Tread depth on tires on a Dodge van?

[Tpnoid]

sounds ok hey if i goes bad replace it

 

[0bama'ssurgeongeneral]

I have a Dodge Grand Caravan sxt that has a tire tread depth of 3/32 ".
There are about 30,000 mi on these tires and I'm wondering if they are good for a 3.000 mi road trip.

Thanks