Himachal Pradesh Irrigation And Public Health Department Tender

Laying, fixing, jointing and testing in trenches steel pipe of following dia meters confirming to ISO 3183-2007, pipe grade L390 or X-56 (latest with upto date amendments) having wall thickness as specified below with plain end and capable of withstanding required test pressure in random length of 4 to 7 meters, including specials, short pieces, bends, reducers, tees etc. made from parent tube, provinding and welding of MS flanges detailed as below. The MS flanges shall confirm to BIS 6392-1971 (with latest up to date amendments) duly welded in two layers (two inner and two outer) with pipes at both ends as per relevant BIS standards along with nuts and bolts of required sizes, 3mm thick compressed asbestos fiber/synthetic rubber gaskets confirming to relevant BIS standards. The laying of pipe will include all operation such as cutting, welding, jointing, providing & fixing of MS flanges, fabrication of bends, tees etc. including lowering and laying in excavated trenches to ensure required level including flushing, cleaning and hydraulic testing complete in all respects to the satisfaction of the Engineer in charge. The fabricated bends shall have three or four cuts having its radius not less than five times the dia of pipe. The pipes shall be factory galvanized (zinc coating both inside and outside) as per relevant IS standards and the damaged portion of the pipes and specials made form the parent tube during welding or otherwise shall be provided anticorrosive treatment by applying two coats of anticorrosive bituminous paint over a priming coat as per AWWA specifications C-203-1978. The welding electrodes shall be as per IS 814 of Advani Oerlikon/ L&T or ISI marked make. The rates also includes entire carriage of material, flushing, cleaning & hydraulic testing complete to the best satisfaction & directin of Engineer in charge with in all leads and lifts. (Earth work in trenches will be measured and paid for separately).

SUBSTITUTE ITEM 100 mm dia , (ISO 3183-2007), Pipe grade X-70,Wall thickness 5.60 mm FT-38 (2nd stage)

Laying, jointing ( by way of circumfrential butt welded joints by electrical arc welding ) and testing of Galvanised mild steel tubes (GI Pipes) of following dia meters confirming to BIS 1239-2001 (latest with upto date amendments) having wall thickness as per code with bevelled / plain ends in a random length of 4 to 7 meters, including manufacturing reducers/ tapers , all short pieces, bends etc. as per site requirement made from parent tubes . The laying of pipe will include all operation such as cutting, welding, jointing, fabrication of bends, tees etc. including lowering and laying in excavated trenches to ensure required level including flushing, cleaning and hydraulic testing complete in all respects to the satisfaction of the Engineer in charge. The fabricated bends shall have three or four cuts having its radius not less than five times the dia of pipe. The damaged portion of the pipes and specials made form the parent tube during welding or otherwise shall be provided anticorrosive treatment by applying two coats of anticorrosive bituminous paint over a priming coat as per AWWA specifications C-203-1978. The welding electrodes shall be as per IS 814 of Advani Oerlikon/ L&T or ISI marked make. The rates also includes entire carriage of material, flushing, cleaning & hydraulic testing complete to the best satisfaction & direction of Engineer in charge with in all leads and lifts. (Earth work in trenches will be measured and paid for separately).

100 mm dia , (Heavy class) Wall thickness 5.40 mm (Stage 2nd)

100 mm dia , (Medium class) Wall thickness 4.50 mm (Stage 2nd)

100 mm dia , (Heavy class) Wall thickness 5.40 mm (Stage 3rd)

100 mm dia , (Medium class) Wall thickness 4.50 mm (Stage 3rd)

Laying, fixing, jointing and testing in trenches Galvanised mild steel tubes of following dia meters confirming to BIS 1239-2001 (GI Pipes) (latest with upto date amendments) having wall thickness as per code with plain ends in random length of 4 to 7 meters, including specials, short pieces, bends, reducers, tees etc. made from parent tube, providing and welding of MS flanges detailed as below. The MS flanges shall confirm to BIS 6392-1971 (with latest up to date amendments) duly welded in two layers (two inner and two outer) with pipes at both ends as per relevant BIS standards along with nuts and bolts of required sizes, 3mm thick compressed asbestos fiber/synthetic rubber gaskets confirming to relevant BIS standards. The laying of pipe will include all operation such as cutting, welding, jointing, providing & fixing of MS flanges, fabrication of bends, tees etc. including lowering and laying in excavated trenches to ensure required level including flushing, cleaning and hydraulic testing complete in all respects to the satisfaction of the Engineer in charge. The fabricated bends shall have three or four cuts having its radius not less than five times the dia of pipe. The damaged portion of the pipes and specials made form the parent tube during welding or otherwise shall be provided anticorrosive treatment by applying two coats of anticorrosive bituminous paint over a priming coat as per AWWA specifications C-203-1978. The welding electrodes shall be as per IS 814 of Advani Oerlikon/ L&T or ISI marked make. The rates also includes entire carriage of material, flushing, cleaning & hydraulic testing complete to the best satisfaction & direction of Engineer in charge with in all leads and lifts. (Earth work in trenches will be measured and paid for separately).

a) 100 mm dia GI pipe, Heavy class, Flange table-28 (Stage 2nd)

a) 100 mm dia GI pipe, Medium class, Flange table-28(Stage 2nd)

a) 100 mm dia GI pipe, Medium class, Flange table-17 (Stage 2nd)

a) 100 mm dia GI pipe, Heavy class, Flange table-28 (Stage 3rd)

b) 100 mm dia GI pipe, Medium class, Flange table-28 (Stage 3rd)

b) 100 mm dia GI pipe, Medium class, Flange table-17 (Stage 3rd)

Providing and laying cement concrete 1:4:8( 1cement:4 sand: 8 graded stone aggregate 40 mm nominal size) and curing complete excluding the cost of form work in foundation and plinth.

Providing and laying cement concrete 1:2:4(1cement:2sand:4graded crushed stone aggregate 20mm nominal size)and curing complete excluding cost of form work and reinforcement for reinforced work in:-

Foundation , footings, basis of columns and the like & mass concrete.

Providing form work with steel plates 3.15mm thick welded with angle iron frame 30x30x5mm so as to give a fair finish including centring,shuttering, strutting and propping etc. with wooden battens and ballies, height of propping and centring below supporting floor to ceiling in all heights and removal of the same for insitu -reinforced concrete and plain concrete work in :

a) Vertical surfaces such as wall (any thickness but not less than 0.1 m thickness) attached pillasters, buttresses, plinth and string courses, etc.

Providing tor steel reinforcement for reinforced cement concrete work including bending binding and placing in position complete including the cost of binding wire in all leads and lifts.