PROGRAM BWDAMAGE 12/85 VERSION 



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t "BWDAMA6E" ESTIMATES THE EXPECTED ANNUAL DAMAGE t 



♦ TO THE ARMOR LAYER OF A RUBBLEMOUND BREAKWATER, ♦ 

 » BOTH IN COST AND PERCENTAGE DISPLAYED. IT ALSO ♦ 



♦ ESTIMATES THE INTERVAL THAT REPAIRS OF A SPECI- » 

 » FIED DAMAGE LEVEL COULD BE SCHEDULED. » 

 ♦♦♦♦•♦t*»»»«»tt»*ttt«»t*»»*»»»*«tt»t»»»«t«»»»»*»»f» 



ENGLISH OR METRIC UNITS(E/M)? 

 =E 



1 QUARRYSTDNE (NON-BREAKING WAVES) 



2 QUARRYSTONE (BREAKING WAVES) 



3 QUADRIPODS (NON-BREAKING WAVES) 



4 TRIBARS (NON-BREAKING WAVES) 



5 DOLOSSE (NON-BREAKING WAVES) 



6 DOLOSSE (BREAKING WAVES) 



7. . .OTHER 



SELECT NUMBER OF ARMOR UNIT 



= 1 



INPUT HEIGHT OF DESIGN WAVE IN FEET 

 = 15.0 



SELECT A DISTRIBUTION... , 



EXTREMAL TYPE I. . . 1 . \ 



UEIBULL 2 



LOG-EXTREMAL .3 , •: 



SELECT 1 , 2, OR 3 

 = 1 



INPUT EXTREMAL TYPE I EPSILON, AND PHI 

 =-2.27,3.216 



INPUT AVERAGE NUMBER OF EXTREMAL EVENTS PER YEAR, 

 THE POISSON 'LAMBDA' PARAMETER 

 = 4 



INPUT THE VOLUME OF ARMOR LAYER IN CUBIC FEET PER LINEAR FOOT 

 =321.3 



INPUT THE COST OF THE ARMOR IN DOLLARS PER CUBIC FOOT 

 = 3.9B 



1 QUARRYSTONE (NON-BREAKING WAVES) 



EXPECTED DAMAGE PER LINEAR FOOT PER YEAR IS 0.42'/. 



EXPECTED REPAIR COST PER LINEAR FOOT PER YEAR IS » 5.31 



DO YOU WANT TO PREDICT A REPAIR INTERVAL(Y OR N)? 

 = Y 



INPUT 7. DAMAGE TO ARMOR LAYER AT TIME OF REPAIRS 

 = 5.0 



THE AVERAGE REPAIR INTERVAL FOR 5.00X DAMAGE 



BASED ON a. 427. PER YEAR EXPECTED DAMAGE IS 11.8 YEARS 



THE RETURN PERIOD OF THE STORM CAUSING 5.00 X DAMAGE IS 75.81 YEARS 



ANOTHER RUN (Y/N)? 

 =N 



D4 



