Each two minute play is called a JAM. Between each jam, there are 30 seconds for teams to line up for the next jam. There are two halves in a BOUT. Each half is 30 minutes long and has an unlimited number of jams. Teams may freely substitute players between jams, except for players stuck in the penalty box. © Women’s Flat Track Derby Association (WFTDA). The Rules of Flat Track Roller Derby may not be reproduced or translated in whole or in part in any manner without the permission of the WFTDA. Real. Strong. Athletic. Revolutionary. Aug 01, · The game of Flat Track Roller Derby is played on a ﬂat, oval track. Play is broken up into two minute periods, and within those periods, into units of play called “Jams,” which last up to two minutes. There are 30 seconds between each Jam. During a Jam, each team ﬁelds up to . The following is a summary of the changes in The Rules for Flat Track Roller Derby January 1, edition. Leagues may begin playing sanctioned games under the new rules immediately, and all sanctioned games must use these rules starting February 1,
Roller derby is a full-contact sport, but it is not meant to be an all-out brawl. Only Blockers can be scored upon. To block the jammer, you can position yourself in front of them, and even use your body to push them back. If there is no Pack, the Engagement Zone is said to stretch from the foremost Blocker to the rearmost Blocker relative to the prior Pack ; however, it is still illegal for any Blockers to engage or to be engaged. The two Jammers start each Jam behind the Pack, and score a point for every opposing Blocker they lap, each lap. Visit our leagues page to find a league in your area.
A game will have at least two officials to oversee the penalty box. J — New Back Block penalty standard C4. Very rarely. Points: Four points. This is because their goal is to work their way through the pack to earn points.
A — Jammer Lap Point scoring C3. Each half is 30 minutes long and has an unlimited number of jams. Rationale: Points are earned for lapping opponents, not specific positions. After a jammer completes her initial lap, she scores 1 point for each opposing skater she passes. Many skaters and a small number of leagues train for both styles of play. Go to some games, find out when they hold open practices, and attend any other events you can to learn about the sport. At the Jam-Starting Whistle, the Blockers skate forward and compete for superior position. Make sure that you have good rollerskating skills before you attempt to play roller derby.