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Minor Road Damage Repair


Quiz Questions

1. Partial depth repairs have become an effective way to extend the service life of concrete pavements in Minnesota.
True
False
2. Which of the following material type is not used in the repairs?
Cementitious based
Sand based
Epoxy-based
Asphalt based
3. Recent studies and guidelines on concrete pavement joint deterioration have reported that once concrete becomes saturated beyond a critical level (~85%), damage can occur within __________ freeze/thaw events.
1 to 2
2 to 3
3 to 4
4 to 6
4. In addition to freeze/thaw durability and the retention of bond to the underlying pavement, some patch materials must also survive direct vehicular loading.
True
False
5. During the October 2014 field assessment, a ____________ was used to test for the consistency of the tone within each patch area, with “hollow” sounds indicating compromised bonding of the patch material.
Ball-peen hammer
Tuning fork
Shovel
All the above
6. Which of the following rating describes the patch condition as ‘Good condition, some random cracks, limited material missing’?
1
2
3
4
7. After performance of the patches after 3 years of Minnesota climate and interstate traffic, overall, __________ patches remained in good serviceable condition as of October 2014.
40%
59%
65%
72%
8. Patches lying in wheel paths are subject more often to direct tire loads, as well as the opening and closing of the transverse joints.
True
False
9. Presence of _____________ can have a profound effect on the moisture condition of the concrete as well.
Debris
Deicing chemicals
Both A & B
None of the above
10. After performance of the patches after 3 years of Minnesota climate and interstate traffic, the location of the patch did not seem to affect the performance significantly.
True
False
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