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 W-5 4/16/09 - <200 pCilL 3112109 - <200 pCl/L 4120/09 - <200 pCiIL 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 ISample Locations by Aquifer CST-9 4/18109 - <200 pCi/L QUIFER, Sampled 4/20/09 - <200 p~i/L 0 Cape May, No W-3 Cape May, Yes W-4 3/12/09 - <200 pCiIL 3/12109 - <200 pCi/L Cohansey, Yes 4/17109 - <200 pCi/L 4/17/09 -<200 pCi/L 4/20/09 - <200 pCiIL Lysimeter, Yes 4120109 - <200 pCi/IL 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 IMCl No Guided Wave MTIY 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 8" line (SS-4) Blue 6" line (A-4) Black 1" line (CS-26) Red Guided Wave Was Performed Guided Wave Was No Guided Wave 27.5' from TB Performed 25' from TB
FGnr SbiUscweor 1mn2A General Sketch UT Inspections Perform on 4/29/09 1" line (CS-38)Yellow DRAFT No UT I
CM00"Sh$Ts 1'ZAMOFU ft-Dob.
4" Cond Bldg.Drain Line Purple No UT- Line is -
plugged I
.. ..... r Ps C--
6" line (A-4) Black a" UT Performed 21' from TB 8" line (SS-4) Blue Scanned 2 linear feet I 1" line (CS-26) Red Guided Wave Was Performed centered on the worst for 27.5' from TB No Guided Wave location found by GW i No UT
JA1AWIO~d AAOL7 General Sketch Showing Replaced Pipe Up to 4/29/09 DRAFTc NI
2 StructuralIntegrityAssociates, 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 F7 AVI 0.0656 0528% 7 0 Medium 20°/3%wall loss wlcircumference affectedlsapproximately
-9
-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 14rIq 6&22 CH=5-Elbow-+8&22-T35-G14#4869 Allen.wg3
2 StructuralIntegrity Associates, Inc.
%n.
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
- , _* F3
-F2
-,8"
-2102 0.236 0.123 600 FalseEarthEcho
-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 10&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