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Major equipment | Valves | Flanges | Connectors | Open-ended lines | Other components |
Eastern U.S. | |||||
Wellhead | 5 | 10 | 4 | 0 | 1 |
Separator | 6 | 12 | 10 | 0 | 0 |
Heater-treater | 8 | 12 | 20 | 0 | 0 |
Headers | 5 | 10 | 4 | 0 | 0 |
Western U.S. | |||||
Wellhead | 5 | 10 | 4 | 0 | 1 |
Separator | 6 | 12 | 10 | 0 | 0 |
Heater-treater | 8 | 12 | 20 | 0 | 0 |
Header | 5 | 10 | 4 | 0 | 0 |
[75 FR 74513 Nov. 30, 2010]