded premix surfacing 20mm thickness composed of 13.2mm.(@ 0.018m3per m2)size and 11.2mm (@ 0.009m3 per m2)size stone aggregates, including thoroughly cleaning of the surface, screening, cleaning and pre- heating stone chips and fully pre coating the same either using viscosity grade paving bitumen or cut- back or emulsion , carrying the mixture uniformly over the surface , including line, grade and level to serve as wearing course on a previously prepared base, including mixing in mobile hot mix plant ( Light duty) and thoroughly rolling with a smooth wheel roller 8-10 toney capacity, finished to required level and grades including the cost and carriage of stone chips and martix, heating the martix, preheating the aggregare s to required temperature and including hire charges of Mobile Hot mix Plant (Light duty) and other machinery, pay of operators, cost of fuel and Lubricantetc. complete to be followed by seal coat of either Type-A or Type-Bas per thchnical specification clause 508 for rural Roads of MORD.(Including tack coat on stabilation coat) i)On WBM Surface using Tack coat @0.275kg/m2

Providing and laying Premixed seal coat( Type-B) with approved quality sand / grit @0.60m3/ 100m2 and Bitumen binder on thoroughly cleaned black top surface, including heating / grit (100% passing Through 2.36mm sieve) and retained on 180micron sieve) uniformly with bitumen binder, laying and spreading the mix at an uniform rate using suitable means , brushing the surface, if necessary, to ensure uniformity, followed by rolling with power roller including the cost and carriage of binder and aggregates, cost of heating the binder and aggregates, and all other incidental charges, cost of fuel and Lubricantetc.including hire charge of machiner, tools and plants required fot construction and quality control complete as per clause 511 of specification of road and Bridge works of MoRT& H (5th Revision) H. by Manual means with hot bitumen binder(@ 6.8kg/10sqm

Spreading of sand over the bituminous surface @ 0.003 m3 per m2 of surface from the road side stacks and carriage of the same up to a distance of 150 m from stack complete including cost of sand

Earthwork in excavation from borrow pits and depositing in layers of 250 mm. including breaking clods in embankment works and to fill up back of abutments, depressions and ruts with an initial lead up to 50 m and initial lift up to 1.5 m making bunds at top as directed dressing complete. Filling on flanks

Bamboo Pile Walling made of 6.5cm to 7.5cm dia bamboo (in single line) driven about half-length into ground at very close spacing of 30cm c/c side by side, with stout stays at an interval of 90cm fixed with bamboo post of length 1.25m driven 1m below G.L., 3 nos. of half split bamboo runner of same dia fitted and fixed with nails etc. and lining exposed portion with sheets made from cut drums (empty bitumen drums) fitted and fixed with a lap width of 100 mm at each joint, complete as per direction including the cost of drum sheets and including the cost of nails, wires etc. (iii) With bamboos of length above 2.50m and upto 3.00m

Supplying empty Cement bags in good condition.

Filling empty Cement bags with dry earth or sand, stitching the bag (cost of thread included) and carrying and placing them in position and all incidental charges complete but excluding cost of sand and gunny bags.

Supply of Silver Sand

Providing and fixing of retro- reflectorised cautionary, mandatory and informatory sign as per IRC :67 made of high intensity grade sheeting vide clause 801.3, 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 45 cm x 45 cm x 60 cm, 60 cm below ground level as per approved drawing and Clause 801 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). ii) 60 cm equilateral triangle

iii) 60 cm circular

v) 60 cm x 45 cm rectangular

R.C. Guard post Supplying fitting and fixing R.C. guard post 1.37m long with C.C. 1:2:4 with graded stone chips of 13.2mm down casting , curing complete including cost of providing 4nos.of 12mm dia. rod of length 1.54m as main reinforcement and 6 nos. of round shaped 8mm dia rods used as binders; the placing of

Providing and erecting direction and place identification retro- reflectorised sign as per IRC :67 made of high intensity grade sheeting vide clause 801.3, fixed over aluminium sheeting, 2 mm thick with area exceeding 0.9 sqm supported on a mild steel angle iron post 75 mm x 75 mm x 6 mm, 2 Nos. firmly fixed to the ground by means of properly designed foundation with M 15 grade cement concrete 45 cm x 45 cm x 60 cm, 60 cm below ground level as per approved drawing and Clause 801 of Specifications for Road & Bridge Works of MoRT&H (5th Revision)..

