Manning , Operation And Maintenance Of Stp At Naushakti Vihar And Misc Works Under Age E/M No . I Of Ge ( Utility-Ii ) Visakhapatnam, GE UTILITY II VISAKHAPATNAM-Andhra Pradesh

Manning , Operation And Maintenance Of Stp At Naushakti Vihar And Misc Works Under Age E / M No . I Of Ge ( Utility-Ii ) Visakhapatnam , Manning And Operation Of Sewage Treatment Plant Of Capacity 750M3 / Day ( 750Kld ) Of Make M / S Hydrotech Paryavaran Ltd At Naushakti Vihar Including Operation Maintenance Of Submersible / Centrifugal Type Sewage Pump Sets Including Related Lt Panels And Its Connected Accessories Of Sewage Pump Houses At Naushakti Vihar For Operation And Using Chemicals For Stp As Required Round The Clock In 3 Shifts Per Day Of 08 Hour Each By Employing One Well Experienced ( Skilled ) Operator In The Trade Complete All As Specified And As Directed By Engr-In-Charge . , Manpower :- One Skilled Operator Per Shift Of 08 Hrs Including Sundays And Holidays All As Directed By Engineer-In-Charge . Shift Timings:- I St Shift - 0600 Hrs To 1400 Hrs Ii Nd Shift - 1400 Hrs To 2200 Hrs Iii Rd Shift - 2200 Hrs To 0600 Hrs , All As Per Sl Item No . 1 Above But One Hepler ( Un-Skilled ) In General Shift Of 08 Hours . , Manpower :- One Un-Skilled Helper In General Shift Of 08 Hrs Including Sundays And Holidays All As Directed By Engineer-In-Charge . Shift Timings:- I St Shift - 0900 Hrs To 1700 Hrs , Notes For Si Item Nos 1& 2:- ( A ) Keeping The Installations Area Neat And Clean ( B ) Keeping Daily Record Of Dg Sets / Pumps Running Status All As Specified And Directed In A Log Sheet . ( C ) Rectifying Minor Defects Such As Arresting Of Pipeline Leakage , Greasing , Oilings Of Pumps , Gland Packing , Fuse Wire , Etc Whenever Required . ( D ) Carrying Out A Check Of Dg Set Daily As Per Manufacturers Manual . ( E ) Replacing Of Distilled Water / Battery Electrolyte And Charging Of Batteries Of Dg Sets . ( G ) The Operator Shall Be Alert To Run The Dg Set Within 5 Minutes Of Supply Failure . , ( H ) Diesel Shall Be Issued By Department As And When Required . Contractor Shall Have To Intimate Minimum 03 Days In Advance For Issue Of Diesel . Notes For Si Item No 3 & 4:- ( K ) Cleaning Of Bar Screen Cum Oil & Grease Separation Chamber All As Directed By Engr-In Charge . ( L ) Cleaning Of Sludge Drying Beds All As Directed . ( M ) Operation Of Arboricuture Pumpsets Including Control For Supplying Treated Water As And When Required . ( N ) During The Operation Of The Plant , The Mlss ( Mixed Liquid Suspended Solids ) Shall Be Maintained Not Less Than 4000 Mg / Ltr In Eco-R Tank . , Notes For Si Item No 1 To 2:- ( A ) Before Commencement Of Work The Contractor Shall Submit The List Of Manpower To Be Employed As Per Requiste Qualifications Specified In Particular Specification For Approval Of Ge Duly Recomended By Engineer-In- Charge . ( B ) The Installation / Plant Room Should Be Maintained Neat And Clean . , Material And Labour For Cleaning Of Rcc Equilisation Tank Of Approx Size 10 M X 10 . 0 M X 2 . 5 M At Naushakti Vihar Stp 750 Kld Capacity By Bailing Out The Accumulated Raw Water At The Bottom And Removing The Complete Silt / Sludge / Dirt From The Tank And Dispositing Away Exc 1 . 5 Km And N . Exc 5 . 0 Km From Site As Directed , Scrapping The Tank Inner Walls And Bottom With Wire Brush And Cleaning The Tank Inner Walls And Bottom With The Bleaching Powder Slurry Completely Including Applying One Coat Of White Wash To Entire Tank Externally Complete All As Directed By Engineer-In-Charge . Note: ( A ) The Rate Deemed To Be Inclusive Of T&P And Transportation Required For Disposal Of Sludge / Dirt Away From The Site . ( B ) The Cleaning Of Tank Shall Be Performed Every Month As Per Manufacturers Recommendations . , All As Per Sl Item No . 