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4.3 BULKHEADS - SUBPROJECT 3 98 



4.3.1 Summary 98 



4.3.2 Location 99 



4.3.3 Design 100 



4.3.4 Construction 100 



4.3.5 Alternatives 103 



4.4 BEACH STABILIZATION - SUBPROJECT 4 103 



4.4.1 Summary 103 



4.4.2 Seawalls 106 



4.4.3 Revetments 107 



4.4.4 Groins 108 



4.4.5 Jetties 108 



4.4.6 Breakwaters 109 



4.4.7 Nonstructural Approach 110 



4.5 SITE PREPARATION - SUBPROJECT 5 112 



4.5.1 Summary 112 



4.5.2 Location and Design 113 



4.5.3 Runoff and Erosion Control 114' 



4.6 SITE DEVELOPMENT - SUBPROJECT 6 117 



4.6.1 Summary 117 



4.6.2 Finish Grading 118 



4.6.3 Paving 118 



4.6.4 Line Construction 119 



4.6.5 Erection of Structures 119 



4.6.6 Open Excavations 119 



4.6.7 Wetlands Safeguards 119 



4.6.8 Filling 121 



4.7 ARTIFICIAL WATERWAYS AND WATER BODIES - SUBPROJECT 7 ... 121 



4.7.1 Summary 121 



4.7.2 Navigation Canals 121 



4.7.3 Excavation for Fill 124 



4.7.4 Drainage of Land 125 



4.8 ROADWAYS AND BRIDGES - SUBPROJECT 8 125 



4.8.1 Summary 126 



4.8.2 Highway Systems 126 



4.8.3 Roadways 127 



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