Construction of 10,000 Lr Capacity OHT at Patchikkottai AD Colony in Patchikkottai Panchayat

Construction of 10,000 Lr Capacity OHT at Patchikkotai AD Colony in Patchikkottai Panchayat

Earth work Excavation in all classes of soils such as hard stiff clay. Stiff block hard red earth, shales, murram, gravel, stoney earth expect hard rock requiring blassing and depositing on bank with all leads and lifts and all incidental charges such as

First depth of 2m

Second depth of 1m

Filling with clear river sand in foundation including cost & conveyance to site and labour charges for watering raming and all other incidental charges etc., complete.

PCC 1:4:8 mix using 40mm ISS HBG metal including cost & conveyance of all materials to site including cost of cement and labour for mixing laying compacting curing concrete and all other incidental charges etc., complete for foundation.

RCC 1:1.5:3 mix using 20mm ISS HBG metal including cost & conveyance of all materials to work site and including cost of cement all other incidental charges etc., completed but executing cost and conveyance of steel fabrication charges and centering complete.

A) 1.5m to 4.50m Below GL

B) 0m to 1.50m Below G.L

C) Column above upto 4.5m from GL

D) Column 4.51m to 7.32m above GL

E) Roof slab 7.33m to 10.98m from GL

STEEL CENTERING: Centering for sides and soffits includig necessary supports and strutting to the required height for the folllowing RCC items using MS sheets of suitable size of B.G. 10 stiffened with welded MS angles of size 25mmx25mmx3mm for boarding, laid over silver oak (country wood) joist of size 10cmx6.5cm spaced at 90m C/C and supported by causrina props of 10cm to 13cm dia spaced at 75cm C/C complying wth standard specification etc., completed as directed by TWAD board officers.

A. PLANE SURFACE

i. Below GL

ii) G.L and at 3.30m from Above G.L

iii) 3.31m to 4.30m from above GL

iv) 6.31m to 7.30m from above GL

B) CURVED SURFACE

i) Upto 3.30m ht

ii) Floor Slab Sides (6.30 to 7.30m)

C. SQUARE COLUMN

i) Below GL

ii) Column 0m to 3.30m above GL

iii) Column from 3.31m to 4.30m above GL

iv) Column from 4.31m to 5.30m above GL

v) Column from 5.31m to 6.30m above GL

vi) Column from 6.31m to 7.30m above GL

Painting two coats of Emulsion paint with approved cement paint over one coat of priming coat over cement plastered exposed surface of the reservoid including cleaning preparing the surface and curing etc., complete

Supply and fabrication of steel as per IS432/1960 (Tested Quality) including fabrication charges for all RCC items schedule in the tender including cost of steel including cost of electrodes and power for wilding typing wires, space bars cover blocks and all other incidental charges etc., completed and as directed by TWAD board officers.

Supply and Delivery and fixing of outside MS Ladder of 45cm clear wide made out of 50 mm x 50mm x 6mm MS angle for sides and steps in 16 mm MS plain rods fixed at 30cm C/C welded jointed etc ., providing with suitable side supports, clamps and locking arrangements provided with two coats of approved enamel paint over one coat of redoxide paint , for providing access to roof top of 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 necessry anchor bolts.

Providing and fixing of RCC inner access ladder in R.C.C. 1:1.5:3 mix using 20mm and 10 mm size hard granite broken stone (machine crushed) inside access ladder 0.60m wide made with steps at 45 cm interval from roof slab to floor slab level of the S.R including cost of reinforcement, fabrication, labour charges, centering charges colour washing with cement paint of approved colour and quality in two coats etc. complete and as directed by the TWAD Board Officers.

Providing 65 mm GI ventilating arrangements mosquito proof nylon net with 110 mm PVC pipes and cowl and as directed by TWAD Board officers

Supplying and fixing of cut stone of size 0.45m x 0.45m x 0.15 set in CM 1:3 (One cement and three sand) below the inlet pipe inside the service reservoir and as directed by the TWAD Board Officers.

