work

Amount

Quarterly routine patrolling (Patrolling ones in three month) of fallowing different 400KV lines The work includes lopping & chopping of branches and cutting of different type of tree falling in the range of line corridor with all due care of safety and precautions. Attending of failed spacer damper/spcer/vibration damper, refixing of vibration dampers of conductors and eartwire replacement of damaged corona rings/arcing horn, attending of damaged tower earthing and submission of monthly patrolling report in triplicate in prescribed proforma mentioning stolen/missing tower parts & tower accessories, tree branches & bamboo koty falling in line corridor, damaged to earthwire, conductor, jumper, insulators and other line accessories. Damaged to foundation coping, chimany, earthing etc. with the help of patrolling team consisting of skilled labor, and 01 No. supervisor equiped with Binocular. Detail of lines are as below.

400KV Anpara-Obra (L-2) Transmission line from L.C. No. 1 to 14 & 57 to155 (40Km )

400KV Anpara-Sarnath(L-3) Transmission line from L.C. No. 1 to 267 (99.154Km )

400KV D.C. Anpara-Sarnath-Mau (L-5 & L-6) Transmission line from L.C. No. 1 to 283 (100.461Km )

400KV Obra-Sultanpur Transmission line from L.C. No. 1 to 289 (107.057Km )

LILO of 400KV Anpara-Sarnath (L-3) line@ obra “B” from Loc No. 1 to 42 (10.00Km)

Total 356.6672x4=1426.688 Km.

Emergency patrolling of above mention in any of the 400KV Transmission (any part of length or whole length) during tripping of line as per instruction of supervisor engineer to find the fault in the line. The work includes arrangement & mobilization of gang on urgent basis during tripping of line emergency patrolling of a line at a time will be one job.

Cutting of different type of tree falling in the range of above mention 400KV Transmission line corridor with careful of safety and precautions to avoid any damaged to nearby building, crops and power/telephone line passing near vicinity of tree. (Tree up to 1.0 meter dia girth/truck)

Fixing of tower parts/bracing in above mention in any of the 400KV Transmission line. The work inclueds sorting, shifting loading carriage, unloading and stacking tower parts from central store Robertsganj to work site, then measuring, marking, cutting and hole punching in proper size of tower parts then fixing & punching its on tower, tightening of loose nut & bolts.

Attending of breakdown of twin moose conductor of above mention 400KV transmission line. The work includes mobilization of gang on urgent basis, carriage of materials from Robertsganj store to work site, Dismantling of broken phase conductor with disc insulator, remove complete or damaged portion of conductor, and jointing new conductor with the help of 02 Nos. mid span joint, then stringing at its place with proper sag and complete the job.

Attending breakdown of jumper of above mention in any of the 400KV Transmission line. The work includes mobilization of gang on urgent basis, Carriage of material from Robertsganj store to work site, dismantling of broken jumper from tension fitting, making new jumper with jumper cone then fixing as its place with proper sag and complete the job.

Attending breakdown of double tension disc/polymer string insulator of above mention in any of the 400KV Transmission line. The work inclueds mobilization of gang on urgent basis, Carriage of material from Robertsganj store to work site dismantling of broken tension disc insulator/Polymer insulator from tower, remove complete string and making new string with 23 Nos. 160KN disc insulator/ 160KN Polymer insulator then hoisting at its place with proper sag and complete the job.

Attending the breakdown of double suspension Disc/Polymer string insulator of above mention in any the 400KV Transmission line The work includes mobilization of gang on urgent basis, carriage of material from Robertsganj store to work site, dismantling of broken suspension disc insulator/Polymer insulator from tower, remove complete string and making new string with 21 Nos. 120KN disc insulator/120KN Polymer insulator then hoisting at its place with proper sag and complete the job.

Attending the breakdown of earth wire of above mention in any the 400KV Transmission line. The work includes mobilization of gang of urgent basis, carriage of materials from Robertsganj store to work site, dismantling of broken E/W remove complete or damaged portion of E/W, and jointing new E/W with the help of 02 Nos. mid span joint, then stringing at its place with proper sag and complete the job.

Cleaning of double Disc/Polymer string insulator of above mention 400KV Transmission line The work includes mobilize of gang & Cleaning of insulator string with detergent/ thinner/patrol and also removing bird nest/ bird beat on tower/insulator and complete the job two times in one year. (First before rainy season & second in winter season). Cleaning of one double disc/polymer string at a time will be one job.

Proper removing extra soil from leg & cleaning rusted tower leg of above mention 400KV Transmission line with hardware bruch etc. to remove complete dust and rust from the rusted surface, painting of one coated redoxide/Zinc rich metal primer and three after two coated Black Bituminous paint (Rates include the cost of materials and labour charges & other associated work to perform job satisfactory)

M/S Bajarang engeeniers

M/S Shree Constraction