CONTENTS— Continued 



Page 



h. Water Quality 152 



i. Hurricane Surge Protection 163 



j. Upstream Flow Regulation 173 



k. Freshwater Supply-Salinity Control 177 



1. Thermal Discharges 181 



m. Definition of Existing Conditions 185 



7. Time and Cost Estimates 189 



LITERATURE CITED ..... 197 



IV COASTAL HARBORS iB.Y. Hudson) 202 



1. Introduction 202 



2. Similitude Relations 206 



a. Geometrically Similar (Undistorted-Scale) Models 206 



b. Geometrically Dissimilar (Distorted-Scale) Models 208 



3. Model Design 212 



a. Field Data Required 212 



b. Selection of Linear Scale 215 



c. Scale Effects 217 



4. Model Construction and Operation 235 



a. Construction 235 



b. Operation 237 



5. Examples of Model Studies Conducted 238 



a. Harbor Wave Action Studies, Short-Period Waves, and 



Undistorted-Scale Models 238 



b. Harbor Wave and Surge Action Studies; Intermediate- cUid Long- 



Period Waves; and Undistorted- and Distorted-Scale Models . . 261 



6. Cost and Time Estimates 278 



a. Harbor Wave Action Models, Short-Period Waves 278 



b. Harbor Wave Action Models, Intermediate- and Long-Period 



Waves 279 



LITERATURE CITED 281 



V COASTAL EROSION (i?.V. Whalin and C.E. Chatham, Jr.) 284 



1. Introduction 284 



2. Similitude Relations 285 



3. Model Design. 287 



a. Prototype Data Required 287 



b. Selection of Model Scales and Materials 291 



4. Model Operation 292 



a. Verification of the Model 292 



b. Operational Constraints of the Model 293 



c. Selection of Test Conditions 295 



d. Model Measurements 295 



e. Analysis and Interpretation of Results 296 



5. Fixed-Bed Tracer Models 296 



Examples of Model Studies Conducted 296 



6. Recommendations for Further Research 304 



7. Summary 307 



LITERATURE CITED 308 



VI STABILITY OF COASTAL STRUCTURES (,R.Y. Hudson) 314 



1. Introduction 314 



2. Similitude Relations 316 



a. Rubble-Mound Structures 316 



b. Vertical-Wall (Impervious) Breakwaters and Jetties 320 



c. Composite Breakwaters and Jetties 326 