3 Above But Rcc Treated Water Tank Of Approx Size 10X10x2 . 5 Metre At Naushakti Vihar Stp 750 Kld Capacity , Material And Labour For Choke Clearing Of Submersible Pump Of 750 Kld Capacity Stp ( Size 13 . 2 X 6 . 6X 4 . 2 Metre ) At Sewage Pump House / Stp Including Dewatering The Sewage Sump To Bottom Level By Using Diesel Driven Mobile Pump Set Type / Submersible Type , Lifting Submersible Pump With Delivery Main From Bracket At Bottom Of Sewage Sump Of Depth 3 Mtr To 5 Mtr By Using Pully & Chain Block Up To Floor Level , Removing All Debris From Pump Casing , Removing Defective D Clamps Etc . Inspecting Impeller , Bearing , By Passing Under Current Relay , Testing The Pump , Lowering The Pump With Delivery Main Through Guide Wire Rope By Chain Block , Setting The Pump To Bottom Bracket , Testing The Pump Complete All As Directed . , Note :- ( A ) The Job To Be Completed With In 02 Hours From Choking Of Pump . ( B ) The Quoted Rate Is Deemed To Be Include The Tool & Plants Required For Lifting , Inspection , Lowering Etc . , . ( C ) All Safety Measures Including Lighting , Safety Shoes , Safety Glows To Be Provided By Contractor . , Material And Labour For Chlorination Of Treated Sewage Water With Sodium Hypochiorite Solution ( Grade-I ) As Per Is 11673-1992 For Treatment Of Sewage Water At Stp For Maintining Residual Chlorine All As Per Manufacturers Recommendations / Instructions . Make: Sree Rayalseema Solution Or Its Equivalent As Approved By Ge . , M / L For Chlorination Treatment Of Water With Stable Bleaching Power ( Sbp ) ( Calcium Hypochloride ) Grade I , Availabilty Chlorine 34 % Min , Stability 1 / 15 Max , Moisture 0 . 3% Max Etc . , Complete All As Specified And As Directed . Make: Lion / Vikram / Shriram ( Dcm ) Or Its Equivalent As Approved By Ge , M&L For Taking Out Existing Pumpset / Airblower Of 15 To 20 Hp Capacity For Servicing By Disconnecting Motor And Blower / Pump Set From Pipe Line And Removing Of All Parts Like Bearing , Bushes , Impeller , Shaft Etc . , Cleaning All Surfaces And Scales / Sludge / Dirt / Formed Inside / Out Side Pumpset / Blower Etc , Lubricating / Greasing At Proper Places And Re-Fixing In Position With All Serviceable Parts Including Painting With One Coat Of Anti Corrosive Paint Over Red Oxide Primer And Writing Mes / Sm No And Testing And Commissioning Complete All As Directed By Engineer-In-Charge . Note: Spares Shall Be Measured And Paid Separately Under Relavent Items Of Boq . , All As Per Sl Item No . 8 Above But 10 To 12 . 5 Hp Capacity , All As Per Sl Item No . 8 Above But 5 To 7 . 5 Hp Capacity , Supply Only Ball Bearings Suitable For 15 To 20 Hp Capacity Pumpsets / Airblower , Supply Only Ball Bearings Suitable For 10 To 12 . 5 Hp Capacity Pumpsets / Airblower , Supply Only Ball Bearings Suitable For 5 To 7 . 5 Hp Capacity Pumpsets / Airblower , Material And Labour For Cleaning And Changing Of Multi Grade Sand Filter Of Approx Size 1600 X 2500 Mm At Naushakti Vihar Stp 750 Kld Capacity By Bailing Out The Accumulated Raw Water At The Bottom And Removing The Complete Silt / Sludge / Dirt From The Tank And Dispositing Away Exc 1 . 5 Km And N . Exc 5 . 0 Km From Site As Directed , Scrapping The Tank Inner Walls And Bottom With Wire Brush And Cleaning The Tank Inner Walls And Bottom With The Bleaching Powder Slurry Completely And Changing The Mixed Filter Sand And Mixed Sand Media And Gravels Including Applying One Coat Of Paint To Entire Tank Externally Complete All As Directed By Engineer-In-Charge . Note: ( A ) The Rate Is Deemed To Be Inclusive Of T&P And Transportation Required For Disposal Of Sludge / Dirt Away From The Site . ( B ) Mixed Filter Sand And Mixed Sand Media And Gravels Shall Be Measured And Paid Separately Under Relavent Items Of Boq . , Material And Labour For Cleaning And Changing Of Multi Grade Sand Filter Of Approx Size 2400 X 2500 Mm At Naushakti Vihar Stp 750 Kld Capacity By Bailing Out The Accumulated Raw Water At The Bottom And Removing The Complete Silt / Sludge / Dirt From The Tank And Dispositing Away Exc 1 . 