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.
Cycling works the two main muscles in the calf. 1  Gastrocnemius - This is the muscle most prominent on your calf. It attaches at the back of the knee and is responsible for helping to lift your heel, which allows you to walk, climb a flight of stairs, and, of course, to ride a bike.