Electrical network construction and other telecommunications

The activities of building, maintaining and repairing the construction of electrical and other telecommunication networks not yet included in the 42211 to 42218 group. Including the construction of pipelines for oil and gas.

Pemasangan bangunan prafabrikasi untuk konstruksi jaringan saluran irigasi, komunikasi dan limbah

The special activities of installing prefabricated buildings mainly of concrete for the construction of irrigation, communication and waste canal networks as part of the work involved in the construction of civil buildings and usually carried out on a subcontract basis.

Signal construction and rail telecommunication

The activities of building, maintaining and repairing the construction of signaling buildings and rail telecommunications.

Telecommunication central construction

The activities of building, maintaining and repairing telecommunications central building construction and its equipment, such as telephone exchange buildings, telegraphs, transmitter tower buildings, microwave radar receivers, small earth station buildings and satellite stations. Including local and long-distance communication pipelines.

Groundwear well making or drilling

Specific activities of making or drilling to get groundwater, both small scale, medium scale, and large scale and high pressure as part of the work involved in building construction, and is usually carried out on a subcontract basis.

Konstruksi bangunan elektrikal

The activities of building, maintaining and repairing electrical buildings, such as power generation and transmission, as well as local and long-distance electric pipelines. This includes the construction of substations and the installation of electric poles that are used for buildings (housing or residential) and rail transportation facilities.

Telecommunication construction aid navigation facilities and river rivers

The activities of building, maintaining and repairing telecommunications construction for marine navigation aids, and river signs, such as building beacon towers, beacon signs, beacon buoys, port signal lights, and other parts of beacon signs.

Air navigation telecommunication construction

The activities of building, maintaining and repairing the construction of air navigation telecommunication buildings, including radar transmitter or receiver buildings, antenna buildings and similar buildings.

Irrigation network construction

Efforts to build, upgrade, maintain and repair the construction of water networks, irrigation systems (canals), reservoirs and siphons and irrigation drainage.

Construction of building treatment, distribution and storage of drinking water, waste water and drainage

The construction, maintenance and repair of tapping and raw water supply buildings, raw water treatment buildings, water towers and water reservoirs, distribution and distribution networks as well as drinking water tanks, buildings of urban wastewater networks (domestic waste water collection networks or human and industrial wastewater) and wastewater treatment buildings, residential drainage networks, storage ponds, pump buildings and similar building constructions.