T-45 Realignment Of 400Kv Ennore Sez Ncps And 400Kv Ennore Sez Etps Lines In Between Ap 03 To Ap 07 In The Corridor Of Northern Port Access Road Npar Section I Of Chennai Peripheral Ring Roads Requested By Tnrdc On Dcw Basis Under Turnkey Contract., Chennai-Tamil Nadu

TDR : 30794710

Tender Notice
Corrigendum Details
BOQ

Expired

Chennai , Tamil Nadu

Tender Brief : Corrigendum : T-45 Realignment Of 400Kv Ennore Sez Ncps And 400Kv Ennore Sez Etps Lines In Between Ap 03 To Ap 07 In The Corridor Of Northern Port Access Road Npar Section I Of Chennai Peripheral Ring Roads Requested By Tnrdc On Dcw Basis Under Turnkey Contract.

Document Fees
Refer document

EMD
₹ 3100000.0 /-

Tender Value
₹ 31 Crore /-

Submission Date
14-03-2022

Competition Type
Indian

Bidding Type
Tender

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Sr No	Corrigendum Date	Corrigendum	Type	New Submission Date
1	25-02-2022	Due date Extension	Date	14-03-2022
2	05-02-2022	Revised BOQ	BOQ	24-02-2022
3	05-02-2022	Revised Commercial and Technical Specification	Technical Bid	24-02-2022

Name of Work:Realignment of 400kV Ennore SEZ - NCPS & 400kV Ennore SEZ - ETPS lines in between AP 03 to AP 07 in the corridor of Northern Port Access Road (NPAR) - Section I of Chennai Peripheral Ring Roads requested by TNRDC on DCW basis under Turnkey Contract.

