University of Massachusetts Amherst
Adaptive Use Bridge Project
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Southern Vermont (1906) Bridge Load Test 2 Results
View the methods for this load test here

StadiumBridge
A 19340 lb bucket loader was used to load the Southern Vermont (1906) Bridge.
Bridge diagram and node labeling. Dial gages located at points 1, 2 and 3.

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Test #1. Loader facing forwards with center of gravity at location 2.
Gage # Zero (in) Disp (in) Net (in)
1 -0.0045 0.1485 0.1530
2 -0.0030 0.1730 0.1760
3 -0.0020 0.1510 0.1530

Test #2. Loader facing backwards with center of gravity at location 2.
Gage # Zero (in) Disp (in) Net (in)
1 -0.0030 0.1430 0.1460
2 0.0010 0.1745 0.1735
3 0.0000 0.1535 0.1535

Test #3. Loader facing backwards with center of gravity at location 3.
Gage # Zero (in) Disp (in) Net (in)
1 -0.0030 0.1090 0.1120
2 0.0010 0.1655 0.1645
3 0.0000 0.1555 0.1555

Test #4. Loader facing backwards with center of gravity at location 2.
Gage # Zero (in) Disp (in) Net (in)
1 -0.0030 0.1420 0.1450
2 0.0010 0.1820 0.1810
3 0.0000 0.1615 0.1615

Test #5. Loader facing backwards with center of gravity at location 1.
Gage # Zero (in) Disp (in) Net (in) Rebound (in) Net Rebound (in)
1 -0.0030 0.1515 0.1545 0.001 0.0040
2 0.0010 0.1670 0.1660 0.0095 0.0085
3 0.0000 0.1225 0.1225 0.0055 0.0055

Summary of results. All displacements are inches.
C.G. at location 1 C.G. at location 2 C.G. at location 3
Test gage 1 gage 2 gage 3 gage 1 gage 2 gage 3 gage 1 gage 2 gage 3
1       0.153 0.176 0.153      
2       0.146 0.174 0.154      
3 0.155 0.166 0.123            
4       0.145 0.181 0.162      
5             0.112 0.165 0.156
Mean       0.148 0.177 0.156      
std       0.004 0.004 0.005      
Max       0.153 0.181 0.162      
Min       0.145 0.174 0.153      

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.