IMPROVEMENT OF WATER SUPPLY AT GOVERNMENT HOSPITAL IN TINDIVANAM MUNICIPALITY

Amount

Earth work open well excavation complying with relevan clauses of T.N.D.S.S. Well sinking and with lead upto 10 metre in Hard stiff clay, stiff black coton soil,hard red earth, shales, murram, gravel, stoney earth and earth mixed with small size boulders and hard gravely soil - First depth of 2 metreFirst depth of 2m(0-2)

Earth work open well excavation complying with rele- vant clauses of T.N.D.S.S. Well sinking and with lead upto 10 metre in Hard stiff clay, stiff black coton soil, hard red earth, shales, murram, gravel, stoney earth and earth mixed with small size boulders and hard gravely soil - First depth of 2 metre(Second depth of 2m(2-4))

Third depth of 2m(4-6)

Fourth depth of 2m(6-8)

Earth work open well excavation complying with relevant clauses of T.N.D.S.S. Well sinking and with lead upto 10 metre in soft disintegrated rock, laterite, soft rock or kankar not requiring blasting - First depth of 2 metre( Fourth depth of 2m(6-8))

Fifth depth of 2m(8-10)

Earth work Open well excavation complying with relevant clauses of T.N.D.S.S. Well sinking and with lead upto 10 metre in Medium rock and dense medium rock requiring blasting - First depth of 2 metre(Fifth depth of 2m(8-10)

Sixth depth of 2m(10-12)

Seventh depth of 2m(12-14)

Earth work Open well excavation complying with relevant clauses of T.N.D.S.S. Well sinking and with lead upto 10 metre in Medium rock and dense medium rock requiring blasting - First depth of 2 metre(Eighth depth of 2m(14-16)

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 manual means

Providing and laying in position, standardised concrete Mix M-20 Grade by insitu machine mix concrete adopting weighing batch method in accordance with IS 456 using 20mm and down graded hard broken granite stone jelly for all RCC items of works with minimum cement content of 325 kg/m3 and maximum water cement ratio of 0.55, including admixture (plasticiser / super plasticiser) in recommended proportions as per IS:9103 to accelerate, retard setting of concrete, improve workability without inspiring strength and durability with about (5 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 ofreinforcement grill and fabricating charges, centering and shuttering and also 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, 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).

Supplying and erecting steel centering including necessary supports for plane surfaces for Reinforced Cement Concrete works such as vertical slab, side slabs of boxing, vertical drops, facia, vertical wall, etc. using mild steel sheets of size 1200cm x 60cm and 10 BG stiffened with welded mild steel angles of size 40mm x 40mm x 5 mm for boarding, laid with silver oak joists of size 10cm x 5cm & 7.5cm x 5cm as support runner, Top Horizontal stiffener spaced at about 60cm to 90cm centre to centre or at suitable intervals. MS Channel Section (ISMC 100) shall be provided as a vertical upport @1.20m C/C and with Lateral support of Steel Adjustable Telescopic Props of Size 2m x 2m (expandable upto 3.60m) & steel pipes of 20mm dia @ required level/spacing etc. complete complying with standard specifcation and as directed by the departmental officers. (Payment for centering shall be given after the concrete is laid)(Curved surface)

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)

Refilling excaveted earth including consolidation and ramming

Drilling of borewells of size 4” to 5” dia. In sedimentary formation using hand boresets including insertion of casing pipes and removal of casing pipes etc., including collection of samples as directed by the TWAD Board Officers.

Supplying and painting the walls with two coats of cement paint 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 colour and shade of the cement paint shall be got approved by the Executive Engineer before use of work).

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

Supplying, fabricating, erecting structural steel work for roofing welded or bolted type using MS channels, angles, plates and round bars etc. conforming to IS specification including primer coating and enamal painting as per Design given by the departmental officers etc, complete as per standard specification

Labour for cutting open BT or Maccadam roads for laying water distribution lines etc complete as per standard specifications and as directed by the Departmental Engineer.

Earthwork excavation and depositing on banks with as initial lead of 10m and initial lift of 2m in hard stiff clay, stiff black cotton soil, hard red earth, shales, murram, gravel, stoney earth, earth mixed with small sized boulders and hard gravelly soil to a depth of 1.05m and 0.75m width as per SS 20 B-for pipeline and all other incidental charges etc., complete as per standard specifications and as directed by the Engineer.

Supplying and conveying of 110mm dia in size of HDPE Pipe as per specifications as per IS 8329:2000 for standard length including cost of pipe, labour charges for loading, unloading and stacking at site and all other incidental charges etc., complete as per standard specifications and as directed by the Engineer.

