이에 궁여지책으로 큰 나무를 숯으로 구워 다리를 놓자 썩지 않고 다리의 수명이 길어졌으므로 그 뒤로부터 이 다리를 '숯다리'라 하고, 이 고개 이름도 숯고개라 하였다 한다.
When the bridge was laid by burning a large tree with charcoal as a final resort, the bridge was not rotted and the lifespan of the bridge was extended, so the bridge was called "Charcoal Bridge" and the name of this pass was called Charcoal Pass.