5 Km And N . Exc 5 . 0 Km From Site As Directed , Scrapping The Tank Inner Walls And Bottom With Wire Brush And Cleaning The Tank Inner Walls And Bot

Sr No	CorrigendumDate	Corrignedum	CorrigendumType	NewSubmissionDate
1	18-Apr-2020	CORRIGENDUM1	Date	27-04-2020
2	27-Apr-2020	Bid Auto Extn Corrigendum	Bid Auto Extn Corrigendum	04-05-2020

INR 500 /-

INR 80000.0 /-

INR 40 Lakhs /-

Name of Work: MANNING, OPERATION AND MAINTENANCE OF STP AT NAUSHAKTI VIHAR AND MISC WORKS UNDER AGE E/M NO.I OF GE (UTILITY-II) VISAKHAPATNAM
	Sl. No.	Item Description	Item Code / Make	Quantity	Units
1	1	Manning and operation of sewage treatment plant of capacity 750m3/ day (750KLD) of make M/s Hydrotech Paryavaran Ltd at Naushakti Vihar including operation maintenance of Submersible / centrifugal type sewage pump sets including related LT panels and its connected accessories of sewage pump houses at Naushakti Vihar for operation and using chemicals for STP as required round the clock in 3 shifts per day of 08 hour each by employing one well experienced (Skilled) operator in the trade complete all as specified and as directed by Engr-in-Charge.		1005	Per shift of 08 hrs
2	1.01	Manpower :- One skilled operator per shift of 08 hrs including sundays and holidays all as directed by Engineer-in-Charge. \nShift timings:-\nI st shift - 0600 Hrs to 1400 Hrs\nII nd shift - 1400 Hrs to 2200 Hrs\nIII rd shift - 2200 Hrs to 0600 Hrs\n\n
3	2	All as per SL item No.1 above but one hepler (Un-Skilled) in general shift of 08 Hours.		335	Per shift of 08 hrs
4	2.01	Manpower :- One Un-skilled helper in general shift of 08 hrs including sundays and holidays all as directed by Engineer-in-Charge. \nShift timings:-\nI st shift - 0900 Hrs to 1700 Hrs\n\n
5	2.02	Notes for SI item Nos 1& 2:-\n(a) Keeping the installations area neat and clean \n(b) Keeping daily record of DG Sets/pumps running status all as specified and directed in a log sheet.\n(c) Rectifying minor defects such as arresting of pipeline leakage, Greasing, oilings of pumps, Gland packing, fuse wire, etc whenever required. \n(d) Carrying out 'A' check of DG set daily as per Manufacturer's manual.\n(e) Replacing of distilled water/ battery electrolyte and charging of batteries of DG sets. \n(g) The operator shall be alert to run the DG Set within 5 minutes of supply failure.
6	2.03	(h) Diesel shall be issued by Department as and when required. Contractor shall have to intimate minimum 03 days in advance for issue of diesel. \nNotes for SI item No 3 & 4:-\n(k) Cleaning of Bar screen cum oil & grease separation chamber all as directed by Engr-in charge.\n(l) Cleaning of sludge drying beds all as directed.\n(m) Operation of arboricuture pumpsets including control for supplying treated water as and when required.\n(n) During the operation of the plant, the MLSS (Mixed liquid suspended solids) shall be maintained not less than 4000 mg/ltr in Eco-R tank. \n
7	2.04	Notes for SI item No 1 to 2:-\n(a) Before commencement of work the contractor shall submit the list of manpower to be employed as per requiste qualifications specified in particular specification for approval of GE duly recomended by Engineer-in- charge.\n(b) The installation/plant room should be maintained neat and clean.
