Document: NRC Regulatory Guide
Document ID: c7b1689b-ff17-4083-9fb1-f91b6965ea1a
Document Type: regulatory_guide
Title: Design Basis Floods for Nuclear Power Plants + HISTORY - HISTORY 02/2022 – DG-1290 , Proposed Revision 3 09/2014 – Periodic Review of Revision 2 – Revise 07/1980 – Errata to Revision 2 07/2024 – DG-1290 Revision 1 (Rev. 2)
Source: NRC Regulatory Guide Division 1
Source URL: https://www.nrc.gov/docs/ML0037/ML003740388.pdf
Revision Date: 2023-06
Chapter: 
Section ID: RG-1.59
CFR Part: 
CFR Title: 

Content:
ADIUS RnAU. MIe. 20 20 20 TRANLATION SPEED V (FORWARD )KNOTS I ... 28 ,'!xIMUM WIND SPEED) V M.P.H. 147 151 161 ATALMRZ D1SrANE-WINDU .NI. M2OMP20 IND 398 374, 318 •' O TO MlAX. IN PMH cCMnPUATIONAL ComD71CrT AD WATE LEVEL (SURGE) ESTIMATES CO EFFI CI MNTS B0TIO FMICTION FACTOR 0.0030 WIND STRESS CORRECTION FACTOR 1.10 WATER L.EVEL DATA (AT OPEN CanB SHORELINE) pM SpEISD OF TPANMSIATIOVq OOMP0NERTS H WIND SETUP 10007 PRESSURE SETUP 35 INITIAL WATER LEV. .• ASTRONOMICAL 1.70 TIDETLESM• TOTAL-SURGE STILL WATER Lhs'J. 17.84 PET LW- - - TABLE C.3 SuMMARY-PEITINE•rT PRUMBLE MAXIMUI. HURRICANE (FMH). STORKM S;GIO COMPUIATIONAL ITA. AND RESULTANT WATER LEVEL LOCATION FREEPOR'. LUT. 280 56' LONG. 95' TEXAS Note: Nax-- wind speed is assumed to be on the traverse that is to right of storm track a distance equal to the radius to maximum wind. --/nitial distance is distance along traverse from shoreline to maximum wind when leading 20 mph isovel intersects shoreline. Storm diameter between 20 mph isovels is approxi mately double the initial distance. C ) . . . .. ....... ..... .. . . . . 22' : TRAVERSE-AZIMUTH 152 PROBABLE MAXIMUM HUiRICANE INDEX CHARACTI•$ISTICS ZONE C AT LOCATION 280 561 MHZE NORTH 1 SPEED OF UNSITION PARAMETER DESIGNATIONS SLOW HODERATF HIGH •.." •(sT) NOm' (Hr,) CflI!VAL PRESSURE INDEX Po INCHES 26.69 26.69 26.69 PERIPHERAL P 0SRE P n INCHES 31.25 31.25 31.25 ADIUS 70 KMAXDIUM WIND LiRGE SAhMS iUT. I. 26.0 26.0 26.0 TRUN•LATION SPEED V (voawRD SPEED) I S 139 U 8. KiXD= WIND SPEED Yx M.P.H. 139 143 153 INITIAL DISTAN(CE--&U.I ,• l9 MPH WIND 491 458 390 AT SHORE TO MAX. WIND DiXRE, o LENGTH 70.9 NAUTICAL MILES PMH COUPUTATIONAL C0EWICIENT AND WATER LEVU (SUGE) ESTIMATES CooFFIOIENT§ BOT'iM FkICTION FACTOR 0.0030 WIND STRE CORRCION FACTOR 1.10 WATEH LVEL DATA (AT OPEN COAST SHOP.LIIE) . U' OCEAN BED PROFILE TRAVERSE WATE DISTANCE DEPTH FROM BELOW SORE MI ( TmI. (FEw-) 0 0 " .1.0 30 _ 2.0 32 _ 3.0 37 4.0 40 - 5.0 47 10.0 66 _ 15.0 78 _ 20.0