Ill 



PREFACE 



The model investigation reported herein was initiated by the Water- 

 ways Experiment Station in November 1955 at the request of the U. S. Army 

 Engineer Division^ New England;, CE. Design and construction of the model 

 were accomplished d'uring the period December 1955-Ja-nuary 195^^ hydraulic 

 adjustment of the model was carried out during February-March 195^^ and 

 the testing of the principal proposed improvement plans ^ which are dis- 

 cussed in this report, was accomplished during the period April-September 

 1956. Supplementary tests currently in progress will be reported in the 

 comprehensive report to be issued on completion of the entire testing 

 program. 



The Division Engineer of the New England Division during the course 

 of the investigation was Brig. Gen. Robert J. Fleming, Jr. Personnel of 

 the Nev7 England Division who participated in planning the course of the 

 model testing program were Messrs. H. J. Kropper, John B. McAleer, and 

 Lincoln Reid. The model investigation was carried out under the super- 

 vision of the following engineers of the VJaterways Experiment Station: 

 Mr. E. P. Fortson, Jr., Chief of the Hydraulics Division^ Mr. G. B. 

 Fenwick, Chief of the Rivers and Harbors Branch, and Mr. H. B. Simmons, 

 Chief of the Estuaries Section, by Messrs. VJ. H. Bobb and E. B. Jenkins. 

 This report was prepared by Mr. Simmons. 



