CLEANING OF OH TANKS, UG SUMPS AND SUPPLY LINES AND OTHER CONNECTED ITEMS AT AF STN AWANTIPUR

Amount

Excavation in trenches in any type of soil not exceeding 1.5 metre wide and not exceeding 1.5 metre deep for taking out/laying of pipe lines, cables and getting out and forming bottom surfaces to required gradient all as specified and as directed.

Returning, filling in, including spreading leveling, watering and well ramming in layers not exceeding 25 centimeter thick in layer in any type of soil complete all as specified and as directed.

Removing excavated materials to a distance not exceeding 50 meters and depositing where as directed at a level not exceeding 1.5 meters above the starting point complete all as specified and as directed .

Demolition cement concrete (un-reinforced) in ground floor and paving n.exc 15cm thickness (below or above ground level) complete all as specified and directed.

Repair to road cutting on PCC path by providing 1:3:6 type C1 in 20 mm graded aggregate 10 cm thick slab complete.

Taking up or down steel tubing and connection 20 mm bore including cleaning for re-fixing or removal from site complete all as specified.

All as per item No 6 here-in-before, but 25 mm bore pipe.

All as per item No 6 here-in-before, but 40 to 50 mm bore pipe.

Refixing old steel tubing and connection 20 mm bore in a new or old position(walls,ceiling,floors etc) complete all as specified and directed.

All as per item No 9 here-in-before, but 25 mm bore pipe.

All as per item No 9 here-in-before, but 40 to 50 mm bore pipe.

Taking down old un serviceable GI pipe any size.

S&F 20 mm bore tube medium grade galvanized with all fitting and fixed to wall, ceiling or laid in floor and trench complete all as specified and directed.

All as per item No 13 here-in-before, but 25 mm bore pipe.

All as per item No 13 here-in-before, but 40 mm bore pipe.

All as per item No 13 here-in-before, but 50 mm bore pipe.

All as per item No 13 here-in-before, but 80 mm bore pipe.

All as per item No 13 here-in-before, but 100 mm bore pipe.

Dismantling and strip opening the motor any size, any capacity completely including disconnecting the cable connections and coupling of the motor removing the stator and rotor units, bearings complete, servicing the motor assembly including cleaning the carbon, greasing the bearings etc. and refit the same after repairs including connecting up of the electric connections complete all as specified by Engr-in-Charge for the following capacities:- Note :- (i) The rate considered is inclusive of tools and plants required for carrying out the repairs. (ii) The rate considered is inclusive of cost towards miscellaneous items such as cotton waste, grease and other consumables. (iii) The rate considered is inclusive of checking of alignment of pump with dial gauge after refitting.

Material & Labour for rewinding of electric motor stator or rotor after removing the burnt out winding wire completely, cleaning the slots of stator or rotor thoroughly and rewinding with same gauge, number of turns, weight of super enameled specified and as directed of the following sizes:- (a) Motor capacity 60 HP

(b) Motor capacity 40 HP

(c) Motor capacity 30 HP

Taking down old u/s gun metal globe valve any size

Supply and fixed gun metal globe or gate valve of 50mm complete, all as specified and as directed.

Supply and fixed gun metal globe or gate valve of 40mm complete, all as specified and as directed.

Supply and fixed gun metal globe or gate valve of 25 mm complete, all as specified and as directed.

Supply and fixed gun metal globe or gate valve of 20 mm complete, all as specified and as directed.

Service and repair of Chlorination Dosing Pump Installed in Pump house of any Make any size, completed as specified and directed by Engr-in- Charge.

Cutting into the existing CI pipe 150mm bore, in position for insertion of Tee, junction etc, of any size, for diversion the pipe line, including necessary excavation and earth work complete all as specified and as directed.

Repairing the run lead joints by burning out and taking out the existing run lead and filling the joint with pig lead/lead wool and caulking properly for 150mm bore CI pipe including necessary excavation and earth work complete all as specified and as directed (New Run lead shall not be less than 3.500 Kg per joint and spun yarn 0.30 Kg per joint)

S & F volt meter digital type 0-500 Volts (Make: AE/SEIMENS)

S & F digital Ampere meter 0-100 Amps (Make: AE/SEIMENS)

Taking down old u/s cast iron foot valve any size

S&F cast iron foot valve 100 mm dia complete all as specified and directed by Engr-in-charge

S&F cast iron foot valve 150 mm dia complete all as specified and directed by Engr-in-charge

Supply and fix Pvc insulated 3 core submersible cable of size of 25 sqmm submersible pumps (Make : Havells/Polycab or equivalent)

M&L for Cleaning and sterilization of under Ground/Semi Under ground water tank of capacity 30000 Gallon having two compartment each of 15000 gallon, and cleaning the tank Mechanically dewatering of UG Sump process the manhole and surroundings are cleaned of dirt, Mud and algae after which the water below the foot valve level is pumped out using special de-watering equipment and provide two coat of lime wash(quick lime) to the walls, ceiling and bottom of the UG Sump, complete all as specified and as directed by Engr-in-Charge.

M&L for Cleaning and sterilization of Over Head water tank of capacity 50000 Gallon having two compartment each of 25000 gallon of height 20 mtr above, cleaning the OHT and the manhole and surroundings are cleaned of dirt, Mud and algae removed by using special de-watering equipment and provide two coat of lime wash(quick lime) to the walls, ceiling and bottom of the UG Sump, complete all as specified and as directed by Engr-in-Charge. Note for Sr No.35 & 36 :- All necessary protection gears and safety measures such as gum boot, helmet, facemask, safety belt, ladder/ scaffolding, hand gloves etc required for safety of manpower engaged in the cleaning work shall be provided by the contractor and the rates shall be included in the quoted rate. The department in any case will not be held responsible for any mishappening due to negligence on contractors part.

Labour only for lifting/taking up of defective submersible pumping set of capacity 15/17.5 HP from tube well 300 metre deep approximate dismantling of connected rising main, non return valve, bend etc from delivery of pumping set, lifting of column pipe of size150/ 100 mm fixed with pumping set column pipe from socket/flange cutting of welded slip unscrewing of cable, holding clamps and disconnecting of submersible cable joint complete and refitting the motor and pump set after repair rand connection with necessary cables and pipes with nuts bolts and lowering the same all as specified and as directed.

Supply and install Three phase digital Auto Switch, motor protection and timer (3 HP to 100 HP) including dry run protection, overload protection, single phase preventer, phase sequence detector, power on auto start functionalities, under voltage protection for submersible pump and centrifugal pump complete all as specified and directed by the Engineer-in-Charge.

Note :- An amount of Rs. 64,460.00 on account of credit schedule for Sch 'A' Part-II Shall be deducted from the total amount of BOQ to arrive at the contract sum.

M/S ABBAS M. ENTERPRISES (BID ID -3373855)

M/S SHABIR AHMAD SHAH AND CO (BID ID -3367679)

M/S BASHIR AHMAD AND SONS (BID ID -3375084)