Procurement Of Works For Identification Of Welded Manholes By Robotic Cctv Surveillence With Gps Coordinates, Rectification Andrestrengthening Of Weldedmanholes By Welding Reinforcement Pads Epoxy Painting And Covering With Concrete Block In Clear Water P, Guwahati-Assam
TDR : 41194261
Tender Notice
Corrigendum Details
BOQ
Expired
Guwahati
Assam
Corrigendum : Procurement Of Works For Identification Of Welded Manholes By Robotic Cctv Surveillence With Gps Coordinates, Rectification Andrestrengthening Of Weldedmanholes By Welding Reinforcement Pads Epoxy Painting And Covering With Concrete Block In Clear Water P
Name of Work: For procurement of works for identification of welded manholes by robotic CCTV surveillence with GPS coordinates, rectification andrestrengthening of weldedmanholes by welding reinforcement pads epoxy painting and covering with concrete block in clear water pumping main and transmission main pipelines.
Sl. No.
Item Description
1
Robotic CCTV surveillance with GPS coordinates for pipeline inspection of transmision mains ranging from 800 ti 1700mm diameter using Robotic pipeline CCTV inspection system, with submission of 1) GPS location of welded manholes 2) Welding inspection database with viewing software 3) CCTV video data in 3 swta of DVDs
2
Rectification and restrengthening of welded manholes as stated above including excavation & backfiling with excavated soil or cursher dust supplied under sl no. 1(c)
3
Providing and backfilling excavated piprline trench with crusher dust including watering, ramming, consolidating using portable vibratory compactor and dressing complete as per drawing, specifications around pipe and as well as above pipe and as per the instructions of the Employer\"s representative.
4
Road restoration to its original condition of the excavated pipeline trench.
5
Providing and laying in position machine batched, machine mixed and machine vibrated design mix cement concrete of M20 grade for reinfornced cement concrete structural elements like thrust block etc, including the cost of centering and shuttering & reinforcement including rendering in cement mortar 1:3 ( 1 cement: 3 coarse sand) and making good the joints and admixtures in recommended proporationsas per IS 9103 to accelarate retard setting of concrete improve workability without impairing strength and durability as per direction of engineer in-charge.
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