Optical cables are tested by their manufacturer at the factory during and after manufacture, again after delivery to the staging area for the construction project by the contractor or his agent, and finally after construction by the contactor, his agent, or the. Optical cables are tested by their manufacturer at the factory during and after manufacture, again after delivery to the staging area for the construction project by the contractor or his agent, and finally after construction by the contactor, his agent, or the. As we all know, in order to ensure the quality of optical cables and ensure that the optical cables can transmit communication models normally after installation, single reel inspection and reel matching must be carried out before the optical cables are laid, and strict inspections must be carried. The following items are key considerations in preparation for installing the fiber optic cable when the construction is ready for cable placement. Optical fiber cable should be carefully inspected when received and stored safely onside during storage before installation. A summary of the factory. This recommended practices document is a comprehensive manual for optical fiber construction and testing. Sections are included for project management; cable handling, testing and equipment; overhead cable placement; underground cable placement; underground enclosures; bonding and grounding; cable. After the cable arrives at the warehouse, prior to installation, its verification is required. This includes a visual inspection of the external appearance of packaging and the cable to determine required characteristics and detect any damages.