U.S. Department of Transportation
Federal Highway Administration
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Federal Highway Administration Research and Technology
Coordinating, Developing, and Delivering Highway Transportation Innovations
ERRATA REPORT |
This errata report is an archived publication and may contain dated technical, contact, and link information |
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Publication Number: FHWA-HRT-13-028 Date: October 2013 |
Publication Number: FHWA-HRT-13-028 Date: October 2013 |
Dear Customer:
Editorial corrections were made to this report after it was originally published. The following table shows the modifications that were made to this report.
Location |
Incorrect Values |
Corrected Values |
Table 32 on page 90 |
CD3 0.08 < Cl− ≤ 0.20b |
CD3 0.2 < Cl− ≤ 0.50b |
Table 33 on page 91 |
CD3 0.02 < Cl− ≤ 0.50 |
CD3 0.2 < Cl− ≤ 0.50 |
Table 32. CD classifications as determined by grout Cl− levels from an option 1 inspection and resultant recommended actions.
CDa | |||||
CD1 | Cl− ≤ 0.08 | X | |||
CD2 | 0.08 < Cl− ≤ 0.20 | X | |||
CD3 | 0.2 < Cl− ≤ 0.50b |
X | |||
CD4 | Cl− > 0.50b | X | |||
Action | Grade | ||||
---|---|---|---|---|---|
1 | 5 | 7 | 9 | ||
A1 | None | X | |||
A2 | Expand sampling | X | X | ||
A3 | Reinspect in 5 years | X | |||
A4 | Reinspect in 2 years | X | X | ||
A5 | Tendon monitoring | X | X | ||
a Chloride concentration units are wt percent cement.
b If strand corrosion or fracture(s) are found (PD5 or PD6 under option 2 in table 33 ), then grade 9 or 10 should be assigned as appropriate per option 2 actions. |
Table 33. CD and PD classifications as determined by grout Cl− levels and in-place grout structure by an option 2 inspection and resultant recommended actions.
CDa | |||||||||||
CD1 | Cl− ≤ 0.08 | X | X | X | X | ||||||
CD2 | 0.08 < Cl− ≤ 0.20 | X | X | ||||||||
CD3 | 0.2 < Cl− ≤ 0.50 |
X | X | ||||||||
CD4 | Cl− > 0.50 | X | X | ||||||||
PD | |||||||||||
PD0 | Sound grout | X | |||||||||
PD1 | Grout air pocket | X | X | X | X | X | X | X | X | X | |
PD2 | Exposed strand/tendon | X | X | X | X | X | X | X | X | ||
PD3 | Soft or segregated grout | X | X | X | X | X | X | X | |||
PD4 | Tendon surface corrosion (no section loss) | X | X | X | X | X | |||||
PD5 | Tendon surface corrosion (< 5 percent section loss) | X | X | X | |||||||
PD6 | Tendon with partial or full fracture (≥ 5 percent section loss) | X | |||||||||
Action | Grade | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | ||
A1 | None | X | X | ||||||||
A2 | Expand sampling | X | X | X | X | ||||||
A3 | Reinspect in 5 years | X | X | X | |||||||
A4 | Reinspect in 2 years | X | X | X | X | ||||||
A5 | Tendon monitoring | X | X | X | X | ||||||
A6 | Consider repairing deficiency as necessaryb | X | X | X | X | X | X | X | X | X | |
A7 | Structural evaluation/load rating | X | |||||||||
A8 | Tendon replacement | X | |||||||||
a Chloride concentration units are wt percent cement.
b This applies to PD1, PD2, and PD3. |