Excavation for Structures Earth work in excavation of foundation of structures as per drawing and technical specification, including setting out, removing, spreading or stacking of spoils within a lead of 150 m. as directed and including trimming the sides of the trenches, leveling, dressing and ramming the bottom, and backfilling with approved material complete as per direction of the Engineer-in-Charge. I. In all sorts of soil excluding marshy soil & rocks (soft or hard) by manual means. a) upto 3 m depth (iv) Without pumping out water and shoring

Earthwork in filling in foundation trenches with good earth in layers not exceeding 15cm. including watering and ramming layer by layer complete with earth obtained from excavation of foundation or from fresh excavation of land arranged by Department within a lead of 150 m.

Supplying and laying polythene sheet(150gm/sq.m) over damp proof course or below flooring or roof terracing in foundation or in foundation trenches.

Laying Design Providing and Mix concrete for plain /reinforced concrete work in any part of bridge (excluding bottom plugging) with coarse aggregates of appropriate nominal size and grading, fine aggregate (sand) conforming to proper grading zone, both of approved quality and cement, as necessary, including labour, cost and carriage of all materials and including preparation of design mix, approval of the same by the Engineer-in-Charge and cost for quality control,sampling, testing etc. all complete but excluding cost of labour and materials for formwork & reinforcement works. M 15 Grade of Concrete(Using Concrete Mixture)

Laying Design Providing and Mix concrete for plain /reinforced concrete work in any part of bridge (excluding bottom plugging) with coarse aggregates of appropriate nominal size and grading, fine aggregate (sand) conforming to proper grading zone, both of approved quality and cement, as necessary, including labour, cost and carriage of all materials and including preparation of design mix, approval of the same by the Engineer-in-Charge and cost for quality control,sampling, testing etc. all complete but excluding cost of labour and materials for formwork & reinforcement works. M 20 Grade of Concrete(Using Concrete Mixture)

Supplying, fitting and placing HYSD bar reinforcement in Bridge Super-structure including initial straightening, straightening of coils bars, removal of loose rust (if any), cutting to requisite length bending, binding with annealed wire not less than 1 mm in size and conforming to IS 280 at every intersection hooked and bent to correct shape and placed on forms etc. including cost of black annealed wire and cost of loading, unloading, carriage of all steel materials complete as per drawing and technical specifications.

Hire and labour charges for shuttering with or without staging upto 4.0 m height using approved stout props with wooden planks /ply wood/steel sheet plate with required bracing… b)where staging is not required a)where staging is not required

b)where staging is not required

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 face. Complete as per drawing and Technical specifications.

R.C. Guard post Supplying fitting and fixing R.C. guard post 1.37m long with C.C. 1:2:4 with graded stone chips of 13.2mm down casting , curing complete including cost of providing 4nos.of 12mm dia. rod of length 1.54m as main reinforcement and 6 nos. of round shaped 8mm dia rods used as binders; the placing of the first binder should be at 75mm below the top finished surface and the other 5 nos of binders should be placed at 245mm c/c ; the guard post is of octagonal section with inscribed circle of dia 24cm at the base tapering to corresponding dimensions of 16cm at the top including two coats of painting with best quality synthetic enamel paint of approved make and grade to form 6 nos. making hole in ground of 47cm depth and 30cm, fixing the guard posts in the same holes and repacking the earth properly so as to keep the guard posts standing properly erect in correct position including carriage of R. C. Guard Post including loading into the truck and unloading at site complete in all respect.

Painting the vertical end faces of posts, wheel guards or railing or parapet with alternate bands of different colours as directed by the Engineer-in-charge with approved synthetic enamel paint. b) Two Coats

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