护城河（已盖板）

护城河（已盖板） is 13 km long, and has a stream level of 0.

Map of 护城河（已盖板）

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护城河（已盖板） flows into the sea: 12 km flows in at N 39° 53′ 58″, E 116° 25′ 50″ at OSM node n343433796.

护城河（已盖板） has 3 tributaries.

大明濠, which joins it at N 39° 53′ 52″, E 116° 21′ 44″ at OSM node n5691410015, and 3 km of total upstream flows in.

玉河, which joins it at N 39° 53′ 57″, E 116° 24′ 2″ at OSM node n5691410346, and 2 km of total upstream flows in.

(unnamed), which joins it at N 39° 53′ 57″, E 116° 21′ 5″ at OSM node n5691525013, and 907 m of total upstream flows in.