Aiuto per la misurazione dei travi lamellari

Tensione ammessa alla flessione = 11 N/mm
Modulo elastico: 11000 N/mm
Tipo di legno secondo N DIN 4074 -1   BS11 -1
Resistenza al fuoco: F30 massima ammessa
Di Flession: L/300
Carico
kN/m
2,0 3,0 4,0 5,0 6,0 7,0 8,0 9,0 10,0 11,0 12,0
Appoggio B/H cm
1,0 6/12
8/10
6/12
8/10
6/12
8/10
6/12
8/10
6/12
8/10
6/14
8/10
6/14
8/10
6/14
8/12
6/14
8/12
6/16
8/12
6/16
8/12
2,0 6/14
8/10
10/10
6/16
8/12
10/12
6/18
8/14
10/12
6/20
8/16
10/12
8/16
10/14
12/12
8/18
10/14
12/14
8/18
10/16
12/14
8/20
10/16
12/16
8/20
10/18
12/16
8/20
10/18
12/16
8/22
10/20
12/18
3,0 6/20
8/16
10/14
12/14
8/18
10/16
12/16
14/14
8/20
10/18
12/16
14/16
8/22
10/18
12/18
14/18
8/22
10/20
12/18
14/18
8/24
10/22
12/20
14/18
10/24
12/22
14/20
16/18
10/24
12/22
14/20
16/20
10/26
12/24
14/22
16/20
10/26
12/24
14/22
16/22
10/28
12/26
14/24
16/22
4,0 8/20
10/18
12/18
14/16
8/22
10/22
12/20
14/20
8/24
10/24
12/22
14/20
10/24
12/24
14/22
16/22
10/26
12/24
14/24
16/22
10/28
12/26
14/24
16/24
12/28
14/26
16/24
18/24
12/30
14/28
16/26
18/24
12/32
14/28
16/28
18/26
12/32
14/30
16/28
18/26
12/36
14/32
16/30
18/28
5,0 8/24
10/24
12/22
14/20
10/26
12/24
14/24
16/22
10/28
12/28
14/26
16/24
12/30
14/28
16/26
18/26
12/30
14/30
16/28
18/28
12/32
14/30
16/30
18/28
12/36
14/32
16/30
18/30
12/36
14/36
16/32
18/30
12/40
14/36
16/36
18/32
12/40
14/40
16/36
18/36
14/40
16/36
18/36
20/32
6,0 10/28
12/26
14/24
16/24
12/30
14/28
16/26
18/26
12/32
14/30
16/30
18/28
12/36
14/36
16/32
18/30
12/36
14/36
16/36
18/32
12/40
14/36
16/36
18/36
14/40
16/36
18/36
20/36
14/40
16/40
18/36
20/36
16/40
18/40
20/36
-
16/44
18/40
20/40
-
16/44
18/44
20/40
-
7,0 12/30
14/28
16/28
18/26
12/36
14/32
16/32
18/30
12/40
14/36
16/36
18/32
12/40
14/40
16/36
18/36
14/40
16/40
18/40
20/36
16/40
18/40
20/40
-
16/44
18/44
20/40
-
16/44
18/44
20/44
-
18/44
20/44
-
-
20/44
-
-
-
-
-
-
-
8,0 12/36
14/32
16/32
18/30
12/40
14/40
16/36
20/32
14/40
16/40
18/40
20/36
16/44
18/40
20/40
-
16/44
18/44
20/44
-
18/44
20/44
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
9,0 12/40
14/36
20/32
16/40
18/40
20/36
16/44
18/44
20/40
20/44
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
10,0 14/40
16/40
20/36
16/44
8/44
20/40
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-

N.B. Si tratta di valori indicativi che non sostituiscono il carico statico