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Figure 3
MAIN WRECKAGE
Figure 3.1 – Aerial View
Figure 3.2 – Main Wreckage looking North-West
Figure 3.3 – Main Wreckage looking West
Aircraft
Sta
159
263
Nos
e La
ndin
g G
ear
Whe
elw
ell/D
ogho
use
399.
548
056
062
071
084
590
010
4011
8011
3514
20
7.5°
1560
1664
2005
1720
Mai
n E
quip
men
tC
entr
e
Cab
in D
oor
L1
For
war
dF
usel
age
Bre
ak
Aft
Fus
elag
eB
reak
Cab
in D
oor
L2C
abin
Doo
r L4
Cab
in D
oor
L3
For
war
dE
quip
men
tC
entr
e
For
war
d C
argo
Com
part
men
tA
ft C
argo
Com
part
men
t
~2.
4 m
~0.
95 m
B75
7-20
0 G
EN
ER
AL
AR
RA
NG
EM
EN
T
Figure 4
Figure 5
A
R1 L1
R2 L2
R3 L3
R4
L4
BCD
23
Sea
t Row
14
56
78
910
1112
1314
1516
1718
1920
2122
2324
2526
2728
2930
3132
3334
3536
3738
3940
41
CA
BIN
LA
YO
UT
To
ilet
AT
rip
le P
ass
en
ge
rS
ea
t R
ow
23
5 P
ass
en
ge
r S
ea
ts
Exi
t
To
ilet
D
To
ilets
B &
C
Ga
lley
Ga
lley
Fo
rwa
rd C
ab
inA
ft C
ab
inC
en
tre
Ca
bin
Sta 263
Up
Sta 324
Sta 395
NLG DragStrut Trunnion
NLG LegTrunnion
Wheelwell
Doghouse
Forward
NOSE LANDING GEAR SUPPORT STRUCTURE
Figure 6 Isometric View
Side View
Forward
395352345 377.7324285
11 ft(3.35 m)
263Sta
Figure 7
B757 DETAILS (Similar Aircraft to G-BYAG)
Figure 7.1 – Nose Landing Gear
Figure 7.2 – Control Cables Underfloor
Cabin Floor Beam
Cable Fairlead
DoghouseTop Beams
Forward Doors (normally closed,manually opened for access)
Doghouse
Wheelwell
Drag Strut
Leg
Control Cables
No 2 PowerplantCable Loop
TRATRB
No 1 PowerplantCable Loop
TLATLB
Input from Flight DeckForward and ReverseThrust Levers
ForwardPulley
PylonPulley
Input fromFlight Deck
Forward and ReverseThrust Levers
'A' Cable
Forward Pulley Pylon Pulley
AdvanceForwardThrust
IncreaseReverseThrust
IncreaseForwardThrust
AdvanceReverseThrust
Output toFuel Metering Unit
and Thrust ReverserSelectors
'B' Cable
POWERPLANT CONTROL CABLES
Figure 8.1 - Powerplant Control Run Schematic
Figure 8.2 - Powerplant Control Run Operation
Figure 8
Pow
erpl
ant
Con
trol
For
war
d P
ulle
y
No
1 P
ower
plan
t Con
trol
sho
wn,
No
2 si
mila
rWhe
elw
ell
Dog
hous
e'A
' Cab
le'B
' Cab
leM
ain
Equ
ipm
ent
Cen
tre
Flig
ht D
eck
Thr
ust L
ever
s
Nos
eLa
ndin
gG
ear
(NLG
)
PO
WE
RP
LA
NT
CO
NT
RO
L C
AB
LE
LA
YO
UT
Figure 9
Cab
in F
loor
Bea
m
Cab
in F
loor
Sta
325
345
365
377
395
418
440
460
480
For
war
dP
ress
ure
Bul
khea
d
Airc
raft
Bat
tery
Cab
in F
loor
For
war
dE
quip
men
tC
entr
e NLG
Whe
elw
ell
NLG
Dog
hous
e
Rig
ht G
ener
ator
Pow
er P
anel
Ele
ctric
al a
nd E
lect
roni
cE
quip
men
t Rac
ks
Left
Gen
erat
orP
ower
Pan
el
Mai
n Eq
uipm
ent C
entre
MA
IN E
QU
IPM
EN
T C
EN
TR
E
Figure 10
Figure 11
FLIGHT RECORDERS
Figure 11.1 – Flight Data Recorder and Cockpit Voice Recorder
Figure 11.2 – Quick Access Recorder (QAR)
Figure 11.3 – QAR Cassette Figure 11.4 – QAR
FDR DATA - GLIDESLOPE INTERCEPT TO FIRST TOUCHDOWN
Figure 12
-3-2.5
-2-1.5
-1-0.5
00.5
11.5
22.5
3
Glid
eslo
pe D
evia
tion
(dot
s)
0
500
1000
1500
2000
2500
3000
Alt
amsl
