West Bengal Housing Infrastructure Development Corporation Limited Tender

Supplying, spreading and consolidating Stone Dust to a depth of 100 mm and above at desired density and C.B.R. as per Specification with power roller to proper gradient and camber including watering as necessary, and lighting, guarding, barricading and making adequate earthen bundh where necessary to protect the edges and curing with water for 2 to 3 days, mending cracks and depressions by rolling where necessary including all incidental charges of roller, cost of fuel & lubricants complete as per specification.

Providing, laying, spreading and compacting graded stone aggregate to Wet Mix Macadam specification including screening of aggregates and granular materials, premixing the material with water at OMC in Wet Mix Plant, carriage of mixed material by tipper to site, laying in uniform layers with Paver in Sub- base / Base course on well prepared surface and compacting with Vibratory Roller to achieve the desired density, including supply of all materials, machinery, fuel and lubricants, including incidental costs for lighting, guarding, barricading, making earthen bundh to protect the edges including cost of quality control complete as per Clause 406 of Specifications for Road & Bridge Works of MoRT&H (5th Revision).

Providing and applying primer coat with Cationic Bitumen Emulsion of approved grade conforming to IS: 8887-1978 and requisite quantity on prepared surface of granular base including cleaning of road surface and spraying primer using Mechanical means including cost and carriage of bitumen emulsion and all other incidental costs of work complete as per Clause 502 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). (i) For WBM / WMM Surface: (with primer @ 0.85 kg/ sqm)

Providing and applying tack coat with Cationic Bitumen Emulsion of approved grade conforming to IS:8887-1978 on the prepared surface cleaned with Hydraulic 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 Revision). (ii) On Granular surfaces treated with primer (Using Bitumen Emulsion at the rate of 0.275 kg per sqm.)

Providing and laying bituminous macadam with Hot Mix Plant using approved crushed aggregates of specified grading as per Table 500.4 premixed with bituminous binder, transported to site laid over a previously prepared surface at specified laying temperature with paver finisher to the required grade, 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 carriage of stone materials and bitumen, hire charges of machinery and equipment, cost of fuel and lubricants and wages of operational staff, quality control complete as per Clause 504 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). B. For Grading II (19 mm nominal size, 50-75 mm thick.) (ii) Using Drum mix Type HMP of minimum capacity 60-90 TPH.

Providing & laying Semi-Dense Bituminous Concrete (SDBC) as wearing coarse by Hot Mix Plant, using coarse aggregates, fine aggregates, filler materials and binder of required specification and grading as per approved job mix formula, over thoroughly cleaned surface coated with tack coat, including screening, cleaning of aggregates, mixing the components as per approved Job Mix Formula with hot binder, carrying the mixture by tipper truck or any other approved suitable arrangements, laying the mixture uniformly, maintaining the specified laying temperature, thorough rolling with power roller with necessary hand packing and pinning to give an uniform surface to achieve the desired density of at least 98% of that of Laboratory Marshall specimen, including the cost and carriage of aggregates, filler and binder, heating the binder, preheating the aggregates, and filler to the specified temperature, including the hire charges of Hot Mix Plant and other machineries, pay of operators, cost of fuel and lubricants and all other incidental charges complete. B. For Grading 2 (10 mm nominal size, 25-30 mm thick.) (ii) Using Drum mix Type HMP of minimum capacity 60-90 TPH.

Road Marking with Hot Applied Thermoplastic Compound with Reflectorising Glass Beads on Bituminous Surface 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 complete as per Clause 803 of Specifications for Road & Bridge Works of MoRT&H (5th Revision).

"Providing and laying special type of Median kerb with M-25 Ready Mixed Concrete with size of 450 mm.(H) x 300 mm.(L) x 150 mm. (thick) including necessary earthwork and also bed will be finished with 50 mm. ordinary concrete (1:2:4) & filling joint with sand cement mortar (4:1) with 10 mm. thick and as per drawing all complete. (i) Foot-Path Kerb. (Nano)

Providing and laying pre-cast cement concrete road channel of size 500 x 250 x 100 mm of concrete M-25 Grade without reinforcement, setting in position at site after preparing the bed and sloper by 50 mm stone dust as per specification & direction of EIC including filling of joints with 10 mm thick cement mortar (1:4) and curing the mortar joints for at least 3 days including cost & carriage of all materials complete.

Applying Exterior grade Acrylic primer of approved quality and brand on plastered or cencrete surface old or new surface to receive decorative textured (matt finish) or smooth finish acrylic exterior emulsion paint including scraping and preparing the surface throughly, complete as per manufacturer's specification and as per direction of the EIC. In Ground Floor. (a) One Coat.

