Raising of Floor Level of Union Offices in GMTD Office Compound, NELLORE..

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan) including dressing of sides and ramming of bottoms, lift up to 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m.

Excavating trenches of required width for pipes, cables, etc including excavation for sockets, and dressing of sides, ramming of bottoms, depth up to 1.5 m, including getting out the excavated soil, and then returning the soil as required, in layers not exceeding 20 cm in depth, including consolidating each deposited layer by ramming, watering, etc. and disposing of surplus excavated soil as directed, within a lead of 50 m :

Supplying and filling in plinth with sand under floors, including watering, ramming, consolidating and dressing complete.

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level :

Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in foundation and plinth in: Cement mortar 1:6 (1 cement : 6 coarse sand)

Cement mortar 1:6 (1 cement : 6 coarse sand)

Half brick masonry with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in foundations and plinth in :

Structural steel work in single section, fixed with or without connecting plate, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete.

Providing and laying vitrified floor tiles in different sizes (thickness to be specified by the manufacturer) with water absorption less than 0.08%and conforming to IS : 15622 , of approved make, in all colours and shades, laid on 20mm thick cement mortar 1:4 (1 cement : 4 coarse sand) jointing with grey cement slurry @ 3.3kg/sqm including grouting the joints with white cement and matching pigments etc., complete.

Providing and fixing precoated galvanised iron profile sheets (size, shape and pitch of corrugation as approved by Engineer-in-charge) 0.50 mm (+ 0.05 %) total coated thickness with zinc coating 120 grams per sqm as per IS: 277, in 240 mpa steel grade, 5-7 microns epoxy primer on both side of the sheet and polyester top coat 15-18 microns. Sheet should have protective guard film of 25 microns minimum to avoid scratches during transportation and should be supplied in single length upto 12 metre or as desired by Engineer-in-charge. The sheet shall be fixed using self drilling /self tapping screws of size (5.5x 55 mm) with EPDM seal, complete upto any pitch in horizontal/ vertical or curved surfaces, excluding the cost of purlins, rafters and trusses and including cutting to size and shape wherever required.

12 mm cement plaster of mix :

15 mm cement plaster on the rough side of single or half brick wall of mix :

Wall painting with acrylic emulsion paint, having VOC (Volatile Organic Compound ) content less than 50 grams/ litre, of approved brand and manufacture, including applying additional coats wherever required, to achieve even shade and colour.

Supplying and stacking at site.

Providing and laying cement concrete 1:5:10 (1 cement : 5 coarse sand : 10 graded stone aggregate 40 mm nominal size) all-round PVC Sever pipes including bed concrete as per standard design : level :

Constructing brick masonry manhole in cement mortar 1:4 ( 1 cement : 4 coarse sand ) with R.C.C. top slab with 1:1.5:3 mix (1 cement : 1.5 coarse sand (zone-III) : 3 graded stone aggregate 20 mm nominal size), foundation concrete 1:4:8 mix (1 cement : 4 coarse sand (zone-III) : 8 graded stone aggregate 40 mm nominal size), inside plastering 12 mm thick with cement mortar 1:3 (1 cement : 3 coarse sand) finished with floating coat of neat cement and making channels in cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) finished with a floating coat of neat cement complete as per standard design :

Inside size 90x80 cm and 45 cm deep including C.I. cover with frame (light duty) 455x610 mm internal dimensions, total weight of cover and frame to be not less than 38 kg (weight of cover 23 kg and weight of frame 15 kg) :

Extra for depth for manholes

Making connection of drain or sewer line with existing manhole including breaking into and making good the walls, floors with cement concrete 1:2:4 mix (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) cement plastered on both sides with cement mortar 1:3 (1 cement : 3 coarse sand) finished with a floating coat of neat cement and making necessary channels for the drain etc. complete :

Laying 80mm thick available factory made cement concrete interlocking paver in required pattern over and including 50mm thick compacted bed of coarse sand, filling the joints with fine sand etc. all complete as per the direction of Engineer-in-charge. (Pavers shall be available at site by the department free of cost)

Providing, laying and jointing SWR PVC pipe with suitable solvent solution including testing of joints etc. complete :

Dismantling of existing aluminium partions including dismebering, removing glass/ particle board etc., and stacking as directed by Engineer -in- Charge.

Refixing aluminium partions with avalable aluminium sections ,glass, particle board, etc., fixing with metal screws and necessary clips including filling of gaps between wall and partition, etc all complete as per the disrctions of Engineer- in charge.

Cleaning manhole chamber, removing the stagnated sewage water/ sludge, dust, silt, waste soil etc. and disposal of removed materials within 50m lead by taking earth pit and finally cleaning the manhole with clean water etc. complete as directed .

Fixing of available Ms grills at required position in cement concrete including making holes of suitable size and finishing neat (painting shall be measured seperately)

Supply and fixing of stainless steel SS304 grade tubes, sections, plates , sheets and pipes of all sizes and diameters etc., including cost and conveyance of all materials and labour charges for fabrication of stainless steel railing works using SS welding rods including buffing , polishing , lacquer finishing to present seamless finishing etc., complete as directed during execution

Fixing of available name boards of granite in the available pedastal at their respective positions with cement concrete/ cement mortar etc. all complete

TOTAL

1. यदि किसी भी दर को रिक्त छोड़ दिया जाता है, तो वह "शून्य" माना जाएगा. 1. If any cells (Rates) left Blank, then the same will be treated as "Zero".

CONTRACTOR

BSNL Civil Division,TIRUPATI