Provide, install, and test a dedicated, independent, underground fiber connection consisting of a 6-strand indoor/outdoor armored plenum single-mode (OS2) fiber optic cable, accessories, and installation to Bldgs. 4 and 12, and a dedicated, independent fiber connection consisting of a 18 or 24-strand indoor armored plenum single-mode (OS2) fiber optic cable(s), accessories, and installation from C-Wing Core (Rm. C-125) to the Penthouse. Includes 1U fiber drawers and LC terminations (as needed), and project management. Fiber should terminate in the same room as the paging/network equipment in each building. Demark terminating at Bldg. 1 is C125 patch panel, run fiber optic above ceiling tiles in C125. Patch panels must be properly labeled.