Airports / 74LL

74LL — Illinois Dept of Transportation Nr 6 Heliport

Springfield, US-IL · US · 630 ft MSL

Runways

1 runway · longest 16'

H1 / ??

16' × 16'

Surface: WOOD

Select an aircraft to see density altitude estimates

Look up by Tail Number (N-Number) — auto-fills make & model

or select make & model manually

Manufacturer

Model

Outside Air Temp (°C) — blank = ISA standard

What you'll get:

· Density altitude calculation

· Power retained at this elevation/temperature

· Estimated takeoff roll increase

· Climb rate estimate

· Full scenario table (ISA-10 through ISA+40)

Elevation630' MSL

Longest Runway16'

SurfaceWOOD

Coordinates 39.779, -89.778

Connect with experienced ferry pilots for domestic and international deliveries.