Sl. No.	Item Description
1	Supply of MaterialsFabrication, galvanishing and supply of various type of normal, narrow base tower & extension tower parts, tower body/leg extension, Stub & Cleat etc., complete (excluding bolts, nuts and stubs) and including transport charge, hangers, d-shackles, all taxes etc complete - HT steel
2	Fabrication, galvanishing and supply of various type of normal, narrow base tower & extension tower parts, tower body/leg extension complete (excluding bolts, nuts and stubs) and including transport charge, hangers, d-shackles, all taxes etc complete-Mild steel
3	Supply of Hot dippedGI bolts & Nuts including step bolts and spring washers for tower tower, extensions stubs including transport charge and all taxes etc complete as per standard specification.
4	Supply of earthing materials for tower including transport charges, and all taxes etc complete as per standard specification.- Pipe type earthing.
5	Supply of Danger Plateincluding transport charge and all taxes etc, complete as per standard specification.
6	Supply ofNumber Plate including transport charge and all taxes etc, complete as per standard specification.
7	Supply of Phase Plate including transport charge and all taxes etc, complete as per standard specification.
8	Supply of Name Plate including transport charge and all taxes etc, complete as per standard specification.
9	Supply of Anti Climbing Device including transport charge and all taxes etc, complete as per standard specification.
10	Supply of Circuit Plate including transport charge and all taxes etc, complete as per standard specification.
11	Manufacture and supply of line materials as per and technical specification including transport -Moose ACSR (54/3.53mm+7/3.53)
12	Manufacture and supply of line materials as per and technical specification including transport - GI Earth wire 7/3.53mm size
13	Supply of 120 KN, 400 kV Polymer Composite Insulator including transport charge and all taxes etc, complete as per standard specification.
14	Supply of 160 KN, 400 kV Polymer Composite Insulator including transport charge and all taxes etc, complete as per standard specification.
15	Supply of OPGW (Optic fiber ground wire) 24 fibers as per technical specification including cost of all required suitable tension clamp, suspension clamp, vibration damper, joint / junction / splicing boxes, down lead clamps for OPGW and all accessories etcincluding transport charge and all taxes etc, complete as per standard specification.
16	Supply of Double \"I\" pilot with Counter Weight Suspension hardware fittings suitable for Quad moose ACSR including transport charge and all taxes etc, complete as per standard specification.
17	Supply of Quad tension hardware fittings for Quad mooseACSR including transport charge and all taxes etc, complete as per standard specification.
18	Supply of Quad Spacer Damper for ACSR moose conductor including transport charge and all taxes etc, complete as per standard specification.
19	Supply ofQuad Rigid spacer for ACSR conductor including transport charge and all taxes etc, complete as per standard specification.
20	Supply ofEarthwire Tension clamp for 7/3.66mm EW including transport charge and all taxes etc, complete as per standard specification.
21	Supply of Flexible copper bonds including transport charge and all taxes etc, complete as per standard specification.
22	Supply of Vibration damper for Earth wire 7/3.66mm EW including transport charge and all taxes etc, complete as per standard specification.
23	Civil worksClearing of Jungles and cleaning away from site including cost of labour lead lift all T&P\"s etc complete and as directed by the Engineer at site - Scrub jungle.
24	Clearing of Jungles and cleaning away from site including cost of labour lead lift all T&P\"s etc complete and as directed by the Engineer at site - Light jungle.
25	Conducting Check survey in the already fixed route, fixing of tower locations and pit marking including jungle clearance and tree cutting wherever required.
26	Detailed Soil investigation / tesing - All Kind of Soil Except fissured rock & hard rock.
27	Cutting and Filling in undulated areafor levelling the surface including cost of cutting in all types of soil /soft disintegrated rock with JCB / other machineris , consolidation as per specification including all labour lead and lift etc complete. All kind of Soil including fissured Rock
28	Excavation in Various types of Soil Hard Gravelly soil, black cotton, sand, red earth, shales, murram, stoney earth, and earth mixed with small boulders including cost of labour lead lift all T&P\"s etc complete and as directed by the Engineer at site.
29	Concreting including all associated works related to foundation including shoring and shuttering , dewatering etc. Complete-PCC M10 concrete Mix using 12 to 20 mm metal including cost of labour lead lift all T&P\"s etc complete and as directed by the Engineer at site.
30	Concreting including all associated works related to foundation including shoring and shuttering , dewatering etc. Complete-RCC M 20 concrete Mix using 12 to 20 mm metal with form box including cost of labour lead lift all T&P\"s etc complete and as directed by the Engineer at site.
31	Formingapproach road by filling with good quality earth / quarry rubbish over slushy soil including cost of materials , transport charges consolidation by power roller including cost of labour lead lift all T&P\"s etc complete and as directed by the Engineer at site
32	Forming bund with good quality earth filled with Empty Gunny bags including all labour over slushy soil including cost of labour lead lift all T&P\"s etc complete and as directed by the Engineer at site.
33	Transport of piling and boring equipments such as boring rig winches motors bentonite pump shells boiler casing pipe etc., to location by pulling into river using crane including transport and hire charges etc., complete.
34	Setting of piling and boring equipment, tripod with all accessories and tools at each pile location based on the sequence of operation approved by the engineer incharge of site irrespective of the location and distance of the boring rig for 1m dia pileincluding demobilisation after completion of pilling works etc., complete including cost of labour lead lift all T&P\"s etc complete and as directed by the Engineer at site.
35	Supplying, fabrication of 6 mm M.S. sheet for making into circular encasing pipe to the depth of 12mtrs and diameter of 1000mm including welding, placing in position and driving into bore hole including cost of all materilas and MS plate, including cost of labour lead lift all T&P\"s etc complete and as directed by the Engineer at site. For 1000 mm dia
