阀门井管理
Valve well management
1对室外天然气管网的阀门井，按高、中、低压分别统一编号，并绘制管网系统阀门编号图。
1. The valve wells of outdoor natural gas pipeline network shall be numbered according to high, medium and low pressure, and the valve numbering diagram of pipeline network system shall be drawn.
2设立阀门井卡，记录阀门井的编号、地理位置图、阀门规格、型号、启闭方式、转数（或度数）、阀门维护保养的日期和内容，记录阀门启闭影响地域范围。
2. Set up a valve well card to record the valve well number, geographical location map, valve specification, model, opening and closing mode, revolution (or degree), date and content of valve maintenance, and record the area affected by valve opening and closing.
3阀门井应设有明显的位置标志，并保持阀门井周围道路通畅，禁止重物堆放阀门井周围。
3. The valve well shall be provided with obvious position signs, and the roads around the valve well shall be kept unobstructed. It is forbidden to stack heavy objects around the valve well.
4按照阀门维修、保养的计划作业，保持阀门处于良好工作状态。
4 according to the valve repair and maintenance plan, keep the valve in good working condition.
5配合各项市政工程，使阀门井、井盖与道路平齐。
5 cooperate with various municipal projects to make the valve well and well cover flush with the road.