The webpage is not working since JavaScript is not enabled. Most likely, you are viewing using Dropbox website or another limited browser environment.
Update
Reset
Bar force calculation
Overall
Number
Ra/Ha
Rb
Select bar between:
Truss type
length
Height
of panels
node no.
node no.
node no.
node no.
Bar force
Howe-flat
Pratt-flat
Warren
Warren-vert
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
Node
vertical load
horiz. load
""
Reaction Ra
Reaction Rb
Reaction Ha
Checks:
Errors:
Howe-flat checks:
Ra node OK
Rb node OK
bar force nodes OK
even number of panels
reaction x-coord differ
height > 0
overall length>0
Pratt-flat checks:
Ra node OK
Rb node OK
bar force nodes OK
even number of panels
reaction x-coord differ
height > 0
overall length>0
Warren checks:
Ra node OK
Rb node OK
bar force nodes OK
more than 1 panel
reaction x-coord differ
height > 0
overall length>0
Warren-vert checks:
Ra node OK
Rb node OK
bar force nodes OK
even number of panels
reaction x-coord differ
height > 0
overall length>0
Update
Reset