8	3	Material and labour for cleaning of RCC equilisation tank of approx size 10 m x 10.0 m x 2.5 m at Naushakti vihar STP 750 KLD capacity by bailing out the accumulated raw water at the bottom and removing the complete silt/sludge/dirt from the tank and dispositing away exc 1.5 KM and n.exc 5.0 KM from site as directed, scrapping the tank inner walls and bottom with wire brush and cleaning the tank inner walls and bottom with the bleaching powder slurry completely including applying one coat of white wash to entire tank externally complete all as directed by Engineer-in-Charge. \nNote: (a) The rate deemed to be inclusive of T&P and transportation required for disposal of sludge/dirt away from the site. (b) The cleaning of tank shall be performed every month as per manufacturers recommendations.		22	Job
9	4	All as per SL item No.3 above but RCC treated water tank of approx size 10x10x2.5 metre at Naushakti vihar STP 750 KLD capacity		22	Job
10	5	Material and labour for choke clearing of submersible pump of 750 KLD capacity STP (size 13.2 x 6.6x 4.2 metre) at sewage pump house/ STP including dewatering the sewage sump to bottom level by using diesel driven mobile pump set type/ submersible type, lifting submersible pump with delivery main from bracket at bottom of sewage sump of depth 3 mtr to 5 mtr by using pully & chain block up to floor level, removing all debris from pump casing, removing defective 'D' clamps etc. inspecting impeller, bearing, by passing under current relay, testing the pump, lowering the pump with delivery main through guide wire rope by chain block, setting the pump to bottom bracket, testing the pump complete all as directed.		22	Each Job
11	5.01	Note :- \n(a) The Job to be completed with in 02 hours from choking of pump.\n(b) The quoted rate is deemed to be include the Tool & Plants required for lifting, inspection, lowering etc., .\n(c) All safety measures including lighting, safety shoes, safety glows to be provided by contractor.
12	6	Material and labour for chlorination of treated sewage water with Sodium hypochiorite solution (Grade-I) as per IS 11673-1992 for treatment of sewage water at STP for maintining residual chlorine all as per manufacturer's recommendations/ instructions.\nMake: Sree Rayalseema solution or its equivalent as approved by GE.		4000	Litre
13	7	M/L for chlorination treatment of water with stable bleaching power (SBP) (Calcium hypochloride) Grade I, availabilty Chlorine 34 % min, Stability 1/15 Max, moisture 0.3% max etc., complete all as specified and as directed. \nMake: Lion/ Vikram /Shriram (DCM) or its equivalent as approved by GE		2000	KG
14	8	M&L for taking out existing pumpset / airblower of 15 to 20 HP capacity for servicing by disconnecting motor and blower/ pump set from pipe line and removing of all parts like bearing, bushes, impeller, shaft etc., cleaning all surfaces and scales/ sludge/ dirt/ formed inside/out side pumpset/blower etc,lubricating/ greasing at proper places and re-fixing in position with all serviceable parts including painting with one coat of anti corrosive paint over red oxide primer and writing MES /SM No and testing and commissioning complete all as directed by Engineer-in-charge.\nNote: spares shall be measured and paid separately under relavent items of BOQ.		2	Job
15	9	All as per SL item No.8 above but 10 to 12.5 HP capacity		2	Job
16	10	All as per SL item No.8 above but 5 to 7.5 HP capacity		4	Job
17	11	Supply only ball bearings suitable for 15 to 20 HP capacity pumpsets/airblower		2	Each
18	12	Supply only ball bearings suitable for 10 to 12.5 HP capacity pumpsets/airblower		3	Each
19	13	Supply only ball bearings suitable for 5 to 7.5 HP capacity pumpsets/airblower		5	Each
20	14	Material and labour for cleaning and changing of Multi Grade sand filter of approx size 1600 x 2500 mm at Naushakti vihar STP 750 KLD capacity by bailing out the accumulated raw water at the bottom and removing the complete silt/ sludge/ dirt from the tank and dispositing away exc 1.5 KM and n.exc 5.0 KM from site as directed, scrapping the tank inner walls and bottom with wire brush and cleaning the tank inner walls and bottom with the bleaching powder slurry completely and changing the Mixed Filter Sand and Mixed sand Media and gravels including applying one coat of paint to entire tank externally complete all as directed by Engineer-in-Charge. \nNote: (a) The rate is deemed to be inclusive of T&P and transportation required for disposal of sludge/ dirt away from the site. (b) Mixed Filter Sand and Mixed sand Media and gravels shall be measured and paid separately under relavent items of BOQ.		1	Each Job
