Kolkata Municipal Corporation Tender

BUILDING WORKS (B) DISMANTLING, CUTTING CHASE, HOLES ETC 6. Dismantling artificial stone flooring upto 50 mm. thick by carefully chiselling without damaging the base and removing rubbish as directed within a lead of 75 m. a) In ground floor including roof.

35mm thick Cement Concrete Pavement (1:2:4) in floor/footpath etc. with graded stone chips 11.2mm down,properly leveled with 3mm thick screen on top by cement slurry paste@2.75kg cement per Sqm. Rounding off corners, chequering as required including taking necessary protective measure complete in Gr.floor/footpath.

Taking out stone slab of kerb & channel of road side drain and stacking as directed.  a) vertical kerb stone.

Taking out stone slab of kerb & channel of road side drain and stacking as directed.  b) flat channel stone.

BUILDING WORKS ( C ) Brickworks,Concrete Works etc B. CONCRETE WORKS 1. Cement concrete with graded jhama khoa (30 mm size) excluding shuttering In ground floor and foundation (a) 1:3:6 proportion

Resetting of Stone Slabs of kerb & channel of road side drain to correct line and level including cement pointing (1:2). a) Vertical Kerb

Resetting of Stone Slabs of kerb & channel of road side drain to correct line and level including cement pointing (1:2). b) flat channel stone.

Raising manhole cover and frame with CBW (1:4), 250mm thick up to 100mm high with 20mm thick sand and cement plaster including finishing with neat cement after cutting the asphaltum pavement and taking out and re-fixing the existing manhole cover and frame with cement concrete (1:1.5:3) with stone chips all round the frame surface including removal of surplus spoils. ( Ref :Rate based on PWD Current SOR, PWD(R&B) 2018, p-233 (it -2.05), p-332(it-18.06), p-222 sl-5(a), p-332 (it -18.05)),  pg-227, I-1.03, pg-230,Table-I , Table III-2 pg-226, PWD(B) 2017 , p-189 (it -1) and 3rd corria. & Adda., p-49&50, Date 04.06.2018, p-192 (it -15), p-26 (it -10(i)), consumption chart pg-B-60, sl-3 and Annex-II , Format-A & 3rd Corr. & adda. dtd-04.06.2018, p-303 ,    p-191 (i -6) and 3rd Corr. & Adda, page-52, p-303, p-269 (it -1) and 1st Corria & Adda, Page-4, Date 08.01.2018, page-12 (item -13))

Earthwork in cutting to form road section in correct profile including removal of spoils not exceeding initial lead of 50m and initial lift of 1.5m (Mode of measurement: pre works and post works) (ii) In mixed soil (i,e. clay mixed with kankar, pebbles, moorum etc.)

Supplying, spreading and compacting Sand to required thickness, in layers not exceeding 150 mm to proper gradient and camber, inundating each layer by water and packing and ramming layer by layer to achieve desired compaction, including lighting, guarding, barricading and making adequate earthen bundh where necessary, curing with water as per direction, mending cracks and depressions by ramming wherever necessary. Note:- Add cost at site of the materials to arrive at the complete rate. The compaction factor for dry, clean sand may be taken as 0.835. (The payment is to be made on the basis of finished compacted volume). (c) For Silver Sand

Water Bound Macadam Sub Base by consolidating Jhama metal / Laterite chelly or stone metal / shingles of specific size in hard crust to requisite thickness (measured after compaction) in layers including screening of metals etc. as necessary, hand packing, sweeping, watering and rolling in stages with power roller to proper line, grade and camber, lighting, guarding & barricading and making necessary earthen bundh of one metre width on each side where necessary to protect edges and preparing the bed by necessary cutting or filling and rolling all complete including the cost of all materials and hire and labour charges of all men and machineries and compacting to the required density, as per Clause 404 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). (i) For Construction of Sub Base by consolidating Jhama metal  / Laterite (63 mm to 45 mm) (Moorum replaced with course sand)  (For compacted thickness 75mm)

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.)

Transportation and laying 40 mm thick hot asphaltum mixture from kmc plant to the work site including rolling but excluding the cost of tack coat (covered area- 1250 square meter per 100 mt hot-mixture) a) without paver finisher i) Day Time

Estimated amount

Add: 9%SGST

Add: 9%CGST

1% LWC