Operation running mtc. of different JJM NRDWP ARWS RWS RIDF schemes under DWS Hezamara sub Div. SH. Providing, repairing of different types of spindles,column pipe, different GI special inc. safety arrangement of DTW scheme during 2025-26 Gr-I

Providing & fabrication of column pipe including fitting fixing of G.I flange by cutting the G.I pipe (conforming to IS:1239 medium class ) into 3.05 mtr. long & welding the same with GI flange as per specification & direction of the Eng-in-charge (GI pipe will be provided by the agency at his own cost & risk)

i) For 80 mm dia G.I. pipe with 10 mm thick GI flange

ii) For 100 mm dia G.I. pipe with 10 mm thick GI flange

Providing & fitting fixing of G.I flange (10mm wall thickness) by welding with G.I/MS pipe & placing position as per specification and the direction of the Eng-in-charge.

i)150 mm dia

ii)125 mm dia

iii)100 mm dia

iv)80 mm dia

Charges for making G.I. Short piece i/c. cutting, threading at both end, fitting, fixing at site etc. as per specification and the direction of the Engineer-in-charge. ( G.I. pipes will be supplied from the department free of cost ).

i) 150 mm dia.

ii)125 mm dia

iii)100 mm dia

iv)80 mm dia

Charges for making G.I reducer i/c. cutting, welding, threading at both end, fitting, fixing at site etc. as per specification & the direction of the Eng-in-charge. (G.I pipes will be supplied from the department free of cost).

i) 150 x 125 mm dia.

ii) 150 x 100 mm dia.

iii) 125 x 100 mm dia.

iv) 100 x 80 mm dia.

Charges for making G.I. tail piece with MS flange (8 mm wall thickness) at one end & threading at other end in/c. cutting, threading, welding & fitting, fixing as per specification & the direction of the Engineer-in-charge. (G.I. pipes will be supplied from the department free of cost).

i) 150 mm dia

ii) 125 mm dia

iii) 100 mm dia

iv) 80 mm dia

Providing & fixing C.I non-return valve of approved quality as per of CPWD specification & direction of the Eng-in-charge.

i) 80 mm nominal bore

ii) 100 mm nominal bore

Providing & fixing G.I Unequal Tee with the pipe line in/c testing of joints complete as per CPWD specification & direction of the Eng-in-charge.

i) 100 x 100 x 80 mm dia

iii) 150 x 150 x 80 mm dia

ii) 150 x 150 x 100 mm dia

Providing and fixing G.I. Bend /elbow in the pipe line including testing of joints complete as per CPWD specification and direction of the Engineer - in - charge.

i) 80 mm dia

i) 100 mm dia

i) 125 mm dia

Providing and fixing of housing clamp ( made with 12 mm thick MS sheet ) along with well cap (made with 10 mm thick MS sheet ) with necessary arrangements for SBDTW as per specification and direction of the Eng-in-charge.

i) 300mm dia

ii) 150mm dia

Providing and fixing of well cap (made with 8 mm thick MS sheet) by welding with blind pipe including applying of anti-corrusive bitumastic paint as per specification (IS:2800 (part-I) & direction of the Eng-in-charge.

i) for 300 mm dia ERW pipes

ii) for 200 mm dia ERW pipes

Making supplying & fitting fixing of MS spindles in/c socket for sluice valve as per department sample.

i) 80 mm dia.

ii) 100 mm dia.

iii) 150 mm dia.

Providing making & fitting fixing sluice valve gland plate for 150mm dia CI valve.

Providing & fitting, fixing GI pipes of 110mm dia GI pipes staging 3(Three) Nos. 9.00 Mtr. each in/c welding with MS flange bottom of the GI pipe and top with 3(Three) Nos. 125mm dia GI nipple length 450mm dia in/c welding with 10mm thick MS plate of size 40 X 40 X 10mm and 25mm dia MS hook for hanging chain pully in/c hoisting and claimbing bottom to top of the hook in proper position complete as per direction of the Eng-in-charge (GI pipe supplied at free of cost).

Providing and fixing G.I. pipes medim class as per IS : 1239 with latest amendment complete with G.I. fittings including trenching and refilling, cutting and making good the walls etc. complete as per CPWD specification and direction of the Engineer - in - charge. A. External Work.

i) 80 mm dia nominal bore

ii) 100 mm dia nominal bore

iii) 125 mm dia nominal bore

iv) 150 mm dia nominal bore

Providing & fitting fixing GI pipe (Medium Class) conforming to IS 1239 for column pipe assembly for installation of submerssible pump motor as per direction of the Engineer in Charge.

i. 40 mm NB

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