Deep Fiber Solutions of Roswell, Georgia premiered this coax to fiber technology in 2014. Removes coaxial cable (usually 3/4 inch OD, 75 ohm) dielectric and center conductor, creating a “mini-duct” for new multi-strand fiber optic cable. Deep Fiber Solutions https://deepfibersolutions.com/ Since then, they successfully used this technology in two Chicago area locations. Chicago financial district (under LaSalle Street station’s RR right-of-way) An earlier contractor (failed work) had damaged one coaxial cable, so it was unusable. https://deepfibersolutions.com/wp-c...er-CaseStudy-3_Chicago_Financial_District.pdf Buffalo Grove, under a lake. https://deepfibersolutions.com/wp-c...iber-CaseStudy-4_Lake_Crossing_Node-Split.pdf Georgia CATV company Using an abandoned .750” coax cable for core ejection on a desired fiber route that passed from an above ground pedestal under a 4-lane parkway and a 2-lane street.