Construction of 30000 Litres Capacity OHT at Kovilseemai in Kadambur Panchayat of T.Palur Block in Ariyalur District under 15th Finance Commission Grant 2025-26 (Convergence Fund)

Amount

Earth work excavation & depositing on bank with an initial lead of 10 metre & initial lift of 2 metre in Hard shift clay, stiff block cotton, hard red earth shales, murrum, gravel, stoney earth, and earth mixed with small size boulders and hard gravelly soil (SS 20B) for foundation including shoring, strutting, baling out water providing danger light wherever necessary depositing the surplus earth on bank and other incedential charges etc., complete and as directed by the Departmental Officers

First depth of 2m From 0 to 2 m below GL

Second depth of 1m

Sand filling for foundation with clear river sand including cost of sand, watering ,ramming and consolidation etc complete as directed by the Departmental Officers

Plain Cement Concrete 1:4:8 (one cement, four sand and eight hard granite broken stone of 40mm size ISS gauge) for foundation and footing including mixing, placing, ramming ,finishing curing etc. complete in accordance with standard specification and as directed by the Departmental Officers

Plain Cement Concrete 1:2:4 (one cement, two sand and four hard granite broken stone of 20mm size ISS gauge) including mixing, placing, ramming ,finishing curing etc. complete in accordance with standard specification and as directed by the Departmental Officers

Reinforced Cement Concrete Mix M30 grade using 10mm & 20mm Hard blue granite Broken stone (machine crushed) excluding the cost of RTS rods for reinforcement and centering, strutting, shuttering but including cost of all materials mixing, laying, Vibrating the concrete with mechanical vibrators, ramming, consolidating, finishing and curing etc., Complete and as directed by the Departmental Officers

For items Below 1.5m from GL

For items 0 to 1.50m below GL

For items 0m to 4.5m above GL &1.00 m Above G.L

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 above 14.64m & up to 18.30m from GL

Supply and erection of steel centering, shuttering for soffits and sides including necessary supports and strutting for all RCC works using MS sheets of suitable size of BG10 stiffened with MS angle of size 25 X 25 X 3 mm for boarding laid over I type MS Truss of size 25 X 25 X 3mm about 90cm c/c and supported by 40mm GI pipes (Medium) spaced at 75cm c/c etc complete and as directed by the Departmental Officers

PLANE SURFACES - Below G.L.

ABOVE G.L. to 3.30m

Square Column - Below GL and upto 3.30m above GL

3.31m to 4.30m ht

Curved Surface - 11.30m to 12.30m

Supplying, cutting, bending, tying, fabricating and placing in position of steel rods for all RCC works including cost of steel and binding wire etc.( The steel should conform to the relevant ISspecification and supplied with test certificate Fe. 415 grade as per IS specification No.1786/1985 and as amended from time to time) delivery at site of work including loading, freight, unloading, stacking, transit insurance charges, taxes etc. complete and as directed by the Departmental Officers

Painting two coats with approved cement paint over one priming coat of white cement over cement plastered wall surface and ceiling including cleaning preparing the surface and curing etc., complete (using cement paint of colour as approved by the Departmental officer) and as directed by the Departmental Officers

Fabrication, supply, delivery and fixing of outside MS Ladder of 45cm clear wide made out of 50 mm x 50mm x 6mm MS angle for both sides and for steps at 30cm C/C welded jointed etc ., for I staging from GL to 1st level brace (weight 4.5kg/m) IInd and IIIrd staging upto floor slab and IVth staging from floor slab to roof top. Supply, delivery and fixing of 32 mm GI pipes medium for hand rails from I stage to IVth stage. RCC M30 Grade mix for Landing slab 5 nos. at Ground Level- 1No. and above Ground Level - 4Nos. Supply and fixing of 32mm GI pipe medium for hand rails for the Landing slab. Supplying and fixing of MS Base plate of 100mm X 100mm X 6mm thick for fixing Anchore fastener bolt for fixing of hand rails at Landing slab and MS Ladder providing locking arrangements with two coats of approved enamel paint over one coat of red oxide paint as per approved Type Design

Providing and fixing of RCC inner access ladder in RCC 1:11/2 :3 (one cement,one and half sand and three aggregate) using 20mm HBG stone for OHT including cost of reinforcement, placing grill in position, centring,shuttering charges, mixing concrete,curing etc. to required height and clear width of 45 cm consisting of 2 nos. of vertical post of 10 cm x 15 cm and step slab of 25mm x 25mm etc.complete and as directed by the Departmental Officers

Providing 110mm PVC vent cowl arrangements mosquito proof nylon net and as directed by directed by the Departmental Officers

Supply and fixing of cut stone of size 0.30m x 0.30m x 0.15m in CM 1;3(one cement and three sand) below inlet pipe for Service Reservoir as directed by the 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 the Departmental Officers

Painting of emblem on the SR with enamel paint as per Board's specification and as directed by the Departmental Officers

Pipe connection arrangements for inlet,outlet,scour and overflow etc. including cost of pipes, specials ,valve,labour charges for lifting, aligning, cutting, threading ,fixing and painting of GI pipes with two coats of approved quality enamal paint etc. complete as detailed below

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

65mm GI Tee

65x50mm GI reducer

75mmx63mm PVC reducer

65mm GM gate valve

50mm GM gate valve

63 mm PVC 4Ksc Pipe

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

Labour charges for GI pipe connection to the OHT, for inlet, outlet, overflow and scour arrangements including cutting and threading, earth work excavation & refilling

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

Providing Hand rails over the Standing Platform by using 32 mm GI Pipe with 40mm x 6mm MS Flat and fixied with 12mm dia Fastner Bolt 75mm long and as directed by the Departmental Officers

Earth work excavation in all types of strata for laying of pipes with the standard trench width as per Bd .Circular No. 28/ AE10/ P&D/ 2001/ dt. 01.10.2001 and JCE (P&D)/ Lr.No. LM/ AE10/ P & D/ 2001/ dt.22.11.2001 - 63mm dia PVC 4Kg pipe

Supply of unplasticised PVC rigid pipes as per BIS 4985/2000 with ISI Marking to site of works - 63mm dia PVC 4Kg pipe

Lowering PVC/ DWSC rigid pipes and specials to trench and laying to proper grade and alignment, jointing with PVC couplers with cement paste - 63mm dia PVC 4Kg pipe

Refilling with excavated soil complying with standard specification in layers of 15 cm thick well rammed and consolidated after pipes and specials are laid and tested - 63mm dia PVC 4Kg pipe

Providing Fencing Arrangements

Earth work excavation in hard stiff clay soil with initial lead and lift as per SS20A for fondation etc complete

Collection and supply of sand and filling in to the basement including cost and conveyance to the siteand all labour charges for filling

CC 1:4:8 mix using 40 mm ISS HBG metal including cost of all materials & labour charges etc complete

CC 1:2:4 mix using 20 mm ISS HBG metal including cost of all materials & labour charges etc complete

Chain Link - 2" x 2" using 10 Gauge Galvanised Iron Wire (of all sizes) including cost of all materials & labour charges etc complete

Barbed Wire - 10 Gauge - Two Ply and Four Pronged (Galvanised)

Labour charges for Barbed Wire - 10 Gauge - Two Ply and Four Pronged (Galvanised)

Cut Stone Pillar of size 0.15 x 0.15 x 2.1m including cost of all materials & labour charges etc complete

Labour Charges for Fixing of Cut Stone Pillar and Binding wire Laying including all charges etc

Provision for Column Gate

Provision for lader door (0.45 x 1.00) etc

Provision for Name board

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 this work}

Krishna and Co (BID ID -1545929)