NATHAM TOWN PANCHAYAT, CONSTRUCTION OF 1.00 LAKH LITRE CAPACITY OHT WITH EXTENSION OF PIPELINE AT 16TH WARD KOVILPATTI IN NATHAM TOWN PANCHAYAT

Amount

construction

Earth work excavation for foundation (for narrow excavation) in all soils and sub-soils and to full depth as may be directed except in rock requiring blasting inclusive of shoring shuttering, bailing out water wherever necessary and depositing the surplus earth within the compound in places shown by the departmental officers with an initial lead of 10 mts and initial lift of 2 mts. and clearing and levelling the site, etc., complete complying with standard specification.

In hard stiff clay, stiff black cotton, hard red earth, shales, murrams, gravel, stoneyearth and earth mixed with small sized boulders

SDR - (Not Requiring Blasting) Earth work excavating and depositing on bank with initial lead of 10 m & initial lift of 2m in Soft disintegrated rock, laterite, soft rock or kankar, not requiring blasting

Cement Concrete 1:4:8 (One Cement, Four crushed stone sand and eight 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 curing etc. complete complying with standard specification

Providing and laying in position,Standardised Concrete Mix M-30 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 cementcontent of 400 kg/m3 and maximum water cement ratio of 0.45, including admixture (plasticiser / superplasticiser) in recommended proportions as per IS:9103 to accelerate, retard setting of concrete,

Beyond 1.5 m below GL

Upto 1.5 m below G.L.

Upto 4.50 m ht. Above G.L.

From 4.50 m to 7.32 m ht. From G.L.

From 7.32 m to 10.98 m ht. From G.L.

From 10.98 m to 14.64 m ht. GL

Outer column 14.64-15.35 m

From 18.3 m to 21.96m

Supplying and erecting centering for sides and soffits including necessary supports and strutting upto 3.29 M height for plane surfaces as detailed below in all floors with all cross bracings using Mild Steel sheets of size 90 x 60 cm and 10 BG stiffened with welded Mild Steel angle of size 25mm x 25mm x 3 mm for boarding laid over silver oak joists of size 10cm x 6.50 cm spaced at abote 90 cm centre to centre and supported by casurina props of 10cm to 13 cm dia spaced at not more than 75 cm centre to centre etc. complete complying with the standard specificaiton. (Payment for centering shall be given after the concrete is laid)

Square Column

Column 0 to 3.3m ht above GL and below GL

Column above 3.3m to 4.3m ht from GL

column above 4.3 m to 5.3m ht from GL

column above 5.3 m to 6.3m ht from GL

column above 6.3 m to 7.3m ht from GL

Column above 7.3m to 8.3m ht from GL

column above 8.3 m to 9.3m ht from GL

column above 9.3 m to 10.3m ht from GL

column above 10.3 m to 11.3m ht from GL

column above 11.3 m to 12.3m ht from GL

column above 12.3 m to 13.3m htfrom GL

column above 13.3 m to 14.3m ht from GL

column above 14.3 m to 15.3m ht from GL

column above 15.3 m to 16.3m ht from GL

Plain surface

Below GL upto 3.3m above GL

0 m to 3.3m ht from floor level

3.3 m to 4.3m ht from GL

7.3 m to 8.3m ht from GL

11.3 m to 12.3m ht from GL

15.3 m to 16.3 m from GL

circular Column

Column 0 to 3.3m ht above GL and below GL

Column 3.3 to 4.3m ht above GL

Column 4.3 to 5.3m ht above GL

Column 5.3 to 6.3m ht above GL

Column 6.3 to 7.3m ht above GL

Column 7.3 to 8.3m ht above GL

Column 8.3 to 9.3m ht above GL

Column 9.3 to 10.3m ht above GL

Column 10.3 to 11.3m ht above GL

Column 11.3 to 12.3m ht above GL

Column 12.3 to 13.3m ht above GL

Column 13.3 to 14.3m ht above GL

Column 14.3 to 15.3m ht above GL

Column 15.3 to 16.3m ht above GL -Curved surface

Curved surface

Curved surface

Supplying, fabricating and placing in position Mild Steel / Ribbed Tor Steel grills for all RCC works as per design given including cost of steel and G.I. binding wire in all floors etc. complete complying with standard specification. (Contractor has to make his own arrangements for the supply of steel and binding wire)

Supplying and painting the walls with two coats of cement paint over one coat of cement primer as instructed by the departmental officers including preparation of surface curing, etc., complete in all floors complying with standard specifications (The colour and shade of the cement paint shall be got approved by the Executive Engineer before use of work).

