Providing Inlet pipe Connection to the Existing OHTs under CWSS to 547 Rural Habitations in Mallasamudram union Elachipalayam Union and 11 Panchayats in Paramathi union in Namakkal District

Amount

ProvidingInlet Pipe Connection to Existing OHTs in various sizes & staging height under CWSS to 547 Rural Habitations in Mallasamudram union, Elachipalayam Union and 11 Panchayats in Paramathi union in Namakkal District

Earthwork excavation and depositing on bank for laying of pipes, in all types of soil and strata with an initial lead of 10m and initial lift of 2m including shoring, strutting and all other incidental works etc., complete and as directed by TWAD Board Officers.

50 mm dia GI Pipe

65 mm dia GI Pipe

80 mm dia GI Pipe

Refilling the trenches with excavated earth (other than sand) in layers of 15cm thick, watered well rammed and consolidated etc. complete complying with standard specification removing and spreading the surplus earth at the places shown within 10 m distance and as directed by TWAD Board Officers.

50 mm dia GI Pipe

65 mm dia GI Pipe

80 mm dia GI Pipe

Supply and delivery of the following sizes of Galvanised mild steel tubes contilnuously welded Electrilc Resistance Welded (ERW), High Frequency Induction Welded (HFIW), Hot Furnaced welded (HFN) types screwed in both ends, conforming to IS 554/85 for pipes threading, socketted on one end and the other end protected with plastic thread protector, GI pipes conforming to IS 1239/Part-I 1990 and as amended from time to time and bearing ISI Mark. The cost of pipes should include loading, freight, transit, insurance, incidental charges, packing, transportation charges stacking at site etc., complete and as directed by the TWAD Board Officers.

50 mm dia GI Pipe for inlet

65 mm dia GI Pipe for inlet

80 mm dia GI Pipe for inlet

Supply and delivery at site of following sizes of G.M valves/ GI specials with ISI marking for jointing with GI Pipes including loading, freight unloading, stacking, insurance etc., complete and as directed by the TWAD Board Officers

GI Flangeset :-

50 mm dia GI Flangeset

65 mm dia GI Flangeset

80 mm dia GI Flangeset

GI Coupler :-

50 mm dia GI Coupler

65 mm dia GI Coupler

80 mm dia GI Coupler

GI Union :-

50 mm dia GI Union

65 mm dia GI Union

80 mm dia GI Union

GI Elbow :-

50 mm dia GI Elbow

65 mm dia GI Elbow

80 mm dia GI Elbow

G.M Gate Valve :-

50 mm dia G.M Gate valve

65 mm dia G.M Gate valve

80 mm dia G.M Gate valve

Supply and delivery for HDPE specials to the site of work including loading, freight, unloading, insurance charges stacking at site etc., complete and as directed by TWAD Board officers.

Stub End with Flange

Labour charges for lifting fixing in position in vertical plane of CI D/F pipe & specials of various sizes (both standard and non standard CI pipes and specials) for lifts including scaffolding and jointing with rubber insertion sheet with MS bolts, nuts complete for inlet, outlet, overflow and scour arrangements for Service reservoirs including testing of pipeline to the required pressure with water including cost of jointing materials such as MS bolts,nuts, M.S.washers, rubber insertion sheets etc., (materials will have to be procured under separate item by the contractor).

GI Pipes and Specials

0 to 2m height

2 to 4m height

4 to 6m height

6 to 8m height

8 to 10m height

10 to 12m height

Labour charges for cutting of GI pipes true to axis and finishing the ends neatly completed and as directed by TWAD Board officers

50 mm dia

65 mm dia

80 mm dia

Labour charges for threading of GI pipes true to axis and finishing the ends neatly completed and as directed by TWAD Board officers

50 mm dia

65 mm dia

80 mm dia

Conveyance of pipe of various type/ size of the following pipes including unloading from lorries at stock yard and stocking properly and loading into lorries at stock yard transportation charges upto 8 KM from stock yard and unloading from lorries at site/ along the alignment carefully and as directed by the TWAD Board Officers.

Upto 125 mm GI Pipe

M/s Maruthi Construction