ICNEA 4851—Wiring and equipment engineering construction

Where 4851 sits

1. E Construction industry
2. 48 Civil engineering construction industry
3. 485 Wire and pipeline engineering construction
4. 4851 Wiring and equipment engineering construction

What 4851 includes

• Refers to engineering buildings such as electric power, communications, radio and television cables, towers, etc. laid above the ground.
• Including construction activities for the following frame lines and pipeline projects：
• Wiring engineering services: power transmission engineering services, telecommunications engineering services, urban lighting engineering services, and other wiring engineering services;
• Power transmission facilities: substation facilities, high-voltage power transmission line facilities, low-voltage power transmission line facilities, urban lighting power facilities, and other power transmission facilities;
• Communication facilities: wireless communication facilities, wired communication rack-line facilities, satellite communication receiving facilities, and other communication facilities;
• Radio and television transmission facilities: broadcast signal transmission facilities, television signal transmission facilities, radio and television satellite reception facilities, other radio and television transmission facilities;
• Construction of other wiring and equipment projects;
• New energy power generation and power transmission equipment engineering.

What 4851 excludes

• The installation and construction of various circuits in the building is included in 4910 (electrical installation)；;
• The installation of radio and television receiving equipment in the building is included in 4910 (Electrical installation)；;
• The installation of communication facilities in and on the roof of the building is included in 4910 (Electrical installation)；;
• The construction of submarine cables is included in 4834 (Submarine facility laying engineering construction).

4851 in other systems