In some cases of repairs of girders damaged by collision, the damage is severe what is used?

A Trusses and bars
B Struts and pins
C Links and dowels
D Lace and anchores

Correct Answer: Links and dowels

In some cases, the damage is more severe deeper so that the high tensile wires and strands are exposed and in such cases, the damaged portion is repaired by using links ad dowels along with wire mesh tied to the reinforcements and the entire damaged part is repaired using mortar or non shrink grout.
Bissoy MCQ
#Prestressed Concrete Structures #Restoration of Strength of Structures

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