Tender For Design, Manufacture, Testing At Manufacturers Works, Supply And Delivery At Site, Assembly, Erection, Testing And Commissioning Of (2 X 3000) Kw Riangdo Small Hydro-Electric Project Along With 33Kv Switchyard, West Khasi Hills District, In Meg, East Khasi Hills-Meghalaya

TDR : 53769301

Tender Notice
Corrigendum Details
BOQ

Expired

East Khasi Hills , Meghalaya

Tender Brief : Corrigendum : Tender For Design, Manufacture, Testing At Manufacturers Works, Supply And Delivery At Site, Assembly, Erection, Testing And Commissioning Of (2 X 3000) Kw Riangdo Small Hydro-Electric Project Along With 33Kv Switchyard, West Khasi Hills District, In Meg

Document Fees
₹ 400000 /-

EMD
₹ 3456927.0 /-

Tender Value
Refer document

Submission Date
10-04-2026

Competition Type
Indian

Bidding Type
Tender

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Sr No	Corrigendum Date	Corrigendum	Type	New Submission Date
1	06-03-2026	Date Extension till 10.04.2026	Date	10-04-2026
2	03-03-2026	Replies to Pre Bid Queries	Other	10-04-2026
3	03-03-2026	Corrigendum	Other	10-04-2026
4	03-03-2026	Replies to Pre Bid Queries	Other	06-03-2026
5	03-03-2026	Corrigendum	Other	06-03-2026

Name of Work:Design, Manufacture, Testing at Manufacturer’s Works, Supply and Delivery at site, Assembly, Erection, Testing and Commissioning of (2 x 3000) KW Riangdo Small Hydro-Electric Project along with 33KV Switchyard, West Khasi Hills District, in the State of Meghalaya