Protective and Decorative Acrylic exterior emulsion paint of approved quality, as per manufacturer's specification and as per direction of Engineer-in-Charge to be applied over acrylic primer as required. The rate includes cost of material, labour, scaffolding and all incidental charges but excluding the cost of primer. In Ground floor (Two Coat). b) Premium 100% Acrylic Emulsion

Earthwork in excavation of foundation trenches of drains, in all sorts of soil (including mixed soil but excluding late-rite or sand stone) including removing, spreading or stacking the spoils within a lead of 75 m, as directed. The item includes necessary trimming the sides of trenches, leveling, dressing and ramming the bottom, bailing out water etc. as required complete. (a) Depth of excavation not exceeding 1,500 mm.

Fine Sand filling in foundation trenches and at the back of abutments, wing-walls etc. with good local sand free from earth in layers not exceeding 15 cm. including inundating each layer by profuse water and poking and ramming layer by layer complete including supply of sand. Quality of sand is to be approved by the Engineer-in-charge.

Single brick flat soling of picked jhama bricks including ramming and dressing bed to proper level, and filling joints with local sand

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 1:2:4) with graded stone chips (20 mm nominal size) excluding shuttering and reinforcement,if any, in ground floor as per relevant IS codes. a) Pakur Variety

Supplying ready mixed concrete of M 25 Grade with well graded stone chips of 20 mm nominal size containing designed quantity of cement per Cu.m of wet concrete produced in computerised batching plant under controlled condition using approved super plastisizer, designing concrete mix following I.S. 10262 and I.S. 456, transporting the mix with agitation in transit mixer to work site depositing the mix on a platform erected for the purpose at required levels of concreting and then placing the mix in its final location of form work compacting and curing the same complete as per specification & direction of the Engineer-in-charge including computerised batching plant transit mixer with all accessories vibrators etc. inclusive of all other incidental charges in this connection complete but excluding cost of hire charge of platform and its supporting staging which would be paid through separate item. [cement to be supplied by the Manufacturer/ supplier]In Ground Floor and Foundation (ii) With approved concrete pump

Hire & labour charges for shuttering with centering and necessary staging up to 4 m using approved stout props and thick hard wood planks of approved thickness with required bracing for concrete slabs. Beams, columns , lintels curved or straight including fitting, fixing and striking out after completion of works (up to roof of ground floor) (f) 25 mm to 30 mm shuttering without staging in foundation

Hire & labour charges for shuttering with centering and necessary staging up to 4 m using approved stout props and thick hard wood planks of approved thickness with required bracing for concrete slabs. Beams, columns , lintels curved or straight including fitting, fixing and striking out after completion of works (up to roof of ground floor) (c) Steel shuttering or 9 to 12 mm thick approved quality ply board shuttering with Staging.

Providing and Laying Reinforced Cement Concrete Pipe NP3 as per design in Single Row Providing and laying reinforced cement concrete pipe NP3 with spigot socket for culverts on first class bedding of granular material in single row including fixing with cement mortar 1:2 as per Technical Specification Clause 1106 for Rural Roads of MORD. D. 600 mm Dia

Constructing Inspection pit of inside measurement 600mm X 600mm X up to 600mm (depth) with 250 mm thick 1st. class brick work in cement mortar (1:4) on all sides, bottom of the pit consisting of 100 mm thick cement concrete (1:3:6) with stone chips over a layer of jhama brick flat soling,15 mm thick (1:4) cement plaster to inside walls and out-side walls up to G.L. and 20 mm.thick (1:4) plaster to bottom of the pit, providing necessary invert with cement concrete (1:3:6) with stone chips as per direction, neat cement finishing to entire internal surfaces, top of the pit covered with 100 mm thick R.C.C. slab (1:1.5:3) with stone chips and necessary reinforcements up to 1% and shuttering including 6 mm thick cement plaster (1:4) in all external surfaces of the slab and one 560 mm dia. R.C.C. manhole cover of approved make supplied, fitted and fixed in the slab with necessary fittings, necessary earthwork in excavation in all sorts of soil, filling sides of the pit with earth and removing spoils after work complete in all respect with all costs of labour and materials. i) With Pakur variety. (SAIL/TATA/RINL)

G.S.T. @ 18% on Rs. 6567631.65

Cess @ 1% on Rs. 6567631.65 NOTE : 1) RATE TO BE QUOTED UPTO TWO DIGITS AFTER DECIMAL POINT. QUOTED RATE MAY BE ROUNDED UP TO TWO DIGITS AFTER DECIMAL POINT IF ANY BIDDER QUOTES MORE THAN TWO DIGITS AFTER DECIMAL POINT WHILE PREPARING COMPARATIVE STATEMENT.