Krishnagiri Dt Mathur Block Mines and Minerals 2025-26 1 work of CONSTRUCTION OF 30000 LITRES CAPACITY OHT(12m stagging) at PALLATHUR VILLAGE H/O NAGAMPATTI Package No 2025-26 MTR 31

1.CONSTRUCTION OF 30000 LITRES CAPACITY OHT(12m stagging) @ PALLATHUR VILLAGE H/O NAGAMPATTI

Earth work excavation for foundation in all soils and sub soils to full depth etc., ordinary soil complete A) First depth of 2m

B)Second depth of 1m

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

For items 1.5m to 4.5m below GL

For items 0 to 1.50m below GL

For items 0m to 4.5m above GL

For items 4.51m 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 above 14.64m & up to 18.30m from 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)

I) Plane Surface

Below GL

From GL to 3.30m

Curved Surface

0 to 3.30m from floor level

Square column Below G.L.

Ground level to 3.30 m

Square column 3.31 to 4.30m

Square column 4.31 to 5.30m

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.

Providing outside M.S Ladder of 45cm wide made out of 50x50x6mm MS angle for sides and steps fixed at 30 cm centre to centre etc.and providing of Landing slabs with hand rails using 32mm GI pipe and 40mmx6mm MS flat etc. as per approved design

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.

Providing GI Ventilation arrangement 2 nos mosquito proof nylon net with 65 mm GI pipe and spls as directed by the Departmental officers 1 m 65 mm Gi pipe, 4 nos 65 mm Gi elbow , 4nos cutting and 8 nos threading and 2 nos 65 mm GI tee

Providing cut stone slab in CM 1:3 of size 0.3 m x 0.3 m x 0.15 m and as directed by Departmental 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 Departmental officers

Provision for pipe connection arrangements for inlet, outlet scour and overflow etc. including 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

65mm Ø GI pipes for over flow & 1xl

65mm Ø GI pipes for over flow & 1xl

50mm Ø GI pipes for scour pipe 1xl

65mm Ø GI pipe for delivery 1x1 pipe

90mm Ø PVC Threaded coupler

65 mm Ø PVC threaded coupler

65mm Ø GI Tee

65mm Ø GI 90degree Bend

65mm Ø GI coupler

65mm Ø GI union

65mm Ø GI Elbow

65x50mm Ø GI Reducer

75mmx 63mm PVC Reducer

75mm PVC Threaded coupler

75x90 PVC Reducer

75x63 PVC Reducer

65mm Ø GM Gate valve

50mm Ø GM gate valve

50mm Ø GI coupler

Refilling the foundation with excavated earth including consolidation as directed by the Departmental officers

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.,

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 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

63mm 4KSCPVC Pipe including laying and jointing,

63mm PVC Elbow

63mm PVC Tee

63mm PVC End Cap

63mmPVC Ball Valve

SUB ESTIMATE FOR HAND RAIL

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

Vertical pipes at 0.45m spacing ( 3.142 * 5.34m / 0.45m = 38 nos)

Harizontal pipes over Vertical pipes ( 3.142 * 5.34m = 16.77m)

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 *5.34 m = 16.77 mWR-M0044

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)WR-M0051

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

32 mm dia GI Ppes cutting charges

32 mm dia GI Pipes Welding charges WD-W0644

MS Plates cutting charges

MS Flates Welding charges

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

32 mm dia GI Ppes Horizantal ( 3.142 * 16.77 m * 0.034 m = 1.79 sqm) and 32 mm dia GI Ppes Vertical = 38 nos x 0.90 m x0.034 m - 1.16sqm ( 1.79 + 1.16 =2.95 )

PROVIDING FENCING ARRANGEMENTS

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

CC 1:2:4 mix using 20mm ISS HBG metal including cost and conveyance of all materials to site and labour chagres for mixing, laying, cmpacting and curing etc., complete.

Supply and erection of centering for sides and soffits including all labour charge

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)

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

Colour washing two coats in all floors using best freshly burnt white shell lime and best quality of approved variety of colouring pigment including cost of lime, colouring pigments, fevicol type gum, brushes, scaffolding charges etc., complete complying with standard specification. Mineral colouring pigments not affected by lime should only be used (stainers and colour solutions should not be used.)

Supply & fixing of Barbed wire including all cost and conveyance etc., all complete

Supply & fixing of CHAIN LINK 2"X2" USING GAUGE Galvanised Iron wire (of all sizes)all cost and conveyance etc., all complete M0408

Provision for erection charges for Precast concrete vertical post including all labour charges etc complete.,

Fabricating Supply and Erecting in positon mild Steel angle iron trusses/Ms Channels including all cost and Conveyance of men and Materials complete Complying with Standard Specification

Providing Lettering Nameboard Charges

Providing Photo Charges

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}

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