The Sabin Lock is the fourth lock in a four parallel lock complex. The north canal services the Sabin and Davis Locks and has a minimum maintained depth of 24.0 feet upstream and 23.5 feet downstream of the locks. The normal upper pool for the Sabin Lock is elevation 601.3 ft (IGLD 85) and the normal lower pool is elevation 580.8 ft (IGLD 85).
Lying Butt Bridge â Butt Exercise Guide with Photos. Muscles Targeted: The lying butt bridge targets the muscles in the gluteus and also works muscles in the lower back, hamstrings and along the spine. This is also a great exercise for stretching out the hip flexors and abdominals which can become tight from sitting for long periods of time.
Execute a kickover from the bridge position. In the middle of the kickover, aim to achieve a 180-degree split. Strive to keep both legs straight and your toes pointed. Think of contracting your abdominal muscles when you do a kickover. When you are in a bridge position, your abdominal muscles are stretched. They must contract to bring your body to a neutral handstand position in the middle of the kickover.