Special Repair / Replacement Of Ber E/M Items (Ph-I) At Af Station Dinjan Under Ge(Af) Mohanbari, Dinjan-Assam

88904 / E8 Special Repair / Replacement Of Ber E / M Items ( Ph-I ) At Af Station Dinjan Under Ge ( Af ) Mohanbari -1 Supply And Fix For Ceiling Fan Of 1400 Mm Sweep Jerk Free Rotation And Smooth Running, Working On 230 Volts Single Phase, Ac 50 Hz, Suitable For Movement Complete With Accessories Having 3 Nos Blade Having Aerodynamically Designed And Balanced Complete All As Specified And As Directed. 2 Supply And Fix For Ceiling Fan Of 1200 Mm Sweep Jerk Free Rotation And Smooth Running, Working On 230 Volts Single Phase, Ac 50 Hz, Suitable For Movement Complete With Accessories Having 3 Nos Blade Having Aerodynamically Designed And Balanced Complete All As Specified And As Directed. 3 Supply, Install, Commissioning And Testing Split Type Air Conditioner Of 1.5 Tr Capacity With Rotary Copper Compressor, Air Conditioner Should Have Refrigerent R-32 / 410, 4 Way Air Direction, Room Temp Display, Auto Fan Speed, Auto Swing, Auto Restart, Exhaust Command, Smart Time Guared And Suitable For Working On 230 Volts, Single Phase 50 Hz Supply ( 3 Star Rating ) Complete Including Providing Required Copper Piping, Insulation Etc Cutting Of Wall Powder Coated Steel Brackets And Making Good Disturbed Surface Of Wall Etc. And Remote Operation Complete All As Specified And As Directed. 4 Supply And Fix For 5 Kva Automatic Voltage Stablizer Automatic Boost / Buck Transformer For Low And High Voltage With Electronic Transistors Relay / Time Relay For Two Min Single Phase Naturally Air Cooled, Indoor Type Wall Mounted, Designed To Give Output Voltage 230 Volt With Variation Upto 5% At Input Range Between 170 To 250 Volts Complete All As Specified And As Directed. 5 Supply, Installation And Commissioning Of Water Cooler Partially Stainless Steel, Electric Driven Single Phase Having 150 / 150 Litre Storage Capacity And Nominal Cooling Capacity Complete All As Specified And As Directed. 6 Supply And Fix For Refrigerator With Rotary Copper Compressor And Suitable For Working On 230 Volts Single Phase 50 Hz, Capacity 210 Litres, Bee 3 Star Rated Complete All As Specified And As Directed. 7 Material And Labour For Point Wiring Using Approved Colour Coding As Per Is, With Multistranded Frls Copper Conductor 1.5 Sq. Mm ( Nominal Area ) , Two Single Core Pvc Insulated And Unsheathed Multistranded Cable 1100 Volts Grade Isi-694 Marked Through And Including Medium Grade Isi Marked Ivory Colour Not Less Than 20Mm Size Pvc Casing And Capping Including All Accessories, Sunk Cast Pressed Steel Terminal Box 1.25Mm Thick Suitable Size Including Fixing As Per Site Requirement, And Making Good To Match With Existing Finishes Including Provision Of 3Mm Thick Plastic Laminated Hylem Sheet Cover By Using Cp Machine Screws For Mounting The Switches, Sockets, Regulators Etc. Including Pvc Insulated Multistranded Frls Copper Conductor 1.5 Sqmm ( Nominal Area ) Single Core Cable As Earth Continuity Conductor And Connecting To The Common Earth Dolly For Mounting 5 Amps Switch Socket Combination Complete All As Specified And As Directed. 8 Supply And Fix In Repair For Switch Socket Combination 2 In 1, 5 / 6 Amps Flush Type 230 / 240 Volt Complete All As Specified And As Directed. 9 Material And Labour For Sub Main Wiring With Approved Colour Coding As Per Is With Two Runs Of Single Core Pvc Insulated Frls Cable With Multistranded Copper Conductor Of Size 4.0Sq.Mm Nominal Cross Sectional Area And Drawing Through And Including Suitable Size Medium Grade Pvc Casing & Caping And Accessories Including One Run Of Pvc Insulated 2.5Sqmm ( Nominal Area ) Multistranded Frls Copper Conductor As Earth Wire Including Taking Down Complete All As Specified And As Directed. ( Note- Two Runs Of 4.0Sqmm, One Run Of 2.5Sqmm Conductor And One Run Of Pvc Casing & Capping Will Be Measured As One Unit ) 10 Supply And Fix In Repair For Sheet Metal Enclosures Single Pole And Neutral With A Two Pin And Earth Plug And Socket Complete With One Mcb Dp 20 Amps Complete All As Specified And As Directed. 11 Excavation In Trenches Not Exceeding 1.5 M Wide And Not Exceeding 1.5 M In Depth For Foundation Etc. For Laying Of Pipe And For Create Drain For Iron Removal Plant And Getting Out In Soft / Loose Soil Complete All As Specified And As Directed. 