In joints of pre-cast concrete bridge segments, what are the functions of applying epoxy adhesive?
Answer: Epoxy adhesive is applied in these joints for the following purposes according to International Road Federation (1977):
Answer: Epoxy adhesive is applied in these joints for the following purposes according to International Road Federation (1977):
- It seals up the joints completely between pre-cast concrete segments to protect the pre-stressing tendons;
- By filling voids and irregularities along the segment joints, it helps to reduce stress concentrations otherwise it will be developed; and
- It helps in transferring of shear between the joints in case a large single shear key is used.