Krishnagiri District Hosur Block under JJM MVS State Savings fund 2023-24_Construction of 100000 Litre OHT 12 m Staging height at VOC Nagar H/o Belathur Package No TN_HSR_001

Amount

1.Construction of 100000 Litres Capacity OHT Tank of 12m Staging height at VOC Nagar Village H/o Belathur

Earth work excavation for foundation in all soils and sub soils to full depth etc., ordinary soil complete

Supplying and filling in foundation, basement, etc with filling M.Sand in layers of not more than 15 cm thick well watered, rammed and consolidated etc. complete complying with standard specification and as directed by the departmental officers.

Cement Concrete 1:4:8 (One Cement, Four M.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

Cement Concrete 1:1-1/2:3 (One Cement, One and a half crushed stone M.Sand and Three hard broken stone jelly) using 20 mm gauge hard broken granite stone jelly for all RCC items of works excluding cost of reinforcement grill and fabricating charges centering and shuttering but including laying, vibrating with mechanical vibrators, finishing, curing, etc. and providing fixtures like fan clamps in the RCC floor / roof slabs wherever necessary and bearing surfaces of walls, beams etc. shall be finished smooth with Cement Mortar 1:3 (One Cement and Three M.Sand) and kraft paper laid over it without claiming extra, etc., complete complying with standard specification and as directed by the departmental officers

i) Below 1.50m from GL

ii)Upto GL

iii)Above Gl and Upto 4.50m Height

iv)Above 4.50m and upto 7.32m Ht from GL

v)Above 7.32m and upto 10.98m Ht from GL

vi)From 10.98m upto 14.64m ht above GL

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)

A) SQARE Surface

i) Columns below GL and above GL upto 3.30m ht

ii) Columns above 3.30m upto 4.30m ht from GL

iii)Columns above 4.30m upto 5.30m ht from GL

iv)Columns above 5.30m upto 6.30m ht from GL

v)Columns above 6.30m upto 7.30m ht from GL

vi)Columns above 7.30m upto 8.30m ht from GL

vii)Columns above 8.30m upto 9.30m ht from GL

viii)Columns above 9.30m upto 10.30m ht from GL

ix) Columns above 10.30m upto 10.90m ht from GL

B) Plane Surface

i) Below G.L and upto 3.30m ht above GL

ii) From 3.30m to 4.30m ht above GL

iii) From 6.30m to 7.30m ht above GL

iv) From 7.30m to 8.30m ht above GL

v)From 10.30m to 11.30m ht above GL

vi)From 11.30m to 12.30m ht above GL

c) Circular Surface

i) Centre Below Gl and Above GL to 3.30m

ii) Centre Column From 3.30m to 4.30m Height

iii) Centre Column From 4.30m to 5.30m Height

iv) Centre Column From 5.30m to 6.30m Height

v)Centre Column From 6.30m to 7.30m Height

vi) Centre Column From 7.30m to 8.30m Height

vii) Centre Column From 8.30m to 9.30m Height

viii) Centre Column From 9.30m to 10.30m Height

ix) Centre Column From 10.30m to 10.90m Height

c) Curved Surface

i) Upto 3.30m height (From Floor Slab)

ii) From 10.30m to 11.30m Height

iii) 10.30m to 12.30m Height

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)

Painting two coats of newly plastered wall surface with ready mixed plastic emulsion paint of first class quality and of approved colour over a priming coat including thorough scrapping, clean removal of dirt, and including necessary plaster of paris putty, wherever required etc., complete complying with standard specification.

Supplying and Fixing in Position of Cut Stone set in Cm 1:3 using well dressed cut stone supporting inlet pipe inside the tank and as directed by the officers

Provision for pipe connection arrangements for inlet outlet, scour and overflow etc., includeing cost of pipes, specials, valve, labour charge for lifting, aligning, cutting, threading, fixing and painting of GI pipes with two coats of approved quality enamel paint etc., complete as detailed below.

a) For Inlet Arrangements

80mm GI Pipes

80mm GI Coupling

80mm GI Bend

80mm GI Flange Set

80mm GM Gate Valve

90mmx80mm PVC Threaded Coupler

b) For Outlet Arrangements

80mm GI Pipes

80mm GI Coupling

80mm GI Bend

80mm GI Flange Set

80mm GM Gate Valve

65mm GM Gate Valve

90mmx80mm PVC Threaded Coupler

90mm x 63mm PVC Reducer

c) For Source Arrangemets

80mm GI Pipes

80mm GI Coupling

80mm GI Bend

80mm GI Flange Set

80mm GM Gate Valve

90mmx80mm PVC Threaded Coupler

d) For Overflow Arrangements

80mm GI Pipes

80mm GI Coupling

80mm GI Bend

80mm GI Flange Set

90mmx80mm PVC Threaded Coupler

Rubber Sheet

Bolt and Nuts

e) Labour Charges

80mm GI Pipe - Cuttingt

80mm GI Pipe - Threading

Fabrication,supply, delivery and fixing of outside MS ladder of 45cm wide made out of 50x50x6m MS angle for sides and steps in 16mm MS plain rods fixed at 30cm centre to centre welded, jointed etc., providing with suitable side supports, clamps, and locking arrangements provided with one coat of red oxide paint for providing access to roof top of 10,000 lit. capacity OHT of suitable inclined length, including bottom anchorage and 6transportation and as directed by Board officers.

