Tender For Underwater Inspection Of Substructure Of Bridge By Adopting Suitable Methods Which May Include Engaging Of Divers And Special Equipments, Preparation And Submission Of Detailed Inspection Report Comprising
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Estimated cost
Bid Submission
06 Jan 2020
0 days left
EMD
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Bank guarantee accepted
Document Fee
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Non-refundable
Tender Type
Online
Tender Overview
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Tender ID
Competition Type
NCB
Bidding Type
Tender
Location / State
JALGAON → Maharashtra
EMD Exemption
Not Available
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Not Available
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Project Description
Tender For Underwater Inspection Of Substructure Of Bridge By Adopting Suitable Methods Which May Include Engaging Of Divers And Special Equipments, Preparation And Submission Of Detailed Inspection Report Comprising
BOQ
| Name of Work: Underwater Inspection of substructure of Bridge by adopting suitable methods which may include engaging of divers and special equipments, preparation and submission of detailed inspection report comprising | |||||
|---|---|---|---|---|---|
| Sl.No. | Item Description | Item Code / Make | Quantity | Units | |
| 1 | 1 | Detail Inspection for obtaining measurements of damaged or deteriorated areas that may be hidden by marine growth including cleaning of marine growth for surface inspection of sample/ known problem areas of underwater structure by engaging an experienced diver guided by an experienced team leader. The cleaning of substructure component shall be thoroughly performed at three different water depths. A clear water box and water jet cleaning equipment shall be used. During the inspection, damage or deterioration (spalling, Corrosion, cracks etc.) should be detected and measured and the extent and severity of the damage should be documented. The bands of cleaning shall be 30 cm wide minimum. The bands shall be located in splash zone (low waterline), the mud line (bottom of river) and at construction joints or other structural details or midway between low waterline and mud line in absence of construction joints. | item1 | 1 | Per Abutment/ Pier |
| 2 | 2 | Special Inspection for obtaining measurements of damaged or deteriorated areas to determine in detail the type and cause of damage. The inspection shall evaluate future development of damage which form the necessary basis for the detailed assessment of the damage and preparation of rehabilitation design. The inspection shall be a highly detailed inspection of critical components or components where extensive repair or possible replacement is contemplated in detail design already carried out before. During special inspection hidden or interior damage, loss of cross-sectional area, misalignment of members, loss of foundation support, if any shall be detected and material homogeneity shall be evaluated. The special inspection shall include extensive cleaning, detailed measurements and selected non destructive tests | item2 | 1 | Per Abutment/ Pier |
| 3 | 3 | Non destructive tests | |||
| 4 | 3.01 | a) Ultrosonic thickness guage – steel | item3 | 1 | Nos |
| 5 | 3.02 | b) Ultrasonic testing – Conctere | item4 | 1 | Nos |
| 6 | 3.03 | c) Cover meter – Concrete | item5 | 1 | Nos |
| 7 | 3.04 | d) Schmidt hammer – Cocrete/ Masonry | item6 | 1 | Nos |
| 8 | 3.05 | e) Chloride content – Concrete | item7 | 1 | Nos |
| 9 | 3.06 | f) Crack measuring guage - Cocrete/ Masonry | item8 | 1 | Nos |
| 10 | 3.07 | g) Impulse response – Concrete | item9 | 1 | Nos |
| 11 | 3.08 | h) Half cell potential – Concrete | item10 | 1 | Nos |
| 12 | 3.09 | i) Impulse-Echo - Cocrete/ Masonry | item11 | 1 | Nos |
AI Tender Summary
Tender Timeline
Dec 31, 2019
11:30 IST
Tender Published
Tender notice published.
CompletedJan 06, 2020
17:00 IST
Bid Submission Deadline
Online submission via eProcurement portal.
CompletedJan 07, 2020
Bid Opening Date
Technical bids will be opened and evaluated.
CompletedTender Documents
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