8121/SAR-36/E8 REPAIR/MAINT OF EXTERNAL WATER SUPPLY LINES ETC AT 1 AFSB DEHRADUN AND CONDITIONAL SURVEY WORKS OF AIRFIELD AT AF STATION SARSAWA UNDER GE (AF) SARSAWA

Amount

Excavation in trenches in any type of soil not exceeding 1.5 metre wide and not exceeding 1.5 metre deep and taking out for 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 centimetre thick in layer in any type of soil complete all as specified and as directed.

Removing excavated materials to a distance not exceeding 50 metres and depositing where as directed at a level not exceeding 1.5 metres 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.

M&L for Repairs to road cutting or in PCC path by providing 1:3:6 type C1 using 20 mm graded stone aggregate complete all as specified and directed.

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

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.

Taking Down old castrod pipe 80mm bore including all fittings complete all as specifed.

All as per item No 9 above but 100 mm bore pipe

All as per item No 9 above but 150mm bore pipe

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 12 here-in-before, but 25mm bore pipe.

All as per item No 12 here-in-before, but 40mm bore pipe.

All as per item No 12 here-in-before, but 50 mm bore pipe.

All as per item No 12 here-in-before, but 80 mm bore pipe.

All as per item No 12 here-in-before, but 100mm bore pipe.

All as per item No 12 here-in-before, but 150mm bore pipe.

Dismantling and opening the motor of capacity 60 HP completely including disconnecting the cable connections and coupling of the motor, removing the startar 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 and directed 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. (ii) The rate considered is inclusive of checking of alignment of pump with dial gauge after refitting.

All as per item No 19 above but motor of capacity 27.5 HP

All as per item No 19 above but motor of capacity 35 HP

Materials & Labour for rewinding of electric motor 3 phase 35 HP capacity startar or rotor after removing the burnt out winding wire completely, cleaning the slots of stater or rotor throughly and rewinding with same gauge, number of turns, weight of super enamelled wire complete all as specified and as directed.

Supply and fix in replacement Brass Ball Valve, high Pressuure, with polythene float and fly nut complete, of size 20 mm bore, screwed for iron pipe or brass complete all as speceifed and as directed.

Supply and fixing inreplacement stop valve cast copper alloy , screwed down, high pressure with crutch or butterfly handle screwed both ends for 20 mm bore including fittings and fixtures, as required, complete all as specified and as directed.

Supply and fixed in replacement gun metal globe or gate valve of 50mm bore complete all as speceifed and as directed.

All as per Serial Item No-25 here-in-above but 40mm bore.

All as per Serial Item No -25 here-in-above but 25mm bore.

All as per Serial Item No -25 here-in-above but 20mm bore.

Supply and fixing inreplacement CI sluice valve, class PN-1.6 type of size 80 mm dia ISI marked with iron wheel head and brass spindle. Confirming to IS - 14846 flanged ends including rubber joints and jointing material all as required at site including any addition alteration for fixing at site complete all as specified and directed by Engr-in-Charge.Make : Kirloskar/BIR/Kartar

All as per item No 29 above but of size 100 mm dia

All as per item No 29 above but of size 150 mm dia

Supply and fix in replacement of change over switch 63 Amp 415V four pole in sheet steel enclosure with side handle operation, off load change over complete all as specified and as directed.Make : Havells L&T, standard, control and switch Gewiss.

Supply and fix in replacement change over switch 100 Amp 415V four pole in sheet steel enclosure with side handle operation, off load change over complete all as specified and as directed.Make : Havells L&T, standard, control and switch Gewiss.

Supply and fix in replacement change over switch 200 Amp 415V four pole in sheet steel enclosure with side handle operation, off load change over complete all as specified and as directed.Make : Havells L&T, standard, control and switch Gewiss.

M&L for servicing and repair of chlorination Dosing Pump Installed in Pump house of any Make any size,completed as specified and directed by Engr-in- Charge.

Supply and fixing inreplacement gun metal valve (ISI marked) with spindle and CI wheel, both ends flanged, 80 mm bore including fittings and fixtures, as required, complete all as specified and as directed.

