Universal Forest Products

Open Joist™ Logo

Where speed meets strength.

Controlled Vibration Maximum Span Charts – 16” Joist Depth

  1. Span is defined as the distance between center lines of bearing points and is based starting from a live load deflection criteria of L/360.
  2. Open Joist™ is in accordance with the NBC 1995, CAN/CSA-O86.1-M94 standards for limits state design calculations and standards for controlled vibration spans from CCMC. (No 12118R).
  3. You must also consult with the required strongback table for controlled vibration.
Joist Depth 16"       LIVE LOAD DETECTION ≤ L/360
 
Live Load
(psf)
Dead Load
(psf)
CHORDS
SPACING O.C.
DIM. (po.)
SPECIE/GRADE
12"
16"
19.2"
24"
40
10
3 x 2
SPF #2
16' - 10"
16' - 10"
16' - 10"
16' - 10"
4 x 2
SPF #2
21' - 10"
21' - 10"
21' - 10"
21' - 10"
4 x 2
SPF 2100 f1, 8 E
25' - 10"
25' - 10"
25' - 10"
25' - 10"
4 x 2
SPF 2400 f2, 0 E
29' - 10"
29' - 9"
28' - 6"
26' - 11"
40
15
3 x 2
SPF #2
16' - 10"
16' - 10"
16' - 10"
16' - 10"
4 x 2
SPF #2
21' - 10"
21' - 10"
21' - 10"
21' - 10"
4 x 2
SPF 2100 f1, 8 E
25' - 10"
25' - 10"
25' - 10"
25' - 10"
4 x 2
SPF 2400 f2, 0 E
29' - 10"
29' - 9"
28' - 6"
26' - 11"
40
20
3 x 2
SPF #2
16' - 10"
16' - 10"
16' - 10"
16' - 10"
4 x 2
SPF #2
21' - 10"
21' - 10"
21' - 10"
21' - 10"
4 x 2
SPF 2100 f1, 8 E
25' - 10"
25' - 10"
25' - 10"
24' - 11"
4 x 2
SPF 2400 f2, 0 E
29' - 10"
29' - 9"
28' - 6"
24' - 11"
40
25
3 x 2
SPF #2
16' - 10"
16' - 10"
16' - 10"
16' - 10"
4 x 2
SPF #2
21' - 10"
21' - 10"
21' - 10"
21' - 10"
4 x 2
SPF 2100 f1, 8 E
25' - 10"
25' - 10"
25' - 10"
23' - 11"
4 x 2
SPF 2400 f2, 0 E
29' - 10"
29' - 9"
28' - 6"
23' - 11"
40
30
3 x 2
SPF #2
16' - 10"
16' - 10"
16' - 10"
16' - 10"
4 x 2
SPF #2
21' - 10"
21' - 10"
21' - 10"
21' - 10"
4 x 2
SPF 2100 f1, 8 E
25' - 10"
25' - 10"
25' - 8"
22' - 10"
4 x 2
SPF 2400 f2, 0 E
29' - 10"
29' - 9"
26' - 11"
22' - 10"
40
36
3 x 2
SPF #2
16' - 10"
16' - 10"
16' - 10"
16' - 10"
4 x 2
SPF #2
21' - 10"
21' - 10"
21' - 10"
21' - 6"
4 x 2
SPF 2100 f1, 8 E
25' - 10"
25' - 10"
24' - 9"
21' - 6"
4 x 2
SPF 2400 f2, 0 E
29' - 10"
28' - 10"
24' - 9"
21' - 6"

