Maintenance work

Earth work excavation for foundation by manual means for Isolated, Combined and Other type foundations in all soils and sub-soils and to full depth as may be directed except in rock requiring blasting inclusive of shoring shuttering, bailing out water wherever necessary and depositing the surplus earth within the compound in places shown by the departmental officers with an initial lead of 10 mts and initial lift of 2.00mts. and clearing and levelling the site, etc., complete complying with standard specification and as directed by the departmental officers.

Supplying and filling in foundation, basement, etc with filling Crushed Stone sand in layers of not more than 15 cm thick well watered, rammed and consolidated etc. complete complying with standard specification and as directed by the departmental officers.

Cement Concrete 1:5:10 (One Cement, Five crushed stone sand and Ten hard broken stone jelly) using 40 mm gauge hard broken granite stone jelly for foundation including dewatering wherever necessary and laid in layers of not more than 15 cm thick well rammed, consolidated and including curing etc. complete complying with standard specification and as directed by the departmental officers - Mixing by mechanical means

Supplying and erecting steel centering including necessary supports for plane surfaces for Reinforced Cement Concrete works such as column footings, column pedestals, plinth beams, grade beams, staircase steps, Sill slabs etc. which require only nominal strutting using mild steel sheets of size 90cm x 60cm and 10 BG stiffened with welded mild steel angles of size 25mm x 25mm x 3 mm for boarding, laid with silver oak joists of size 10cm x 5cm & 7.5cm x 5cm as support runner, vertical stiffener, side support and Top Horizontal stiffener spaced at about 60cm to 90cm centre to centre or at suitable intervals etc. complete in all floors complying with standard specifcation. (Payment for centering shall be given after the concrete is laid).

Supplying and erecting centering for plane surfaces such as RCC Floor / Roof Beam, Lintels, Cantilever Beams, Bed Blocks etc.. with necessary supports and strutting above 3.60m upto 4.90m height in all floors with all cross bracings using MS Sheets made of 10 gauge thick welded with MS angle of Size 25mm x 25mm x 3mm for boarding laid over Steel adjustable Span of Size 2m x 2m (expandable upto 3.60m) and Silver Oak Joists of Size 10 x 5 cm spaced at 50cm to 60cm c/c and supported by Steel Adjustable Telescopic Props of Size 2.40 x 3.0m (expandable upto 4.90m) made with outer steel pipe with dia 50mm (3.60mm thick) and inner steel pipe with dia 40mm (2.90mm thick) Spaced at not more than 50 to 60cm c/c and with Cross bracings provided at two levels at a spacing of 1.80m etc complete complying with standard specifications. Steel adjustable span and Steel Adjustable telescopic props shall be provided as directed by the departmental Officers. (Payment for centering shall be given after the concrete is laid).

Supplying and erecting steel centering including necessary supports For plane surfaces such as rectangular or square RCC columns etc. which require only nominal strutting using mild steel sheets made of 10 gauge thick welded with MS angle size 40mm x 40mm x 5 mm and supported by Steel Adjustable Telescopic Props of Size 2m x 2m (expandable upto 3.60m) made with outer steel pipe with dia 50mm (3.60mm thick) and inner steel pipe with dia 40mm (2.90mm thick).etc..complete in all floors complying with standard specifcation. Steel Adjustable telescopic props shall be provided as directed by the departmental Officers. (Payment for centering shall be given after the concrete is laid).

Circular Column

Rectangular Column

Providing and laying in position, Standardised Concrete Mix M-30 Grade using In-situ Concrete batching plant/ Ready Mix Concrete (RMC) adopting weigh batch method in accordance with IS:456-2000 using 20mm and down graded hard broken granite stone jelly for all RCC items of works with minimum cement content of 400 kg/m3 and maximum water cement ratio of 0.45, including admixture (plasticiser / superplasticiser) in recommended proportions as per IS:9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability with about (5.0 cu.m.) 7730 kg. of 20mm machine crushed stone jelly and with about (3.3 cu.m.) 5156 kg. of 10-12mm machine crushed stone jelly and with about (4.79 cu.m') 7670 kg. of crushed stone sand, but excluding cost of reinforcement grill and fabricating charges, centering and shuttering and also including Conveyance of concrete from batching plant to Work site, Electricity charges and other works & labour cost involved for concrete production, laying, vibrating with mechanical vibrators, finishing, curing, etc. and providing fixtures like fan clamps in the RCC floor/ roof slabs wherever necessary without claiming extra, etc., complete complying with standard specification and as directed by the departmental officers. The coarse and fine aggregates to be used should comply with the requirements of IS Standards. (No separate payment will be made by the Department for the excess usage of materials).

Foundation and Basement

Ground Floor

Supplying, fabricating and placing in position Mild Steel / Ribbed Tor Steel reinforcement grills of all variety like HYSD/CTD/TMTand all grade like Fe 500, Fe550D, Fe 500 D etc., for all RCC works as per design given including cost of steel reinforcement and G.I. binding wire, wastage etc. complete complying with standard specification and as directed by the departmental officers.(Contractor has to make his own arrangements for the supply of steel reinforcement and binding wire)

Brick work in following Cement Mortar using best quality Fly ash Brick of size 230x110x70mm with class designation of 7.5 conforming to IS 13757-1993 or IS 12894-2002 for foundation and basement including Cost of Mortar Plasticizer, curing, etc., complete complying with standard specification and as directed by the departmental officers. Brickwork shall be done as per IS 2212-1991 adopting English Bond generally. other type of bond shall be done as directed by the Executive Engineer in charge.