12 Returning, Filling In, Including Spreading, Levelling, Watering And Well Ramming In Layers Not Exceeding 25 Cm Thick With Soils Complete All As Specified And As Directed. 13 Removing Of Excavated Material ( Soil ) To Distance Not Exceeding 50Metre And Deposited Where Directed At A Level Not Exceeding 1.5 Metre Above The Starting Point Complete All As Specified And As Directed. 14 Designing, Supply, Install, Testing And Commissioning Of Iron Removal Pressure Feed Type Filtration Plant 10000 Gph To Withstand To Pressure 10 Kg / Sqcm With Catalytic And Filtration Media ( As Required Size And Grade / Mesh To Obtain Potable Water Recommended Parameters ) Including Ms Frontal Pipe ( Duly Welded ) , Cocks, Valves ( Inlet, Outlet, Back Wash, Rinse And Bypass Complete As Per Manufactures Instruction ) Provision Of Man Hole, Hand Hole Strainer Including Air Vent System, Coagulant Feeder With Accessories, Oxidation Chamber With Media ( Mno2 ) With All Accessories Suitable Capacity With All Fittings Fixture, Pressure Gauge, Rcc / Pcc Foundation As Per Oem Recommendation, Drainage System And Connected To Rising And Delievery System Including Painting And Writing Complete. The Technical Detail Of Oxidation Chamber And Multigrade Filter Are As Given Below- Nmake- Pearl Filter Noxidation Chamber:- Nfeed Flow- 45 Cum / Hr Noperating Pressure- 3.5 Kg / Sqcm Nmax Allowable Pressure Drop- 1.5 Kg / Sqcm Nvessel Size - 800Mm X 1000Mm Nmaterial Of Vessel- Ms Nfrontal Pipe Line Size- 100 Mm Nmedia Type - Manganese Di Oxide Nthickness - ( Shell And Dish Ends ) - 8 Mm Nmedia Quantity- 800 Kg Nmultigrade Filter:- Nflow Rate - 45 Cum / Hr , Operating Pressure - 3.5 Kg / Sq Cm , Max Allowable Pressure Drop - 1.5 Kg / Sqcm , Continuous Duty Cycle - 48 Hrs, Backwash - 20 Min, Rinsing - 10 Min Nfiltering Media Detail:- Nmedia Type - Mixed Sand, Depth Of Sand - 1600 Kg, Depth Of Gravels Support - 2000 Kg, Guarenteed Life Of Filtering Media - One Year Nvessels Details:- Ntype Of Cylinder - Vertical Dimentions ( Dia X Height ) - 1800Mm X 2300 Mm Free Boared For Back Wash - 50% Nmaterials - Ms, Thicness ( Shell And Dish End ) - 8 / 10 Mm N 15 Supply And Fix For 100 Mm Bore Gi Tubing Medium Grade Galvanised, With All Fittings And Laid In Trenches, Floor, Fixed To Pillar And Connection In Old Or New Position Including Fitting Like Socket / Union / Tee / Reducer / Nipple Etc. Complete All As Specified And As Directed. 16 Supply And Fix For 100 Mm Bore Ci Sluice Valve Pn-1.6, Is 14846-2000 With Iron Spindle ( Heavy Duty ) Wheel Head And Both Ends Flanged Complete All As Specified And As Directed. 17 Material And Labour For Constrution Of Valves Pit Chamber Of Internal Dimension 900Mm X 900Mm X 900Mm Using15mm Thick Pcc ( 1:4:8 ) Type D2 ( 40 Mm Graded Crushed Stone Aggregate ) As In Foundation, 23 Cm Thick Brick Wall In Cm ( 1:4 ) , Rendering 10Mm Thick All Around The Brick Work In Cm ( 1:6 ) , Pcc ( 1:2:4 ) Type B1 ( Using 20 Mm Graded Crushed Stone Aggregate ) As In Coping For Grouting Ms Top Sheet Cover With Locking Arrangement Including 50 Mm Pad Lock With Double Key Arrangement, Ms Frame Made Out Of 40 X 40X 5 Mm Thick Angle Iron And Applying Two Coats Of Synthetic Enamel Paint Over A Coat Of Red Oxide Primer On Steel Surfaces Including Necessary Excavation In Any Type Of Soil, Returing Filling In And Removal Of Surplus Soil To A Distance Not Exceeding 50 Metres And Demolition / Dismantling Of Existing Craked Valve Chamber Complete All As Specified And As Directed. 18 Material And Labour 25Mm Bore Gi Tubing Medium Grade In Trenches / Floor / Pillar And Connection In Old Or News Position Including Fitting Like Socket / Union / Tee / Reducer Nipple Etc Complete Required And Directed By Enginee-In-Charge Complete All As Specified And As Directed . 19 Material And Labour 25Mm Bore Gate Valve Cast Copper Alloy Screwed Down High Pressure With Clutch Handle Screwed Both Ends For Iron Pipe Including Taking Out Of Old Unserviceable Gate Valve Complete All As Specified And As Directed. 20 Less Schedule Of Credit N ( Note : The Bidders Are Required To Quote The Same Amount As Inserted In Estimated Rate Column Against The Group Of Credit Items. For Details Refer Schedule Of Credit Including Notes Therein Of Tender Documents.

