OPGW cable joint box installation involves several key stages: selecting the appropriate location, preparing both the cable and the joint box, splicing fibers, and sealing the joint box properly. Adhering to these steps ensures optimal performance and longevity of the telecommunications system. It is composed of AS wire, AA wire and stainless steel tube optical unit. We have been developing fittings for fib data transmission in such cables takes place via modulated. electric aerial ground wire and fiber communication. In order to guarantee. Installation Method Of Optical Cable Joint Closure Splice Box Fiber preparation 1. Remove the cable sheath, (if there is, please remove the shielding and armor) and then remove the cladding to expose the loose tube.