管涌

管涌	guǎn yǒng	piping (internal erosion of soil caused by water seepage)
管	guǎn	variant of 管
管	Guǎn	surname Guan
管	guǎn	to take care (of) / to control / to manage / to be in charge of / to look after / to run / to care about / tube / pipe / woodwind / classifier for tube-shaped objects / particle similar to 把 in 管...叫 constructions / writing brush / (coll.) to / towards
涌	chōng	(used in place names)
涌	yǒng	variant of 涌
涌	yǒng	to well up; to gush forth; to surge