管线点符号图例与代码.doc

.附录B 管线点符号图例与代码符号类型符号样式符号尺寸(mm)代码说明给水1.0GX201探测点2.0GX202阀门井2.0GX203水表井2.0GX204消防井2.0+1.6GX205阀门2.0+1.6GX206消防栓2.0+6.0GX207预留口1.0+2.0GX208变径2.0+1.5GX209泵站1.0+6.0GX210非普查区去向2.0+1.0GX211管帽(堵头)2.0GX212水表 2.0GX213水源井排水1.0GX301探测点2.0GX302污水井2.0GX303雨水井1.0X2.0GX304雨水篦2.0+6.0GX305预留口1.0+2.0GX306变径2.0+1.5