Plan & Profile
Churchill Underpass
Churchill Ave Aerial View (Plan)
Alma St (Profile)
Movement Diagram
Intersection Turning
Detail A
PRELIMINARY
FOR DISCUSSION PURPOSES ONLY
LEGEND:
Track
Retaining Wall
Right-of-Way
Direction of Traffic
Structure
Roadway Modifications
Ped/Bike Ramps & Sidewalks
35 mph design speed
Churchill Underpass Concept (Price) at Alma St
M
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K
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C
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C
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Alma St
Paly Rd
Mariposa Ave
Castilleja Ave100 ft500 ft
See Detail A on this sheet
0.0%
0.0%
-7.0%
+6.5%
Original Ground
Profile Grade
Roadway
60 50
40 30
20 60
50 40
30 20
202+00 203+00 204+00 205+00 206+00 207+00 208+00 209+00 210+00 211+00 212+00 330' VC
300' VC
305' VC
Total Length = 1,000 ft
Ave
Kellogg
Ave
Churchill
Ave
Coleridge
R=5'R=5'
32'
9'
9'
12'
Tunnel below
Profile & Typical Sections
Churchill Underpass
Churchill Ave (Profile)
Alma St (North of Churchill Ave)
Typical Section
Churchill Ave Underpass
Typical Section
Kellogg Ave
Typical Section
PRELIMINARY
FOR DISCUSSION PURPOSES ONLY
Original Ground = Existing Top of Rail
CL
Churchill Ave
20' - 0" *
11' 11' 10'16'
centerline of Churchill Ave
*Dimension shown at
8'
WB Lane
Turn Lane
EB Left
Turn Lane
EB RightShld Shld
12% max grade (25 mph)
Churchill Underpass Concept (Price)
10'
NB Alma St
NB LaneSB LaneSB Lane
12'
13'
NB Lane NB Lane
10'
10' 8'
Shld
R/W
Caltrain
4'
12'
9'9'
PL
Prop
PL
Exist
Sidewalk
5'
Landscape
Track
MT-2
Track
MT-1
R/W
Caltrain
14' +/-
Ped/Bike Path
Southbound
Ped/Bike Path
Northbound
Ped/Bike Path
2-Way
To Be Reconstructed
Existing Bleachers
12'
LANE
RAMP
Ped/Bike
FL
FL
16'
Sidewalk
16'
LANE Sidewalk
PL PL
4'± 4'±2'-6" 2'-6"
60'
MT2
M in Vert Clr
15' - 6"
Profile Grade
Roadway
Total length = 425 ft
Castilleja Ave
Paly Rd/
Alma St
NB
60 50
40 30
20 99+00 100+00
60 50
40 30
20 105+00104+00101+00 102+00 103+00
0%
-11%
+2%
Ground
Original MT1
Ped/Bike Bridge
St
Alma
RR Bridge