ML100740262
| ML100740262 | |
| Person / Time | |
|---|---|
| Site: | Oyster Creek |
| Issue date: | 02/24/2010 |
| From: | - No Known Affiliation |
| To: | NRC Region 1 |
| References | |
| FOIA/PA-2009-0214 | |
| Download: ML100740262 (9) | |
Text
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f MW-11-IA 3112109 - <200 pCi/L 4117109 - <200 pCiIL 4120=09 - <200 pCi/L MW-11-2A 3112/09 - <200 pCiIL 4/17/09 - No Water 4120109 - <200 pCiUL W-6 3112/09 - <200 pCiIL 4/16/09 - <200 pCilL 4120/09 - <200 pCiIL W-5 3112109 - <200 pCl/L 4116109 - <200 pCiIL 4120/09 - <200 pCIIL W-51 (new) 4/22/09 - 6,050,000 pCi/L W-50 (new) 4/21109 - 5,050,000 pCilL 4/22109 - 5,050,000 pCl/L MW-15K-IA 3112/09 - <200 pCI/L 4/17/09 - 4,460,000 pCi/L 4/21109 - 2,480,000 pCi/L I Sample Locations by Aquifer QUIFER, Sampled 0
Cape May, No CST-9 4/18109 - <200 pCi/L 4/20/09 - <200 p~i/L W-4 3/12109 - <200 pCi/L 4/17/09 -<200 pCi/L 4120109 - <200 pCi/IL Cape May, Yes W-3 3/12/09 - <200 pCiIL 4/17109 - <200 pCi/L 4/20/09 - <200 pCiIL Cohansey, Yes Lysimeter, Yes Vault Location Vault Location
INF~fotWAVTION OILy N
General Sketch Showing Excavation 4/29 (All Piping exposed has been Visually Inspected) lw-.-
~Approx" 15' of 0
O1 a M4116ls' d 6% '(
General Sketch Showing Guided Wave Performn 4/21/09 DRAFT 1" line (CS-38) Yellow No Guided Wave IMCl MT Y I
Location of Leak on 8 Inch Line Located about 30' feet from TB 4" Cond Bldg.Drain Line Purple No Guided Waves"
-G0 line (CS-24) Green Guided Wave Was Performed 21.5' from TB itz 6" line (A-4) Black Guided Wave Was Performed 25' from TB 1" line (CS-26) Red No Guided Wave 8" line (SS-4) Blue Guided Wave Was Performed 27.5' from TB
FGnr SbiUscw A
1 eor mn2 General Sketch UT Inspections Perform on 4/29/09 DRAFT 1" line (CS-38)Yellow No UT I
CM00"Sh$Ts 1'ZAMOFU ft-Dob.
4" Cond Bldg.Drain Line Purple No UT-Line is -
plugged I
Ps r
C--
6" line (A-4) Black a"
UT Performed 21' from TB Scanned 2 linear feet centered on the worst location found by GW 1" line (CS-26) Red No Guided Wave I
8" line (SS-4) Blue Guided Wave Was Performed for 27.5' from TB No UT i
JA1AWIO~d AAOL7 General Sketch Showing Replaced Pipe Up to 4/29/09 DRAFTc NI
2 Structural Integrity Associates, Inc.
Pipe: 6" CH-5 Ring: R2F06(268)
Site: Oyster Creek Unit I Config: 0.6FR, T(0,1)
Location:
Elbow +8" Calibration:
Automatic (2491.06 mV)
Size:
6 inch (7.125mm)
Version: 3.95, Wavemaker G3-14 Feature Location Size (mV)
ECL Extent Class Notes
+F1 07" 0.189 60 Bitumen
+F2 0'8" 0.123 45 45 deg Bend
+F3 2'3" 2.2 30 45 deg Bend
+F4 43" 0.996 15 Earth.
+F5 4'5" 0.945 12 Sleeve
+F6 5'5" 0.664 4
Wall
.+F7 87" 0.48 End
-F1
-0'8" 0.45 70 Bitumen
-F2
-1'6" 1.31 0
Earth
-F3
-77" 0.397 5
30 Minor 40% circumference affected approximately 12% wall loss Probable coating failure or change in coating thickness
-F4
-9.1" 0.252 60 Other Probable coating failure or change in coating thickness
-F5
-12'4" 0.15 7
0 Medium.
25% circumference affected approximately 28% wall loss
-F6
-14'8" 0.0697 7
0 Medium 25% circumference affected approximately
-9 0528%
wall loss F7 AVI 0.0656 7
0 Medium 20°/3%
wlcircumference affectedls approximately
-F7 8
-*1'3" 0.0456 7
0 Medium 25% circumference affected approximately
- 28%
wall loss
-F9
-20'6" 0.0731 50 45 deg Bend CX 14 rIq 6&22 CH=5-Elbow-+8&22-T35-G14#4869 Allen.wg3
2
%n.
Structural Integrity Associates, Inc.
Pipe:
10"-CS-24 Ring:
R2BiO(557)
),Site:
Oyster Creek Unitl1 Config:
7.OFR, T(0,1)
Location:
Weld +10" Calibration: Automatic (230.927 mV)
Size:
10 inch (12.45mm)
Version:
3.95, Wavemaker G3-14 Feature Location Size (mV)
ECL Extent Class Notes
+1F1 0'12".
0.00702 0
Bitumen
+F2 1'4" 0.0156 0
45 deg Bend
+F3 2'5" 0.0918 60 45 deg Bend
+F4 4-0" 0.0442 35 Sleeve
+F5 4
0.0444 25 Wall
-171
-0110" 0.0993 17 Bitumen
-F2
-2102 0.123 0
Earth F3
-,8" 0.236 60 False Echo
-F4
-7'8" 0.0366 50 Other Probable 'coating failure or change in coating 027 thikneoss
- 6
-I'll 0.0383 8
30 Medium 30% circumference affected approximately 27% wall loss
-144 0.0265 7
0 Medium 25% circumference affected approximately f
F7
-17'4" 0.0246 60 Bend 28walos UT 1 0&22=CS=24-Weld-+1.0&22-T24-Gl4#4872.wg3
2 Structural ntegrity Associates, Inc.
Pipe:
8"SS-4 Ring:
R2F08(283)
Site: Oyster Creek Unit 1 Config: 3.6FR, T(0,1)
Location: Weld +10" Calibration:
Automatic (243.481 mV)
Size: 8 inch (10.425mm)
Version:
3.95, Wavemaker G3-14 Feature Location Size (mV)
ECL Extent Class Notes
+F7 2117" 0.0288 End
+F6 21 '7" 0.0291 50 Weld
+F5 5'6" 0.281 7
Wall
+F4 53 0.336 45 Sleeve
+F3 42" 0.46 40 45 deg Bend
+F2 1'0" 0.0751 50 45 deg Bend
+F1 0'10" 0.0468 45 Weld
-F1
-0'8" 0.0129 0
Bitumen
-F2
-2'4" 0.534 0
Earth
-F3
-6'1" 0.173 13 0
Severe 15% Circ. Affected estimated 86% Wall Loss
-F4
-8!4" 0.0922 14 30 Severe 15% Circ. Affected estimated 93% Wall Loss
-F5
-10'0" 0.153 40 Wall
-F6
-147" 0.0476 15 0
Medium 40% Circ. Affected estimated 38% Wall Loss
-Fl
-20'9" 0.02"3--
4sdeg Bed-
-17
-23'5 0.00958 End tIJrIj t'~o y
822_SS4-Weld-+1022-T35-G14#4871.wg3