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URS: Load Tables

Strong-Rod Systems

Technical and Installation Notes
Strong Rod Literature
ATS versus URS
Anchor Tiedown System
Uplift Restraint Systems for Roofs

Maximum Lengths of URS Uplift Rod Runs and Maximum Chord/Drag Strut Loads (RTUD Deflection included) Double 2x6 DF No.2 Top Plates

Return to URS Load Tables index

RTUD
RTUD

Roof Uplift Along Top of Wall (plf) Uplift Rod Run Spacing (in.) Double 2x6 DF 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 [0.133] 65 [0.096] 65 [0.084] 65 [0.08] 7,400 65 [0.129] 65 [0.092] 65 [0.08] 65 [0.076] 15,698
30 65 [0.162] 65 [0.117] 65 [0.102] 65 [0.096] 6,896 65 [0.152] 65 [0.108] 65 [0.092] 65 [0.086] 15,193
36 65 [0.2] 65 [0.147] 65 [0.128] 65 [0.12] 6,279 65 [0.18] 65 [0.128] 65 [0.109] 65 [0.101] 14,576
40 65 [0.232] 65 [0.174] 65 [0.153] 65 [0.144] 5,806 65 [0.202] 65 [0.145] 65 [0.123] 65 [0.114] 14,103
42 64 [0.249] 65 [0.191] 65 [0.168] 65 [0.158] 5,550 65 [0.215] 65 [0.155] 65 [0.132] 65 [0.122] 13,848
48 32 [0.25] 63 [0.249] 65 [0.226] 65 [0.213] 4,709 61 [0.25] 65 [0.19] 65 [0.164] 65 [0.152] 13,007
60 NP NP NP NP - 14 [0.248] 31 [0.25] 47 [0.25] 65 [0.249] 10,988
72 NP NP NP NP - NP NP NP NP -
200 24 65 [0.212] 65 [0.144] 65 [0.118] 65 [0.105] 6,503 65 [0.204] 65 [0.136] 65 [0.11] 65 [0.098] 14,801
30 57 [0.249] 65 [0.186] 65 [0.153] 65 [0.136] 5,494 64 [0.249] 65 [0.167] 65 [0.134] 65 [0.117] 13,791
36 34 [0.248] 65 [0.247] 65 [0.207] 65 [0.185] 4,261 46 [0.247] 65 [0.208] 65 [0.168] 65 [0.146] 12,558
40 19 [0.249] 38 [0.249] 59 [0.249] 65 [0.232] 3,314 36 [0.249] 65 [0.242] 65 [0.197] 65 [0.173] 11,611
42 11 [0.248] 24 [0.25] 36 [0.249] 52 [0.249] 2,803 30 [0.247] 59 [0.249] 65 [0.214] 65 [0.188] 11,101
48 NP NP NP NP - 14 [0.247] 29 [0.248] 45 [0.249] 65 [0.248] 9,419
60 NP NP NP NP - NP NP NP NP -
72 NP NP NP NP - NP NP NP NP -
300 24 51 [0.247] 65 [0.192] 65 [0.152] 65 [0.131] 5,606 55 [0.248] 65 [0.18] 65 [0.14] 65 [0.119] 13,904
30 32 [0.247] 62 [0.249] 65 [0.205] 65 [0.177] 4,093 39 [0.247] 65 [0.227] 65 [0.177] 65 [0.149] 12,390
36 14 [0.25] 28 [0.249] 43 [0.249] 64 [0.25] 2,243 26 [0.248] 50 [0.248] 65 [0.227] 65 [0.192] 10,540
40 NP NP NP NP - 17 [0.247] 34 [0.248] 53 [0.248] 65 [0.232] 9,120
42 NP NP NP NP - 13 [0.249] 26 [0.248] 40 [0.248] 61 [0.25] 8,354
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 36 [0.248] 65 [0.24] 65 [0.186] 65 [0.156] 4,709 40 [0.25] 65 [0.224] 65 [0.17] 65 [0.14] 13,007
30 20 [0.249] 39 [0.249] 61 [0.249] 65 [0.218] 2,691 27 [0.248] 52 [0.249] 65 [0.219] 65 [0.18] 10,988
36 NP NP NP NP - 16 [0.25] 31 [0.248] 48 [0.248] 65 [0.238] 8,522
40 NP NP NP NP - NP 17 [0.249] 26 [0.249] 40 [0.249] 6,628
42 NP NP NP NP - NP 10 [0.25] 14 [0.247] 23 [0.249] 5,607
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 27 [0.249] 52 [0.25] 65 [0.22] 65 [0.181] 3,812 30 [0.246] 58 [0.248] 65 [0.2] 65 [0.162] 12,110
30 12 [0.244] 25 [0.248] 39 [0.249] 59 [0.249] 1,290 19 [0.244] 38 [0.248] 60 [0.25] 65 [0.211] 9,587
36 NP NP NP NP - NP 19 [0.246] 30 [0.248] 46 [0.248] 6,504
40 NP NP NP NP - NP NP 10 [0.249] 16 [0.248] 4,137
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 [0.25] 40 [0.248] 63 [0.249] 65 [0.206] 2,915 24 [0.246] 47 [0.249] 65 [0.231] 65 [0.183] 11,213
30 NP NP NP NP - 14 [0.242] 29 [0.249] 45 [0.248] 65 [0.242] 8,185
36 NP NP NP NP - NP 12 [0.249] 18 [0.248] 29 [0.249] 4,485
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 -