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to obtain slush/standing water weight adjustment.
2. Adjust field length available by -250 ft/+240 ft for every 5°C above/below 4°C.
3. Find V1(MCG) limit weight for adjusted field length and pressure altitude.
4. Max allowable slush/standing water limited weight is lesser of weights from 1 and 3.
787 Flight Crew Operations Manual
Performance Inflight
General
FAA
Category A Brakes
Boeing Proprietary PI.10.21
ADVISORY INFORMATION
TO2 - Slush/Standing Water
15%Thrust Reduction
No Reverse Thrust
V1 Adjustment (KIAS)
1. Obtain V1, VR and V2 for the actual weight.
2. If V1(MCG) limited, set V1 = V1(MCG). If not V1(MCG) limited, enter V1 Adjustment table with the
actual weight to obtain V1 speed adjustment. If adjusted V1 is less than V1(MCG), set V1 = V1(MCG).
V1 not to exceed VR.
WEIGHT
(1000 LB)
SLUSH/STANDING WATER DEPTH
0.12 INCHES (3 mm) 0.25 INCHES (6 mm) 0.50 INCHES (13 mm)
PRESS ALT (FT) PRESS ALT (FT) PRESS ALT (FT)
S.L. 4000 8000 S.L. 4000 8000 S.L. 4000 8000
660 -21 -15 -9 -12 -6 0 0 0 0
620 -23 -17 -11 -15 -9 -3 0 0 0
580 -25 -19 -13 -18 -12 -6 -2 0 0
540 -28 -22 -16 -22 -16 -10 -7 -1 0
500 -30 -24 -18 -25 -19 -13 -13 -7 -1
460 -33 -27 -21 -29 -23 -17 -18 -12 -6
420 -35 -29 -23 -31 -25 -19 -23 -17 -11
380 -36 -30 -24 -33 -27 -21 -27 -21 -15
340 -37 -31 -25 -34 -28 -22 -30 -24 -18
300 -37 -31 -25 -35 -29 -23 -32 -26 -20
787 Flight Crew Operations Manual
Performance Inflight
General
FAA
Category A Brakes
PI.10.22 Boeing Proprietary
ADVISORY INFORMATION
TO2 - Slippery Runway
15%Thrust Reduction
Maximum Reverse Thrust
Weight Adjustments (1000 LB)
V1(MCG) Limit Weight (1000 LB)
TO2 DRY
FIELD/OBSTACLE
LIMIT WEIGHT
(1000 LB)
REPORTED BRAKING ACTION
GOOD MEDIUM POOR
PRESS ALT (FT) PRESS ALT (FT) PRESS ALT (FT)
S.L. 4000 8000 S.L. 4000 8000 S.L. 4000 8000
700 0.0 -2.0 -4.9 -23.9 -26.7 -29.6 -60.9 -63.8 -66.6
660 0.0 -2.1 -4.9 -27.1 -30.0 -32.9 -61.2 -64.0 -66.9
620 0.0 -2.1 -5.0 -30.4 -33.2 -36.1 -61.5 -64.4 -67.2
580 0.0 -2.2 -5.1 -32.7 -35.6 -38.5 -60.9 -63.8 -66.7
540 -1.9 -4.8 -7.7 -33.8 -36.7 -39.5 -59.1 -62.0 -64.9
500 -4.5 -7.4 -10.3 -33.5 -36.5 -39.4 -56.1 -59.0 -61.9
460 -6.0 -8.9 -11.8 -32.1 -35.0 -37.9 -51.8 -54.7 -57.6
420 -6.5 -9.4 -12.4 -29.3 -32.2 -35.1 -46.3 -49.2 -52.1
380 -6.0 -8.9 -11.8 -25.3 -28.2 -31.1 -39.5 -42.4 -45.4
340 -4.5 -7.4 -10.3 -19.9 -22.9 -25.8 -31.5 -34.5 -37.4
ADJUSTED
FIELD
LENGTH
(FT)
REPORTED BRAKING ACTION
GOOD MEDIUM POOR
PRESS ALT (FT) PRESS ALT (FT) PRESS ALT (FT)
S.L. 4000 8000 S.L. 4000 8000 S.L. 4000 8000
4600 347.9
5000 461.7 347.9
5400 571.8 461.7 347.9
5800 678.5 571.8 461.7 284.0
6200 678.5 571.8 363.8
6600 678.5 444.8 331.9
7000 527.8 412.2 299.9
7400 612.9 494.4 379.9 277.9
7800 700.3 578.6 461.3 328.2
8200 665.1 544.7 378.7 272.9
8600 753.4 630.2 430.6 323.2
9000 718.0 484.2 373.6 267.9
9400 539.8 425.3 318.1
9800 597.6 478.8 368.5
10200 657.7 534.2 420.1
10600 720.5 591.7 473.4
11000 651.6 528.5
11400 714.1 585.8
11800 777.4 645.5
12200 707.8
12600 771.1
1. Enter Weight Adjustment table with reported braking action and TO2 dry field/obstacle limit weight to
obtain slippery runway weight adjustment.
2. Adjust “Good” field length available by -90 ft/+80 ft for every 5°C above/below 4°C.
Adjust “Medium” field length available by -120 ft/+110 ft for every 5°C above/below 4°C.
Adjust “Poor” field length available by -180 ft/+170 ft for every 5°C above/below 4°C.
3. Find V1(MCG) limit weight for adjusted field length and pressure altitude.
4. Max allowable slippery runway limited weight is lesser of weights from 1 and 3.
787 Flight Crew Operations Manual
Performance Inflight
General
FAA
Category A Brakes
Boeing Proprietary PI.10.23
ADVISORY INFORMATION
TO2 - Slippery Runway
15%Thrust Reduction
Maximum Reverse Thrust
V1 Adjustments (KIAS)
1. Obtain V1, VR and V2 for the actual weight.
2. If V1(MCG) limited, set V1 = V1(MCG). If not V1(MCG) limited, enter V1 Adjustment table with the
actual weight to obtain V1 speed adjustment. If adjusted V1 is less than V1(MCG), set V1 = V1(MCG).
V1 not to exceed VR.
WEIGHT
(1000 LB)
REPORTED BRAKING ACTION
GOOD MEDIUM POOR
PRESS ALT (FT) PRESS ALT (FT) PRESS ALT (FT)
S.L. 4000 8000 S.L. 4000 8000 S.L. 4000 8000
700 3 4 5 -4 -3 -1 -14 -12 -11
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787机组操作手册Flight Crew Operations Manual 1(65)
