Aravakurichi Block - JJM - Savings Fund - 2023-2024 -Construction of 30000 Ltr Capacity Service Reservoir (12M Staging) at Sooripali in Senthamangalam West Panchayat

Amount

Name of the Work : Construction of 30000 Ltr Capacity Service Reservoir (12M Staging) at Sooripali in Senthamangalam West Panchayat

Earth work excavation and depositing on bank with in initial lead of 10 m and initial lift of 2m in hard stuff clay, stiff black cotton soil, hard red earth, earth mixed with small sized boulders and hard gravelly soil as per SS 20B

First Depth of 2m

First Depth of SDR1-2m

First Depth of SDR1-2m

Second Depth of DMR requiring blasting 2-3m

Filling the sides of foundation with clean River sand in layers of 15cm thick, watered well rammed and consolidated Etc.,complete complying with relevent standard specification ans as directed by TWAD Board Officers.

Cement concrete 1:4:8 mix using 40mm ISS metal including cost and conveyance of all materials to site and all labour charges for mixing, laying and curing etc complete for 10 cum.

RCC M30 design mix concrete (Approx imately for one cum of concrete 400 Kg of cement, 0.47 cum of sand wih bulkage and wastage, 0.57 cum of HBG ston of 20mm size, 0.28 cum of HBG stone of 10mm size are to be used) for the following memebers (excluding the cost of RTS grills for reinforcement centering and shuttering, strutting) but including cost of mixing, laying of concerete, vibrating with mechanical vibrators, ramming consolidating finishing water charges curing etc., complete complying with relevent standard specification ans as directed by TWAD Board Officers.

For items 1.5m to 4.5m below GL

For items 0 to 1.5m below GL

For items 0m to 4.5m above GL

For items 4.50m to 7.32m above GL

For items 7.32m to 10.98m above GL

For items 10.98m to 14.64m above GL

For items 14.64m to 18.30m above GL

Centering for soffits of RCC members including shuttering, strutting to the centering and providing supports Etc., complete for the following members using MS sheets of suitable size of BG 010 stiffened with welded MS angle of size 25X25X3mm for boarding laid over I type of M.S Truss of size 25X25X3mm spacing at about 90 cm C/C and supported by 40mm GI Pipe (medium) spacing at 75mm etc., complete complying with relevent standard specification ans as directed by TWAD Board Officers. The centering should be removed after the specified striping time of the concrete as per IS-456/1978.

Plane Surfaces

0m to 3.30m ht from GL , Below G.L

Above GL to 3.30m (B1) at 2.865m

5.30m to 6.30m (B2) at 5.73m

6.30m to 9.30m (B3) at 8.595m

11.30m to 12.30m above GL

Curved surface 0 to 3.30m

Squre Column

0m to 3.30m Below G.L

0m to 3.30m Above G.L

Painting the new plastered surfaces with two coats of approved (snowcem) cement paint for all the external surface of the structure including cleaning, preparing the surface, curing Etc., complete and as directed by TWAD Board officers using following clour) ivory for all external surface except the projection of floor slab/ roof slab and hand rails) Golden brown for the projection of the floor slab / roof slab and handrails

Supplying , cutting , bending , tying , fabrication and placing in position of steel roads for all RCC works including cost of steel and binding wire Etc., The steel should conform to the revelent IS Specification and supplied with test certificate (Fe.415 grade as per IS specififcation No.1786/1985 and as demended from time to time ) For delivery at site of work including loading, freight, uploading , stacking, transit insurance charges, taxes Etc.,

Up to 16mm dia and above 16mm dia roads

Supplying and Delivery and fixing of outside MS ladder of 45cmm clear wide made out of 50mm X 50mm X 6mm MS angle for sides and steps in 16mm MS plain rods fixed at 30cmm C/C welded jointed Etc.,

Providing and fixing RCC inside access ladder of approved pattern and design in RCC 1:11/2:3 (One cement and one and half sand and three HBG stone of 20mm size ISS gauge) 0.40m width, 0.10m thickness, 0.12m breadth for steps with suitable inclination including cost of cement, reinforcement centering, finishing, curing Etc., complete and as directed by TWAD Board Officers.

Providing PVC ventilating arrangements mosquito prrof nylon net with 110 mm PVC cowl and as directed by TWAD Board Officers.

Supplying and fixing in position of cut stone of size 0.45mX0.45mX0.15m at site in CM 1"3 (One part cement and three part sand) at bottom of inlet pipe inside the sump the suitable size and as directed by TWAD Board Officers.

Supplying , delivery and fixing in position of 0.60X0.60m C.I manhole frams and cover heavy duty approved pattern at the roof slab and as directed the manhole frame and cover should of light Etc., complete and as directed by the TWAD Board Officers.

Labour charges for painting TWAD Board Emblem in accordance with the size and specififcations as approved by the board on the service Reservoirs including cost of all consumables. One coat of base paint, scaffolding charges including paintimg NRDWP logo on the service Reservoir as per standard specifications and as directed by the TWAD Board officers.

Refilling the sides of foundation with excavated earth (other than sand) in layers of 15cm thick, watered well rammed and consolidated Etc., complete complying with standard specification removing and spreading the surplus earth at the places shown and as directed by the TWAD Board Officers

As per item I(a)+I(b) Less item 2,3 & 4A & 4B Total

Provision for pipe connection arrangements for inlet outlet, scour and overflow Etc., including cost for lifiting, aligning, cutting, threading, fixing and painting of GI pipes with two coats of approved quality enamel paint Etc., complete (As per seperate estimate)

65mm GI Pipes for inlet 1X1 connection

65mm GI Pipes for over flow

65mm GI Pipes for scour pipe 1X1

65mm GI Pipes for delivery 1X1 pipe

65mm stub end with flange

65mm GI Tee

65mm GI 90 Bend

65mm GI coupler

65mm GI union

65mm GI Elbow

65mm GI Gate Valve

Labour Charges for lifiting , aligning, cutting, threading, fixing - vide separate sheet

GST Amount for providing Service to Government Contract Works for the above ConstructionWorks. GST Amount is the Total GST Amount for overall quoted amount above this row in column "BB" for all works in this package} (Refer Clause 13.2 & 13.3 of Section 2 of Instruction to Bidders (ITB) of SBD)

SELVAKUMAR CONSTRUCTIONS