University of Massachusetts Amherst
Adaptive Use Bridge Project
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Southern Vermont (1906) Bridge Load Test 1 Results
View the methods for this load test here

StadiumBridge
Bridge diagram and node labeling. Dial gages located at points 1, 2 and 3.

Divider

Test #1. Truck's front axle placed at location 3.
Gage # Zero (in) Disp 3 (in) Net 3 (in)
1 0.0035 0.0335 0.0300
2 0.0035 0.0400 0.0365
3 0.0000 0.0400 0.0400

Test #2. Truck's front axle placed at location 3.
Gage # Zero (in) Disp 3 (in) Net 3 (in)
1 0.0035 0.0310 0.0275
2 -0.0025 0.0380 0.0405
3 -0.0015 0.0355 0.0370

Test #3. Moving Load; Front axle placed at location 1, 3 and 4.
Gage # Zero
(in)
Disp 1
(in)
Net 1
(in)
Disp 3
(in)
Net 3
(in)
Disp 4
(in)
Net 4
(in)
1 0.0040 0.0250 0.0210 0.0310 0.0270 0.0090 0.0050
2 -0.0035 0.0235 0.0270 0.0365 0.0400 0.0150 0.0185
3 -0.0020 0.0185 0.0205 0.0355 0.0375 0.0180 0.0200

Test #4. Moving Load; Front axle placed at location 1, 3 and 4.
Gage # Zero
(in)
Disp 1
(in)
Net 1
(in)
Disp 3
(in)
Net 3
(in)
Disp 4
(in)
Net 4
(in)
1 0.0040 0.0240 0.0200 0.0295 0.0255 0.0075 0.0035
2 -0.0015 0.0250 0.0265 0.0380 0.0395 0.0155 0.0170
3 -0.0010 0.0185 0.0195 0.0350 0.0360 0.0170 0.0180

Summary of results. All displacements are inches.
Front axle at 1 Front axle at 3 Front axle at 4
Test gage 1 gage 2 gage 3 gage 1 gage 2 gage 3 gage 1 gage 2 gage 3
1 - - - 0.0300 0.0365 0.0400 - - -
2 - - - 0.0275 0.0405 0.0370 - - -
3 0.0210 0.0270 0.0205 0.0270 0.0400 0.0375 0.0050 0.0185 0.0200
4 0.0200 0.0265 0.0195 0.0255 0.0395 0.0360 0.0035 0.0170 0.0180
Mean 0.0205 0.0268 0.0200 0.0275 0.0391 0.0376 0.0043 0.0178 0.0190
Max 0.0210 0.0270 0.0205 0.0300 0.0405 0.0400 0.0050 0.0185 0.0200
Min 0.0200 0.0265 0.0195 0.0255 0.0365 0.0360 0.0035 0.0178 0.0180

The National Science Foundation This material is based upon work supported by the National Science Foundation under Grant No. DUE-0736972 and Award 0552548.

Any opinions, findings, and conclusions or recommendations expressed in this material are those
of the author(s) and do not necessarily reflect the views of the National Science Foundation.