26ft depth • 5ft relief • Concrete (Limestone Boulders (1562))

30ft depth • 17ft relief • Concrete (Bridge material)

61ft depth • 15ft relief • Vessel (Barge 195')

60ft depth • 10ft relief • Rock (Limestone Boulders)

500ft depth • 35ft relief • Module (Reef Dart Modules (35' relief) (30))

80ft depth • Vessel (Freighter 150')

18ft depth • 9ft relief • Vessel (Barge 87')

18ft depth • 9ft relief • Concrete (Material Bridge)

85ft depth • 7ft relief • Concrete (Sculpture)

45ft depth • Concrete (Bridge Rubble)

53ft depth • Concrete (Bridge Rubble)

50ft depth • Concrete (Bridge Rubble)

40ft depth • 15ft relief • Rock (Limestone boulders)

40ft depth • 12ft relief • Rock (Limestone boulders)

90ft depth • 40ft relief • Vessel (Vessel 175')

85ft depth • 7ft relief • Rock (Limestone Boulders)

85ft depth • 8ft relief • Rock (Limestone Boulders)

25ft depth • 15ft relief • Concrete (Secondary-use concerete (Bridge material))