Sr No	CorrigendumDate	Corrignedum	CorrigendumType	NewSubmissionDate
1	24-Feb-2021	Bid Auto Extn Corrigendum	Bid Auto Extn Corrigendum	03-03-2021

INR 500 /-

INR 58000.0 /-

Refer document

Name of Work : SPECIAL REPAIR / REPLACEMENT OF BER E/M ITEMS (PH-I) AT AF STATION DINJAN UNDER GE(AF) MOHANBARI
	Sl. No.	Item Description	Item Code / Make	Quantity	Units
1	1	Supply and fix for ceiling fan of 1400 mm sweep jerk free rotation and smooth running, working on 230 volts single phase, AC 50 HZ, suitable for movement complete with accessories having 3 Nos blade having aerodynamically designed and balanced complete all as specified and as directed.	item1	95	Each
2	2	Supply and fix for ceiling fan of 1200 mm sweep jerk free rotation and smooth running, working on 230 volts single phase, AC 50 HZ, suitable for movement complete with accessories having 3 Nos blade having aerodynamically designed and balanced complete all as specified and as directed.	item2	201	Each
3	3	Supply, install, commissioning and testing split type air conditioner of 1.5 TR capacity with rotary copper compressor, air conditioner should have refrigerent R-32/410, 4 way air direction, room temp display, auto fan speed, auto swing, auto restart, exhaust command, smart time guared and suitable for working on 230 volts, single phase 50 HZ supply (3 star rating) complete including providing required copper piping, insulation etc cutting of wall powder coated steel brackets and making good disturbed surface of wall etc. and remote operation complete all as specified and as directed.	item3	4	Each
4	4	Supply and fix for 5 KVA automatic voltage stablizer automatic boost/ buck transformer for low and high voltage with electronic transistors relay/ time relay for two min single phase naturally air cooled, indoor type wall mounted, designed to give output voltage 230 Volt with variation upto 5% at input range between 170 to 250 Volts complete all as specified and as directed.	item4	4	Each
5	5	Supply, installation and commissioning of water cooler partially stainless steel, electric driven single phase having 150/150 litre storage capacity and nominal cooling capacity complete all as specified and as directed.	item5	5	Each
6	6	Supply and fix for refrigerator with rotary copper compressor and suitable for working on 230 Volts single phase 50 HZ, capacity 210 litres, BEE 3 star rated complete all as specified and as directed.	item6	4	Each
7	7	Material and labour for point wiring using approved colour coding as per IS, with multistranded FRLS copper conductor 1.5 Sq. mm (nominal area), two single core PVC insulated and unsheathed multistranded cable 1100 volts grade ISI-694 marked through and including medium grade ISI marked ivory colour not less than 20mm size PVC casing and capping including all accessories, sunk cast pressed steel terminal box 1.25mm thick suitable size including fixing as per site requirement, and making good to match with existing finishes including provision of 3mm thick plastic laminated hylem sheet cover by using CP machine screws for mounting the switches, sockets, regulators etc. including PVC insulated multistranded FRLS copper conductor 1.5 Sqmm (nominal area) single core cable as earth continuity conductor and connecting to the common earth dolly for mounting 5 Amps switch socket combination complete all as specified and as directed.	item7	9	Point
8	8	Supply and fix in repair for switch socket combination 2 in 1, 5/6 Amps flush type 230/240 Volt complete all as specified and as directed.	item8	9	Each
9	9	Material and labour for sub main wiring with approved colour coding as per IS with two runs of single core PVC insulated FRLS cable with multistranded copper conductor of size 4.0Sq.mm nominal cross sectional area and drawing through and including suitable size medium grade PVC casing & caping and accessories including one run of PVC insulated 2.5Sqmm (nominal area) multistranded FRLS copper conductor as earth wire including taking down complete all as specified and as directed. (Note- Two runs of 4.0Sqmm, one run of 2.5Sqmm conductor and one run of PVC casing & capping will be measured as one unit)	item9	60	Rm
10	10	Supply and fix in repair for sheet metal enclosures single pole and neutral with a two pin and earth plug and socket complete with one MCB DP 20 Amps complete all as specified and as directed.	item10	4	Each
