Tender For Biennial Insulation And Refractory Work Bi-Annual Maintenance Work Of Insulation Of Boiler Turbine Side Pipelines Valves Vessels Ducts Pressure Parts Main Boiler Etc In Unit No 9 10 11 12 And 13 Of 5X200 Mw Btps Obra, 1 Turbine Side Works Min, obra-Uttar Pradesh

Tender For Biennial Insulation And Refractory Work Bi-Annual Maintenance Work Of Insulation Of Boiler Turbine Side Pipelines Valves Vessels Ducts Pressure Parts Main Boiler Etc In Unit No 9 10 11 12 And 13 Of 5X200 Mw Btps Obra, 1 TURBINE SIDE WORKS Mineral / Rock wool insulation work on various high pressure and high temperature pipeline of steam and water in 200MW units. The insulating material will be supplied by the firm at their own cost with specifications as mentioned in scope of work tender. 2 Pipe dia-25mm, Thickness of insulation – 25mm 3 Pipe dia-25mm, Thickness of insulation – 50mm 4 Pipe dia-50mm, Thickness of insulation – 75mm 5 Pipe dia-100mm, Thickness of insulation – 75mm 6 Pipe dia-150mm, Thickness of insulation – 100mm 7 Pipe dia-200mm, Thickness of insulation – 100mm 8 Pipe dia-250mm, Thickness of insulation – 125mm 9 Pipe dia-300mm, Thickness of insulation – 125mm 10 Pipe dia-400mm, Thickness of insulation – 150mm 11 Fabrication & fixing of 24-gauge aluminium/GI sheet for cladding with the help of self-tapping screws (Aluminium/GI sheet & screw to be supplied by the contractor). 12 Spray Insulation and Repairing of damaged Insuation 13 Dismantling of cladded insulation 14 BOILER SIDE WORKSMineral / Rock wool insulation work on various Boiler Side pipeline/ducts/headers/pressure part and main boiler areas in 200MW units. The insulating material will be supplied by the firm at their own cost with specifications as mentioned in scope of work 15 Thickness of insulation – 50/60mm 16 Thickness of insulation – 75mm 17 Thickness of insulation – 100mm 18 Fabrication & fixing of 24-gauge aluminium/GI sheet for cladding with the help of self-tapping screws (Aluminium/GI sheet & screw to be supplied by the contractor). 19 Fixing of pipes for erection of Scaffolding at places where no platform is available (scaffolding material will be provided by the Nigam). 20 Refractory work of main boiler and pressure parts. 21 Removal of old and damaged refractory. 22 Recasting of refractory

Sr No	CorrigendumDate	Corrigendum	CorrigendumType	NewSubmissionDate
1	03-12-2024	DATE EXTENSION 2	Date	14-12-2024
2	16-12-2024	DATE EXTENSION 3	Date	21-12-2024
3	27-11-2024	DATE EXTN1	Date	03-12-2024

INR 1180 /-

INR 38500.0 /-

INR 38.44 Lakhs /-