Pacific Southwest Region
line procedure
ELGIN line.
i.
te
Wad".
+
ea ky
atta
This
Was not obstructec
La
(of
tue tise
r
Dv
standard base
.a.gulation station
whe
neo dS!
2°
mecsurement rvs 3
uae
pe
nal Arch aves
Reproduced fror n the holdings of the Natio
On Bnyrebi Is.
tom
wht
lines wnich
eerv~rcf *t
Rs
The timing wte' oo
i,
station staxe w.:
a
t
a
ai @, and the timing
‘ts
fron
stuxe lo, 23
of the line.
The Gamma 4
62)
by chord off-sets
Stakes for
rarma
" 9.
tn
as were established
18 203
biust
footing at 3900 feet
off-sets from the
- st:
wen
were
le
Tower
stakes at 4200 al.d 430:
inc .uding the
“cetia,
trent Lere
“eet
.zishe
:,
‘evo d the
beyond the 3900 tict
os . ® were
by chord
The blast footing
t ,
Proc
prolonging the line
vine,
were established by
os
staxe, Distances
e:-
ee
oy use of 4
300 foot steel tele,
The centerliv:ve
as to run diafone..
a clear line
of
o° tse
on,
oof... 6
Cie
« ont
PCL
was selected so
.
tut
ue
run along the ce. c:..:8, gpa stuke
runway surface at
o
+
chord off-set ste:rs
Measurements
wer:
re.cirea
ef
or
fet
edithos:
,
ec]
thug affording
4a
traverse was
-*
(]ash with the
‘es
Pom wero, and
Liye
&
une runway.
nace with a 300 foot steel] tape.
+ oe
hte,
oe
ots,