B arome tric Altitude
3 de gre e s lope
Glide s lope D e viation
AP and AT
120
125
130
135
140
145
150
155
160
165
170
Air
spee
d &
Gro
unds
peed
-8
-6
-4
-2
0
2
4
6
8
10
12
Pitc
h
Groundspeed
Airspeed
Pitch
-20
-15
-10
-5
0
5
10
15
Ele
vato
r &
Col
umn
Column Position
Elevator
0
500
1000
1500
2000
2500
Rad
io A
ltitu
de
-0.4
-0.2
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6E
PR &
Nor
mal
G
R adio Altitude
N ormal G
EPR
Time in te n se cond inte rvals 60 120
FDR DATA - MANUALLY FLOWN SEGMENT TO FIRST TOUCHDOWN
Figure 13
-3-2.5
-2-1.5
-1-0.5
00.5
11.5
22.5
3
Glid
eslo
pe D
evia
tion
(dot
s)
4004505005506006507007508008509009501000
Alt
amsl
Barometric Altitude3 degree slope
Glideslope DeviationAP and AT
120
125130
135
140145
150
155
160165
170
Air
spee
d &
Gro
unds
peed
-10
-5
0
5
10
15
Pitc
h
GroundspeedAirspeed
Pitch
-20
-15
-10
-5
0
5
10
15
Ele
vato
r &
Col
umn
Column Position
Elevator
0
100
200
300
400
500
Rad
io A
ltitu
de
-0.4
0.1
0.6
1.1
1.6
EPR
& N
orm
al G
Normal GEPR
Radio Altitude
Commander CVR channel
First Officer CVR channel
Marker Beacon ATC Transmission
On
the
bug
Six
Hun
dred
Dow
n
Bug
plu
s ten
Five
hun
dred
dow
n
Full
scal
e fly
dow
n
Thou
sand
dow
n
SIN
K R
ATE
SIN
K R
ATE
TEN
Est
imat
ed F
irst
Tou
chdo
wn
Poi
ntT
yre
and
Scr
ape
Mar
ks
Sta
rt o
f con
tinuo
usT
yre
and
Scr
ape
Mar
ks
Mou
ndT
rees
Eng
ines
Mai
nW
reck
age
Tre
es
Apr
on
Em
bank
men
t(a
ppro
x 25
ft d
rop)
Sta
rt o
fR
unw
ay 2
0
2002
Tax
iway
PA
PIS
Con
trol
Tow
er
Airp
ort
Bou
ndar
yF
ence
Nos
eLa
ndin
gG
ear
Initi
al R
unw
ayS
crap
e M
arks
Sec
ond
Run
way
Scr
ape
Mar
ksA
irpor
tP
erim
eter
Roa
d
100
200
300
400
500
1000
1100
1200
1300
1400
1500
1600
1700
1800
1900
2000
2100
2200
2300
2400
2500
0600
700
800
900
Dis
tanc
e -
met
res
Ter
min
alB
uild
ing
G-B
YA
G G
RO
UN
D T
RA
CK
Figure 18
G-B
YA
G G
RO
UN
D T
RA
CK
- F
INA
L P
AR
T
Osc
illat
ory
Rig
ht M
LGT
rack
s
Mou
ndM
ain
Wre
ckag
eE
mba
nkm
ent
Tre
esE
ngin
es
Nos
eLa
ndin
gG
ear
Tre
es
Figure 19
87
Start of RW20
1st Touchdown (estimated)
End of RW20
Note: Distances relate to aircraft CG position
2nd Touchdown:1st NLG Structure & Right Nacelle RW Contact
2nd NLG Structure, Right Nacelle& Fuselage Nose RW Contact
CVR & FDR End
Start of Veer right of RW Centreline
Depart RW hard surface
Contact with Mound
Start of heavy ground contact in Field
Aircraft Halted
EVENT Distance AlongTracks - metre
Distance AlongRunway - metre
417
140
543
370 Veering to Right of RW Centreline
343 Running on Grass RW Surround
244 Yawed Slide in Field
144 Travel over Mound
128
Aircraft Bounce
Slight Bounce of Fwd Fuselage
Tracking close to RW Centreline
1734 Total Ground Run
(417)
557600
644
1187
1556
1896
2035
2272
2400
1000
2000
0
G-BYAG GROUND RUN DISTANCE SUMMARY
Figure 20
INITIAL RUNWAY MARKS
Figure 21
0 10-10 20Distance Right of RW CL
- metre
DATUM 2(Side Light No 11.1)ie 566m from RW20 Start
Distance Along RWfrom Datum 2(Start of Initial Marks) - metre