21	15	Material and labour for cleaning and changing of Multi Grade sand filter of approx size 2400 x 2500 mm at Naushakti vihar STP 750 KLD capacity by bailing out the accumulated raw water at the bottom and removing the complete silt/ sludge/ dirt from the tank and dispositing away exc 1.5 KM and n.exc 5.0 KM from site as directed, scrapping the tank inner walls and bottom with wire brush and cleaning the tank inner walls and bottom with the bleaching powder slurry completely and changing the Mixed Filter Sand and Mixed sand Media and gravels including applying one coat of paint to entire tank externally complete all as directed by Engineer-in-Charge. \nNote: (a) The rate is deemed to be inclusive of T&P and transportation required for disposal of sludge/ dirt away from the site. (b) Mixed Filter Sand and Mixed sand Media and gravels shall be measured and paid separately under relavent items of BOQ.		1	Each Job
22	16	Supply & laying MS pipe of 200 mm dia 6.34 mm thickness for inserting in position, making leak proof joints including testing the pipe line for leakage, taking down unserviceable including painting with two coats of synthetic enamel paint over a coat of red oxide primer complete all as specified and directed.		10	RM
23	17	All as per SL item No.16 hereinbefore but 150 mm dia 5.34 mm thick		40	RM
24	18	All as per SL item No.16 hereinbefore but 100 mm dia 5.34 mm thick		20	RM
25	19	All as per SL item No.16 hereinbefore but 80 mm dia 4.80 mm thick		40	RM
26	20	Supply and replace 1000 litres capacity Rotational moulded polyethylene three layer water storage tanks (cylindrical vertical with closed top) hoisted and fixed in position as per site requirement as specified in SSR Part I complete all as directed		2	Each
27	21	Supply, fixing,testing and commissioning of existing 50 mm bore butterfly valves including cutting, welding etc, including taking down existing unserviceable complete and painting with two coats of synthetic enamel paint over a coat of red oxide primer complete all as directed.		2	Each
28	22	All as per SL item No.21 hereinbefore but 100 mm dia		2	Each
29	23	All as per SL item No.21 hereinbefore but 150 mm dia		2	Each
30	24	All as per SL item No.21 hereinbefore but 200 mm dia		1	Each
31	25	M & L for Jungle cleaning by cutting and clearing away all grass vegetation, wild growth, sapling, shrubs, brushwoods, under growth roots, cutting of bushes, tree trunk of girth not execeeding 30 cm, cutting of trunk, portion protuding over ground, filling holes and leveling of ground and removing unserviceable materials to a distance n.exe 50m, compelte all as speicified.		1800	Sqm
32	26	M&L for preparation of old painted steel surfaces of monoblock pumpset/ air compressor of capacity 3.5 HP to 20 HP including its inlet and outlet connections by applying one coat of Synthetic enamel paint of approved colour over one coatof red oxide primer on rusted surface and writing MES nos complete all as specified and as directed.		9	Job
33	27	Supply and fixing Diffusers (Stock recommended to be used in break down) at Naushakti vihar STP 750 KLD capacity size (13.2 X 6.6 x 4.2) complete all as directed by Engineer-in-Charge.		10	Each
34	28	Supply and fix DOL starter suitable for AC 415 Volts, 50 Hz, 3 Phase motor out put upto 7.5 HP capacity electric motor including removing the old unserviceable starter from the panel complete all as directed.		2	Each
35	29	Supply and fix fully automatic star delta starter suitable for AC 415 Volts, 50 Hz, 3 Phase motor out put 12.5 HP with single phase protection capacity electric motor including removing the old unserviceable starter from the panel complete all as directed.		2	Each
