| Property | Sub-Property | ID | Type | Description | Note | Reference | Accuracy | Integrity | Origin type | Pub. Resolution | Chart Resolution | ADQ HL-Ref | IFR Accuracy | IFR Integrity | VFR Accuracy | VFR Integrity | NatDqr Reference |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Length | 233 | Distance | The longitudinal extent of the helicopter clearway | Annex 4 13.6.2 e); Annex 14 II 2.4.1 g) | 1 m | essential | 1 m | routine | |||||||||
| Ground profile | 234 | Value | Vertical profile (or slope) of helicopter clearway | Annex 4 13.6.2 e); Annex 14 II 2.4.1 g) | 0.01 % | routine |