NNT 2021-2022

Amount

Earth work excavation for foundation and depositing on bank with in the initial lead of 10m and a lift of 2m in hard stiff clay, stiff block cotton, hard red earth, shales, murram, gravel, stoney earth and earth mixed with small size boulders etc.,as per SS 20 A. TNDSS NO: 23 & 24 VI (S2) VI,VII 9,10 with standard specifications.

Plain Cement Concrete of mix 1 : 4 : 8 (One pat of Cement four part of sand eightpart of aggregates) using 40mm gauge hard broken including cost conveyance of all materials to site including formwork and centering labour charges, transporting and placing in position including shoring, strutting, forming protective bunds, cofferdams bailing out of water labour for mixing compacting, finishing and curing, working at depths, tools and plants and incidental charges such as sheeting, shoring and bracing and their subsequent removal etc., complete as per standard specification. TNDSS NO: 28 V, VI (S2) V,VI (S5A) VII

Supplying and errecting centering to sides and soffits including supports and strutting for drainage sides and culvert body wall sides using 90cm x 60cm and B.G 10 stifened with welded mild steel angles of size 25mm x 25mm x 3mm for boarding laid over( silver oak joists ) of size 10cm x 6.50cm spread at about 90cm including all labour charges and cost and conveyance of all materials to site etc. complete complying with standard specification. TNDSS NO: 30&86

Supplying ribbed tor steel rods including cutting cranking fabricating assembling laying in exact position tying with soft steel wire 16 or 18 BWG etc. complete for all RCC Works. as per the design given including cost of steel and binding wire also in all floors as per standard specification. Steel Calculations are as per TN PWD Buildings AEE/T3/195360/89 dated 30.07.1990

Brick work in CM 1:5 (one cement & five sand) using II class ground moulded bricks of size 9"X43/8"X 23/4" standard specification including finishing, curing,etc., complete complying with standard specification 30 V, VI (S5) VII & 13

Plastering in C.M. 1 : 4 (one cement five sand)to 20 mm thick including all cost and conveyance of all materials to site including cost of cement which will be purchased locally by the contractor and conveyance of the same to the actual work site and cost form work including watering curing and all leads of good potable water and all other. 56 & 57

Painting the new plastered walls with two coats of Exterior emulsion paint (weather proof ) first class quality and of approved colour over a priming coat including thorough scrapping clean removal of dirt etc. complete and including necessary plaster paris putty etc. wherever required.as per (ISI STD) (It mustprovide excellent resistance against the growth of algae and fungi on the walls. And it must offer excellent protection against alkali and UV degradation and the durability period should be 5 years. 61 V, VI (S4) 3.

Painting Two coats over the new iron work using ready mixed enamel paint including cost of all materials to site and all labour charges for mixing applying etc., Complete as per Standard Specifications

Supply and delivery of single phase submersible pump set as per IS 8034 with suitable panel board 20lpm x 150m indcluding all cost and conveyance of all materials to site and all labor charges etc complete as per standard specifications.

Supply and delivery of wall mounting type control panel board consists of Ammeter, voltmeter, single phase preventer, over load relay and all accessories suitable for 2.00HP submersible pumpset

Wiring with 2x1.5 sq.mm p v c insulated SC.Cu. Conductor of 1100V grade in suiotable p v c rigd pipe on wall and ceiling with p v c accessories with TW switch box in flush painting of suitable colour for open p v c light point (SD-17)

Supply and run of 4 of 6sq.mm pvc insulated SC unsheethed Cu.Conductor of 1100V in suitable pvc rigid pipe on wall and ceililing with continuous earth wire of 14 swg TC wire painting of suitable wire etc complete (SD-52)

Supply and run of 4 of 6sq.mm pvc insulated SC unsheethed Cu.Conductor of 1100V in suitable pvc rigid pipe on wall and ceililing with continuous earth wire of 14 swg TC wire with 32mm GI conduit pipe, painting of suitable wire etc complete (SD-73)

Earthing as per PWD standard with an earth electrode of 2metre class B GI pipe of dia not less than 32mm complete with necessary masonry work (SD-234)

Supply and fixing of TNEB Meter board suitable for 3phase 63A service connection made up of suitable angle iron frame work and supply and fixing of 3nos 63A fuse unit 1no nutral link copper earth flat with inter connection of EB meter to fuse units by 7/16 pvc insulater copper wire with earth connection complete (SD-129)

Reinforced Cement Concrete 1:1½:3 Mix (One part cement, one and half part sand and three part of aggregate)using 20mm size ISS HBG metal machine crushed from approved quarry including cost and conveyance of all materials to site, loading and unloading charges and labour charges for mixing, laying and curing but excluding cost of reinforcement etc. Complete with std. Specifications.(Using Vibrator) TNDSS NO: 30 V, VI (S3), VII-3.

