Log Jam

Log Jam is a recurring challenge in Survivor

Rules
The is a revolving log over a pit of mud or water. All castaways will compete against each other in one-on-one matches. Whoever outlasts their opponents wins.

In team and tribal based challenges, the winner earns a point for their team or tribe. The tribe who reaches a certain amount of points win.

Survivor: The Amazon
This challenge was first used in More than Meats the Eye. Deena Bennett was chosen to sit as the matches was man-on-man and woman-on-woman. In this game, the winner is the first tribe who reaches five points first. Dave Johnson, Butch Lockley, and Christy Smith all won their respective rounds for the Tambaqui tribe. They won a large Fruit basket and various seasonings.

Survivor: All-Stars
This challenge returned in Pick a Tribemate. Tom Buchanan was chosen to sit out of the challenge because all matches are of the same gender. This time the winner is the first tribe that gains seven points. Jenna Lewis, Rob Mariano, and Amber Mariano all won their respective rounds, winning the Chapera tribe the items that Jenna selected to steal from the Mogo Mogo Camp.

Survivor: Gabon
The challenge made its returned in He's a Snake, but He's My Snake. Unlike the past two appearances, this was an individual immunity challenge. The winner of the match advances to the next round. The last person standing in the last round wins immunity. In the first round, Ace Gordon, Charlie Herschel, Marcus Lehman, Randy Bailey, Sugar Kiper, and Bob Crowley outlasted Dan Kay, Crystal Cox, Matty Whitmore, Susie Smith, Ken Hoang and Corinne Kaplan respectively. In second round, Ace beat Charlie, Marcus beat Randy, and Sugar outlasted Bob. In the final round, all three remaining competitors was on the log. Sugar was the first person out. Marcus outlasted Ace and won individual immunity.