属性

数据类型ID

必须?Optional

Codes (8)

• VCVents Closed to Destination
• VOVents Open to Destination
• VSStandard Ventilation at 32 Degrees
• V--
• VOIVents on Irons
• VD--
• VDOIDiagonal Vents on Irons
• VS10Standard Ventilation - Substitute Carrier's Protective Service at First Terminal Train Yard where Heaters Are Available and Outside Temperature is 10 Degrees Above Zero or Lower (PPT #619 Rules 385 and 515)