Series S of the MUTCD is for school signs.
S1: School
S3: School Bus
| Sign and/or plaque |
Designation |
Name |
Tags |
Notes
|
|
S3-1 |
School Bus Stop Ahead |
hazard=school_bus_stop
highway=bus_stop school_bus=designated |
Speculative
|
|
S3-2 |
School Bus Turn Ahead |
hazard=school_bus_turn |
Speculative
|
S4: School Speed Limit
| Sign and/or plaque |
Designation |
Name |
Tags |
Notes
|


|
S4-3P,R2-1,S4-1P |
School Speed Limit (X:XX to X:XX AM, X:XX to X:XX PM) |
maxspeed:conditional=20 mph @ (07:30-08:30, 14:30-15:30; PH off; SH off)
|



|
S4-3P,R2-1,S4-1P,S4-6P |
School Speed Limit (X:XX to X:XX AM, X:XX to X:XX PM, Mon-Fri) |
maxspeed:conditional=20 mph @ (Mo-Fr 07:30-08:30, 14:30-15:30; PH off; SH off)
|
Some states allow for "SCHOOL DAYS" in place of "MON-FRI"
|


|
S4-3P,R2-1,S4-2P |
School Speed Limit When Children Are Present |
maxspeed:conditional=20 mph @ children_present
|


|
S4-3P,R2-1,S4-4P |
School Speed Limit When Flashing |
maxspeed:variable=20 mph @ flashing
|
|
S4-5 |
Reduced School Speed Limit Ahead |
maxspeed:conditional=20 mph @ * ahead
|
|
S4-5a |
Reduced School Speed Limit Ahead |
maxspeed:conditional=20 mph @ * ahead
|


|
S4-3P,R2-1,S4-6P |
School Speed Limit (Days of Week, Mon-Fri) |
maxspeed:conditional=20 mph @ (Mo-Fr; PH off; SH off)
|


|
S4-3P,R2-1,S4-7P |
School Speed Limit (All Year) |
maxspeed=20 mph
|
S5: Variable School Speed Limit
External links