Estimated Landing Distance Required (In Feet) With Complete Hydraulic Failure
Runway Aircraft Gross Weight in 1,000 Pounds
90 100 110 120 130 140 150
Dry 5500 6100 6600 7100 7600 8100 8700
Icy 11500 12600 14000 15200 16500 17800 19000
Conditions: Sea Level, Standard Day, No Wind, Two Engines at Reverse Idle to Stop, Zero Flaps, Slats Retracted, No Spoilers, Anti-Skid On, Zero Slope, Approach Speed = 1.25 Vs.
Estimated Landing Distance Required (In Feet) With No Brakes
Time from touchdown to reverser deployed (seconds) Engine Thrust Setting Landing Weight (lbs)
80,000 150,000
6 2 @ 1.3 EPR to 0 knots 5850 11050
6 2 @ 1.3 EPR to 80 knots, then 2 @ reverse idle to 0 knots 7670 12350
Conditions: Time from contact to nose down = 1.0 sec, to spoiler actuation = 0.25 sec, to full spoilers = 0.8 sec, to brake actuation = 0.25 sec, and to full braking = 1.5 sec. Time from reverser deployed to 1.3 EPR reverse thrust = 6 sec.
Estimated Landing Distance (In Feet) With Anti-Skid Inoperative
FLAPS Aircraft Gross Weight in 1,000 Pounds
90 100 110 120 130 140 150
DRY RUNWAY
11. 5540 6030 6520 7020 7490 7980 8460
15. 5370 5850 6120 6790 7260 7730 8200
28. 3375 3650 3950 4250 4550 4850 5150
40. 3200 3500 3775 4050 4325 4600 4875
WET RUNWAY
28. 3850 4200 4575 4925 5275 5600 5900
40. 3700 4000 4350 4650 5000 5300 5600
Conditions: Sea Level, Standard Day, No Wind, Forward Idle Thrust, Approach Speed = 1.40 Vs.
Estimated Landing Distance Required (In Feet) For Various Runway Surface Conditions
Engine Thrust Setting 2 @ FWD IDLE 2 @ 1.3 EPR REV
Landing Weight (lbs) 80,000 150,000 80,000 150,000
Runway Condition Flaps 40. Landing
Wet 2910 4590 2830 4450
Water/Slush 0.25” 3240 6350 3150 5800
Water/Slush 0.50” 3090 5830 3000 5370
Water/Slush 0.75” 2950 5390 2870 5010
Water/Slush 1.00” 2830 5030 2740 4710
Runway Condition Flaps 28. Landing
Wet 3040 4850 2930 4580
Water/Slush 0.25” 3420 7120 3330 6350
Water/Slush 0.50” 3230 6420 3150 5810
Water/Slush 0.75” 3060 5860 2980 5370
Water/Slush 1.00” 2920 5400 2840 5010
Conditions: Sea level, standard day, level runway, no wind, reverse thrust was lowered to reverse idle at 80 knots
Estimated Landing Distance Required (In Feet) On An Ice Covered Runway
Time from touchdown to reverser deployed (seconds) Engine Thrust Setting Landing Weight (lbs) Flaps 40° Landing Distance To 0 Knots Final Speed
80,000 150,000
6 2 @ 1.3 EPR to 0 knots 4230 7220
6 2 @ 1.3 EPR to 80 knots, then 2 @ forward idle to 0 knots 5490 8010
Conditions: Time from contact to nose down = 1.0 sec, to spoiler actuation = 0.25 sec, to full spoilers = 0.8 sec, to brake actuation = 0.25 sec, and to full braking = 1.5 sec. Time from reverser deployed to 1.3 EPR reverse thrust = 6 sec.
V-Speeds for Overweight Landings
OVERWEIGHT CONFIGURATION ARRIVAL AND V/REF SPEEDS
WT. 1000 LB. MINIMUM MANEUVER V/REF GO AROUND
0./RET 0./TO 11./TO 15./TO 28./LND 40./LND 11./TO 15./TO
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