We use cookies on this site to enhance your user experience. By clicking "I AGREE" below, you are giving your consent for us to set cookies. Privacy Policy

text.skipToContent text.skipToNavigation

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 HF 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 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 [0.135] 65 [0.099] 65 [0.087] 65 [0.083] 6,709 65 [0.131] 65 [0.094] 65 [0.082] 65 [0.078] 14,284
30 65 [0.167] 65 [0.123] 65 [0.107] 65 [0.101] 6,221 65 [0.156] 65 [0.111] 65 [0.096] 65 [0.089] 13,797
36 65 [0.21] 65 [0.158] 65 [0.139] 65 [0.13] 5,625 65 [0.186] 65 [0.134] 65 [0.115] 65 [0.106] 13,200
40 65 [0.248] 65 [0.19] 65 [0.169] 65 [0.158] 5,167 65 [0.211] 65 [0.153] 65 [0.132] 65 [0.122] 12,743
42 54 [0.249] 65 [0.209] 65 [0.187] 65 [0.176] 4,920 65 [0.225] 65 [0.165] 65 [0.142] 65 [0.131] 12,496
48 17 [0.249] 37 [0.25] 56 [0.25] 65 [0.243] 4,107 53 [0.249] 65 [0.206] 65 [0.181] 65 [0.167] 11,683
60 NP NP NP NP - NP NP NP NP -
72 NP NP NP NP - NP NP NP NP -
200 24 65 [0.218] 65 [0.15] 65 [0.124] 65 [0.11] 5,841 65 [0.208] 65 [0.14] 65 [0.114] 65 [0.101] 13,417
30 53 [0.25] 65 [0.198] 65 [0.165] 65 [0.146] 4,866 61 [0.248] 65 [0.174] 65 [0.142] 65 [0.123] 12,442
36 28 [0.25] 54 [0.249] 65 [0.228] 65 [0.205] 3,674 43 [0.25] 65 [0.22] 65 [0.18] 65 [0.157] 11,249
40 10 [0.248] 22 [0.249] 34 [0.25] 50 [0.249] 2,758 31 [0.249] 60 [0.249] 65 [0.214] 65 [0.188] 10,334
42 NP NP NP NP - 25 [0.248] 49 [0.249] 65 [0.235] 65 [0.207] 9,840
48 NP NP NP NP - NP 15 [0.248] 23 [0.25] 35 [0.249] 8,214
60 NP NP NP NP - NP NP NP NP -
72 NP NP NP NP - NP NP NP NP -
300 24 49 [0.249] 65 [0.2] 65 [0.161] 65 [0.138] 4,974 53 [0.248] 65 [0.186] 65 [0.146] 65 [0.123] 12,550
30 28 [0.248] 54 [0.248] 65 [0.222] 65 [0.192] 3,511 37 [0.25] 65 [0.238] 65 [0.187] 65 [0.157] 11,087
36 NP 16 [0.249] 24 [0.25] 37 [0.249] 1,723 22 [0.248] 43 [0.248] 65 [0.245] 65 [0.208] 9,298
40 NP NP NP NP - 12 [0.246] 25 [0.248] 39 [0.249] 60 [0.249] 7,925
42 NP NP NP NP - NP 16 [0.248] 24 [0.248] 39 [0.249] 7,185
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 33 [0.247] 64 [0.249] 65 [0.197] 65 [0.165] 4,107 38 [0.249] 65 [0.232] 65 [0.178] 65 [0.146] 11,683
30 16 [0.25] 31 [0.248] 48 [0.248] 65 [0.238] 2,156 24 [0.246] 47 [0.248] 65 [0.233] 65 [0.192] 9,732
36 NP NP NP NP - 12 [0.249] 24 [0.248] 37 [0.249] 58 [0.249] 7,347
40 NP NP NP NP - NP NP NP 21 [0.249] 5,517
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 24 [0.247] 47 [0.249] 65 [0.234] 65 [0.193] 3,240 28 [0.245] 55 [0.249] 65 [0.211] 65 [0.169] 10,816
30 NP 17 [0.247] 20 [0.248] 43 [0.25] 801 17 [0.248] 33 [0.247] 46 [0.25] 65 [0.226] 8,377
36 NP NP NP NP - NP NP 14 [0.249] 32 [0.249] 5,396
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 18 [0.248] 35 [0.248] 55 [0.249] 65 [0.22] 2,373 22 [0.245] 43 [0.247] 65 [0.243] 65 [0.192] 9,949
30 NP NP NP NP - 10 [0.245] 21 [0.249] 32 [0.248] 59 [0.249] 7,022
36 NP NP NP NP - NP NP NP 14 [0.248] 3,445
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 -