Basic — 1,000 ft single-mode run indoors with minimal termination: Cable $0. 00/ft, Permits $150, Accessories $100. 60/ft, Permits. Buyers typically pay for fiber optic cable by length, fiber type, and installation complexity. Commercial building installations with 100-200 network. Fiber-optic cable materials typically cost $1 to $6 per linear foot, depending on fiber count and cable type. The main cost drivers are materials, installation time, and environmental factors that affect trenching, conduit, and terminations. In preparing this second edition of the Fiber Deployment Cost report, Cartesian gathered inputs from a wide variety of firms building.