Provision for CI Man hole cover

Provision for PVC Ventilating arrangements mosquito proof nylon net with 110mm PVC pipes and cowl as directed by departmental officers 2nos etc., all complete

Refilling in foundation and basement with excavated earth in layer of not more than 15cm thick

Providing and fixing of RCC inner access ladder in RCC 1:1:5:3 (one cement, one and half sand and three aggregates) using 20mm HBG stone for OHT including cost of reinforcement, placing grill in position, centering shuttering charges, mixing concrete curing etc., to required height and clear width of 45cm consisting of two Nos. of vertical post of 10cm x 15cm and step slab of 25mm x25mm etc., complete and as directed by Board officers.

Providing Hand rails over the Roof slab by using 32 mm GI Pipe with 40mm x 6mm MS Flat and fixed with 12mm dia Fastner Bolt 75mm long and as directed by Departmental officers

Supply and delivery of 32mm GI Pipes (Medium) for Hand Rails over roof cover slab

Vertical pipes at 0.45m spacing ( 3.142 * 7.34m / 0.45m = 51 nos)

Harizontal pipes over Vertical pipes ( 3.142 *7.34m = 23.06m)

Supply and delivery of MS Base plate 40 x 6 mm thick for Hand Rails at 0.45 m height ( Horizantal ) Weight 1.99 kg / m = 3.14 *7.34 m = 23.067 m

Total Weight 23.06 m X 1.90 kg = 30.86 kg

Supply and delivery of MS Base plate of 100 x 100 x 6 mm thick over cover slab for fixing of 32 mm GI Pipes (Medium) Pipes vertical (approximately 0.750 grams for each)

Supply and fixing of Anchoor fastner bolt 12 mm dia of 75 mm long in the base plates

Labour charges for Fabirication of MS flates and GI Pipes

32 mm dia GI Ppes cutting charges

32 mm dia GI Ppes Welding charges

MS Flates cutting charges

MS Flates Welding charges

Painting of Iron works

MS Flats ( 40 X 6 mm ) 80 + 12 = 92 mm

32 mm dia GI Ppes Horizantal ( 3.142 * 23.1 m * 0.034 m = 2.46 sqm) and 32 mm dia GI Ppes Vertical = 51nos x 0.90 m x0.034 m - 1.56sqm ( 2.46+1.56 =4.02 )

Sundries

Provision for distribution pipe line

Earth work excavation for foundation in all soils and sub soils to full depth etc., ordinary soil complete

Refilling in foundation and basement with excavated earth in layer of not more than 15cm thick

Towards supply, cost, laying of GI/ PVC pipes & specials And Electrical items including all cost and conveyance etc., all complete

63mm 4KSCPVC Pipe including laying and jointing,

63mm PVC Elbow

63mm PVC Tee

63mm PVC End Cap

63mmPVC Ball Valve

Provision for pumping pipe line

Earth work excavation for foundation in all soils and sub soils to full depth etc., ordinary soil complete

Refilling in foundation and basement with excavated earth in layer of not more than 15cm thick

Towards supply, cost, laying of GI/ PVC pipes & specials And Electrical items including all cost and conveyance etc., all complete

75mm 6KSC PVC Pipe including laying and jointing,

75 mm 6ksc PVC Elbow

75mm PVC Tee

75mm PVC End Cap

90mm 6KSC PVC Pipe including laying and jointing,

90 mm 6ksc PVC Elbow

90mm PVC Tee

90mm PVC End Cap

Providing Lettering Nameboard Charges

Provision for Chlorinator as per sub estimate

90mm dia PVC pipe

63mm dia PVC pipe

32mm dia PVC pipe

63 x20mm PVC saddle

90 x63mm PVC reducer coupler

63mm x 50mm PVC reducer coupler

PVC gate valve 90mm dia

PVC gate valve 63mm dia

32mm PVC Elbow

32mm PVC End cap

90mm PVC End cap

Cost of brackets for PVC pipes

Labour charges for fixing the PVC pipes and specials including all charges

Provision for Soak pit as per sub estimate

Earthwork excavation and depositing on bank with initital lead of 10 m and lift of 2.00 m iin Hard stiff clay, stiff black cotton soil Hard red earth shales, murrams and earth mixed with small size in various classification of soil cofirm to SS.20B refilling of excaveted the earth etc. complete.

Cement Concrete 1:4:8 (One Cement, Four M.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

Brick work in Cement mortar 1:5 mix using country brick of size 22 x 11 x 7 cm including cost and conveyance and all labour charges etc.,

Supply and filling of 40 mm HBG metal (Jelly ) including cost and conveyance and all labour charges etc., complete

Supply and filling of Sand as per specification including cost and conveyance and all labour charges etc., complete

Plastering with CM 1:5 mix to 12 mm thick including cost and conveyance and all labour charges etc.,

GST Amount for providing Service to Government Contract Works for the above Construction Works. { GST Amount is the Total GST Amount for total overall quoted amount above this row in column "BB" for all works in this package}

Senthil Kumaran Contractor