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SECURITY CLASSIFICATION OF THIS PAGE (When Data Entered) 
REPORT DOCUMENTATION PAGE BEROREICONED EE Cioee 
1. REPORT NUMBER 2. GOVT ACCESSION NO, 3. RECIPIENT'S CATALOG NUMBER 
TP 77-1 
4. TITLE (and Subtitle) 5. TYPE OF REPORT & PERIOD COVERED 
BEACH CHANGES CAUSED BY THE ATLANTIC COAST STORM 
OF 17 DECEMBER 1970 
Technical Paper 
6. PERFORMING ORG. REPORT NUMBER 
8. CONTRACT OR GRANT NUMBER(s) 
7. AUTHOR(S) 
Allan E. DeWall 
Patricia C. Pritchett 
Cyril Gallvamieer dare 
9. PERFORMING ORGANIZATION NAME AND ADDRESS 
10. PROGRAM ELEMENT, PROJECT, TASK 
AREA & WORK UNIT NUMBERS 
Department of the Army 
Coastal Engineering Research Center (CERRE-CP) 
Kingman Building, Fort Belvoir, Virginia 22060 
CONTROLLING OFFICE NAME AND ADDRESS 
Department of the Army 
Coastal Engineering Research Center 
Kingman Building, Fort Belvoir, Virginia 22060 
14. MONITORING AGENCY NAME & ADDRESS(if different from Controlling Office) 
D31194 
12. REPORT DATE 
January 1977 
80 
15. SECURITY CLASS. (of this report) 
ht 
A FTED 
N 
15a. DECL ASSIFICATION/ DOWNGRADING 
SCHEDULE 
Approved for public release; distribution unlimited. 
#16. DISTRIBUTION STATEMENT (of this Report) 
DISTRIBUTION STATEMENT (of the abstract entered in Block 20, if different from Report) 
- SUPPLEMENTARY NOTES 
- KEY WORDS (Continue on reverse side if necessary and identify by block number) 
Accretion Low-pressure system 
Beach changes Tides 
Erosion Waves 
ABSTRACT (Continue on reverse side if necesaary and identify by block number) 
A low-pressure system with 20- to 35-knot winds caused waves up to 11 
feet high and tides up to 3.6 feet above normal along Atlantic coast beaches, 
North Carolina to New England, from 16 to 18 December 1970. Ninety-one 
beach profile lines were surveyed from dune to low tide terrace within 2 
weeks before the storm and immediately after the storm; sand levels at pipes 
along selected profile lines were measured during the storm. Comparison of 
before-and-after surveys indicates that 80 percent of the profile lines 
DD , Prine 1473 EDITION OF 1 NOV 65 1S OBSOLETE 
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