 
Joist Depth 16"       LIVE LOAD DETECTION ≤ L/360
 
Live Load
(psf)
Dead Load
(psf)
CHORDS
SPACING O.C.
DIM. (po.)
SPECIE/GRADE
12"
16"
19.2"
24"
50
10
3 x 2
SPF #2
16' - 10"
16' - 10"
16' - 10"
16' - 10"
4 x 2
SPF #2
21' - 10"
21' - 10"
21' - 10"
21' - 10"
4 x 2
SPF 2100 f1, 8 E
25' - 10"
25' - 10"
25' - 10"
24' - 0"
4 x 2
SPF 2400 f2, 0 E
29' - 10"
28' - 4"
26' - 11"
24' - 8"
50
15
3 x 2
SPF #2
16' - 10"
16' - 10"
16' - 10"
16' - 10"
4 x 2
SPF #2
21' - 10"
21' - 10"
21' - 10"
21' - 10"
4 x 2
SPF 2100 f1, 8 E
25' - 10"
25' - 10"
25' - 10"
23' - 11"
4 x 2
SPF 2400 f2, 0 E
29' - 10"
28' - 4"
26' - 11"
23' - 11"
50
20
3 x 2
SPF #2
16' - 10"
16' - 10"
16' - 10"
16' - 10"
4 x 2
SPF #2
21' - 10"
21' - 10"
21' - 10"
21' - 10"
4 x 2
SPF 2100 f1, 8 E
25' - 10"
25' - 10"
25' - 8"
22' - 10"
4 x 2
SPF 2400 f2, 0 E
29' - 10"
28' - 3"
26' - 8"
22' - 10"
50
25
3 x 2
SPF #2
16' - 10"
16' - 10"
16' - 10"
16' - 10"
4 x 2
SPF #2
21' - 10"
21' - 10"
21' - 10"
21' - 7"
4 x 2
SPF 2100 f1, 8 E
25' - 10"
25' - 10"
24' - 11"
21' - 9"
4 x 2
SPF 2400 f2, 0 E
29' - 10"
28' - 3"
24' - 11"
21' - 9"
50
30
3 x 2
SPF #2
16' - 10"
16' - 10"
16' - 10"
15' - 7"
4 x 2
SPF #2
21' - 10"
21' - 10"
21' - 10"
20' - 10"
4 x 2
SPF 2100 f1, 8 E
25' - 10"
25' - 10"
24' - 2"
20' - 11"
4 x 2
SPF 2400 f2, 0 E
29' - 10"
27' - 10"
24' - 2"
20' - 11"
50
36
3 x 2
SPF #2
16' - 10"
16' - 10"
16' - 10"
14' - 4"
4 x 2
SPF #2
21' - 10"
21' - 10"
21' - 10"
19' - 2"
4 x 2
SPF 2100 f1, 8 E
25' - 10"
25' - 6"
23' - 1"
19' - 2"
4 x 2
SPF 2400 f2, 0 E
29' - 10"
25' - 6"
23' - 1"
19' - 2"

 
Joist Depth 16"       LIVE LOAD DETECTION ≤ L/360
 
Live Load
(psf)
Dead Load
(psf)
CHORDS
SPACING O.C.
DIM. (po.)
SPECIE/GRADE
12"
16"
19.2"
24"
100
10
3 x 2
SPF #2
16' - 10"
16' - 10"
14' - 1"
11' - 10"
4 x 2
SPF #2
21' - 10"
21' - 9"
18' - 6"
11' - 10"
4 x 2
SPF 2100 f1, 8 E
24' - 0"
21' - 11"
18' - 6"
11' - 10"
4 x 2
SPF 2400 f2, 0 E
24' - 8"
22' - 1"
18' - 6"
11' - 10"
100
15
3 x 2
SPF #2
16' - 10"
16' - 9"
13' - 7"
11' - 5"
4 x 2
SPF #2
21' - 10"
21' - 5"
17' - 6"
11' - 5"
4 x 2
SPF 2100 f1, 8 E
24' - 0"
21' - 5"
17' - 7"
11' - 5"
4 x 2
SPF 2400 f2, 0 E
24' - 8"
21' - 5"
17' - 7"
11' - 5"
100
20
3 x 2
SPF #2
16' - 10"
15' - 7"
13' - 1"
11' - 1"
4 x 2
SPF #2
21' - 10"
20' - 10"
13' - 3"
11' - 1"
4 x 2
SPF 2100 f1, 8 E
23' - 9"
20' - 11"
13' - 4"
11' - 1"
4 x 2
SPF 2400 f2, 0 E
24' - 8"
20' - 11"
13' - 4"
11' - 1"
100
25
3 x 2
SPF #2
16' - 10"
14' - 9"
12' - 8"
10' - 9"
4 x 2
SPF #2
21' - 10"
20' - 1"
12' - 9"
10' - 9"
4 x 2
SPF 2100 f1, 8 E
23' - 6"
20' - 1"
12' - 9"
10' - 9"
4 x 2
SPF 2400 f2, 0 E
24' - 5"
20' - 1"
12' - 9"
10' - 9"
100
30
3 x 2
SPF #2
16' - 10"
14' - 3"
12' - 4"
10' - 5"
4 x 2
SPF #2
21' - 10"
19' - 0"
12' - 4"
10' - 5"
4 x 2
SPF 2100 f1, 8 E
23' - 6"
19' - 0"
12' - 4"
10' - 5"
4 x 2
SPF 2400 f2, 0 E
23' - 11"
19' - 0"
12' - 4"
10' - 5"
100
36
3 x 2
SPF #2
16' - 10"
13' - 9"
11' - 11"
10' - 2"
4 x 2
SPF #2
21' - 10"
17' - 10"
11' - 11"
10' - 2"
4 x 2
SPF 2100 f1, 8 E
23' - 4"
17' - 11"
11' - 11 "
10' - 2"
4 x 2
SPF 2400 f2, 0 E
23' - 4"
17' - 11"
11' - 11"
10' - 2"

