Uses of Motor Graders. Their basic function is to flatten the ground. Civil engineers use to it to finish after the rough work has been done by the scrapers and bulldozers. The name âmaintainerâ refers to the fact that a grader is used to maintain dirt and gravel roads.
BlueMedicare Regional PPO (Regional PPO) is a Regional PPO. A preferred provider organization (PPO) is a medicare plan that has created contracts with a network of preferred providers for you to choose from at reduced rates.
Both HMO and PPO plans generally include prescription drug coverage through a Medicare Advantage Prescription Drug plan (MAPD). About HMOs. You will need to choose a primary care doctor upon enrolling into most HMO plans, and most of the time this doctor will have to refer you to see a specialist. Some services, like yearly screening mammograms, do not require a referral. Prescription drugs are covered under most HMO plans called Medicare Advantage Prescription Drug plans.