URS Load Tables
Maximum Lengths of URS Uplift Rod Runs and Maximum Chord/Drag Strut Loads (ATUD Deflection included) Double 2x4 HF No.2 Top Plates
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ATUD
Roof Uplift Along Top of Wall (plf) | Uplift Rod Run Spacing (in.) | Double 2x4 HF 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 [0.088] | 65 [0.057] | 65 [0.043] | 65 [0.037] | 4,153 | 65 [0.081] | 65 [0.05] | 65 [0.036] | 65 [0.03] | 9,114 |
30 | 65 [0.128] | 65 [0.089] | 65 [0.071] | 65 [0.063] | 3,698 | 65 [0.109] | 65 [0.071] | 65 [0.053] | 65 [0.045] | 8,659 | |
36 | 65 [0.185] | 65 [0.138] | 65 [0.117] | 65 [0.107] | 3,142 | 65 [0.147] | 65 [0.101] | 65 [0.08] | 65 [0.069] | 8,103 | |
40 | 65 [0.236] | 65 [0.185] | 65 [0.161] | 65 [0.149] | 2,715 | 65 [0.179] | 65 [0.127] | 65 [0.104] | 65 [0.092] | 7,677 | |
42 | 55 [0.249] | 65 [0.213] | 65 [0.189] | 65 [0.176] | 2,485 | 65 [0.197] | 65 [0.143] | 65 [0.119] | 65 [0.106] | 7,446 | |
48 | NP | NP | NP | NP | - | 58 [0.25] | 65 [0.203] | 65 [0.175] | 65 [0.16] | 6,688 | |
60 | NP | NP | NP | NP | - | NP | NP | NP | NP | - | |
72 | NP | NP | NP | NP | - | NP | NP | NP | NP | - | |
200 | 24 | 65 [0.175] | 65 [0.113] | 65 [0.085] | 65 [0.07] | 3,344 | 65 [0.16] | 65 [0.098] | 65 [0.07] | 65 [0.055] | 8,305 |
30 | 63 [0.249] | 65 [0.177] | 65 [0.142] | 65 [0.122] | 2,435 | 65 [0.218] | 65 [0.14] | 65 [0.106] | 65 [0.086] | 7,396 | |
36 | NP | NP | NP | NP | - | 51 [0.249] | 65 [0.2] | 65 [0.158] | 65 [0.134] | 6,284 | |
40 | NP | NP | NP | NP | - | 34 [0.247] | 63 [0.25] | 65 [0.207] | 65 [0.18] | 5,431 | |
42 | NP | NP | NP | NP | - | 26 [0.249] | 47 [0.248] | 65 [0.236] | 65 [0.208] | 4,970 | |
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 | 56 [0.234] | 65 [0.169] | 65 [0.128] | 65 [0.103] | 2,536 | 56 [0.211] | 65 [0.147] | 65 [0.105] | 65 [0.081] | 7,497 |
30 | 32 [0.25] | 58 [0.25] | 65 [0.212] | 65 [0.181] | 1,171 | 45 [0.247] | 65 [0.21] | 65 [0.158] | 65 [0.127] | 6,132 | |
36 | NP | NP | NP | NP | - | 25 [0.248] | 46 [0.25] | 65 [0.237] | 65 [0.199] | 4,465 | |
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 | - | |
400 | 24 | 41 [0.248] | 65 [0.226] | 65 [0.17] | 65 [0.136] | 1,727 | 42 [0.222] | 65 [0.196] | 65 [0.14] | 65 [0.107] | 6,688 |
30 | NP | NP | NP | NP | - | 30 [0.249] | 54 [0.248] | 65 [0.21] | 65 [0.168] | 4,869 | |
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 | - | |
500 | 24 | 29 [0.246] | 54 [0.25] | 65 [0.212] | 65 [0.17] | 918 | 33 [0.23] | 61 [0.233] | 65 [0.175] | 65 [0.132] | 5,880 |
30 | NP | NP | NP | NP | - | 20 [0.245] | 37 [0.248] | 53 [0.25] | 65 [0.209] | 3,606 | |
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 | 21 [0.244] | 39 [0.247] | 63 [0.25] | 65 [0.203] | 110 | 28 [0.244] | 51 [0.244] | 65 [0.209] | 65 [0.158] | 5,071 |
30 | NP | NP | NP | NP | - | 12 [0.244] | 23 [0.25] | 36 [0.249] | 65 [0.25] | 2,342 | |
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 | - |