Dgtl Infra provides an in-depth overview of fiber optic network construction, including its density, as measured by strand count, and the time it takes for a fiber network to become operational. Additionally, we detail the entire process for deploying both underground and. The Fiber Optic Association, Inc. Fiber optic cables may appear thin and fragile. However, they are composed of many components, each constructed from advanced materials to guarantee the quick and reliable transmission of data. During installation, all curvatures should be smooth. FO-VC2 JOINT USE - VERICAL MIDSPAN CLEARANCES 48.