CONSTRUCTION OF 60000 LIT OHT 12.00 M STG HT INCLUDING PUPING MAIN LINE (535M) AT VADAKKUPATTU IN MEDABVAKKAM PANCHAYAT IN ST. THOMAS MOUNT PANCHAYAT UNION. SCHEME OF 15TH CFC VP TIED 2025 - 2026 ESTIMATE AMOUNT RS.31.37 LAKHS

Amount

60000 Liter OHT: Earth work excavationand depositing on bank with initial lead and lifts of 2m in the following classification of soil as directrd by TWAD Board officers.

First depth of 2m

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 TWAD Board 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 TWAD Board officers.

RCC 1:1.5:3 mix using 20mm ISS HBG metal including cost and conveyance and all other labour charges etc complete.

For items 1.5m to 4.5m below GL

For items 0 to 1.50m below GL

For items 0m to 1.5m 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 stiffened with welded MS angles of size 25mm x 25mm x3mm of boarding

PLANE SURFACES Below GL

ABOVE G.L. to 3.30m

Curved Surface

11.30m to 12.30m from floor level

12.30m to 13.30m from floor level

13.30m to 14.30m from floor level

13.30m to 14.30m from floor level

Square column

Below G.L. upto 3.30m

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

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 TWAD Board officers.

Supply delivery and fixing of staircase with M30 grade concrete for landings, MS ladder of 0.45m wide using 50x50x5mm MS angles for sides and steps at 0.30m c/c, with GI pipe handrails using 32mm GI pipes for railings and verical support at 0.45m C/c, MS flats (Size 40mm x 5mm ) for horizontal ties at 0.3m c/c and at bottom with Anchor fastener bolts of size 12mm x 75mm including cost of materials labour for fabrication of handrails fixing, painting etc., complete.

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

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

Providing cut stone slab in CM 1:3 and as directed by RD officers

Providing manhole cover of size 1x1 0.60 X 0.60M in RCC 1: 1.5:3 with suitable reinforcement and 5O x 5O x 6mm MS angle fixed along edges and as directed by RD 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 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 GI tee

65mm GI bend 90

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 TWAD board officers

Providing Hand Rails Over the Roof slab by using 32mm GI Pipe with 40mmX6mm MS Flat and fixed with 12mm dia Fastner Bolt 75mm long and as directed by RD officers

Earthwork Excavation for 63/90mm PVC pipe laying work including cost of all work as per Standard Specifications 20B (in Rm)

Supply & Delivery of 63mm OD PVC Pipe as per IS 4985/2000 6.00 kg per Sqcm including cost & Conveyance of all materials & all Labour charges etc complete

Supply & Delivery of 90mm OD PVC Pipe as per IS 4985/2000 6.00 kg per Sqcm including cost & Conveyance of all materials & all Labour charges etc complete

Lowering and Laying the PVC Pipes and Specials to Trench, Laying to Proper Grade and Alignment, Jointing with PVC Coupler and Specials etc completed

63 mm PVC

90 mm PVC

Refilling excavated earth Including All Labour Charges Including Cost and Conveyance etc Complete. 1x0.60x1.05=0.378

63 mm PVC

90 mm PVC

Supply and Fixing of 50mm Dia GM Gate Valve including cost and coveyance of all Materials & all Labour Charges etc completed

Supply and Fixing of 80mm Dia GM Gate Valve including cost and coveyance of all Materials & all Labour Charges etc completed

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}18%

LCR AND SONS (BID ID -1536365)