Skjersven went back home, got a flashlight and returned to the culvert.
"I knelt down under there and I looked and I saw two little eyes looking at me and he was stuck there ... he was squished in there."
"She was in rough shape, shedding, skinny as ever, not a bark or whine. She looked pretty pathetic, very thin," Skjersven recalled Monday night.
"She'd been missing for 13 days as of Sunday and it looked like she'd been in that culvert that long."
They wrapped the muddy, wet dog in blankets and offered food. About 10 minutes later, Koda was eating.
The dog is being cared for by a vet and is doing well, Skjersven said.
"I'm glad it turned out well. We were kind of worried it wasn't going to, but she's doing fine.
Also on HuffPost: