HomeMy WebLinkAbout20251017_PLN1417_Sight Distance SIGHT DISTANCE EXHIBIT
Table 2-2 Stopping Sight Distance Table 2-3 Stopping Sight Distance on Grades FOR
Speed(mph) Distance,D(feet) MEDICAL CENTER
20 115 SSD(feet)for Downgrade SSD(feet)for Upgrade
25 155 Speed* 3% 6% 9% Speed 3% 6% 9% PER COA 2-3.12.4 THE HEIGHT OF DRIVER'S EYE IS
m h SEC. 12,TWP. 31 N., RGE 5 E., W. M. ASSUMED TO BE 3.5 FEET AND THE HEIGHT OF THE
(-ph)
OBJECT TO BE SEEN,ASSUMED TO BE ANOTHER m Li
3s zso 20 116 1zo 1z6 zo 109 l07 1oa CITY OF ARLINGTON, SNOHOMISH COUNTY, WASHINGTON VEHICLE,IS3.5FEETABOVETHEPAVEMENT. - = z 0
40 305 25 158 165 173 25 140 l43 140 X Q Q
45 360 30 205 215 227 30 200 179 1.61 FEET OF SIGHT DISTANCE w LLJ Q�
50 425 35 257 271 287 35 237 229 222 PER COA 2-3.12.4 THE HEIGHT OF DRIVER'S EYE IS CLEAR OVER PROPOSED WALL z L u
55 495 ASSUMED TO BE 3.5 FEET AND THE HEIGHT OF THE�'^.
40 315 333 354 40 289 278 269 — U- Z
45 378 400 427 45 344 331 320 OBJECT TO BE SEEN,ASSUMED TO BE ANOTHER 173.65' U z
VEHICLE,IS 3.5 FEET ABOVE THE PAVEMENT. ——————_ _ SIGHT DISTANCE LINE —— z Cq LJJ
50 446 474 507 50 405 388 375 -� -- --- -- ------------------------------- — �— M' Q = U
55 520 553 593 55 469 450 433 204.82 1 qq Oq ————— 114.16 N J Z
DRIVEWAY SIGHT DISTANCE PROFILE PROPOSED WALL APPROX.HEIGHT OF 3.0 FT 196.79 56.91' Q N U J
SCALE:1"=20
U 0 Q
Lu-
2 z �
w w w—w w w ww w w—w w w— J—w—w w w w w w—w w w w w w w w w 35.26' w—w—w—w ______� ;� Cn
q ■ 0;''4,
• 6'
N89°32'11 E418.39' MEDICAL CENTER DR —. _ _ _
SSD FOR MEDICAL DRIVE ROAD W/DESIGN
I o SPEED OF 25 MPH,AT A 6%ROAD SLOPE. 0
155' PER TABLE 2-3=143 FEET F—
K W
SSD FOR MEDICAL DRIVE ROAD W/DESIGN
SPEED OF 25 MPH,AT A 0%ROAD SLOPE. _ _ _ _ _ _ \sa \ • Q
PER TABLE 2-2=155 FEET _ -- - - - - - -
v--
N89°32'11"E 80.74' 4,
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f
0
-
o
_ N89°3211"E 310.28' w�) / 60'
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0
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so d;y02
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4R�7150
773 0-
PVEX W H/TF
WA
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VEHICLE STOPPING SIGHT DISTANCE - MEDICAL CENTER DR. P 77����e
SCALE 1-10. s_ r 8 a/STER�`4
9/ONA L EN
P.
- - - 35.26` I 1
O W >
ISO FOR MEDICAL DRIVE ROAD W/DESIGN
SPEED OF 25 MPH.PER TABLE 2-5=280 FEET M EDICAL ENTER DR 489°32.11"E 418.39'
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4,
9
(��76y.�9J' 2QV ' U E
s
_ N89`32'11"E 310 28' _ '60, / J 2
/ R,329. \/ i N
Table 2-5 Intersection Srgln Distance>80 ADT s° s° s° / 00 J t
u5 '22- 7 L
Speed(mph) Distance,D feet I J� Lnn
200 225 g 204.85 TT.
E PAVEMEN /
30 280 0 / ISD FOR MEDICALRIVE ROAD W DESI
GN IGN �., y! N j Lu MO
35 390 1 / SPEED OF 25 MPH.PER TABLE 2-5=280 FEET ,6. '\ 1/) Q pD N
40 445 M c Q
45 500
50 555 o z J i Ln 'r t�
55 610
T / 5 N N J
m U Yv
DRIVEWAY SIGHT DISTANCE MEDICAL CENTER DR. o
SCALE:1"=20' ' / \
l'-2D'
TOP OF WALL S
199.04', BTM.OF WALL 8 m
196.79 &
s PROPOSED WALL APPROX.HEIGHT OF 3 FT.
S REFER TO SIGHT PROFILE ABOVE. _
` M
� E
�a OP OF PAVEMENT
194.46 o (�
r S