Sl. No.	Item Description
1	Turbine, Generators and Accessories
2	Turbine Generator units 3.0 MW,10 % COL, 1000 RPM, 135 m head, 0.8 p.f. 6.6 kV complete with auxiliary equipment such as Governor, LPcompressed air system, AVR, excitation system LA/VT panels etc. including one spare Runner
3	Unit Control Boards (TACP)
4	Cooling water system comprising of Pump-Motor and filter sets, valves, piping etc.
5	Drainage and dewatering systems
6	Compressed air system including pipes and valves
7	Supervisory control and data acquisition system (Automatic PLCbased control system)
8	Optical Fiber Communication System
9	Control & protection panels
10	Penstock valve (MIV 850 mm dia)
11	Mandatory Spares for Turbine, Generator and Accessories
12	Turbine Generator complete with auxiliary equipment such as Governor, LP compressed air system, AVR, excitation system LA/VT panels etc. including one spare runner, Compressed air system including pipes and valves.
13	OPU Turbine Oil
14	Items to be supplied and essential for Generator.
15	Transformer Oil.
16	Cooling water system comprising of Pump-motor and filter sets, valves, piping, etc.
17	Dewatering systems.
18	Supervisory Control and DATA Acquisition System (Automatic PLC based control system)
19	Optical Fibre Communication system
20	Control & Protection panels
21	Penstock valve (MIV 850 mm dia)
22	Auxiliary Electrical Equipment forPower Station
23	Step up transformers (Rating 6.6/33 kV,5MVA,ONAN, 3 phase oils filled type) with all accessories, oil,
24	Transformer Oil purifier (500 LPH) with pipes etc.
25	Station Service transformer (Rating 6.6/0.433 kV, 200 kVA, 3 phase oil filledtype)
26	LTAC board for power supply to PH and outdoor switchyard complete
27	DC batteries, battery charging equipment, D.C. distribution board with DCswitchgear (Rating 24 V, 500 AH)
28	Diesel generating set 160 kVA 415 VoltsAMF
29	Power and Control Cables
30	Cable racks and accessories
31	Ground mat and earthing for PH andswitchyard including transformers
32	Illumination of power house andswitchyard
33	6.6 kV switchgear panels
34	11KV Switchgear panel comprisingCircuit breaker, protection, metering CTand PT Etc.
35	Internal communication system and CCTVsurveillance system
36	Auxiliary Mechanical Equipment and Services for Power Station
37	Electrical overhead traveling crane for PH (cap.25/5T) withmanual operation
38	Firefighting equipment withhydrant pipes, pumps, valves etc.
39	Air conditioning, ventilation andheating equipment
40	MANDATORY SAPRES FOR AUXILIARY ELECTRICAL EQUIPMENT AND SERVICESFOR POWER STATION
41	Transformer Oil Purifier (500 LPH) with pipes etc.
42	Power and Control Cables
43	Internal communication system and CCTV surveillance system
44	Spares for Electrical overhead travelling crane for PH (cap 25/5 T)
45	Firefighting equipment with hydrant pipes, pumps, valves etc.
46	Air Conditioning, ventilation and heating equipment
47	MANDATORY SPARES AUXILIARY FOR MECHANICAL EQUIPMENT FOR POWER Station
48	Spares for Electrical overhead travelling crane for PH (cap 25/5 T)
49	Firefighting equipment with hydrant pipes, pumps, valves etc.
50	Air Conditioning, ventilation and heating equipment
51	Tools and Plants
52	Torque wrenches
53	Spanners of different sizes
54	HT,LT Megger5 Kv and 500 Volts
55	Tong Tester
56	Switchyard Equipment and Auxiliary Equipment & Services for Switchyard
57	Vacuum Circuit breaker
58	Isolator with earthing blade
59	Isolator without earthing blades
60	Current Transformers
61	Potential Transformers
62	Lightning Arrestors
63	Bus Conductor, clamps/connectors hardwares and insulators
64	Main and Auxiliary structures (MT)
65	Fencing and security
66	Lightning protection of power houseand switchyard
67	Civil works including foundations,trenches, water tank for fire protection,spreading of boulder/ ballast for safetyagainst electric fault, drainage, railtracks etc.
68	Mandatory Spares for Switchyard Equipments
69	Vaccum Circuit Breaker
70	Isolator with Earthing Blades
71	Isolator withoutEarthing Blades
72	Current Transformers
73	Potential Transformers .
74	Lightning Arresters.
75	Bus Conductor, clamps/connectors hardwares and insulators
76	Main and Auxiliary Structures (MT)
77	XLPE Power Cables6.6 kV Aluminum Conductor Armored XLPE
78	Generator Line to LA/VT and switchgear panels.6.6 kV, 2R x 1C x 400 sq mm aluminum conductor armored XLPE cables to be laid separately with 50 mm gap on steel racks.
79	Switchgear panels to LV side of step-up transformer6.6 kV 2RX3C X 400 sq mm aluminum conductor armored XLPE cables to be laid separately with 50 mm gap on steel racks.
80	Switchgear panels to HV side of station auxiliarytransformer6.6 kV 1RX3C X 185 sq mm aluminum conductor Armored XLPE cables to be laid separately on steel racks.
81	Generator Neutral grounding6.6 kV 2RX1C X 400 sq mm aluminum conductor Armored XLPE cables to be laid on steel racks.
82	1.1 kV aluminum conductor armored XLPE cables
83	Station auxiliary transformer to station service board1.1kV 3.5Cx300 sq mm aluminum conductorarmored XLPE cables to be laid separately on steel racks.
84	DG SET to station service board1.1 kV 2R x 3.5C x185 Sqmm aluminum conductor armored XLPE cables to be laid separately on steel racks.
85	MANDATORY SPARES OF XLPE CABLES
86	6.6kVAluminumConductorArmoredXLPE Cablesi) Generator Line to LA/VT and switchgear panels 6.6 kV, 2R x 1C x 400 sq mm aluminum conductor armored XLPE cables to be laid separately with 50 mm gap on steel racks
87	Switchgear panels to LV side of step-up transformer i) 6.6 kV 2RX3C X 400 sq mm aluminum conductor armored XLPE cables to be laid separately with 50 mm gap on steel racks.
88	Switchgear panels to HV side of station auxiliary transformer i) 6.6 kV 1RX3C X 185 sq mm aluminum conductor Armored XLPE cables to be laid separately on steel racks
89	Generator Neutral groundingArmored XLPE cables to be laid on steel racksi) 6.6 kV 2RX1C X 400 sq mm aluminum conductor
90	1.1 kV aluminum conductor armored XLPE cablesi)Stationauxiliarytransformertostationservice boardii) 1.1kV 3.5Cx300 sq mm aluminum conductor armored XLPE cables to be laid separately on steel racks
91	DG SET to station service boardi)1.1 kV 2R x 3.5C x185 Sqmm aluminum conductor armored XLPE cables to be laid separately on steel racks
92	33kV TRANSMISSION LINE
93	Construction of 33 kV Single circuit transmissionline on towers including Survey, Peg marking,Excavation, Casting of foundations, Stub setting,curing, back filling, erection tightening of towers,hoisting of insulators & hard wares, paying ofearth wire, conductors, stringing and their finalsagging, terminating and connecting at the gridsubstation on 33 KV terminal gantry.
94	Testing and Commissioning of transmission lineafter completion of construction works with allprecautions, maintaining the necessary clearances,tree cuttings and compensation of crop etc. to theaffected habitats for complete line
95	OPGW for Communication with both endtermination at Power House and at Shallang 33 KVSubstation
96	MANDATORY SPARES FOR 33KV Transmission line
97	Conductors and Insulators
98	OPGW for Communication
99	33/11 kv Grid Sub-Station Grid Sub-station equipment for 33 kVbay connection
100	Vacuum Circuit breaker
101	Isolator with earthing blade
102	Isolator without earthing blades
103	Current Transformers
104	Potential Transformers
105	Lightning Arrestors
106	Bus Conductor, clamps/ connectorshardwares and insulators
107	Main and auxiliary structures
108	Fire protection system
109	Optical Fiber Communication System
110	Control/ Relay Panel, cables and earthing etc.
111	MANDATORY SPARES FOR 33/11 KV Grid Sub-Station
112	Vaccum Circuit Breaker
113	Isolator with Earthing Switch
114	Isolator withoutEarthing Switch
115	Current Transformers
116	Potential Transformers
117	Lightning Arresters
118	Bus Conductors, Clamps/ Connectors hardwares and insulators
119	Main and Auxiliary structures
120	Fire Protection Syatem
121	Optical Fibre Communication System
122	Control/Relay Panel, cables and earthing etc.

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Tender For Design, Manufacture, Testing At Manufacturers Works, Supply And Delivery At Site, Assembly, Erection, Testing And Commissioning Of (2 X 3000) Kw Riangdo Small Hydro-Electric Project Along With 33Kv Switchyard, West Khasi Hills District, In Meg, East Khasi Hills-Meghalaya

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Tender For Design, Manufacture, Testing At Manufacturers Works, Supply And Delivery At Site, Assembly, Erection, Testing And Commissioning Of (2 X 3000) Kw Riangdo Small Hydro-Electric Project Along With 33Kv Switchyard, West Khasi Hills District, In Meg, East Khasi Hills-Meghalaya

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