Mudukulathur 15th Finance OHT

Earth work excavation in all classes of soils such as hard stiff clay, stiff black cotton, hard red earth, shales, murram, ordinary earth, earth mix with 50% fair sized boulders etc., with initial lead and lifts including laying, spreading, leveling, sectioning breaking clods etc., including all incidental charges etc., complete as per standard specification . for Foundations SS 20B TNDSS NO. 23 &24 V, VI (S2) VI 9

First depth 0 to 2 meter raft below GL

2nd depth of 2m to 3m raft

Collection supply and filling of good river sand filling approved quarry including cost and Conveyance of all materials to site and all labor charges for filling etc., Complete.

Plain Cement concrete of mix 1:4:8 (One cement four sand and eight aggregates) using 40mm gauge hard broken including cost conveyance of all materials to site including 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 S25

Reinforced Cement Concrete 1:1:3 Mix M30 grade(One part cement, one part sand and three part of aggregate)using 10mm & 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)

below 1.50m from GL

below GL upto 1.50m depth

above GL upto 4.50m height

above 4.50m and upto 7.32 from GL

above 7.32m & up to 10.98m from G.L

above 10.98m to 14.64m from G.L

above 14.64m & up to 18.30m from G.L

Supplying & Erecting of steel centering for sides & soffiots including necessary supports & strutting upto 3.29m height for plane surfaces in all floors with all cross bracings using mild steel sheets of size 90 x 60cm & 10 gauge stiffened, welded with steel angle of size 25 x 25 x 3mm for boarding laid over silver oak joists(Country wood) of size 10 x 6.5cm spaced @ about 90cm c/c and supported by casurina props of 10 - 13cm dia. spaced @ 75cm c/c etc., complete complying with standard specifications and as directed by the departmental officers. Rate for 10m2.for the following items.(RCC floor slab, roof slab, Rectangular/ square, Tee/ Ell beams, Lintels, staircase waist slabs, Landing slabs, Landing beam, Portico beam etc., ). TNDSS NO.86 K, 86 A

Plain surface

Below GL

upto 3.30m height from GL

From 5.30 to 6.30m ht

From 8.30 to 9.30m ht

From 11.30 to 12.30m ht

Centering for square column

up to 3.30m ht

From 3.31m to 4.30m height

From 4.31m to 5.30m height

From 5.31m to 6.30m height

From 6.31m to 7.30m height

From 7.31m to 8.30m height

From 8.31m to 9.30m height

From 9.31m to 10.30m height

From 10.31m to 11.30m height

From 11.31m to 12.30m height

Centering for Curved Surface

upto 0 to 3.30m ht

Supplying, cutting, bending, tying, fabrication and placing in position of steel rods for all RCC works including cost of steel and binding wire etc. (The steel should conform to the relevantt IS specification and supplied with test certificate Fe.415 grade as per IS specification No.1786/1985 and as amended from time to time) delivery at site of work including loading, freight, unloading, stacking, transit insurance charges, taxes etc. complete and as directed by the TWAD Board Officers.(RTS Rod)

Painting the new walls two coats over one coat of priming with best Emulsion paint of approved colour and quality including preparation of surface and finishing neatly etc., complete complying with standard specification and as directed by the department officers etc., complete complying with standard specifications. TNDSS NO.72G

Fabrication, supply, delivery and fixing of outside MS Ladder of 45cm clear wide made out of 50 mm x 50mm x 6mm MS angle for both sides and for steps at 30cm C/C welded jointed etc ., providing with suitable side supports, clamps and locking arrangement provided with two coats of approvd enamel paint over one coat of redoxide paint, for providing access to roof top of 30,000 litres OHT of suitable inclined length, including bottom anchorage and transportation and as directed by TWAD board officers. the rate includes concrete bed block in CC 1:2:4 using 20mm HBGS at top and bottom of suitable size with necessary anchor bolts.

Providing and fixing of RCC inner access ladder in RCC 1:1.5:3 (one cement, one and half sand and three aggregrate)using 20mm HBG stone for O.H.T including cost of Reinforecement placing grill in the possition centering and shuttering charges mixing concrete curing etc to required height clear width of 45 cm consisting of 2nos vertical post of 10 x 15cm and step slab of 25 x 25mm etc completely and as directed by TWAD Board Officers

Providing 110m PVC Vent cowl arrangements mosquito proof nylon net and as directed by TWAD Board Officers.

Supply and fixing of cut stone of size 0.30m x 0.30m x 0.15m in CM 1:3(one cement and three sand) below inlet pipe for Service Reervoir as directed by TWAD Board Officers.

Supplying and fixing of water tight manhole frame and cover of medium type of size 0.60m x 0.60m in RCC 1:1.5:3 with suitable reinforcement and 50 x 50 x 6mm MS angle fixed along edges and as directed b the TWAD Board Officers.

Painting TWAD Board Emblem on the service Reservoir with enamal paint as per Boards specification and as directed by TWAD Board Officers.

Providing for pipe connection arrangements for inlet outlet, scour and outflow etc., including cost of pipes, specials, valve, labour charge for lifting, aligning, cutting, threading, fixing and painting Of GI pipes with coats of approved quality enamel

INLET and OUTLET Pipe Connection

65mm GI Pipe for inlet connection

65mm GI pipe for over flow & rain water harvesting pipe

50mm GI pipes for scour pipe

65mm GI pipe for delivery pipe

90mm PVC Threaded coupler

63mm PVC Threaded coupler

65mm dia GI Tee

65mm dia GI bend 90

65mm dia GI bend (short)

65mm GI coupler

65mm GI union

65mm GI Elbow

50mm GI union

50mm GI Elbow

65mm GI Tee

65 x 50mm GI reducer

75mm x 63mm PVC reducer

65mm GM gate valve

50mm GM gate valve

63mm PVC 4Ksc Pipe

Refilling the foundation with excavated earth including consolidationas directed by the TWAD Board Officers.

Labour charges for GI pipe conection to the OHT for inlet, outlet, overflow and scour arrangements including cutting and threading, earthworkexcavation & refilling

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