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. For compacted thickness 260 mm.

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 tosite, 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). Compacted thickness 250 mm.

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 @ 0.70-1.0 kg/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). For Grading II (19 mm nominal size, 50 mm thick.) (iii) Using Drum mix Type HMP of minimum capacity 40-60 TPH. Compacted thickness 60 mm.

Providing & Laying 25 mm thick Mix Seal Surfacing (MSS) Providing, laying and rolling of closed graded premix surfacing using materials of20 mm thickness composed of 11.2 to 0.09 mm (For Type-A) or 13.2 mm to 0.09 mm (For Type-B) aggregates using penetration grade bitumen to the required line, grade and level to serve as wearing course on a previously prepared base, including mixing in a suitable plant, laying and rolling with a smoth wheeled rollered 8-10 tonne capacity and finishing to required level and grade etc. including all otherincidental charges, quality control as per clause 508 of specification for Road & Bridge Works of MoRT&H (5th Revision) complete including tack coat @0.275 Kg/m2.

Providing and laying special type of Footpath 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.

Providing and laying Pre-cast cement concrete road channel of size 200 x 250 x 100 of concrete M-25 Grade without reinforcement, setting in position at size 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.

Earth work in excavation of foundation trenches or drains, in all sorts of soil (including mixed soil but excluding laterite or sandstone) including removing, spreading or stacking the spoils within a lead of 75 m. as directed. The item includes necessary trimming the sides of trenches, levelling, dressing and ramming the bottom, bailing out water as required complete. a) Depth of excavation not exceeding 1,500 mm.

Sand filling in foundation trenches and at the backof abutments, wing-walls etc. with good local sandfree 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 elevant I S Code. a. Ground Floor

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 roduced 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. (i) With approved concrete pump.

Hire and labour charges for shuttering with centering and necessary staging upto 4 m using approved stout props and thick hard wood planks of approved thickness with required bracing for concrete slabs, beams and columns, lintels curved or straight including fitting, fixing and striking out after completion of works (upto roof of ground floor). (f) 25 mm to 30 mm shuttering without staging in foundation. (Ref: Item No. 36, Page-43 of 315 of PWD (WB) SOR (Vol-I)

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 (E) 900 mm dia.

Brick work with 1st class bricks in cement mortar (1:4) (a) In foundation and plinth

Plaster (to wall floor ceiling etc) with sand and cement mortar including rounding off or chamfering as directed and raking out joints or roughening of concrete surface by chipping etc including throating nosing and drip course, scaffolding/staging where necessary (Ground floor).[Excluding cost of chipping over concrete surface] (ii) With 1:4 cement mortar (a) 20 mm thick plaster

Neat cement punning average 1.5 mm thick in wall dado, window sills, floor drain etc. Note: cement 0.152 cum per 100 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 0.25 to 0.30 kg per sqm.)

G.S.T. @ 18% on Rs. 1785221.95

Cess @ 1% on Rs. 1785221.95 NOTE : 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.