Taking out old unserviceable sluice valve by opening the flanged joints, of 80mm to 150 mm bore, including cutting the existing pipe, threading , welding etc after dismantling the existing floor, road if required including excavation and earth work complete all as specified and as directed.

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 directed. (Note-Each cut to be measured)

Supply and fixing inreplacement Cast iron fitting such as bends (any type , radius and angle), tapers any type, tee, Y junction, collar , tail piece, dummy plate etc flanged and/or socket ends required upto 150 mm bore pipes including joints and jointing materials for run lead joints and flanged joints complete all as specified and as directed.(Run lead joints shall be measured and paid separately)

M&L for 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 (supply of lead shall not be less than 3.50 Kg per joint and spun yarn 0.30 Kg per joint)

Taking out the old unserviceable non return valve 150 mm dia by opening of flange joints and supply and fixing non return valve 150 mm dia cast iron flanged ends complete with joints and jointing materials all as specified and directed.

Supply and fixing non return valve of 100 mm dia cast iron with flanged ends beavy duty complete with joints and jointing materials including taking out old existing valve complete all as specifed and directed

S & F volt meter digital type 0-500 Volts complete all as specified and directed (make AE/SEIMENS)

S & F digital Ampare meter 0-100 Amps complete all as specified and directed (make AE/SEIMENS)

S&F cast iron foot valve suitable for 80 mm dia pipe complete all as specified and directed by Engr-in-charge

Supply, laying and testing UG cable XLPE insulated, armoured, heavy duty electric cable with stranded aluminium conductor, 1100 volts grade, cross sectional area 16 Sqmm 2 Core and including necessary cable lugs, bolts and nutsincluding taking out old existing cable complete all as specified and directed.

All as per serial item No.46 above but 25 Sqmm 3.5 Core.

All as per serial item No.46 above but 35 Sqmm 3.5 Core.

All as per serial item No.46 above but 50 Sqmm 3.5 Core.

Materials and labour for sand cushioning with dry river sand in trenches for covering and cushioning of underground cable line 8 cm thick before laying and 15 cm ehick after laying and punned down to 15 cm thick including spreading, leveling, well ramming completed all as specified and directed. (Note-Only punned thickness shall be measured).

Supply and laying well burnt sub class ‘B’ bricks ( designated 75) locally available best quality laid dry in trenches for protection of underground cable all as specified and directed.

Supply and fix in replacement MCCB 4 pole, 415 V, adjustable type100 Amp with braking capacity 25KA complete all as specified and directed. (Make : Havells Cat No IHLASF0100 or equivalent and approved model of L&T/MDS/Scheineder)

Supply and fix in replacement MCCB 4 pole, 415 V, adjustable type 160 Amp with braking capacity 35KA complete all as specified and directed. (Make : Havells L&T/MDS/Scheineder)

Supply and fix in replacement MCCB 4 pole, 415 V, adjustable type 250 Amp with braking capacity 35KA complete all as specified and directed. (Make : Havells Cat No IHLCNF0250 or equivalent and approved model of L&T/MDS/Scheineder)

Supply and fix in replacement MCCB 4 pole, 415 V, adjustable type 250A DN1 incomer impact test IK 09 complete all as specified and directed. Make L&T or Equivalent.

Supply and fix in replacement MCCB 4 pole, 415 V, adjustable type 400 Amp with braking capacity 35 KA complete all as specified and directed. (Make : Havells Cat No IHLCNF0400 or equivalent and approved model of L&T/MDS/Scheineder)

Supply and fix in replacement Pvc insulated 3 core submersible cable of size of 25/35 sqmm for 27.5 HP and 60 HP submersible pumps complete all as specified and directed. (make : Havells,polycab, or equivalent)

M & L for Cleaning of Over Head water tank of capacity 50000 Gallon of any description and at any height by scrapping all scale, dirt etc and washing thoroughly with clean water complete all as speciefied and as directed by Engr -in-charge

M & L for Cleaning of Under Ground sump of capacity 35000 Gallon of any description and at any height by scrapping all scale, dirt etc and washing thoroughly with clean water complete all as speciefied and as directed by engr -in-charge

Labour only for lifting/taking up of defective submersible pumping set of capacity 27.5 HP-60HP from tube well 110 metre deep approximate after 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 and connection with necessary cables and pipes with nuts bolts and lowering the same all as specified and as directed.

