WORK OF MAINTENANCE/RECONDITIONING WORK OF 03 NOS. 4X3 METER SIZE SAND PIT AND VARIOUS SIZES SAND BARRIERS UNDER TRENCH COVERS AT 220 K.V. SUB-STATION MOTIRAM ADDA, GORAKHPUR-II UNDER ELECTY. 400 KV TRANSMISSION DIVISION, GORAKHPUR.

Amount

Maintenance and reconditioning work of 4×3 meter size sand pits, various sizes sand barriers, their location marking in switchyard of 220KV Sub-Station Gorakhpur-II with all cost of men , materials, misc. consumables and T&P required for the job as per following details:

Repair & reconditioning of Sand pit including removing of unwanted grass, small plants on sand pit/its plateform, cleaning of the filled sand to remove sand stuffing,caking, replenishing sand to compensate for uses/shortness, repair of the pit walls using cement and sand mixture in ratio of 1:6,repair of surrounding brick plate by using necessary bricks and sand mixture in ratio of 1:4, placing back of the cover bricks after cleaning over sand pits etc.

Complete painting of sand pits by using white cement and bricks cover by using suitable red colour paint and then writing "SAND" on pits surface for identification from distance.

Opening of trench covers for repairing of following sizes sand barriers in various cable trenches in 220/132kv Bays in switchyard of 220kv Substation Motiram Adda, Gorakhpur-II, by making double side walls with bricks, sand and cement mixture in ratio 1:6 then filling them with red sand up to trench level to compensate the level, including cleaning of water passes pipelines of water and again placing of the trench cover originally and all other associated works required for the completion of sand work with all cost of men. materials and T&P etc. required for the job as per details below:

A: 220 KV SIDE SWITCHYARD

800mm×1000mm×1000mm size sand barrier

500mm×650mm×1000mm size sand barrier

600mm×800mm×1000mm size sand barrier

250mm×450mm×600mm size sand barrier

B: 132 KV SIDE SWITCHYARD

800mm×800mm×1000mm size sand barrier

250mm×400mm×600mm size sand barrier

Location marking of various size sand barriers located inside cable trenches at different places in the 220/132kv switchyard by painting 6" strip in red colour synthetic enamel berger make paint in 02 coats on the trench covers with all cost of men, materials and T&P etc. required for the job.

M/s P.K.Enterprises

M/s Radha Enterprises