Clerks near Herrin IL. Find Herrin, IL clerk, including county, city, and circuit clerk, and clerk of court. Clerks provide information on public court records and legal documents, criminal, jail, and arrest records, marriage licenses, divorce, judicial, and probate records, businesses liens, notary services, real estate taxes and voter registration services. Showing 1-16 of 16 Clerks.
Wing dam in a man-made river bed. A wing dam or wing dike is a manmade barrier that, unlike a conventional dam, only extends partway into a river. These structures force water into a fast-moving center channel which reduces the rate of sediment accumulation while slowing water flow near the riverbanks.
The gravity dam is a massive concrete or earth type structure. Gravity dams use their own weight to resist opposing forces. They rely on their great weight and size for stability. The gravity dam is the most commonly built dam in the world. typical example of the conventional concrete dam is the Hoover Dam. Changuinola Dam is an example of the RCC arch-gravity dam. A gravity dam requires a large volume of internal fill. An arch-gravity dam can be thinner than the pure gravity dam and requires less internal fill.