National Federation 4 Person Mechanics Football IACAO FB
National Federation 4 Person Mechanics Football IACAO FB Dec. 2005 1
Football Mechanics Criteria q Communication q. Field Positions q. Keys & General Mechanics 2
Mechanics – 4 man q Before Kickoff q. After Kickoff q. Basic Scrimmage Position q. Prior to the Snap q. Running Plays q. Passing Plays 3
Mechanics 4 man (cont’d) q Scrimmage Kicks q. SK’s - Field Goals & Try Attempts q. SK’s – Field Goals & Try Fakes q. Goal Line – Inside 10 yard line q. Measurements 4
Before Kickoff Referee LJ R G 10 20 30 40 50 40 30 20 10 G Position near R’s 10 -yard line opposite Linesman Count R Players Check other officials in position and signal ball ready for play after other officials and kicker ready U H 5
Before Kickoff Umpire G 10 20 30 40 50 40 30 20 10 G Position on R’s 20 yard line opposite Line Judge Count R Players Ensure coaches, players, substitutes in proper location Hold hand in air to inform Referee ready U 6
Before Kickoff Linesman G 10 20 30 40 50 40 30 20 10 G Position on K freekick line Hand ball to kicker and point out Referee. Inform to wait for ready for play signal H G 10 20 30 40 50 40 Count K Players Move to sideline with line-to-gain equipment and hold hand in the air to inform Referee ready 7
Before Kickoff Line Judge G 10 20 30 40 50 40 30 20 10 G Position on R’s Free Kick line and identity Move to side line opposite Linesman Ensure coaches, players, substitutes and others in proper location LJ G 10 20 30 40 50 Count K Hold arm in air to inform Referee ready 8
After Kickoff Referee R LJ G 10 20 30 40 50 40 30 20 10 G Deep Kicks, Be ready to rule on touchback or player momentum Kicks middle or your side, Start Clock when kick is touched (other than first touching by K) Pick up runner and follow until released to covering official 9
After Kickoff R Referee G 10 20 30 40 50 40 30 20 10 G Determine if kick goes out of bounds and flag if not touched by R Kicks opposite side, move cautiously with play Observe actions behind play and clean up 10
After Kickoff Umpire G 10 20 30 40 50 40 30 20 10 G Kicks your side, start clock when kick is touched (other than first touching by K) Pick up runner and follow until released to Linesman Once you release runner, observe action behind play U H Maintain responsibility for you sideline 11
After Kickoff Umpire Determine if kick goes out of bounds and flag if not touched by R G 10 20 30 40 50 40 30 20 10 G Kicks opposite side, move cautiously with play Observe actions behind play and clean up U 12
After Kickoff Linesman G 10 20 30 40 50 40 30 20 10 G Watch for free-kick line infractions Help Line Judge rule on first touching by K prior to R’s freekick line and bean bag in necessary Watch initial blocks near R’s free-kick line and blocks on kicker / holder H Administer fouls prior to kickoff 13
After Kickoff Linesman Kicks to your Side G 10 20 30 40 50 40 30 20 10 G Move down the sideline to area to best officiate depending on kick keeping spacing with Umpire Determine if kick goes out of bounds and flag if R has not touched ball Pick up responsibility for runner from Umpire and follow to goal line U H 14
After Kickoff Linesmen G 10 20 30 40 50 40 30 20 10 G Kick Opposite side Move cautiously toward play being ready to rule on your sideline if play reverses Observe action of player in vicinity of runner and watch for fouls away from the ball H Assist Line Judge with goal line on long runs 15
After Kickoff LJ Line Judge G 10 20 30 40 50 40 30 20 10 G Watch for free-kick line infractions Be Alert for first touching by K prior to R’s free-kick line and bean bag if necessary 16
After Kickoff R Line Judge Kick to your side LJ G 10 20 30 40 50 40 30 20 10 G Move down sideline while watching for fouls and to area best to officiate depending on the kick, keeping spacing with Referee Determine if kick goes out of bounds and flag if not touched by R Pick up responsibility for the runner from Referee and follow to goal line 17
After Kickoff LJ Line Judge G 10 20 30 40 50 40 30 20 10 G Kick Opposite Side Move cautiously toward play being ready to rule on your sideline if play reverses Observe action of player in vicinity of runner and watch for fouls away from the ball Help Linesman with goal line on long runs 18
Basic Scrimmage Position Referee A’s backfield 3 to 4 yards behind deepest back on passing arm of Quarterback able to view opposite side tackle G 10 20 R 30 20 30 U Umpire 3 to 8 yards off ball as to not interfere with vision or movement of defensive backs. G 10 19
Basic Scrimmage Position LJ Linesman & Line Judge G 10 Start on side line straddling line-ofscrimmage. 20 R 30 20 30 U G 10 H 20
Prior to Snap (All Plays) Referee Declare ball ready-forplay G 10 20 R 30 G 10 20 30 Count A players Responsible for 25 second count Check players set for one second prior to snap. Watch for snap infractions, illegal shifts, and false starts 21