Joist Depth 16"       LIVE LOAD DETECTION ≤ L/360
 
Live Load
(psf)
Dead Load
(psf)
CHORDS
SPACING O.C.
DIM. (po.)
SPECIE/GRADE
12"
16"
19.2"
24"
40
10
3 x 2
SPF #2
16' - 10"
16' - 10"
16' - 10"
16' - 10"
4 x 2
SPF #2
21' - 10"
21' - 10"
21' - 10"
21' - 10"
4 x 2
SPF 2100 f1, 8 E
25' - 10"
25' - 10"
25' - 10"
25' - 10"
4 x 2
SPF 2400 f2, 0 E
29' - 10"
29' - 9"
28' - 6"
26' - 11"
40
15
3 x 2
SPF #2
16' - 10"
16' - 10"
16' - 10"
16' - 10"
4 x 2
SPF #2
21' - 10"
21' - 10"
21' - 10"
21' - 10"
4 x 2
SPF 2100 f1, 8 E
25' - 10"
25' - 10"
25' - 10"
25' - 10"
4 x 2
SPF 2400 f2, 0 E
29' - 10"
29' - 9"
28' - 6"
26' - 11"
40
20
3 x 2
SPF #2
16' - 10"
16' - 10"
16' - 10"
16' - 10"
4 x 2
SPF #2
21' - 10"
21' - 10"
21' - 10"
21' - 10"
4 x 2
SPF 2100 f1, 8 E
25' - 10"
25' - 10"
25' - 10"
24' - 11"
4 x 2
SPF 2400 f2, 0 E
29' - 10"
29' - 9"
28' - 6"
24' - 11"
40
25
3 x 2
SPF #2
16' - 10"
16' - 10"
16' - 10"
16' - 10"
4 x 2
SPF #2
21' - 10"
21' - 10"
21' - 10"
21' - 10"
4 x 2
SPF 2100 f1, 8 E
25' - 10"
25' - 10"
25' - 10"
23' - 11"
4 x 2
SPF 2400 f2, 0 E
29' - 10"
29' - 9"
28' - 6"
23' - 11"
40
30
3 x 2
SPF #2
16' - 10"
16' - 10"
16' - 10"
16' - 10"
4 x 2
SPF #2
21' - 10"
21' - 10"
21' - 10"
21' - 10"
4 x 2
SPF 2100 f1, 8 E
25' - 10"
25' - 10"
25' - 8"
22' - 10"
4 x 2
SPF 2400 f2, 0 E
29' - 10"
29' - 9"
26' - 11"
22' - 10"
40
36
3 x 2
SPF #2
16' - 10"
16' - 10"
16' - 10"
16' - 10"
4 x 2
SPF #2
21' - 10"
21' - 10"
21' - 10"
21' - 6"
4 x 2
SPF 2100 f1, 8 E
25' - 10"
25' - 10"
24' - 9"
21' - 6"
4 x 2
SPF 2400 f2, 0 E
29' - 10"
28' - 10"
24' - 9"
21' - 6"

 
Joist Depth 16"       LIVE LOAD DETECTION ≤ L/360
 
Live Load
(psf)
Dead Load
(psf)
CHORDS
SPACING O.C.
DIM. (po.)
SPECIE/GRADE
12"
16"
19.2"
24"
50
10
3 x 2
SPF #2
16' - 10"
16' - 10"
16' - 10"
16' - 10"
4 x 2
SPF #2
21' - 10"
21' - 10"
21' - 10"
21' - 10"
4 x 2
SPF 2100 f1, 8 E
25' - 10"
25' - 10"
25' - 10"
24' - 0"
4 x 2
SPF 2400 f2, 0 E
29' - 10"
28' - 4"
26' - 11"
24' - 8"
50
15
3 x 2
SPF #2
16' - 10"
16' - 10"
16' - 10"
16' - 10"
4 x 2
SPF #2
21' - 10"
21' - 10"
21' - 10"
21' - 10"
4 x 2
SPF 2100 f1, 8 E
25' - 10"
25' - 10"
25' - 10"
23' - 11"
4 x 2
SPF 2400 f2, 0 E
29' - 10"
28' - 4"
26' - 11"
23' - 11"
50
20
3 x 2
SPF #2
16' - 10"
16' - 10"
16' - 10"
16' - 10"
4 x 2
SPF #2
21' - 10"
21' - 10"
21' - 10"
21' - 10"
4 x 2
SPF 2100 f1, 8 E
25' - 10"
25' - 10"
25' - 8"
22' - 10"
4 x 2
SPF 2400 f2, 0 E
29' - 10"
28' - 3"
26' - 8"
22' - 10"
50
25
3 x 2
SPF #2
16' - 10"
16' - 10"
16' - 10"
16' - 10"
4 x 2
SPF #2
21' - 10"
21' - 10"
21' - 10"
21' - 7"
4 x 2
SPF 2100 f1, 8 E
25' - 10"
25' - 10"
24' - 11"
21' - 9"
4 x 2
SPF 2400 f2, 0 E
29' - 10"
28' - 3"
24' - 11"
21' - 9"
50
30
3 x 2
SPF #2
16' - 10"
16' - 10"
16' - 10"
15' - 7"
4 x 2
SPF #2
21' - 10"
21' - 10"
21' - 10"
20' - 10"
4 x 2
SPF 2100 f1, 8 E
25' - 10"
25' - 10"
24' - 2"
20' - 11"
4 x 2
SPF 2400 f2, 0 E
29' - 10"
27' - 10"
24' - 2"
20' - 11"
50
36
3 x 2
SPF #2
16' - 10"
16' - 10"
16' - 10"
14' - 4"
4 x 2
SPF #2
21' - 10"
21' - 10"
21' - 10"
19' - 2"
4 x 2
SPF 2100 f1, 8 E
25' - 10"
25' - 6"
23' - 1"
19' - 2"
4 x 2
SPF 2400 f2, 0 E
29' - 10"
25' - 6"
23' - 1"
19' - 2"

