Complement float for floating pontoon, has upper part with two longitudinal walls delimiting longitudinal and central cavity having section same as that of lower part of float, where walls have vertical ribs complementary of grooves

摘要

The complement float (13) has an upper part (14) with two longitudinal walls delimiting a longitudinal and central cavity (16). The cavity has a section same as that of a lower part of a float (3). The float (13) has length lesser than a length of the float (3). The walls have vertical ribs complementary of grooves arranged in longitudinal sides of the float (3).