Annual Repair Under Comprehensive Maintenance Of Iiest At Shibpur During 2025-26. Sh: Conducting Surveying And Measurement Of Vertical Displacement Of Corner Columns, Roof Undulation In Connection With Structural Health Assesment Committee Of Pratichi Building. Subwork/Packages:Conducting Surveying And Measurement Of Vertical Displacement Of Corner Columns, Roof Undulation In Connection With Structural Health Assessment Committee Of Pratichi Building.