 
Joist Depth 16"       LIVE LOAD DETECTION ≤ L/360
 
Live Load
(psf)
Dead Load
(psf)
CHORDS
SPACING O.C.
DIM. (po.)
SPECIE/GRADE
12"
16"
19.2"
24"
100
10
3 x 2
SPF #2
16' - 10"
16' - 10"
14' - 1"
11' - 10"
4 x 2
SPF #2
21' - 10"
21' - 9"
18' - 6"
11' - 10"
4 x 2
SPF 2100 f1, 8 E
24' - 0"
21' - 11"
18' - 6"
11' - 10"
4 x 2
SPF 2400 f2, 0 E
24' - 8"
22' - 1"
18' - 6"
11' - 10"
100
15
3 x 2
SPF #2
16' - 10"
16' - 9"
13' - 7"
11' - 5"
4 x 2
SPF #2
21' - 10"
21' - 5"
17' - 6"
11' - 5"
4 x 2
SPF 2100 f1, 8 E
24' - 0"
21' - 5"
17' - 7"
11' - 5"
4 x 2
SPF 2400 f2, 0 E
24' - 8"
21' - 5"
17' - 7"
11' - 5"
100
20
3 x 2
SPF #2
16' - 10"
15' - 7"
13' - 1"
11' - 1"
4 x 2
SPF #2
21' - 10"
20' - 10"
13' - 3"
11' - 1"
4 x 2
SPF 2100 f1, 8 E
23' - 9"
20' - 11"
13' - 4"
11' - 1"
4 x 2
SPF 2400 f2, 0 E
24' - 8"
20' - 11"
13' - 4"
11' - 1"
100
25
3 x 2
SPF #2
16' - 10"
14' - 9"
12' - 8"
10' - 9"
4 x 2
SPF #2
21' - 10"
20' - 1"
12' - 9"
10' - 9"
4 x 2
SPF 2100 f1, 8 E
23' - 6"
20' - 1"
12' - 9"
10' - 9"
4 x 2
SPF 2400 f2, 0 E
24' - 5"
20' - 1"
12' - 9"
10' - 9"
100
30
3 x 2
SPF #2
16' - 10"
14' - 3"
12' - 4"
10' - 5"
4 x 2
SPF #2
21' - 10"
19' - 0"
12' - 4"
10' - 5"
4 x 2
SPF 2100 f1, 8 E
23' - 6"
19' - 0"
12' - 4"
10' - 5"
4 x 2
SPF 2400 f2, 0 E
23' - 11"
19' - 0"
12' - 4"
10' - 5"
100
36
3 x 2
SPF #2
16' - 10"
13' - 9"
11' - 11"
10' - 2"
4 x 2
SPF #2
21' - 10"
17' - 10"
11' - 11"
10' - 2"
4 x 2
SPF 2100 f1, 8 E
23' - 4"
17' - 11"
11' - 11 "
10' - 2"
4 x 2
SPF 2400 f2, 0 E
23' - 4"
17' - 11"
11' - 11"
10' - 2"
UFP Emlenton, LLC manufactures the Open Joist™ product as a licensee of Distribution Open Joist 2000, Inc.  All Open Joist product design and engineering calculations are created by the licensor, Distribution Open Joist 2000, Inc.