Aircraft Outline(aircraft level, positioned after start of initial marks)
ScrapeMarks
Gouge andScrape Marks
RunwayCentreline
40
30
20
10
0
Distance Along RWfrom Datum 3(Start of Second Marks) - metre
DATUM 3(Side Light No 12.95)ie 660m from RW20 Start
Distance Right of RW CL- metre0 10-10 20
RunwayCentreline
SECOND RUNWAY MARKS
Figure 22
Aircraft Outline(aircraft level, positioned after start of initial marks)
ScrapeMarks
GougeMarks
40
30
20
10
0
Figure 23
RUNWAY MARKS AND WRECKAGE
Figure 23.1 – Fuselage Marks Figure 23.2 – Nacelle Marks
Figure 23.3 – Wreckage Items recovered from Runway
Second RunwayFuselage Marks
Second RunwayNo 2 Nacelle Marks
Figure 24
RUNWAY SURROUND
Figure 24.1 – Runway Edge Tracks Figure 24.2 – Grassed Area
Figure 24.3 – Right MLG Tracks Figure 24.4 – Approach to Mound
Right MLG
NLG
Left MLG
ForwardFuselageStructure
Left MLGRight MLG
No 2Nacelle
Mound
Runway
No 1/5 TyreTrack
Figure 25
MOUND
Figure 25.1 – MLG Tracks over Road
Figure 25.2 – View Along Track from Mound
Airport Boundary FenceEmbankment
PerimeterRoad
MoundLeft MLGTrack
Lip at edgeof Road
Runway
Figure 26
WRECKAGE DETAIL
Figure 26.1 – Forward Fuselage Figure 26.2 – Forward Fuselage
Figure 26.3 – Forward EquipmentCentre Hatch
Figure 26.4 – Rear Fuselage
MEC
Rear FuselageBreak
Slide L4
Figure 27
FORWARD FUSELAGE UNDERSIDE
Figure 27.1 – Forward Fuselage Underside
Figure 27.2 – Floor and Cable Damage
WheelwellCabin FloorUndersurface
365395Sta 460
Sta 365Sta 395
TRA
TRB
TLB
Floor PanelDamage
Main EquipmentCentre
Figure 28
POWERPLANT CONTROL CABLES
Figure 28.1 – No 2 Powerplant Cables Underfloor
Figure 28.2 – Cable TLB Severance
Figure 28.3 – Cable TRB Severance
TRB
TRA
Sta 365
Figure 29
LANDING GEAR
Figure 29.1 – NLG and Doghouse
Figure 29.2 - Doghouse
Figure 29.3 – Right MLG
Detached Sidewall Portionsremaining with Drag Strut Trunnions
NLG Leg Left Trunnion
Do
or
R1
Do
or
crac
ked
op
enS
lide
no
t d
eplo
yed
Do
or
L1
Do
or
op
enS
lide
dep
loye
d,
no
t in
flat
ed
Exi
ts u
sed
sh
ow
n c
olo
ur
cod
ed, w
her
e kn
ow
n
Do
or
R4
Do
or
crac
ked
op
enS
lide
no
t d
eplo
yed
Do
or
L4
Do
or
op
enS
lide
dep
loye
d,
no
t in
flat
ed
Do
or
L2
Do
or
op
enS
lide
infl
ated
Do
or
R2
Do
or
op
enS
lide
infl
ated
Do
or
R3
Do
or
op
enS
lide
infl
ated
Sea
t R
ow
s9R
& 1
1RD
etac
hed
Sea
t R
ow
s28
R &
29R
Det
ach
ed
Sea
t R
ow
s28
L &
29L
Det
ach
ed
Do
or
L3
Do
or
no
t o
pen
edS
lide
no
t d
eplo
yed
A
R1
L1
R2
L2
R3
L3
R4
L4
BC
D2
3
Sea
t Row
14
56
78
910
1112
1314
1516
1718
1920
2122
2324
2526
2728
2930
3132
3334
3536
3738
3940
41
Figure 30
CA
BIN
DIS
RU
PT
ION
Figure 31
CABIN
Figure 31.1 – View Aft from Door L1 Figure 31.2 – Forward Cabin
Figure 31.3 - Rear Cabin
Seat Row 8R
Seat Row 9R
31R
30R
28R
29R
28L
BuckledFloor
Video Monitor
Figure 32
FLIGHT DECK
Figure 32.1 – Flight Deck
Figure 32.2 – Centre Console
Left post of LeftWindscreen
Captain’sSeat
Co-Pilot’sSeat
DrinkingWater Bottle
Captain’sRightRudderPedal
ReverseThrustLevers
ForwardThrustLevers