| | CONSERVACION |
| LONGITUD DESARROLLO (m) |
| ALTURA (m) |
| MATERIAL |
a |  |
bueno |
 |
1.00 |
 |
0.90 |
 |
acero |
b |  |
regular |
 |
1.10 |
 |
1.00 |
 |
fundición |
c |  |
malo |
 |
1.20 |
 |
1.05 |
 |
forja |
d |  |
pésimo |
 |
1.30 |
 |
1.10 |
|
|
e | |
|
 |
1.40 |
|
|
|
|
f | |
|
 |
1.50 |
|
|
|
|
g | |
|
 |
1.60 |
|
|
|
|
h | |
|
 |
1.70 |
|
|
|
|
i | |
|
 |
1.80 |
|
|
|
|
j | |
|
 |
1.90 |
|
|
|
|
k | |
|
 |
2.00 |
|
|
|
|
l | |
|
 |
2.10 |
|
|
|
|
m | |
|
 |
2.20 |
|
|
|
|
n | |
|
 |
2.30 |
|
|
|
|
o | |
|
 |
2.40 |
|
|
|
|
p | |
|
 |
2.50 |
|
|
|
|
q | |
|
 |
2.60 |
|
|
|
|
r | |
|
 |
2.70 |
|
|
|
|
s | |
|
 |
2.80 |
|
|
|
|
t | |
|
 |
2.90 |
|
|
|
|
u | |
|
 |
3.00 |
|
|
|
|
v | |
|
 |
3.10 |
|
|
|
|
w | |
|
 |
3.20 |
|
|
|
|
x | |
|
 |
3.30 |
|
|
|
|
y | |
|
 |
3.40 |
|
|
|
|
z | |
|
 |
3.50 |
|
|
|
|
|