Lowering of 110mm dia HDPE pipes and specials to trench and laying to proper grade and alignment and as directed by the TWAD Officers.

Jointing HDPE Pipes and Specials by butt fusion welding / electro fusion welding joints using fusion equipment as per ISO 21307-2011 and as per IS 7634 (part-2) : 2012 including cost of hire charges for butt fusion equipment power supply arrangements etc., complete as per directed by TWAD Board Officers.

Refilling the pipeline trenches with excavated earth for 110mm dia HDPE Pipe complying with standard specifications.

Supply and delivery of CI D/F sluice valves with cap along with specials of the 100mm dia in size confirming to IS 14846 / 2000 (PN1) including flanged tail piece and other specials as required, loading, unloading, transportation charges and stacking and jointing including cost of jointing materials etc, complete as per standard Specification.

Supplying and delivery of GI pipes 80mm dia at site of work for pipeline works and labour charges including loading freight, unloading, insurance all taxes stacking at site but excluding excise duty etc., complete and as directed by the departmental officers.( Open well To Pipe Line)

Supplying and delivery of GI specials 80mm dia at site of work for pipeline works and labour charges includingduty etc., complete and as directed by the departmental officers.( GI REDUCER (MEDIUM)

G.I. Equal Tee plain

G.I.Bend

Supplying and delivery of HDPE pipes 110mm dia and specials at site of work for pipeline works and labour charges including loading freight, unloading, insurance all taxes stacking at site but excluding excise duty etc., complete and as directed by the departmental officers.(110mm dia 90 deg Bend)

110mm Tee

Testing of 110mm dia HDPE pipes with hydraulic testing equipment by filling with water (including cost of water @ Rs. 60/KL) and testing to recommended pressure in convenient stretches and attending the bursts if any occured during the test, excluding the cost of pipes but including other incidential and operational charges etc., complete

Supply and delivery of Open well Submersible pump set conforming to IS 14220 /2002 and as amended thereafter and BEE 3 Star Rated capable of discharging 300LPM X 40m Head of following duties due to all causes. The pump shall be with stainless steel shaft and dynamically balanced bronze mixed type impeller, CI FG 200 grade casing and brass screws and rotor shall be of copper rod as per IS 613/1984 with ISI mark. The pump is suitable for installation in sump with 1.1KV grade 3 core suitable copper flat submersible cable to a length of 15m with necessary cable joints. The non-return valve located at the top of the pump in the discharge outlet connection is to be designed with minimum friction. The pump should be directly coupled to 2880 RPM, three phase, 50 Hz (±5), 415V+6% & 415V-15% squirrel cage induction motor suitable for DOL upto 5 HP, Fully Automatic Air break Star Delta up to 20 HP and Auto Transformer starter for above 20 HP starting and for continuous operation.

Labour charges for the erection of 5.0Hp submersible pump set in bore well/open well including fixing and jointing submersible cable with proper clamps up to the starter to required depth and also fixing of riser pipes to the required depth valves erection clamps, pressure gauges up to the exterior wall of pump room and erection of panel board consisting of TPICN switches starter, voltmeter, Ammeter, three pilot (indicating) lamps capacitor single phasing preventer, water level guard and laying and jointing the cables and twin earthing as per IE rules etc., complete and testing the pump set and trail run for 10 days.

Supply and delivery of Fully Automatic Auto Transformer Starter suitable for 5.0HP the motor offered. Floor mounting type air/ oil cooled Auto Transformer Starter with tapings at 50%, 65%, 80%, housed in robust steel chamber with arc and main contacts confirming to IS 8544 Part IV for operation in AC three Phase 50 Hz (+/- 5%), 415V (+/- 10%) with the following components etc. under voltage release with no volt coil, over load relay with dash pot arrangements, single phasing preventor, LED ON/ OFF switches, Mounted Ammeter, Earth leakage relay, contactor assembly suitable for next standard KW rating, in coming and out going cable entry provisions, transformer tank including first filling of oil etc.

Supply and laying of L.T. cables 3 core 35 sq.mm 1.1KV grade armoured aluminium conductor cable confirming to IS 1554 part I with ISI marking etc complete as per standard specification.

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 manual means

Plain Cement Concrete 1:2:4 (one part of cement, Two part of Crushed Stone Sand (M- Sand) and Four part of coarse aggregates) using 20mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges and all incidential charges such as water providing etc., complete as per standard specification

ANBARASU (BID ID -1552854)