■ PL YWOOD SUPPOR T SL OPE 

 Wl TH PEA-GRA VEL ROUGHNESS 



■TOP OF ARMOR 



AND FILTER LAYERS 



FOR MODEL TESTS 



DIKE CROSS SECTION 



DIMENSIONS IN MODEL UNITS 



SCALE 1:16, MODEL TO PROTOTYPE 



RANGE OF 

 WATER LEVELS 



PL YWOOD MA TTRESS 

 Wl TH PEA GRAVEL-^ CONCRE TE 



, FRONTING 1 ON 15- 



STATIONS. M 



Figure 1. Profile view of structure tested during MCE study 



GRAVEL WAVE ABSORBER BEACH: 



WAVE TANK WALL- 



AUXILARY TEST CHANNEL 



GRAVEL WAVE ABSORBER BEACH' 



DETROITDIST 

 MODELDIKE 



mm. m 



GRAVEL WAVE 

 ABSORBER BEACH 



-TOE OF ABSORBER 

 BEACH 



WAVE GAGE 

 RUNUP OBSERVER 



i r iii rrmr i i i rr iiiiiiiiii 



1 ON 15 FRONTING SLOPE 

 ll.l ,"ll, , 'Mil, I 



• • 



0.6 Mf ^>— 



TRAINING WALLS 



^ 19 M TO WAVE GENERA TOR 



-WAVE TANK WALL 



WAVE TANK STATIONS, M 



Figure 2. Plan view of test setup for NCE study 



