Pge Service Center Airport (Portland, OR) 3OR0 备注
| A81-APT | Radio controlled on demand of owner. |
| A33-H1 | Rooftop. |
| A110-4 | For clearance contact portland approach at 503-493-7545. |
| A110-3 | The pad is raised 3 ft 4 1/2 in above roof. |
| A110-2 | When copter is hangared A 24 X 10 ft open space is contained in the pad. |
| A110-1 | Pad has 24 X 10 ft movable transporter on rails to take copter to and from hanger. |