For foundation & basement

For Ground Floor

Special ceiling plastering and finishing the exposed surface of all RCC items of work such as slabs, beams, sunshades, facia, canopy slab, staircase waist slab, landing slab etc., with Cement Mortar 1:3 (One Cement and Three Plastering Sand) 10mm thick including mortar plasticizer at 200ml per 50Kg of cement used, hacking the surfaces and curing, etc., in all floors complying with standard specification and as directed by the departmental officers.

Plastering with Cement Mortar 1:5 (One cement and Five Plastering sand), 12mm thick in all floors including mortar plasticizer at 200ml per 50Kg of cement used, curing etc. complete complying with standard specification and as directed by the departmental officers.

Supplying and fixing Mild Steel grills for windows, ventilators etc.,complete complying with standard specifications and as directed by the departmental officers.

Painting new iron works such as steel doors, windows, ventilators, window bars, balustrades etc., with two coats of best approved first quality and colour of synthetic enamel paint over the existing red oxide priming coat in all floors excluding cost of priming coat etc., complete complying with standard specification and as directed by the departmental officers. (The make, quality and colour of paint should be got approved by the Executive Engineer before use on works.)

Painting the walls with two coats of wall putty as instructed by the departmental officers including preparation of surface curing, etc., complete in all floors complying with standard specifications and as directed by the departmental officers. (The wall putty shall be got approved by the Executive Engineer before use of work).

Painting the wall two coats with approved weather proof Exterior Emulsion paint over one primer coat on cement plastered wall surface etc., complete complying with standard specification and as directed by the departmental officers.

Manufacturing, supplying and fixing in position plain cement concrete precast kerb slab of size 600mm x 600mm x 100mm in Cement Concrete 1:2:4 (One cement, Two crushed stone sand and Four jelly) using 20mm HBG stone jelly including cost of moulding charges, casting of slab, finishing, curing, fixing and pointing the slab with CM 1:3 (One Cement and Three Crushed Stone Sand) to full depth of slab etc., complete complying with standard specification and as directed by the departmental officers.

Supplying and laying of Interlocking Rubber Moulded Hydraulic Pressed Paver Block of 63mm thick Over a base layer of crushed stone sandfilling incl. Cost of materials laying and Labour charges etc complete complying with the standard specification and as directed by the departmental officers.

Providing ornamental groove of 25 mm depth on plastered surfaces using cement mortar 1:3, including preparation of the surface by cleaning and marking the groove lines as per drawings, applying cement slurry where necessary, and forming the groove to the required depth and profile using approved tools to ensure uniform width, alignment, and smooth edges. The work shall include mixing of cement mortar in the specified proportion, applying and shaping the groove neatly without chipping, finishing the surface to a smooth and clean appearance, and curing the groove and surrounding area for a minimum of seven days. All materials, labour, tools, scaffolding, and incidental charges required for the complete execution of the work shall be included, and the finished groove shall conform to the required dimensions and quality standards.

Providing ornamental circular column capital of 0.30 m depth over existing 450 mm diameter column using cement mortar 1:3, including surface preparation, forming to profile with approved moulds, finishing smooth, curing, scaffolding, and all materials, labour and incidental charges etc., complete as per standard specification and as directed by the deparmental officers.

Providing ornamental circular column Base of 0.30 m depth over existing 450 mm diameter column using cement mortar 1:3, including surface preparation, forming to profile with approved moulds, finishing smooth, curing, scaffolding, and all materials, labour and incidental charges etc., complete as per standard specification and as directed by the deparmental officers.

Providing ornamental band of 50 mm depth over the existing structure using cement mortar 1:3, including surface preparation, forming to the required profile, finishing smooth, curing, scaffolding, and all materials, labour and incidental charges complete.

Providing stepped ornamental band of 150 mm depth over the existing structure using cement mortar 1:3, including thorough surface preparation, forming to the required stepped profile, finishing the surface smooth, curing for the required period, and providing necessary scaffolding arrangements; including cost of all materials, labour, tools and plants, and all incidental charges complete as directed by the departmental officers.

Providing stepped ornamental band of 200 mm depth over the existing structure using cement mortar 1:3, including thorough surface preparation, forming to the required stepped profile, finishing the surface smooth, curing for the required period, and providing necessary scaffolding arrangements; including cost of all materials, labour, tools and plants, and all incidental charges complete as directed by the departmental officers.

Providing ornamental rectangular box of size 450 mm × 600 mm depth over the existing structure using cement mortar 1:3, including thorough surface preparation, forming to the required ornamental profile, finishing the surface smooth, curing for the required period, and providing all necessary scaffolding arrangements; including the cost of all materials, labour, tools and plants, and all incidental charges complete as directed by the departmental officers.

Providing and fixing plaque stone of Black Jet / Red Granite, 18 mm thick, including engraving of approved content, polishing, surface preparation, fixing with adhesive/epoxy, finishing, cleaning, curing (where required), scaffolding, and all incidental charges complete as directed by the deparmental officers.

Providing and fixing embossed 25 mm acrylic name board with LED lighting of approved size, thickness and design as approved by the departmental officers, including fabrication of the board and supporting frame, forming and lettering in the approved style, preparing the surface, fixing the board in position with necessary supports, fasteners and accessories, finishing the work neatly, cleaning the surfaces and providing all materials, labour, tools and plants, scaffolding and all incidental charges complete as directed by the departmental officers.

Supplying and Fixing of Aluminium Diecast Letters of approved size and colour. The colour treatment process is achieved with colour coat and then the processed coloured layer is set into the kiln for the heat treatment process for the following sizes

Aluminium Diecast Letters 9'' size

Aluminium Diecast Letters 6'' size