WBIW/SE/CE(S)/NIT-04e/2025-26, SL 01

Dismantling of flexible pavements and disposal of dismantled materials upto a lead of 1000 m, stacking serviceable and unserviceable materials seperately as per Technical Specifications Clause 202 for Rural Road ( I ) By Manual Means a ) Bituminous Courses

Providing and laying bituminous macadam with Mobile Hot Mix Plant ( Light uty ) using approved crushed aggregates of specified grading as per Table 500.7 premixed with bituminous binder, transported to site laid over a previously prepared surface at specified laying temperature by means of approved and suitable arrangements to the required grad, level and alignment and rolled with suitable power roller for break down, inter-mediate and finished rolling as per specification to achieve the desired compaction including cost and carraiage of stone materials and bitumen, hire charges of machinery and equpment, cost of fuel and lubricants and wages of operational staff, quality control complete as per specifications for Road & Bridge Works of MoRT & H ( 5th Revision ) B. For Grading 2 ( 19 mm nominal size,50-75 mm thick. ) Thickness 75 mm Including Loading Unloading And Stacking at Site of Bituminious material and course aggregates at Site.

Providing and applying tack coat with catonic bitumin emeltsion of approved grade confirming to IS : 8887-1978 on the prepared surface cleaned with Hidraulic broom, moistening the surface including cost and carriage of emulsion, hire charges of machinery and labour, cost of fuel and lubricants all complete as per clause 503 of specifications for Road & Bridge works of MoRt & H ( 5th edition) i )On Bituminious Surface ( Using Bitumen Emulsion at the rate of 0.20 to 0.30 Kg. per Sqm. )

Providing Laying spreading and compacting stone aggregate of specified size to water bound Macadam specification including spreading in uniform thikness, hand packing, rolling with vibrator roller 8-10 tonnes in stages to proper grades and camber, applying and brooming requisite type of screening / binding materials to fill up the interstices of coarse aggregate, watering including lighting, guarding, barricading and making necessary earthen bundh of one metre width on each side and preparing the bed by necessary cutting or filling, including cost of all materials and hire and labour charges of all men and machinery and compacting to the required density, as per Clause 404 of Specifications for Road & Bridge Works of MoRT & H ( 5th Revision ) (iii) Grading II Aggregate (53 mm to 22.4mm ) using Stone Screening Typ B. Mamual Means. Including Loading Unloading And Stacking at Site

Providing, laying and rolling of Open - graded premix surfacing of 20 mm thickness composed of 13.2 mm (@ 0.018 m³ per m²) and 11.2 mm (@ 0.009 m³ 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 by any suitable arrangements, laying 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 wheeled roller 8-10 tonne capacity, finished to required level and grades including the cost and carriage of stone chips and matrix, heating the matrix, preheating the aggregates to required temperature and including the hire charges of Mobile Hot Mix Plant (Light Duty) and other machinery, pay of operators, cost of fuel and lubricants etc. complete to be followed by seal coat of either Type A or Type B as per Technical Specification Clause 508 for Rural Roads of MORD.

Providing and laying Premixed Seal Coat (Type B)with approved quality sand/grit @ 0.6 m3/ 100 m2 and bitumen binder on thoroughly cleaned black top surface coated with tack coat, including heating and mixing cleaned sand/grit (100 % passing through 2.36 mm sieve and retained on 180 micron 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 lubricants, including hire charges of machineries, tools & plants required for construction and quality control complete as per Clause 511 of Specifications for Road & Bridge Works of MoRT&H (5th Revision) (II) By Manual means With Hot Bitumen Binder(@6.80kg/10sq.m)

Construction of Sub Base using Local materials, spreading in uniform layers with Mortar 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 inluding 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). For construction of Sub- Base by compacting 1st class Brick aggregates(40 mm down) and sand(in proportion of 60:40).

Excavation of Structure 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 (i) With pumping out water including shoring as required.

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

Ordinary Cement concrete (mix 1:1.5:3) with graded stone chips (20 mm nominal size) excluding shuttering and reinforcement if any, in ground floor as per relevant IS codes. (i) Pakur Variety Cement: PPC/PSC/OPC33

Supplying and Laying in the specified pattern of Interlocking Concrete Block Pavements (ICBP) with concrete blocks (with concrete grade as specified as per Table 1 of IS 15658:2006) manufactured in steel mould clamped to a vibrating table by hydraulic pressure (as per cl. no. 6.30 of IRC: SP: 63 (2018), from BIS licensee manufacturer, with spacer nib (Small protruding profiles on the vertical face of a paver block used as a device for keeping minimum joint gap in between the paving blocks, as per Cl. No 3.26 of IS: 15658)and of specified size and shape with aspect ratio (The ratio of length to thickness of a paver block, as per CL.No.3.3 of IS: 15658) as per Table 2 of IS :15658 with flexural strength/breaking load as per Annexure G of IS:15658, on the prepared base course of specified CBR as per Table 1 of IRC SP 63 (2018) or else as mentioned in design and drawing with a cushion of compacted bedding sand of 25-35 mm thick (grading of the bedding sand as per clause 6.5.1 of IRC SP-63) and filling up the gaps in between paver blocks with joint filling sund (the grading of the joint filling sand will be as per clause 6.5.2 of IRC SP 63) and completing the edges with cut blocks as per Cl. No. 8.7 of IRC SP-63(2018) with proper confinement of bedding and joint filling sand, compaction, levelling and filling up of the edge gap. 80 mm thick. Grey Colour

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