CONTENTS 



FIGURES — Continued 



Page 



31 Profiles in the vicinity of the FRF pier 58 



32 Typical storm changes, 4 November to 4 December 1974 59 



33 Monthly variations in mean profile volume 60 



34 Monthly variations in mean shoreline position 60 



35 Variation in unit volume above MSL on 16 profile lines near the FRF... 61 



36 Variation in MSL shoreline position on 16 profile lines near the FRF.. 62 



37 Deepwater contours offshore of the FRF 64 



38 Nearshore contours 65 



39 Preconstruction and postconstruction surveys along the FRF 



centerline 66 



40 Profile envelope of soundings taken along the south side of 



the FRF pier from July 1976 to December 1979 67 



41 Aerial view looking north from Kill Devil Hills 68 



42 Location of sand sample profile lines 70 



43 Average mean grain size by profile position 71 



44 Alongshore variation in mean grain size by profile position 71 



45 Example of bimodal foreshore sand-size distribution 72 



46 Alongshore variation in average mean grain size and 



standard deviation 72 



47 Mean grain size averaged by season and profile position 73 



48 Carbonate percentage in foreshore samples by season 73 



49 Average foreshore slope versus average mean grain size 74 



50 Alongshore variation in average foreshore slope 74 



51 Size distributions of sediment cores collected along three 



transects near the FRF 76 



52 Location of drill holes and vibracores 78 



53 Summary of drill hole and vibracore logs 79 



54 Vegetation map of the FRF 81 



55 Experimental marsh in Currituck Sound before planting 82 



56 Experimental marsh in September 1975 • 83 



