Installation of 05 (five) nos. Mini Deep Tube well with Submersible Pump including pipeline in different places under Ward No-33, AMC

Drilling and boring of pilot hole in any strata by manual means, collection of soil sampales of different strata met with during drilling at various suitable levels and preservation of samples in plythene bags / sample boxes and disposal of excess soil or mud including the cost for water etc. as required to maintain the pilot hole properly as per specification and direction of the Engineer In Charge. (A) 100 mm dia.

Reaming of pilot hole to an enlarged bore hole in any soil starta by manual means, disposal of excess soil or mud, including the cost for water etc. as required to maintain the bore hole properly as per specification and direction of the Engineer-in-charge, A) From 100 mm dia pilot hole to 250 mm bore hole

Providing and fixing of UPVC end cap suitable for UPVC'CM" casing or 'CS' casing or 'RS' pipes as per specification and direction of the Engineer-in-charge, i) 100 mm dia

Providing & lowering of UPVC pipe as per IS:12818 after washing of the bore hole by manual means as per specification and direction of the Engineer-n-charge. A)'CM'casing pipe,i) 150 mm dia

Providing & lowering of UPVC pipe as per IS:12818 after washing of the bore hole by manual means as per specification and direction of the Engineer-n-charge. A)'CM'casing pipe,ii) 100 mm dia

Providing & lowering of UPVC pipe as per IS:12818 after washing of the bore hole by manual means as per specification and direction of the Engineer-n-charge. B) RS pipe i) 100 mm dia

Providing and fixing of UPVC reducer suitable for UPVC 'CM' casing or 'CS' casing or 'RS' pipes as per specification and direction of the Engineer-in-charge, ii) 150x100 mm dia

Washing and development of tube well by using hand pump or by any suitable method and testing of the well as per specification and direction of the Engineer-in-charge.

Providing and shrouding of the deep tube well assembly with washed pea gravels (2.0-4.75) mm effective size) as per specifiation (IS:4097) using deep drilling rig and direction of the Engineer-in-charge, A) with contracor's high power rig i) with pea gravels obtained from Durgapur, West Bengal.

Fabrication of column pipe including providing &fitting fixing of G.I. flange by cutting the G.I pipe into 3.05 mtrs.size and welding the same with GI flange as per specification and direction of the Engineer-in-charge. (GI pipe will be issued by the Department at free of cost) i. For 50 mm dia GI pipe with 10 mm thick GI flange.