36	30	Supply and replace 100 mm bore CI foot valve flanged type with necessary rubber gasket, bolts, nuts and washers complete all specified and directed.		3	Each
37	31	Supply and replace 80 mm bore CI foot valve flanged type with necessary rubber gasket, bolts, nuts and washers complete all specified and directed.		2	Each
38	32	Supply and replace 50 mm bore CI foot valve flanged type with necessary rubber gasket, bolts, nuts and washers complete all specified and directed.		2	Each
39	33	Supply and replace MCCB 250 Amps, 3 pole, 415 Volts, breaking capacity 36 KA complete all as specified and as directed		2	Each
40	34	Supply and replace MCCB 200 Amps, 3 pole, 415 Volts, breaking capacity 36 KA complete all as specified and as directed		2	Each
41	35	Supply and replace MCCB 160 Amps, 3 pole, 415 Volts, breaking capacity 36 KA complete all as specified and as directed		2	Each
42	36	Supply and replace MCCB 125 Amps, 3 pole, 415 Volts, breaking capacity 16 KA complete all as specified and as directed		2	Each
43	37	Supply and replace MCCB 100 Amps, 3 pole, 415 Volts, breaking capacity 16 KA complete all as specified and as directed		2	Each
44	38	Supply and replacement of 20 mm dia high density polythene pipe (HDPE) of pressure rating 6 Kg/ Sqcm , laid in trenches etc, including making leak proof joints complete all as specified and directed by Engineer-in-Charge		30	RM
45	39	All as per SL item No.38 above but of size 25 mm dia		80	RM
46	40	All as per SL item No.38 above but of size 50 mm dia		45	RM
47	41	All as per SL item No.38 above but of size 80 mm dia		80	RM
48	42	S&F 32 mm (outer dia) 3-layer PP-R (Polypropylene random copolymer) concealed SDR 7.4 Stabilized and antimicrobial fusion welded having thermal stability for hot and cold water supply all PP-R plain and brass threaded polypropylene random fittings fixed to walls, ceilings etc, complete including taking down old unserviceable GI pipe all as specified and directed by Engineer-in-charge:		150	RM
49	43	All as per SL item No.42 above but of size 40 mm (outer dia)		50	RM
50	44	All as per SL item No.42 above but of size 63 mm (outer dia)		100	RM
51	45	All as per SL item No.42 above but of size 90 mm (outer dia)		200	RM
52	46	Supply and replace LED tube light fitting alongwith with fixture 20 Watts complete all as specified and directed. \nMake: CAT No. LHEWEBP51N1W020 of havells or its equivalent in Surya Roshini/ Philips/ Bajaj/ Wipro / GE		20	Each
53	47	M&L for PCC 1:2:4, type B1 (using 20 mm graded stone aggregate) in bases / pedestals for pipe lines, mud stops or chamfered on edges and including demolition of existing PCC complete all as specified and directed.		2	Cum
54	48	Supply, laying XLPE insulated PVC FRLS, screened , PVC bedded and PVC tape sheathed galvanised steel strip or wire armoured electric power cable (heavy duty) 1100 volts grade with stranded aluminium conductor of size 3.5 core 50 Sq mm including taking out old un-serviceable cable complete all as specified and directed.		70	RM
55	49	Supply, laying XLPE insulated PVC FRLS, screened , PVC bedded and PVC tape sheathed galvanised steel strip or wire armoured electric power cable (heavy duty) 1100 volts grade with stranded copper conductor of size 4 core 16 Sq mm including taking out old un-serviceable cable complete all as specified and directed.		50	RM
56	50	Excavating in trenches not exc 1.5 m wide and not exc 1.5 m in depth; for foundation, laying cables and getting out in soft/loose soil complete all as specified and directed.		25	Cum
57	51	Returning filling in, including spreading levelling watering and well ramming in layers n.exc 25 cm thick complete all as specified and directed.		10	Cum
58	52	Removing excavated surplus soil to a distance n.exc. 50m distance and depositing where directed at a level n.exc. 1.5 m above the starting point all as specified and directed.		5	Cum
59	53	Supply and spreading clean dry sand for cable cushioning in trenches complete all as specified and as directed.\nNote: Punned thickness shall only be measured and paid.		8	Cum
60	54	Supply and laying Sub Class 'B' bricks of old size (23x11x7cm) laid along aligment of cable as protection to cable in trenches complete all as specified and directed by Engineer-in-charge		1000	Each