Work

Amount

Following Works are to be Carried out on 220 KV Transmission Lines under Raebareli with all Cost of Men, Misc. Consumables, T&Ps etc. Required for Satisfactory Completion of the Work as per Technical Specifications & Direction of the Supervising Engineer: Quarterly Routine Tower to Tower Patrolling from one end to other end of Following Transmission Lines and Submission of Patrolling Report in Triplicate in Prescribed Proforma Mentioning the Stolen / Missing Tower Parts & Tower Accessories; Trees Falling in the Range of Line Corridor; Damage to Earthwire, Conductor, Jumper, Insulator & other Line Accessories; damage to Foundation, Coping, Chimney, Earthing etc. The Patrolling shall be done Every 03 Months with all due Care of Safety & Precautions :

220KV Unchahar-Raebareli D/C Tranmission Line (40.60kmx04 times=174.8km)

220 KV Raebareli-Sarojini Nagar Line (Lilo) at 220 KV S/S Bachhrawan. (24.4kmx04 times=97.6km)

Emergency Patrolling of the above Transmission Lines in the event of Tripping / Break Down of the Line (to Commence within 2 hrs. of Intimation for the same, if Tripping / Breakdown in Day Time and by 07:00 A.M., if Tripping / Breakdown in Night Hours) as per Instructions of Supervising Engineer during as per Details given below :

220KV Unchahar-Raebareli D/C Tranmission Line (40.60kmx02times=81.2km)

220 KV Raebareli-Sarojini Nagar Line (Lilo) at 220 KV S/S Bachhrawan. (24.4kmx02 times=48.8km)

Periodic Cutting of different types of Trees like Mango, Neem, Sheesham, Peepal, Semal, Eucalyptus, Popular etc. having Girth 0.5 Meter to 1.0 Meter and Falling in the Range of Corridor of above Transmission Lines to Provide Minimum Clearance of about 8 Meter between the Tree & Conductors on both side of the Towers / Line with all due Care of Safety & Precautions to Avoid any damage to nearby Buildings, Power & Telephone Lines passing nearby, Crops, other nearby Trees etc. The Work also includes Removing, Eliminating & Cleaning the Line Sites after Cutting of the Trees during the Period of 1 Year (100 Nos. Trees x 4 Times in a Year = 400 Nos. Trees).

Periodic Lopping & Chopping of Branches of different types of Trees like Mango, Neem, Sheesham, Peepal, Semal, Eucalyptus, Popular etc., Falling in the Range of Corridor of the above Transmission Lines to Provide the Minimum Clearance of about 8 Meter between the Tree & Conductors on both side of the Towers / Conductors of above said Transmission Line with all due Care of Safety & Precautions to Avoid any Damage to nearby Buildings, Power & Telephone Lines Passing nearby, Crops, other nearby Trees etc. The Work also includes Removing, Eliminating & Cleaning the Line Sites after Lopping & Chopping of the Trees during the Period of 1 Year (500 Nos. Trees x 4 Times in a Year = 2000 Nos. Trees)

Hot Spot Scaning of section towers, mid span joints, repair sleeves & jumpers of following transmission lines one time before summers.

220KV Unchahar-Raebareli D/C Transmission Line. (40.6km)

220 KV Raebareli-Sarojini Nagar Line (Lilo) at 220 KV S/S Bachhrawan. (24.4km)

Routine Preventive Maintenance Work on above Transmission Lines (Work during Planned Shut Down) after thermography

Diversion / Mobilization of Gang for jumper tightening and other associated works in Bare Minimum Time and Return Back of the Gang after Completion of the Work. (1 Job per Planned Shut Down)

Tightening of Jumper alongwith Replacement of Fasteners, as per hotpoint found in thermography required, to be Provided by the Department as per Requirement on Section Towers of above 220 KV Transmission Lines.

Re-Fixing & Tightening of Dislocated / Shifted Earth Wire Vibration Damper to its Place including Replacement of Fasteners, if Required, to be Provided by the Department as per Requirement on above 220 KV Transmission Lines.

Breakdown Based Emergency Major Maintenance Work on above Transmission Lines (Work during Break Down / Emergency Shut Down) :

Immediate Diversion / Mobilization of Gang for Attending Break Down due to Damage of Tension Disc Insulator String / Tension Polymer Insulator String / Conductor / Earth Wire of above 220KV & 132KV Transmission Lines Required to Complete the Work in Bare Minimum Time and Return Back of the Gang after Completion of the Work. (1 Job per Break Down)

Replacement of Damaged / De-Capped Tension Disc Insulator / Tension Disc Insulator String / Damaged Tension Polymer Insulator String on Section Towers of above 132KV Transmission Lines

Attending Break Down of Conductor by Replacement / Repairing of Damaged Portion of Conductor of above 220KV Transmission Lines by Way of Releasing the Respective Phase Conductor from Suspension Fitting of the Towers, if Required between the Section Towers, Cutting of Damaged Portion of the Conductor, Jointing new Conductor with the help of Mid Span Joint / Dead End Fitting / Repair Sleeve by Making Compression Joint. Finally, Re-Stringing and Sagging of the Conductor as per Sag Chart with Clamping the Conductor at Suspension Towers as Required, as per Details below :

1 Conductor of 1 Span Section

1 Conductor of more than 1 Span Section and Length upto 1 Km

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MANAS ELECTRICALS