Kolkata Municipal Corporation Tender

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 (BASED ON PWD SCHEDULE OF RATES, W.E.F. 01.11.2017 WITH CORRIGENDA DT.04.06.2018)

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 (b) 1:4:8 proportion. ( 3rd Corrigenda & addenda dated 04.06.2018)

Picking up and removing old bituminous layer or sand sealing coat from old black topped surface and cleaning the exposed surface by scraping and stacking the material as directed.  (a) By manual means :  (i) From 25 mm to 50 mm thick.

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.)

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). (i) On Bituminous Surface. (Using Bitumen Emulsion at the rate of 0.20 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) Night Time

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

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

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.

Supplying and laying factory made vertical kerb stone of cement concrete M-20 (1:1.5:3) mechanicaly vibrated size 500mm X 300mm X 150mm tapered at top, making joints with cement mortar (1:4) incldg cost of all materials and labours but excluding the cost of under bed (for road-divider / footpath)

Raising gully pit cover and frame with CBW (1:4), 250 mm thick up to 100mm high with 20mm thick sand and cement plaster with neat cement after dismantiling the existing setting and taking out and refixing the existing cover and frame with cement concrete (1:1.5:3) with stone chips all round the frame surface including removal of surplus spoils.

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.

SANITARY AND DRAINAGE WORKS (B)-(IV) INSPECTION PIT, SEPTIC TANK, SOAK PIT ETC. (a) Original Works  8. Supplying, fitting and fixing in position reinforced cement polymer concrete manhole /gully pit cover with matching frame.As per I.S- 12592(M.D) (viii) 5 MT load bearing capacity gully pit cover with frame and hinge arrangement for opening of size Cover: 470 mm X 420 mm X 80 mm Frame: 590 mm X 550 mm X 170 mm opening: 380mm x 305mm Weight: 100 kg (approx)

SANITARY AND DRAINAGE WORKS (B)-(IV) INSPECTION PIT, SEPTIC TANK, SOAK PIT ETC. (a) Original Works  8. Supplying, fitting and fixing in position reinforced cement polymer concrete manhole /gully pit cover with matching frame.As per I.S- 12592(M.D) (iv) 15 MT load bearing capacity round manhole cover provided with two lifter hooks fitted with matching frame of size Cover: 460 mm X 75 mm Frame: 620 mm X 150 mm opening: 360mm Weight: 100 kg (approx)

BUILDING WORKS (B) DISMANTLING, CUTTING CHASE, HOLES ETC 13. Removal of rubbish,earth etc. from the working site and disposal of the same beyond the compound, in conformity with the Municipal / Corporation Rules for such disposal, loading into truck and cleaning the site in all respect as per direction of Engineer in charge

Estimated amount

Add: 9%SGST

Add: 9%CGST

1% LWC