Technical approval

Page 189 of 291 of European Technical Assessment no. ETA-06/0106, issued on 2014-10-14
Table D33-4 AT1 - timber to rigid support connection – 1 angle bracket
4,0x35 4,0x60 4,0x35 4,0x60 4,0x35 4,0x60 4,0x35 4,0x60
/
/
/
/
/
/
/
/
Load
duration
Beam to rigid support connection
Modified characteristic capacity per connection (kN)
R
5,k
Connector nail according to ETA-04/0013:
R
1,k
R
2,k
= R
3,k
R
4,k
1,0
1,9
Min of
28 / ( f + 13 )
4,3 / f
Min of
40 / e
5,5 / ( e - 35 )
6,4
/
1,8
3,5
1,2
2,2
1,3
2,5
1,5
2,9
/
S
I
P
L
M
Note: For R
1,k
, if the purlin is prevented from rotation, consider the value as the half of the one given for two brackets.
For R
4,k
if the purlin is prevented from rotation, consider the value given for two brackets for e=0.
AT1
connection with 1 angle brackets
factor:
for F
1
for F
2/3
for F
4
for F
5
k
ax
(f+23)/6
1,31
e/6
-
k
lat
-
1,00
1,00
-
For each bolt it´s needed to check: R
bolt,d,lateral
≥ k
lat
x F
i,d
; R
bolt,d,axial
≥ k
ax
x F
i,d
; and also the combination