36	Boring and concreting of vertical reinforced concrete pile 1m dia upto required depth from tip of the in all classes of soil using pileaugurs for boring using bentonite slurryand filling the bore with RCC M 20 concrete using 20mm machine crused metal and a maximum water cement ratio not exceeding 0.50 with admixtures of CONCARE of equivalant make 1.2 lit per cum of concrete as per specification including cost of labour lead lift all T&P\"s etc complete and as directed by the Engineer at site (but excluding cost of steel reinforcement)- For 1000mm dia-0 to 15m depth
37	Boring and concreting of vertical reinforced concrete pile 1m dia upto required depth from tip of the in all classes of soil using pileaugurs for boring using bentonite slurryand filling the bore with RCC M 20 concrete using 20mm machine crused metal and a maximum water cement ratio not exceeding 0.50 with admixtures of CONCARE of equivalant make 1.2 lit per cum of concrete as per specification labour, lead, lift etc., complete. (but excluding cost of steel reinforcement)- For 1000mm dia- 15m to 25m depth
38	Chipping and dismantling of pile concrete from bed level to cut-off level of pile to met sound concrete and clearing the dismantled concrete from pile location including cost of labour lead lift all T&P\"s etc complete and as directed by the Engineer at site.
39	Providing shoring and shuttering during excavation and concreting works using country wood planks and scantlings including cost of labour lead lift all T&P\"s etc complete and as directed by the Engineer at site.
40	Dewatering using 5 HP Diesel motorisedpump set including cost of diesel, hire charges forpumpset, incluincluding cost of labour lead lift all T&P\"s etc complete and as directed by the Engineer at site.
41	PCC 1:3:6 using 20 mm HBG metal for base course for Pile cap without formwork including cost of labour lead lift all T&P\"s etc complete and as directed by the Engineer at site
42	RCC M20 using 12 to 20 mm HBG metal for pile cap and for Tie beam with steel shuttering and steel form work as per drawing including cost and conveyance of all materials, labour, lead, lft etc., complete but excluding cost of steel reinforcement.
43	Supply, transportation and placement of reinforcement steel Fe 500 (Incl. Pile) including cost of labour lead lift all T&P\"s etc complete and as directed by the Engineer at site
44	Transportation and Installation of stub and cleats in position and alignment including fixing of bolts & nuts including cost of labour lead lift all T&P\"s etc complete and as directed by the Engineer at site.
45	Transport & erection of various type of towers, tower extension (complete)including full welding ofbolts & nuts with application of one coat of zinc rich primer and two coats of zinc rich enamel paint over the welded portion and Anticorrosive painting two coats upto bottom of cross arm as per relevant technical specification / directions by department Engineer at site.
46	Transportation & Installation of earthing of Towers - Pipe Type Earthing including cost of labour lead lift all T&P\"s etc complete and as directed by the Engineer at site.
47	Transportation & Installation of Danger Plate including cost of labour lead lift all T&P\"s etc complete and as directed by the Engineer at site
48	Transportation & Installation of Number Plate including cost of labour lead lift all T&P\"s etc complete and as directed by the Engineer at site
49	Transportation & Installation of Phase Plate ( Set of Three ) including cost of labour lead lift all T&P\"s etc complete and as directed by the Engineer at site
50	Transportation & Installation Name Plate including cost of labour lead lift all T&P\"s etc complete and as directed by the Engineer at site.
51	Transportation & Installation of Circuit Plate (Set of Two) including cost of labour lead lift all T&P\"s etc complete and as directed by the Engineer at site.
52	Transportation & Installation of Anti-Climbing Device including cost of labour lead lift all T&P\"s etc complete and as directed by the Engineer at site
53	Installation of insulator strings complete with arcinghorns & necessary hardware fittings, stringing of QUAD MOOSE conductor for Double Circuit line(4-wire ofMoose) including fixing of conductor accessories, providing jumper etc. Complete for the line (Stringing ofconductor is to be done using tension stringing equipment) including cost of labour lead lift all T&P\"s etc complete and as directed by the Engineer at site
54	Installation & stringing of 1No. 7/3.66 mm earth wire including fixing of hardware fittings and accessories etc., complete for the line (Stringing of earth wireis to be done using tension stringing equipment) including cost of labour lead lift all T&P\"s etc complete and as directed by the Engineer at site
55	Installation & stringing of 1No. OPGW 24 Fibres including fixing of hardware fittings and accessories etc., completefor the line (Stringing ofOPGWis to be done using tension stringing equipment) including cost of labour lead lift all T&P\"s etc complete and as directed by the Engineer at site.
56	Final checking of newly erected tower line to verify the erection of all tower members and using correct size of bolts and nuts ,hardware fittings ,insulators with cotter pin, arching hornsas per the standard requirement and providing necessary vehicle arrangement and tools and plants to the TANTRANSCO authorised persons before commissioning of the line.
57	Final checking of conductors and earthwire along the route and ensure the electrical clrearance from trees /buildingsetc along the route
58	Supplying and laying of 900 mm dia RCC hume pipe in water logging areas for formation of approach road including cost of materials labour lead lift transport etc complete.
59	Plastering with CM 1:3 ,12mm thick including cost of labour lead lift all T&P\"s etc complete and as directed by the Engineer at site.
60	GST @ 18%

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T-45 Realignment Of 400Kv Ennore Sez Ncps And 400Kv Ennore Sez Etps Lines In Between Ap 03 To Ap 07 In The Corridor Of Northern Port Access Road Npar Section I Of Chennai Peripheral Ring Roads Requested By Tnrdc On Dcw Basis Under Turnkey Contract., Chennai-Tamil Nadu

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T-45 Realignment Of 400Kv Ennore Sez Ncps And 400Kv Ennore Sez Etps Lines In Between Ap 03 To Ap 07 In The Corridor Of Northern Port Access Road Npar Section I Of Chennai Peripheral Ring Roads Requested By Tnrdc On Dcw Basis Under Turnkey Contract., Chennai-Tamil Nadu

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