11	11	Excavation in trenches not exceeding 1.5 m wide and not exceeding 1.5 m in depth for foundation etc. for laying of pipe and for create drain for iron removal plant and getting out in soft/ loose soil complete all as specified and as directed.	item11	10	Cum
12	12	Returning, filling in, including spreading, levelling, watering and well ramming in layers not exceeding 25 cm thick with soils complete all as specified and as directed.	item12	2	Cum
13	13	Removing of excavated material (soil) to distance not exceeding 50metre and deposited where directed at a level not exceeding 1.5 metre above the starting point complete all as specified and as directed.	item13	8	Cum
14	14	Designing, supply, install, testing and commissioning of iron removal pressure feed type filtration plant 10000 GPH to withstand to pressure 10 Kg/Sqcm with catalytic and filtration media (as required size and grade/ mesh to obtain potable water recommended parameters) including MS frontal pipe (duly welded), cocks, valves (inlet, outlet, back wash, rinse and bypass complete as per manufacture's instruction) provision of man hole, hand hole strainer including air vent system, coagulant feeder with accessories, oxidation chamber with media (MnO2) with all accessories suitable capacity with all fittings fixture, pressure gauge, RCC/ PCC foundation as per OEM recommendation, drainage system and connected to rising and delievery system including painting and writing complete. The technical detail of oxidation chamber and multigrade filter are as given below- \nMake- Pearl Filter\nOxidation Chamber:- \nFeed Flow- 45 cum/hr \nOperating pressure- 3.5 kg/sqcm\nMax allowable pressure drop- 1.5 Kg/sqcm \nvessel size - 800mm X 1000mm \nMaterial of vessel- MS\nFrontal pipe line size- 100 mm \nMedia Type - Manganese di oxide\nThickness - (Shell and dish ends) - 8 mm \nMedia Quantity- 800 Kg\nMultigrade filter:- \nFlow rate - 45 cum/hr , Operating pressure - 3.5 Kg/sq cm , Max allowable pressure drop - 1.5 Kg/sqcm , Continuous duty cycle - 48 hrs, Backwash - 20 min, Rinsing - 10 min \nFiltering media detail:- \nMedia type - Mixed Sand, Depth of sand - 1600 Kg, Depth of gravels support - 2000 Kg, Guarenteed life of filtering media - one year\nVessels Details:-\nType of cylinder - Vertical Dimentions ( Dia X Height) - 1800mm X 2300 mm Free boared for back wash - 50%\nMaterials - MS, Thicness (shell and dish end) - 8/10 mm\n	item14	1	Each
15	15	Supply and fix for 100 mm bore GI tubing 'medium grade' galvanised, with all fittings and laid in trenches, floor, fixed to pillar and connection in old or new position including fitting like socket/ union/ Tee/ Reducer/ Nipple etc. complete all as specified and as directed.	item15	40	Rm
16	16	Supply and fix for 100 mm bore CI sluice valve PN-1.6, IS 14846-2000 with iron spindle (heavy duty) wheel head and both ends flanged complete all as specified and as directed.	item16	4	Each
17	17	Material and labour for constrution of valves pit chamber of internal dimension 900mm x 900mm x 900mm using15mm thick PCC (1:4:8) type D2 (40 mm graded crushed stone aggregate) as in foundation, 23 cm thick brick wall in CM (1:4), rendering 10mm thick all around the brick work in CM (1:6), PCC (1:2:4) type B1 (using 20 mm graded crushed stone aggregate) as in coping for grouting MS top sheet cover with locking arrangement including 50 mm pad lock with double key arrangement, MS frame made out of 40 x 40x 5 mm thick angle iron and applying two coats of synthetic enamel paint over a coat of red oxide primer on steel surfaces including necessary excavation in any type of soil, returing filling in and removal of surplus soil to a distance not exceeding 50 metres and demolition/ dismantling of existing craked valve chamber complete all as specified and as directed.	item17	3	Each
18	18	Material and labour 25mm bore GI Tubing medium grade in Trenches/ Floor/ Pillar and connection in old or news position including fitting like socket/ Union/ Tee/Reducer Nipple etc complete required and directed by Enginee-in-charge complete all as specified and as directed .	item18	70	Rm
19	19	Material and labour 25mm bore gate valve cast copper alloy screwed down high pressure with clutch handle screwed both ends for iron pipe including taking out of old unserviceable gate valve complete all as specified and as directed.	item19	4	Each
20	20	LESS SCHEDULE OF CREDIT\n(NOTE : The bidders are required to quote the same amount as inserted in estimated rate column against the group of credit items. For details refer Schedule of Credit including notes therein of tender documents.	item20	70	Rm