Providing manhole cover of size 0.60 x 0.60M in RCC 1:1.5:3 with suitable reinforcement and 50x50x6mm MS angle fixed along edges and as directed by TWAD Board officers

Provision for pipe connection arrangements for inlet, outlet, scour and overflow etc., including cost of pipes specials, value, labour charge for lifting, aligning, cutting, threading, fixing and painting of GI pipes with two coats of approved quality etc., complete.

65mm GI pipes for inlet connection

65mm GI pipes 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

65x50mm GI reducer

75mmx63mm PVC reducer

65mm GM gate valve

50mm GM gate valve

63 mm PVC 4Ksc Pipe

Refilling foundation with excavated earth

Labour charges for GI pipe connection

Cement Concrete 1:2:4 mix using 20mm HBG metal including cost and conveyance of all materials to work site and all labour charges etc.complete

Supply and fixing of cutstone pillar including cost and conveyance of all materials to work site and all labour charges etc., complete.

Supply and fixing of chain linked fencing with chain links of 10cm x 10cm x10 gauge of best approved quality including cost of GI wire and labour charges for fixing in position etc., complete

RAIN WATER HARVESTING FOR OHT

Earthwork excavation and depositing on bank with initial lead and lift in cll clauses of soils such as hard stiff clay stiff black cotton soil hard red earth, sharles, murrams, gravel, stoney earth and mixed with 50% of fair sized boulders etc. complete.

Sand Filling with good river sand including cost and conveyance of all materials to site including all labour charges for filling etc complete

Supply and fixing of 20mm Broken stone including cost and conveyance of all materials to site including filling etc complete

Supply and fixing of 40mm Broken Stone including cost and conveyance of all materials to site including filling etc complete

Cement Concrete 1:4:8 mix using 40mm metal including cost and conveyance of all materials to site including all labour charges for filling etc complete

Brickwork in CM 1:5 mix using country bricks of size 8 3/4 x 4 1/4 x 2 3/4 including cost and conveyance of all materials of all materials to site and labour charges etc. complete

Cement Concrete 1:2:4 mix using 40mm metal including cost and conveyance of all materials to site including all labour charges for filling etc complete

Plastering with cement mortor 1:5 mix to 12mm thickness including cost and conveyance of all materials to site and all labour charges etc. complete

Supply and fixing of 4"PVC Pipe etc., complete

Supply and fixing of 900mm dia RCC Collar

Pipeline for Pumping Main

Earth work excavation in narrow trench and depositing on bank with an initial lead of 10m and lift of 2m in all soils

Supply and delivery of following PVC Pipes 90mm OD PVC 6KSC Pips

Conveyance of the following rigid PVC Pipes, Lowering to trenches and laying to proper grade and alignment 90mm OD PVC 6KSC Pips

Refiiling the excaveted soil charges

Providing for Supply and fixing of Water Meter with Dirt Box etc., complete

Providing for Erection charges for Water Meter etc., complete. (Includes earth work excavation,labour charges, cutting and threading, conveyance,welding and hire charges for tools and plants etc., complete)

Pipeline for Delivery line

Earth work excavation in narrow trench and depositing on bank with an initial lead of 10m and lift of 2m in all soils

Supply and delivery of following PVC Pipes 63mm OD PVC 4KSC Pips

Conveyance of the following rigid PVC Pipes, Lowering to trenches and laying to proper grade and alignment 63mm OD PVC 4KSC Pips

Refiiling the excaveted soil charges

GST Amount for providing Service to Government Contract Works for the above Construction & Maintenance Works. { GST Amount is the Total GST Amount for overall quoted amount (Both Construction and Maintenance) above this row in column "BB" for all works in this package} (Refer Clause 1 & 83 of Section 2 of Instruction to Bidders (ITB) of SBD)

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