Duplex system typically provide corrosion protection 1.5 to 2.5 times longer than the sum of the lifetimes of zinc and paint used individually. This characteristic is referred to as the Synergistic Effect. The extended corrosion resistance is the most obvious, and most important, reason for using a duplex system.
FIND OKLAHOMA DMV OFFICE LOCATIONS. CONTACT INFORMATION FOR THE STATE DPS. Telephone. Telephone customer service representatives are available to provide general information from 8:00 am to 4:30 pm for the Oklahoma Department of Public Safety and from 7:30 am to 4:30 pm for the Oklahoma Tax Commission Motor Vehicles Division, Monday through Friday.
Richmond Social Security Office Notes. Try Social Security's online services like getting an earnings statement at ssa.gov. Social Security office hours have been cut in the past couple years. Office hours are generally 9:00 to noon on Wednesdays, and 9:00 to 4:00 on other weekdays.