URS Load Tables
Maximum Lengths of URS Uplift Rod Runs and Maximum Chord/Drag Strut Loads (RTUD Deflection included) Double 2x4 SPF No.2 Top Plates
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RTUD
Roof Uplift Along Top of Wall (plf) | Uplift Rod Run Spacing (in.) | Double 2x4 SPF No.2 Top Plates | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Unreinforced Top Plate Splices | Reinforced Top Plate Splices Learn More | ||||||||||
URS Model | Maximum Chord / Drag Strut Load (lbs) | URS Model | Maximum Chord / Drag Strut Load (lbs) | ||||||||
URS3 | URS4 | URS5 | URS6 | URS3 | URS4 | URS5 | URS6 | ||||
Maximum Length of URS Uplift Rod Run (feet) [System Deflection, Δ (inches)] | Maximum Length of URS Uplift Rod Run (feet) [System Deflection, Δ (inches)] | ||||||||||
100 | 24 | 65 [0.14] | 65 [0.103] | 65 [0.091] | 65 [0.087] | 3,579 | 65 [0.133] | 65 [0.096] | 65 [0.084] | 65 [0.08] | 7,832 |
30 | 65 [0.178] | 65 [0.133] | 65 [0.118] | 65 [0.111] | 3,201 | 65 [0.161] | 65 [0.116] | 65 [0.101] | 65 [0.094] | 7,453 | |
36 | 65 [0.232] | 65 [0.18] | 65 [0.161] | 65 [0.152] | 2,738 | 65 [0.197] | 65 [0.145] | 65 [0.126] | 65 [0.117] | 6,990 | |
40 | 47 [0.249] | 65 [0.223] | 65 [0.202] | 65 [0.192] | 2,382 | 65 [0.228] | 65 [0.17] | 65 [0.149] | 65 [0.138] | 6,635 | |
42 | 32 [0.249] | 65 [0.25] | 65 [0.227] | 65 [0.216] | 2,191 | 65 [0.245] | 65 [0.185] | 65 [0.163] | 65 [0.151] | 6,443 | |
48 | NP | NP | NP | NP | - | 37 [0.25] | 65 [0.241] | 65 [0.215] | 65 [0.202] | 5,812 | |
60 | NP | NP | NP | NP | - | NP | NP | NP | NP | - | |
72 | NP | NP | NP | NP | - | NP | NP | NP | NP | - | |
200 | 24 | 65 [0.226] | 65 [0.158] | 65 [0.132] | 65 [0.119] | 2,906 | 65 [0.212] | 65 [0.144] | 65 [0.118] | 65 [0.105] | 7,159 |
30 | 45 [0.249] | 65 [0.218] | 65 [0.186] | 65 [0.168] | 2,149 | 57 [0.247] | 65 [0.185] | 65 [0.152] | 65 [0.134] | 6,401 | |
36 | 14 [0.249] | 29 [0.249] | 45 [0.25] | 65 [0.249] | 1,223 | 36 [0.249] | 65 [0.242] | 65 [0.202] | 65 [0.179] | 5,475 | |
40 | NP | NP | NP | NP | - | 21 [0.247] | 43 [0.249] | 65 [0.248] | 65 [0.222] | 4,765 | |
42 | NP | NP | NP | NP | - | 14 [0.248] | 29 [0.248] | 45 [0.249] | 65 [0.248] | 4,381 | |
48 | NP | NP | NP | NP | - | NP | NP | NP | NP | - | |
60 | NP | NP | NP | NP | - | NP | NP | NP | NP | - | |
72 | NP | NP | NP | NP | - | NP | NP | NP | NP | - | |
300 | 24 | 45 [0.249] | 65 [0.213] | 65 [0.173] | 65 [0.15] | 2,233 | 51 [0.247] | 65 [0.192] | 65 [0.152] | 65 [0.13] | 6,485 |
30 | 20 [0.248] | 40 [0.249] | 62 [0.249] | 65 [0.224] | 1,097 | 33 [0.249] | 63 [0.249] | 65 [0.203] | 65 [0.173] | 5,349 | |
36 | NP | NP | NP | NP | - | 15 [0.247] | 31 [0.249] | 48 [0.25] | 65 [0.241] | 3,961 | |
40 | NP | NP | NP | NP | - | NP | NP | 12 [0.249] | 20 [0.249] | 2,895 | |
42 | NP | NP | NP | NP | - | NP | NP | NP | NP | - | |
48 | NP | NP | NP | NP | - | NP | NP | NP | NP | - | |
60 | NP | NP | NP | NP | - | NP | NP | NP | NP | - | |
72 | NP | NP | NP | NP | - | NP | NP | NP | NP | - | |
400 | 24 | 29 [0.246] | 57 [0.249] | 65 [0.214] | 65 [0.182] | 1,560 | 36 [0.248] | 65 [0.24] | 65 [0.187] | 65 [0.155] | 5,812 |
30 | NP | NP | NP | NP | - | 20 [0.245] | 40 [0.249] | 63 [0.25] | 65 [0.213] | 4,297 | |
36 | NP | NP | NP | NP | - | NP | 12 [0.25] | 17 [0.248] | 29 [0.25] | 2,446 | |
40 | NP | NP | NP | NP | - | NP | NP | NP | NP | - | |
42 | NP | NP | NP | NP | - | NP | NP | NP | NP | - | |
48 | NP | NP | NP | NP | - | NP | NP | NP | NP | - | |
60 | NP | NP | NP | NP | - | NP | NP | NP | NP | - | |
72 | NP | NP | NP | NP | - | NP | NP | NP | NP | - | |
500 | 24 | 20 [0.247] | 39 [0.247] | 62 [0.25] | 65 [0.214] | 886 | 27 [0.25] | 51 [0.248] | 65 [0.221] | 65 [0.18] | 5,139 |
30 | NP | NP | NP | NP | - | 13 [0.247] | 26 [0.248] | 41 [0.25] | 63 [0.249] | 3,245 | |
36 | NP | NP | NP | NP | - | NP | NP | NP | NP | - | |
40 | NP | NP | NP | NP | - | NP | NP | NP | NP | - | |
42 | NP | NP | NP | NP | - | NP | NP | NP | NP | - | |
48 | NP | NP | NP | NP | - | NP | NP | NP | NP | - | |
60 | NP | NP | NP | NP | - | NP | NP | NP | NP | - | |
72 | NP | NP | NP | NP | - | NP | NP | NP | NP | - | |
600 | 24 | 14 [0.248] | 28 [0.249] | 43 [0.248] | 65 [0.246] | 213 | 20 [0.244] | 40 [0.249] | 62 [0.248] | 65 [0.204] | 4,466 |
30 | NP | NP | NP | NP | - | NP | 14 [0.249] | 21 [0.248] | 42 [0.249] | 2,193 | |
36 | NP | NP | NP | NP | - | NP | NP | NP | NP | - | |
40 | NP | NP | NP | NP | - | NP | NP | NP | NP | - | |
42 | NP | NP | NP | NP | - | NP | NP | NP | NP | - | |
48 | NP | NP | NP | NP | - | NP | NP | NP | NP | - | |
60 | NP | NP | NP | NP | - | NP | NP | NP | NP | - | |
72 | NP | NP | NP | NP | - | NP | NP | NP | NP | - |