| Includes | communications transmission and distribution for one site or multiple sites. |
| Alternate Terms/Abbreviations | OSP: outside plant. ISP: Inside plant |
| See | 26 00 00 for electrical associated with a building or structure 27 10 00 for facility structured cabling. 27 21 00 for data communications network equipment 33 09 80 for instrumentation and control for communication utilities. 33 70 00 for electrical utilities. 40 66 00 for process control-related Network and communications equipment |