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| 1 | Earth Work Excavation for foundation in all types of soils and sub soils to full depth (such as soils in Rock / Silt / Light Black Cotton Soil / Ordinary Soil ) except in rock requiring blasting but inclusive of shoring, shuttering and bailing out water wherever necessary and refilling the sides of foundation with excavated earth other than sand in layers of 150 mm thick well rammed and consolidated, depositing the surplus earth in places shown by the Departmental Officers with initial lead of 10 m and initial lift of 2 m. Complete as per TNSS23 & 24, V, VI (S2), VII, 9,10 |
| 2 | Plain Cement Concrete of mix 1 : 4 : 8 (One part Cement, four part sand & eight part of aggregates) using 40mm gauge hard broken metal from approved quarry including all cost, conveyance of materials to site with proper mixing, compacting, finishing and curing etc., complete as per standard specification. TNDSS NO: 28 V, VI (S2) V,VI (S5A) VII |
| 3 | Supplying anderrecting centeringfor Sides and Soffits including necessary supports and strutting upto3.29mt height for plane surfaces as detailed below in all floors with all cross bracings using mild steel sheets of size 90mm x60mm and 10BG stiffened with welded mild steel angles of size 25mm x 25mm x 3mm for boarding, laid over silver oak joists of size 10cm x 6.5cm spaced at about 90cm centre to centre and supported by casurina props of 10cm to 13cm dia supported at not more than 75cm centre to centre etccompleteComplying with standard Specification without Strutting.TNSS NO or NBC No 30(S) 86 86 A V, VI(S3)VIIPlinth Beam |
| 4 | For Column |
| 5 | Providing and laying in position Standardised Concrete Mix M-20 Grade 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 contenet of 325Kg/ cum and maximum water cement ratio of 0.55 including admixture (Plasticiser / super plasticiser) in recommended proportions as per IS 9103 to accelerate, related setting of concrete, improve workability without imparing strength and durability with about (5.0cum), 7730Kg of 20mm machine crushed stone jelly and with about (3.3 cum), 5156kg of 10 - 12mm machine crushed stone jelly and with about (4.79cum) 7670 kg of Crushed Stone Sand (M- Sand), but excluding cost of reinforcement grill and fabricating charges centering and shuttering but including 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 cost etc., complete complying with standard specification and as directed by the departmental officers - |
| 6 | Suppling and fabricating and placing in position MS(or) R.T.S. bar for reinforcement to all RCC works as per the design given including cost ofsteel and binding wire also in all floors as per standard specification. |
| 7 | Brick Work in Cement Mortor 1:5 Mix (one cement, five sand) using new best fly ash Bricks of size9 ” x 4 3/8 “x 2 3/4 ”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. Complying with std. specifications |
| 8 | Plastering in Cement Mortor 1:5 Mix (one cement, five M-sand) 12mm thick including cost and conveyance of all materials to site, loading and unloading charges and labour charges for mixing, laying and curing etc. complete. Complying with std. specifications. |
| 9 | Supply and fixing of M.S Grills For Compound wall with Doors and Windows with one coat of Red oxide with Primer including all costs such as welding,grinding and fabrication charges, cost and conveyance of all materials to site etc,complete as per standard specification. |
| 10 | Painting the new walls with Exterior Emulsion paint Two coats with good quality of approved Emulsion paintcomplete in all floorscomplying with standard specification.( The Colour and shade of the paint shall be got approved by thedepartmental officers.) |
| 11 | 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 |
| 12 | Supply and Fixingof Electromagnetic Flow Meter shall be a velocity sensing Electromagnetic type, microprocessor based signal converter, sealed housing, flanged tube meter for 1.0 Mpa working pressure, manufactured to highest standard available for mag-meters, equipped with minimum six digit digital totalizers, reading in units of (kilolitres/ cubicmeter) and shall be accurate within 0.5% of Measured value, shall operate within a range of 0.3m/sec to 4 m/sec and be constructed as follows:Meter tube (Sensor) shall be fabricated from stainless steel tube and use class PN10 flat face carbon steel flanges in accordance with IS 1538. These flanges shall be welded to the flow tube. The internal and external of the meter tube shall be blasted to near white and lined with hard rubber/ Polyurethrene/ PTFE preferably by SBR or EPDM. Meter tube shall have a constant nominal inside diameter offering no obstruction to the flow. The accuracy should be inclusive of linearity, hysteresis, repeatability, temperature and pressure effects Coil Housing shall be fabricated from stainless steel (SS 304) with Anticorrosive paint for corrosion resistance and welded to the tube providing a completely sealed environment for all coils, electrode connections and wiring harness capable of submerged or buried operation with IP 68 protection. Signal Converter shall be pulsed DC coil excitation type with auto zeroing. The signal converter shall be remotely mounted away from the meter. The converter shall indicate direction of flow and provide a flow rate indication and a total of flow volume for both forward and reverse directions.The converter shall provide an isolated 4-20 mA output into minimum 500-ohm load and a frequency output of a maximum of 0-10 KHZ and a scaled pulse output, Communication interface is RS485, HART output, . The microprocessor based signal converter shall have a self-diagnostic test mode and a backlit display that continuously displays “Rate of Flow” and “Total Volume”. Converter shall be supplied with a programmable low flow drop out Higher flow and empty pipe zero return. The signal converter housing should be die-cast aluminium with glass window. The converter cum transmitter should be fully programmable form the front facia. The programming should be user friendly, self-prompting menu driven. Flowmeter test calibration certificate from FCRI, flow test lab/ NABL accredited lab to be furnished. Unique Code Description Unit Rate 150 mm 5years warrenty |
| 13 | Supply and delivery of DI D/F Gate (sluice) valves (soft seated) 100mm |
| 14 | 150 mm |
| 15 | DISocket piece-250mm |
| 16 | DITail piece-250mm |
| 17 | Reinforced Cement Concrete 1:1½:3 Mix (One part cement, one and half part m.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. TNDSS NO: 30 V, VI (S3), VII-3. |
