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Quick Reference Sheets>ParklandLehigh Valley League 10-u DEVELOPMENTAL AGE group
***Please note this is separate from regular 10-u LVL rules***
10U RULES
* USE 10U LVL RULES
*EXCEPTION 55 FOOT BASES
*EXCEPTION: MAX 3 INNINGS ALLOWED PER PITCHER
*EXCEPTION: 4 RUNS MAX ALLOWED PER INNING
these are the only differences between normal 10U and Developmental. The girls are also just learning, so an expanded strike zone is called for.
Pregame Checklist
1. Verify teams are legally equipped per ASA rules and regulations. Remind coaches that jewelry is NOT allowed and taping over jewelry is not permitted.
2. Have players introduce themselves and review any lineup cards they may present to you.
3. Go over field boundaries and out of play lines.
4. If you have any questions about specific league/age division rules review with coaches.
5. As soon as pregame conference is over start your timer and place on the backstop so coaches can see.Umpire Signals
Common signalsField Dimensions
Softball diamond dimensions and measurements