Beacon BallieldDimensionsGuide-2024-WEB - Flipbook - Page 8
BALLFIELD LAYOUT
Laying Out Your Ballfield
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CO N T I N U E D F RO M P R E V I O U S PAG E
6 Locate the foul poles
To determine where the foul poles should be
If you have been following Steps 1-5, you have stakes set at the
back corner of 3rd base and the exact center of 2nd base. Extend
a 300' measuring tape from each stake. Extend the tape from the
3rd base stake to the B distance, and you will extend the tape from
2nd base to the C distance.
C
B
located, use the geometric formula for a right
triangle: A2 + B2 = C2
To find the left field foul line, let A equal the distance
A
between 2nd and 3rd base. Let B equal the distance
Pull the two measuring tapes toward each other until they are
perfectly straight and intersect at the correct measurements. Place a
stake at this location to mark the left field corner. This is the location
of your left field foul pole.
the foul line will extend past 3rd base to the foul pole.
Square each of these two numbers. Then, add them together. Next,
take the square root of the sum of the two numbers to calculate
the length of C — the hypotenuse (follow the sample below). Once
Repeat this process for finding the right field foul pole by having
A equal the distance from 1st base to 2nd base, and B equal the
distance you want the foul pole to extend past 1st base. ◾
you have values for A, B and C, you can go to work on your field to
triangulate the location of your foul poles.
▶ SAMPLE FOUL POLE CALCULATION
For this example, we are setting up a high school
baseball field with 90' base paths. We want our
outfield wall to be 330' from home plate.
Knowing the distance from home to 3rd is 90',
that leaves 240' from 3rd to the left field foul pole.
Let’s apply this to the field using the geometric
formula for a right triangle: A2 + B2 = C2
Let A = 90'
8
Let B = 240'
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Left Field
Foul Pole
A2 = 90 x 90 = 8,100'
B2 = 240 x 240 = 57,600'
C
B
2nd base
A
240'
90'
3rd base
(A2) 8,100 + (B2) 57,600 = (C2) 65,700'
To find the value of C, calculate
the square root of 65,700: C = 256.3'
You’ll want to convert that decimal into inches:
0.3' x 12" = 3.6"
Therefore, the value of C — your distance from
2nd base to the left field foul pole — is 256' 3.6".