Construction of 30000 Litres capacity OHT 12m Stagging at Senkodi Nagar Village near Bayaravar Kovil at Kandhikuppam panchayat Krishnagiri DT Bargur Block Under Mines and Minerals 2025-2026 Package No_02 MM 2025-2026

1. Construction of 30000 Litres capacity OHT (12m Stagging) at Senkodi Nagar Village near Bayaravar Kovil H/o Kandhikuppam Rs.18.82 /- Lakhs

Earthwork excavation and depositing on bank with an initial lead of 10m and lift of 2m in the following classification of soils as directed by Departmental officers. Hard stiff clay, block cotton, hard red earth shales, murram, ordinary gravel, stoney eart

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 sand and eight aggregates) using 40mm HBGS for levelling course for foundation including the cost of mixing concrete, ramming, curing etc., complete as directed by Departmental officers.

RCC in M30 GRADE using graded aggregtes of HBGs excluding cost of reinforcement, centering, shuttering strutting, but including cost of mixing concrete, placing, vibrating with mechanical vibrator, finishing, curing etc., complete as directed by 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 steel centering for sides and soffits I including necessary supports' and shuttering to the required height for RCC items using MS sheets of suitable size of BG.10 stiffeneq with welded MS angles of size 25mm x 25mm x3mm of boarding

PLANE SURFACES

Below G.L.

ABOVE G.L. to 3.30m

Curved Surface

0 to 3.30m from floor level

Square column

Below G.L.

Ground level to 3.30 m

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, fabricating and placing in position of HSD steel rods for Reinforcement including the cost of steel and binding wire etc., complete and as directed by Departmental officers.

Fabrication, supply, delivery and fixing of outside MS ladder of 45cm wide made out Fabrication, supply, delivery and fixing of outside MS ladder of 45cm wide made out of 50x50x6mm MS angle for sides and steps in 16mm MS plain rods fixed at 30cm c

Providing and fixing of RCC inner access ladder in RCC 1:1.5:3 (one cement, one and half sane! and three aggregates) using 20mm HBG stone for OHT including cost of reinforcement, placing grill in position, centering shuttering charges, mixing concrete cu

R.C.C. 1:1/2:3 using 20mm HBG Stone

Shuttering charges by using MS angle and MS sheet

Steel fabrication, placing and fixing of steel including cost of steel and binding wire etc., complete

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

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

Horizontal 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 m Total Weight 16.77 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)

Labour charges for Fabrication of MS Flates and GI Pipes

32 mm Dia GI Pipes Cutting Charges

32 mm Dia GI Pipes Welding Charges

Painting of Iron works

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 )

Provision for Pipe Connection Arranagement

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

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 Pumping Main

Earth work excavation for foundation in all soils and sub soils to full depth etc., ordinary soil complete Pipe Trench for 75mm 4ksc pipe

Refilling in foundation and basement with excavated earth in layer of not more than 15cm thick Pipe Trench, 75mm 6ksc pipe

Towards supply, cost, laying of GI/ PVC pipes & specials And Electrical items including all cost and conveyance etc., all complete 75mm 6KSCPVC Pipe including laying and jointing,

Towards cost for laying of PVC pipes including all cost and conveyance etc., all complete

75mm 6KSCPVC Pipe

75mm PVC Elbow

75mm PVC Tee

75mm PVC End Cap

Provision for DISTRIBUTION LINE

Earth work excavation for foundation in all soils and sub soils to full depth etc., ordinary soil complete Pipe Trench for 75mm 4ksc pipe

Refilling in foundation and basement with excavated earth in layer of not more than 15cm thick Pipe Trench, 75mm 6ksc pipe

Towards supply, cost, laying of GI/ PVC pipes & specials And Electrical items including all cost and conveyance etc., all complete 75mm 6KSCPVC Pipe including laying and jointing,

Towards cost for laying of PVC pipes including all cost and conveyance etc., all complete

63mm 6KSCPVC Pipe laying & jointing

63mm PVC Elbow

63mm PVC Tee

63mm PVC End Cap

Provision for chlorinator

Provision towards pipe line arrangements for FHTC including all cost and conveyance etc., all complete

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

32mm PVC Elbow

32mm PVC End cap

90mm PVC End cap

Cost of brackets for PVC pipes

Provision for Name Board 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 13.2 & 13.3 of Section 2 of Instruction to Bidders (ITB) of SBD)