Instrumentation of Bridge No.7 (2X30.50+5X76.20+1X30.50)m in CPU-MHDA section & br no. 334UP (3X12.20)m, 315UP (2X12.20+7X18.30+2X12.20)m, 310UP (1X30.50)m, 278UP (2X12.20)m, 253 UP(1X12.20+7X30.50+1X12.20)m in BRKA - GHD section under SSE/BR/DTO in

Sharing tender

Tender for Instrumentation Of Bridge No.7 (2X30.50+5X76.20+1X30.50)M In Cpu-Mhda Section & Br No. 334Up (3X12.20)M, 315Up (2X12.20+7X18.30+2X12.20)M, 310Up (1X30.50)M, 278Up (2X12.20)M, 253 Up(1X12.20+7X30.50+1X12.20)M In Brka - Ghd Section Under Sse/Br/Dto In Dhanbad Division , - Carrying Out Instrumentation Of Bridges For Monitoring The Effect Of Increased Loads And Higher Axle Loads For Running Of Cc+8+2T/25T Axle Load Wagons On Bridge Components I.E Superstructure, Bearing With Contractors Skilled/ Unskilled Manpowers Etc. Including Submission Of Report Containing Necessary Data, Analysis Of Data And Recommendations In The Form Of A Report As Per Break Up Given Below. 1(A) (I) Preparation Of Numeric Model And Analysis Of Various Load Combination. (Ii) Performing Fatigue Analysis By Suitable Method (Sn Curve Etc, For Most Critical Member) Depending On The Physical Metallurgical Properties Of The Material Including Laboratory Tests And Submission Of Report. (Note: Fatigue Analysis Report Shall Also Include Theoritical Fatigue Analysis Done As Per Latest Provision Of Irs: Steel Bridge Code.) (Iii) Measurement, Analysis And Submission Of Report Of Various Load Coming On Bearings. 1.(B) To Be Done Twice, Once In Summer Season And Another In Winter Season. (I) Measurement, Analysis And Submission Of Report Of Dynamic Deflection/Strain At Various Critical Locations Of The Superstructure And Piers/Abutment (Ii) Measurement, Analysis And Submission Of Report Of Dynamic Acceleration And Analysis To Obtain The Dynamic Characteristics Of The Superstructure. (Iii) Measurement, Analysis And Submission Of Report Of Tilt/Deflection Of Piers/Abutment. (Iv) Measurement Analysis And Submission Of Reports Of Temperature At Top And Bottom Of Superstructure For Estimation Of Temperature Stresses Using Numerical Model. I(C) Perform Numeric Structural Modification Studies To Determine Cost-Effective Rehabilitation Strengthening Scheme Design And Drawings For Bridges Where Instrumentation Analysis Indicates Abnormality In The Structure.