Supply and fixing in replacement stainless steel nuts and bolts 5/8 inch dia, 3 inch long, CRC washer 3 mm thick having 16 mm internal dia and 40 mm outer dia complete all as specified and as directed.

Dismantling motor and pump of capacity 60 HP for repair and over hauling, re-assembling of motor after repair including roter turning, grinding, polishing and balancing the motor and pump including repair to shaft and testing complete all as specied and as directed.

Supply only winding kit with insulating material for 60 Hp Motor complete all as specified and directed.

Supply only bearing bush set of 60 Hp Motor complete all as specified and directed.

Supply only thrust bearing of 60 Hp Motor complete all as specified and directed.

Supply only GM impeller of 60 hp pump complete all as specified and directed.

Dismantling motor and pump of capacity 27.5 HP for repair and over hauling re-assembling of motor after repair including roter turning, grinding, polishing and balancing the motor and pump including repair to shaft and testing complete all as specied and as directed.

Supply only winding kit with insulating material for 27.5 Hp Motor complete all as specified and directed.

Supply only bearing bush set of 27.5 Hp Motor complete all as specified and directed.

Supply only thrust bearing of 27.5 Hp Motor complete all as specified and directed.

Supply only GM impeller of 27.5 hp pump complete all as specified and directed.

Material and labour for earthing complete with galvanized steel earth plate 60cmx60cmx6mm thick electrode, buried directly in ground (earth pit not less than 2.25 meters deep below ground level) with top edge of the plate not less than 1.5 metres below normal ground level, connected to GI earth strip of 25 x 4 mm up to test point by means of nuts, bolts, check nuts and washers of GI including excavation and earth work, PCC 1:3:6 type C-1 pit, 20mm dia GI pipe medium grade for watering pipe and 32 mm bore GI pipe, light grade for protection of earth strip, 40 mm thick RCC 1:2:4 type B-1 cover reinforced with 6 mm dia MS bars @ 75 mm C/C both ways and with MS handle made out of 12 mm dia bars, funnel , wire mesh etc complete all as shown in electrical plate No 5 of SSR part-I and connected to earthing test point all as specified or indicated including testing on completion complete.

M&L for Development/washing of bore well for improving the water quality at different location after disconeecting electric connections and taking out submersible pump set of any capacity with colomn pipe of any length including cable for carring out developement of bore well of any size and any depth and lowering the same and reconnecting electric cable connections after developement complete all as specified and directed

M&L for pea gravells filling (coarse sand mud free),washed pea gravels of size 4 to 6 mm for filling/packing around casing of deep tube well top to bottom.complete all as specified and directed

Supply only calcium hypo chlorite 65% to 70% chlorine content in liquid form for water treatement in 25 kg/40kg bag complete all as specified and idrected. The manufacturer, shall comply and guarantee the authenticity of the product by providing test certificate with Hologram, which will be provided by the authorised Distributor.

Supply, fixing and testing water meter suitable to fit in 80mm bore existing GI/CI pipe complete with flange, gasket, nuts, bolts and all necessary required items all as specified and directed by Engineer-in-Charge.

Collecting water sample from any pump house at 1 AFSB and get it bactoroligical test from Govt/Approved laboratory and submit the report to Engr-in-Charge complete all as specified and directed.

Supply only Chlorine Test Kit ranging from 0.05 - 5mg/l complete all as specified. Make:- Aquasol Product Code: AE409 or equivalent.

Materials and labour for conducting conditional survey of Runway covering all the defects of pavement/flexible surface at 3m x 3m grid interval to be equivalent to the size of the slab including preparing & submitting report in soft & hard copy (06 sets) showing type of distress & their probable reasons, pattern of joints, condition of joints & corners, riding quality, history of construction complete in all respect as per direction and satisfaction of Engineer-in-Charge.

BRIJ CONSTRUCTIONS

DHARAMPAL SINGH AND SONS

Nijamudin & Sons

Deven Associates