Supplying and Fixing of mild steel grills for windows, ventilators, etc., including priming coat design approved by the departmental officers including cutting, welding and cost of conveyance and all materials to work site.

Supplying and laying Precast Designer Paver Block confirming to IS 1568-2006 specification manufacturing and laying standard of M40 grade 83mm thick (table clauses 5 and 9.14) suitable for bus terminals industrial complexes road on expensive soils etc., including the cost of paver block of size 225mm x 12.50 mm x 80mm and conveyance of materials to work site mentioned in the tender schedule cost of loading and unloading handling during over Stone dust of 100mm thick (excluding the cost of sand) conveyance paver block cutter to site and hire charges of vibrators and block cutter operator and labour for leveling the sand to paver block etc., complete ISI 15658-2006.

Providing and laying, spreading and compacting graded stone aggregates to Wet Mix Macadam 250mm thick specification including premixing the materials with water at OMC in mechnanical mix plant carriage of mixed material by tipper to site laying in uniform layers with pavers in Sub Base/ Base course on well prepared surface and compacting with vibratory roller to acheive the desired density including cost of material, labour charges, rentals for machinery, fuel and all other incidental charges etc., complete as per clause 406 of MORTH

Collection supply and filling of well gravel filling approved quarry including cost and Conveyance of all materials to site and all labour charges for filling etc., Complete.

Plain Cement Concrete 1:3:6 Mix (one part cement, three part sand and six part of aggrigate) using 40% of 40mm size and 60% of 20 mm size ISS HBG metal from approved quarry including cost and conveyance of all materials to site. Loading and unloading charges and labour charges for mixing. Laying and curing etc., complete as per TNDSS NO: 28 & VI (S2) VI (S5A) VII standard specifications as directed by Engineer incharge.

Plain Cement Concrete 1:2:4 Mix (one part cement, two part sand and four part of aggrigate) using 20mm size ISS HBG metal machine crushed from approved quarry including cost and conveyance of all materials to site, loading and unloading charges and labour charges for mixing, laying and curing etc., complete as per TNDSS NO: 28 & VI (S2) VI (S5A) VII standard specifications as directed by Engineer incharge.

Laying with new C.C. Laminated tiles (Like Dora tiles Eurocon tiles etc),(anti skid) of 20mm thick of approved spl quality and set in Cement Mortar 1:3 (1 of cement and 3 of sand ) 20mm. Thick using river sand and pointing with colour cement using at the rate of 0.40 kg/M2 and mixing with colour pigment at the rate of 0.3 Kg/M2 including finishing complete with Standard Specification and as directed by the Departmental Officers etc.,

Dadooing the walls with glazed tiles of 15 c.m x 15c.m 6mm size laid in cement mortor 1:2 mix 10mm thick and pointing with 0.40 kg white cement per m2 etc.

Supply and fixing of 3 core 4 sqmm flat submersible cable for submersible pumpset including all charges etc..complete

Supply and fixing of Following GI pipes and specials including all charges etc..complete 32mm GI pipe

32mm GI coupling

32mm GI elbow

Desilting light or sandysoil or silt from infiltration wells below water level including the charges for special T&P and air compressor etc. complete.

Dewatering using 3HP to 70HP diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete.

Labour charges for erection of 1.00HP submersible pumpset in the openwell including fixing and jointing of submersible cable with proper clamps up to starter to the required depth and also fixing of riser pipe to the required depth valves erection clamps pressur gauge up to the exterior wall of the pump room and erection of panel board consists of TPICN switch,ammeter voltmeter three pilot lamps capacitor single phasing preventer water level guard and laying and jointing of cable and TWIN earthing as per IE Rules etc complete and testing the pumpset and trair run for 10 days etc complete

SADAYAL MUNIYANDI