Providing RCC spiral staircase as per approved design

Supply, delivery and fixing in position of RCC manhole of size 0.60 m x 0.60 m including locking arrangement, cost of materials etc. complete and as directed by the Depart. officers. M-0714 Pg.117

Supply Delivery and fixing of pipe connections

Earth work excavation and depositing on bank with initiallead of 10 m and lift of 2 M in for Laying of 1100 mm dia 6KSC PVC Pipe for Distribution Line narrow trenches for layingof pipes for water supply and sewerage works in thefollowing type of soils as directed by Departmentalofficers such as Hard stiff clay, stiff black cotton, hard red earth, shales,murram gravel, stoney earth and earth mixed with smallsize boulders and hard gravelly soil.One cubicmetre

Supplying and Delivery of 110 mm dia 6 KSC PVC Pipe for Distribution Line and Specilas including all cost of materials and all labour charges with all lead chrages etc complete complying with standarad specifications and as directed by the depatmental officers ( TWAD SOR page No: 5, 10 )

110 mm dia 6KSC PVC Pipe for Distribution Line

110mm dia PVC Bend

110mm dia PVC Elbow

110mm dia PVC TEE

Conveying and Lowering the 110 mm dia PVC pipes and specials in the trenches and laying to proper grade and alignment including all cost of materials and all labour charges with all lead chrages etc complete complying with standarad specifications and as directed by the depatmental officers ( TWAD SOR page No: 171)

Supply and delivery of 100 MM CI D/F sluice valves with cap along with specials of the 150mm dia in size confirming to IS 14846 / 2000 (PN1) including flanged tall piece and other specials as required, loading, unloading, transportation charges and stacking and jointing including cost of jointing materialsetc, complete as per standard Specification. ( TWAD SOR page No:57 )

Supplying of 100 mm dia KINETIC AIR VALVES FOR HANDLING MORE VOLUMES OF AIR IN PUMPING MAIN, DOUBLE ORIFICE KINETIC AIRVALVE CONFIRMING TO IS4845 TAMPER PROOF DESIGN (PN-1) ( TWAD SOR page No:59 )

Supply and delivery of DI D/F 100 mm Gate sluice valves (soft seated) resilient seated soft sealing Gate Valves(Sluice Valves) with body Bonnet of Ductile cast iron ofGrade GGG 40 or equivalent grade, Wedge fully rubber lined with EPDM replaceable spindle nut without gland packing and with 3 O- Ring protection on the shaft and seals of NBR and the valves should be of Vacuum tight and 100% leak proof with face to face dimensions as per BS 5163-89/ISI 4846-2000/DIN 3202 F4. All the valves should be with electrostatic powder coating both inside and out side with pocket less straight through body passage. All the valves are to be compatible for buried application with pressure rating PN 10/16 ( TWAD SOR page No:66 )

Brick work in CM 1:5 (one cement & Five Crushed Stone Sand (M- Sand)) using II class ground moulded bricks of size 9" X 43/8"X 2 3/4" including finishing, curing, etc., complete complying with standard specification

Supply, delivery and fixing of 100 mm dia GI pipe pipes for OHT connectings including civil works (vide separate estimate) ( TWAD SOR PGAE No : 40, 41, 44, 45 )

100 mm dia GI pipe

for scour

100 mm GI TEE

100mm GI 90 deg. Bend

100 mm GI Coupling

100 mm GI Union

100 x 80mm GI Reducer

100 GM Gate valve

80 GM Gate valve

90 mm Threaded coupler

110 mm Threaded coupler

Plastering in Cement Mortor 1:5 Mix (one part of Cement,, five part of Msand)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.TNDSS NO: 56, 57

Refilling the foundation for service reservior with excavated earth (over than sand ) in layers of 15 cm thick well rammed, watering and consolidating etc., complete complying with standard specification as directed by Officers

MOHAMED RASMI H (BID ID -1199404)