Prior to Snap (All Plays) Umpire Vary position as to not block view of B players or allow A to use you as interference G 10 20 30 U Count A Players Check five players on line numbered 50 to 79 Be ready to rule on snap infractions, false starts, encroachments, disconcerting signals by defense and be aware of B players line up in free blocking zone G 10 22
Prior to Snap (All Plays) LJ Linesman & Line Judge Check down number on box and signal down G 10 20 30 Extend arm back to indicate A player closes to you off the line-of-scrimmage Check to see if all backs, flankers, split ends in legal position and check eligibility Determine if player in motion movement is legal H 23
Prior to Snap (All Plays) LJ Linesman & Line Judge G Check for seven on the line-of-scrimmage Key off tackle for run / pass 1 30 2 20 3 4 Help in determining false start, encroachment, interference with snap Count B players and be alert for illegal substitutes 10 5 6 G 10 20 7 30 H 24
Running Play Referee Key opposite guard / tackle G 10 20 30 R Responsible for ball carrier and action around him to the neutral zone G 10 20 30 25
Running Play Referee Move behind play toward side of field which plays advances and cover runner until reaching neutral zone or if down near line-ofscrimmage Watch action behind ball and away from runner, action on quarterback, and backward or forward passes. G 10 20 30 R G 10 20 30 26
Running Play Referee When ball is dead, move to location and signal next down G 10 20 30 R Help relay ball and assist umpire with spot If first down, stop clock and signal Make sure all officials ready to go before signal ball ready for play G 10 20 30 27
Running Play Umpire Read point of attack G 10 Watch line play for illegal action around ball carrier and in free blocking zone Move accordingly depending play working inside out 20 30 U G 10 Be alert for fumbles beyond neutral zone and help determine who gains possession After play spot ball 28
Running Play Linesman Action toward you G 10 20 30 Work off the field Observe actions of linemen your side and blockers in front of ball carrier Pick up responsibility of ball carrier, mark forward progress and stop clock if out of bounds Follow runner to goal line H 29
Running Play Linesman Action away from you G 10 20 30 Move cautiously onto field ready for reverse action Observe action behind play Be ready to help with forward progress spot or goal line H 30
Running Play LJ Line Judge Action toward you G 10 20 30 Work off the field Observe actions of linemen your side and blockers in front of ball carrier Pick up responsibility of ball carrier, mark forward progress and stop clock if out of bounds Follow runner to goal line 31
Running Play LJ Line Judge Action away from you G 10 20 30 Move cautiously onto field ready for reverse action Observe action behind play Be ready to help with forward progress spot or goal line 32
Passing Plays Referee Key opposite guard / tackle G 10 20 3 R 0 G 10 20 30 Watch blocking Remain wider and deeper than passer After pass released, verbally alert defenders and observe action on passer not ball Determine pass forward or backward 33
Passing Plays Referee Sole responsibility for intentional grounding, however, can get assistance from covering official G 10 20 R 30 G 10 20 30 Determine if passer crosses neutral zone Continue to observe action behind neutral zone before leaving 34
Passing Plays Umpire Watch for Illegal contact in free blocking zone G 10 20 30 U Move to line-ofscrimmage Observe action of players in and just behind neutral zone G 10 Assist Referee in determining if forward pass released beyond neutral zone 35
Passing Plays Umpire Know if ball tipped at line-of-scrimmage G 10 20 30 U Pivot after pass crosses neutral zone and assist on determining catch or no catch G 10 36
Passing Plays LJ Linesman & Line Judge Watch initial action off line for defensive holding Move downfield cautiously on passes to your side and be ready to adjust back for run Be ready to rule on pass incomplete / complete and interference G 10 20 30 H 37
Passing Plays LJ Linesman & Line Judge If ball intercepted, observe action until ball is dead, covering official stop clock and signal first down, if inside defensive 5 yard line, be ready to rule on momentum If incomplete pass in your area, sound whistle and signal G 10 20 R 30 U G 10 20 30 Be alert for illegal passes Rule on touching or catching by ineligibles H 38
Scrimmage Kick Referee G 10 Position 3 -4 yards in front of kicker, 5 -7 yards wide on Line Judge side 20 30 40 50 40 30 20 10 G R Be able to see ball and all backs Watch for fouls behind neutral zone and roughing / running into kicker G 10 20 30 40 Be alert for blocked kicks and recovery 39
Scrimmage Kick Referee G 10 20 30 40 R 50 40 30 20 10 G G 10 20 30 40 50 40 30 20 10 G After ball crosses neutral zone, observe line play and move down field slowly If necessary, determine if ball was touched beyond the neutral zone and by whom Be ready to pick up runner on long run and continue with him to goal line 40
Scrimmage Kick LJ Referee G 10 20 30 40 R 50 40 30 20 10 G G 10 20 30 40 50 40 30 20 10 G If ball kicked out of bounds in flight, assist the covering official with spot In no foul, signal linesmen and line-to -gain equipment into position for next play Make sure all officials ready prior to giving ready-forplay signal H 41
