The girder is used to hang the spare fiber optic cable
Made of CT3 tempered steel according to TCVN 1765:1975 or according to customer requirements. Oxidized and then hot-dip galvanized according to ASTM-A123
A spare cable suspension kit includes:
+ 1 set of G6 gongs
+ 02 stainless steel straps (each strand is 1.2m long).
+ 02 stainless steel belt buckles
+ 02 bolts M14x90 square neck round head