7) cape fear 1978 ash pond dam (chath‐078) 9) …management...7) cape fear 1978 ash pond dam...
TRANSCRIPT
Most Recent Inspection Reports for Dams Related to Dam Safety Order 16‐01
1) Allen Retired Ash Basin Dam (GASTO‐016)
2) Allen Active Ash Basin Dam (GASTO‐061)
3) Buck Steam Station Main Dam (ROWAN‐047)
4) Cape Fear 1956Ash Pond (Inactive) (CHATH‐075)
5) Cape Fear 1963Ash Pond Dam (Inactive) (CHATH‐076)
6) Cape Fear 1970Ash Pond Dam (Inactive) (CHATH‐077)
7) Cape Fear 1978 Ash Pond Dam (CHATH‐078)
8) Cliffside Active Ash Pond Downstream Dam (CLEVE‐049)
9) Cliffside Inactive Ash Basin #5 Main Dam (RUTHE‐070)
10) Dan River Active Primary Ash Basin Dam (ROCKI‐237)
11) Dan River Active Secondary Ash Basin Dam (ROCKI‐238)
12) Dan River Service Water Settling Pond Dam (ROCKI‐241)
13) H.F. Lee Active Ash Pond Dam (WAYNE‐022)
14) Lincoln CT Raw Water Reservoir Dam (LINCO‐042)
15) Marshall Active Ash Basin Dam (CATAW‐054)
16) Roxboro East Ash Pond Dam (PERSO‐033)
17) Roxboro West Ash Pond South Rock Filter Dam (PERSO‐039)
18) Weatherspoon 1979 Ash Pond Dam (ROBES‐009)
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Name Roxboro East Ash Basin
County Person
No. 033
Inspected By Adams/Kang
Date 09/05/2018
Owner Duke Progress Energy- ATTN: Randy Hart
Address 410 S. Wilmington St., Raleigh, NC 27601
Phone No. see file
Type of Dam Concrete Gravity Concrete Arch Other
Embankment Concrete Buttress Stone Masonry
Type of Inspection Initial
Follow up Periodic Other
Site Conditions Wet
Dry Snow Cover Other
Hazard Description onsite containment
Condition Assessment Satisfactory Fair Poor Unsatisfactory Not rated
Hazard Class Low (A) Intermediate (B) High (C)
Remarks
Action None Maintenance Monitoring Minor Repair Engineering
Recommendations Inspection letter Inspection by DSE Deficiency letter Dam safety order RE notice Enforcement Engineering study Periodic reinspection Inspection by RE Other reinspection
AREA PROBLEMS COMMENTS
UP
STR
EAM
SLO
PE
/
FAC
E
1. None 11. Displaced rip rap 2. Trees 12. Cracks 3. High bushes 13. Undermining 4. Burrows 14. Holes 5. Wave erosion 15. Spalling 6. Livestock damage 16. Displaced joints 7. Slides 17. Deteriorated joints 8. Depressions 18. Exposed reinforcement 9. Bulges 19. Other 10. Sparse rip rap
COVER: Vegetation Rip rap Concrete Asphalt Other
TOP
OF
DA
M
1. None 11. Cracks 2. Trees 12. Spalling 3. High bushes 13. Deteriorated joints 4. Burrows 14. Displaced joints 5. Ruts 15. Exposed reinforcement 6. Livestock damage 16. Other 7. Depressions 8. Unlevel 9. Misalignment 10. Has overtopped
COVER: Vegetation Gravel Concrete Asphalt Other
Road across dam See comments on SW ditch
DO
WN
STR
EAM
SLO
PE/
FAC
E
1. None 11. Seepage 2. Trees 12. Boils 3. High bushes 13. Cracks 4. Burrows 14. Holes 5. Erosion 15. Spalling 6. Livestock damage 16. Displaced joints 7. Slides 17. Deteriorated joints 8. Depressions 18. Exposed reinforcement 9. Bulges 19. Other 10. Wetness
COVER: Vegetation Rip rap Concrete Other
TOE
CO
NTA
CT
1. None 11. Seepage 2. Trees 12. Boils 3. High bushes 13. Cracks 4. Burrows 14. Holes 5. Erosion 15. Spalling 6. Livestock damage 16. Displaced joints 7. Slides 17. Deteriorated joints 8. Depressions 18. Exposed reinforcement 9. Bulges 19. Other 10. Wetness
COVER: Vegetation Rip rap Concrete Other
DAM SAFETY INSPECTION REPORT
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Dam No. 033 Date 09/05/2018 Page 2
AREA PROBLEMS COMMENTS A
BU
TMEN
T C
ON
TA
CTS
1. None 11. Seepage 2. Trees 12. Boils 3. High bushes 13. Cracks 4. Burrows 14. Holes 5. Erosion 15. Spalling 6. Livestock damage 16. Displaced joints 7. Slides 17. Deteriorated joints 8. Depressions 18. Exposed reinforcement 9. Bulges 19. Undermining 10. Wetness 20. Other
COVER: Vegetation Rip rap Concrete Other
PR
INC
IPA
L SP
ILLW
AY
1. None 11. Joint displacement 2. No trashguard 12. Undermined 3. Obstructed 13. Voids 4. Plugged 14. Erosion 5. Rusted 15. Holes 6. Damaged 16. Conduit collapsed 7. Gates leaking 17. Spalling 8. Joints leaking 18. Outlet undercutting 9. Cracks 19. Misalignment 10. Joint deterioration 20. Other
TYPE/SIZE: conduits (3) to west ash pond
EMER
GEN
CY
SP
ILLW
AY
1. None 11. Joint displacement 2. No ES 12. Undermined 3. Same as ES 13. Voids 4. Obstructed 14. Holes 5. Erosion 15. Exposed reinforcement 6. Displaced rip rap 16. Spalling 7. Sparse rip rap 17. Outlet erosion 8. Joints leaking 18. Misalignment 9. Cracks 19. Inadequate capacity 10. Joint deterioration 20. Other
TYPE/SIZE:
DR
AIN
S /
OTH
ER
OU
TLET
S
1. None 2. No bottom drain 3. Bottom drain inoperable 4. Subsurface drain dry 5. Subsurface drain muddy flow 6. Subsurface drain obstructed 7. No animal guard 8. Other
TYPE:
SKETCHED/COMMENTS: Establish positive drainage flow to the SW ditch that is located on the upstream side of the road (across top of dam) on the dike.
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