Scrimmage Kick Umpire G 10 20 30 40 50 Position 4 to 7 yards deep, keeping ball in view 40 30 20 10 G U Check numbering exceptions After snap, step toward neutral zone watching for possible roughing of snapper, then shift to blocking action G 10 20 30 40 50 40 42
Scrimmage Kick Umpire G 10 20 30 40 50 Determine if kick crosses neutral zone 30 20 10 G U Assist Referee with short or blocked kicks Once kick crosses neutral zone, pivot and observe blocks downfield and players away from ball 40 G 10 20 30 40 50 40 43
Scrimmage Kick Lineman G 10 20 30 40 50 40 30 20 10 G Cover kicks to your side of field If out of bounds in flight, move past were ball went out and walk forward until Referee spots you Grounded kicks out of bounds, mark spot and observe action H 44
Scrimmage Kick Lineman G 10 20 30 40 50 40 30 20 10 G Help Referee with short or blocked kicks and note spot of recovery Bean bag spot of first touching and end of kick Be ready for fair catch and blow whistle only after kick is secured H 45
Scrimmage Kick Lineman G 10 20 30 40 50 40 30 20 10 G Routine kick, move downfield cautiously observer action in front of ball carrier Move with runner to your sideline and follow until goal line Only move line to gain equipment when sure no foul on play and signaled by Referee H 46
Scrimmage Kick Line Judge G 10 20 30 40 50 40 LJ 30 20 G 10 20 30 40 50 40 30 10 G Position 7 to 10 yards in front of deepest receiver and in position to cover sideline Carry bean bag in hand Be ready to rule on momentum inside 5 yard line 20 Observe initial action around receiver 47
Scrimmage Kick LJ Line Judge G 10 20 30 40 50 40 30 20 10 G Drop Bean Bag to mark end of kick Maintain responsibility of ball carrier on returns up the middle and to your side until released to other official 48
Scrimmage Kick LJ Line Judge G 10 20 30 40 50 40 30 20 10 G If out of bounds in flight, move past were ball went out and walk forward until Referee spots you Grounded kicks out of bounds, mark spot and observe action Returns to Linesman side, move slowly behind play observe all action 49
Scrimmage Kick LJ Line Judge G 10 20 30 40 50 40 30 20 10 G If K first to touch, mark spot of first touching with bean bag If fair catch is signaled, sound whistle after kick is complete, and mark spot Be ready for muff 50
Field Goal and Try Attempts Referee Position 1 yard behind and 2 to 3 yards to side of kicker able to see kicker and holder G 10 20 30 Rule on motion of backs Be ready for fumble or fake After kick, move behind kicker to Judge whether ball goes between uprights If Try is blocked, sound whistle, Field Goal, ball is live R G 10 51
Field Goal and Try Attempts Umpire Position 5 to 7 yards deep keeping ball in view and checking numbering exceptions G 10 20 30 U After snap, step toward neutral zone watching for roughing the snapper After kick crosses neutral zone, pivot to line judge side and assist with coverage G 52
Field Goal and Try Attempts Linesman Position on line-ofscrimmage G 10 20 30 Watch line play and for Roughing the Holder of Kicker H 53
Field Goal and Try Attempts Line Judge Position on line-ofscrimmage LJ G 10 20 30 Handle same as any goal line play After snap, move towards end line and determine if ball clears cross bar Sound whistle when ball crosses plane of end zone If unsuccessful, signal no score If field goal attempt, signal touchback 54
Field Goal and Try Attempts Referee Outside 15 yards Move to side vacated by line judge G 10 20 30 R Responsible for kicker and holder Cover as scrimmage kick G 10 55
Field Goal and Try Attempts Umpire and Linesman G 10 20 30 Outside 15 yards Cover same as scrimmage kick U G H 56
Field Goal and Try Attempts Line Judge Outside 15 yards Position under uprights Sound whistle when ball crosses plane of end zone and rule on kick If successful signal score If unsuccessful, signal no score and if field goal attempt, signal touchback If field goal does not cross plane, move to sideline and handle as scrimmage kick G 10 20 30 LJ 57
Goal-Line Plays (Inside 10 yards) LJ Referee Same Coverage as Running and Passing Plays G 10 20 30 R U Umpire Move up to goal line, be ready to move to end line if necessary on pass Linesman G 10 H Move to goal line and work back on play 58
Goal-Line Plays (Inside 10 yards) LJ All Officials ONLY signal Touchdown if you see ball cross goal line (primary coverage is wing officials – U should communicate to make sure wing officials do not have play over in FOP!) G Do NOT mirror signal G Communicate on dual coverage areas 10 20 30 R U 10 H 59
Measurement Line Judge Align Linesman up with line and ball G Linesman 10 20 U Walk chains out, place clip on line and hold 30 LJ R Umpire After Linesman ready, pull chain Referee Hold ball and determine if ball across line-to-gain G 10 20 30 H 60
4 Person Football Mechanics • Presentation Prepared for the IHSA by: – Tim Kiefer • Edited by: – Octavio Herrera 61
- Slides: 61