This includes hard hats to protect against falling objects, safety glasses to prevent eye injuries from flying debris, gloves to protect hands from sharp edges and chemicals, and high - visibility vests for better visibility in the work area. The Fiber Optic Association, Inc. (FOA) was founded in 1995 to help develop the workforce to build the fiber optic networks to support a rapid expansion in communications and the Internet. 2 meters (3-4 feet) deep to reduce the likelihood of accidentally being dug up. Special care must be taken to avoid damaging the optical fibers during installation by observing minimum. This procedure provides general information for installing all Corning Optical Communications Solo® ADSS All-Dielectric Self-Supporting fiber optic cables from 2-288 fibers. Each installation will be influenced by local conditions.