electrical box with some flex wire secured to conduit that has low voltage network wiring

[enricom]

electrical box with some flex wire secured to conduit that has low voltage network wiring, think its a NEC issue NEC, Article 800-52?

 

[enricom]

is that flex allowed to not be secured beyond 10 ft so if run vertically?

 

[don_resqcapt19]

300.11(C) says raceways can't be used to support other raceways or cables.