TC 3-21.60 VISUAL SIGNALS 2017 DISTRIBUTION RESTRICTION: Approved for public release; distribution is unlimited. *This publication supersedes FM 21-60, 30 September 1987. Headquarters, Department of the Army This publication is available at the Army Publishing Directorate site (http://), and the Central Army Registry site (https://atiam.train.army.mil/catalog/dashboard) *TC 3-21.60 (FM 21-60) *Training Circular Headquarters No. 3-21.60 (FM 21-60) Department of the Army Washington, DC, Visual Signals Contents Chapter 1 HAND-AND-ARM SIGNALS FOR DISMOUNT OPERATIONS ........................ 1-1 General ............................................................................................................... 1-1 Signals for Dismounted Formations ................................................................... 1-1 Patrolling Hand and Arm Signals ....................................................................... 1-7 Signals for Crew-Served Weapons .................................................................. 1-18 Chapter 2 HAND-AND-ARM SIGNALS FOR GROUND VEHICLES ................................. 2-1 General ............................................................................................................... 2-1 Signals for Mechanized Movement Techniques................................................. 2-1 Signals to Control Vehicle Drivers and/or Crews ............................................. 2-11 Traffic Control ................................................................................................... 2-19 Convoy Control ................................................................................................. 2-21 Flag Signals ...................................................................................................... 2-24 Firing Range Flag Signals ................................................................................ 2-27 Chapter 3 HAND AND ARM SIGNALS FOR AIRCRAFT .................................................. 3-1 General ............................................................................................................... 3-1 Common Hand and Arm Ground Signals ........................................................... 3-1 Ground-to-Air Panel System............................................................................. 3-12 Special Panel Signals ....................................................................................... 3-14 Ground-to-Air Emergency Signals and Codes ................................................. 3-16 Signaling With Mirrors and Strobes .................................................................. 3-18 Chapter 4 PYROTECHNICS ............................................................................................... 4-1 General ............................................................................................................... 4-1 Description .......................................................................................................... 4-1 Handheld Signals ............................................................................................... 4-1 GLOSSARY .......................................................................................... Glossary-1 REFERENCES .................................................................................. References-1 INDEX .......................................................................................................... Index-1 Figures Figure 1-1. Disperse ........................................................................................................ 1-1 Figure 1-2. Assemble or rally ........................................................................................... 1-2 Distribution Restriction: Approved for public release; distribution is unlimited. *This publication supersedes FM 21-60, 30 September 1987. i Contents Figure 1-3. Join me, follow me, or come forward ............................................................. 1 - 2 Figure 1-4. Increase speed, double time, or rush ............................................................ 1 - 3 Figure 1-5. Wedge formation ........................................................................................... 1 - 3 Figure 1-6. Vee formation ................................................................................................ 1 - 4 Figure 1-7. Line formation ................................................................................................ 1 - 4 Figure 1-8. Echelon left .................................................................................................... 1 - 5 Figure 1-9. Echelon right .................................................................................................. 1 - 5 Figure 1-10. Staggered column formation ....................................................................... 1 - 6 Figure 1-11. Column formation ........................................................................................ 1 - 6 Figure 1-12. Herringbone formation ................................................................................. 1 - 7 Figure 1-13. Contact left................................................................................................... 1 - 7 Figure 1-14. Contact right ................................................................................................ 1 - 8 Figure 1-15. Air attack ...................................................................................................... 1 - 8 Figure 1-16. Chemical, biological, radiological, and nuclear attack ................................. 1-9 Figure 1-17. Fix bayonets ................................................................................................ 1 - 9 Figure 1-18. Enemy in sight ........................................................................................... 1 - 10 Figure 1-19. Quick time .................................................................................................. 1 - 10 Figure 1-20. Take cover ................................................................................................. 1-11 Figure 1-21. Map check ................................................................................................. 1-11 Figure 1-22. Halt ............................................................................................................ 1 - 12 Figure 1-23. Take a knee ............................................................................................... 1 - 12 Figure 1-24. Move to the prone ...................................................................................... 1 - 13 Figure 1-25. Pace count ................................................................................................. 1-13 Figure 1-26. Radiotelephone operator forward .............................................................. 1 - 14 Figure 1-27. Head count ................................................................................................ 1 - 14 Figure 1-28. Danger area ............................................................................................... 1 - 15 Figure 1-29. Freeze ........................................................................................................ 1 - 15 Figure 1-30. Move platoon leader to the front ................................................................ 1 - 16 Figure 1-31. Move the platoon sergeant to the front ...................................................... 1 - 16 Figure 1-32. Move squad leader forward ....................................................................... 1 - 17 Figure 1-33. Number signals .......................................................................................... 1 - 17 Figure 1-34. Stop, look, listen, smell .............................................................................. 1 - 18 Figure 1-35. Message acknowledged ............................................................................ 1 - 18 Figure 1-36. Commence firing or change rate of fire ..................................................... 1 - 19 Figure 1-37. Change direction or elevation. ................................................................... 1 - 19 Figure 1-38. Move over or shift fire ................................................................................ 1 - 20 Figure 1-39. Cease firing................................................................................................ 1 - 20 Figure 1-40. Out of action .............................................................................................. 1 - 21 Figure 2-1. Wedge formation ........................................................................................... 2 - 1 Figure 2-2. Vee formation ................................................................................................ 2 - 2 Figure 2-3. Line ................................................................................................................ 2 - 2 ii TC 3-21.60 Contents Figure 2-4. Coil ................................................................................................................ 2-3 Figure 2-5. Echelon left ................................................................................................... 2-3 Figure 2-6. Echelon right ................................................................................................. 2-4 Figure 2-7. Staggered column formation ......................................................................... 2-4 Figure 2-8. Column formation