1. The cable marker pile shall be installed directly above the pipe. When the cable marker pile is used as a corner pile, it shall be installed directly above the midpoint of the corner section. When there is no installation condition directly above the pipeline, it can be set in the roadside green belt relatively close to the road, and the pipe pile fitness diagram shall be marked on the cable marker pile.

2、全封閉禁入道路不得設置電纜標志樁。電纜標志樁的安裝間距宜為100m。地面平坦、視礙少、管道路由順直的情況，電纜標志樁的安裝間距可大100m。特殊地段，具體鋪設規范制度進行管道標志樁的鋪設!

2. No cable marker post shall be set on the fully enclosed road. The installation spacing of cable marker piles should be 100m. If the ground is flat, there are few visual obstacles and the pipeline route is straight, the installation spacing of cable marker piles can be increased by 100m. For special sections, specific laying specifications and systems shall be adopted to lay pipe marker piles!

3、電纜標志樁是埋設在天然氣高壓管線沿線以塑鋼、玻璃鋼、復合材質為主，涂有黃色標記的電纜走向標志樁，為起提示警示作用，標有“燃氣管道、燃氣電話、管線樁號、管線走向、電子巡檢信息鈕”，便于巡線搶修人員迅速找準管線位置，贏得搶修時機。根據《城鎮燃氣管理條例》第三十六條要求，擅自拆除和移動天然氣高壓管線上埋設的電纜標志樁屬于違法行為。

3. The cable marker post is a cable route marker post embedded along the high-pressure natural gas pipeline, mainly made of plastic steel, glass fiber reinforced plastic and composite materials, and painted with yellow marks. In order to give warning, it is marked with "gas pipeline, gas telephone, pipeline pile number, pipeline route and electronic Patrol information button", so that the patrol and repair personnel can quickly identify the pipeline position and win the opportunity for emergency repair. According to Article 36 of the regulations on the administration of urban gas, it is illegal to dismantle and move the cable marker piles buried on the high-pressure natural gas pipelines without authorization.