city of irvingftp.dot.state.tx.us/pub/txdot-info/dal/projects/lp12_sh...garland rowlett mesquite...
TRANSCRIPT
0100
SCALE: 1" = 200’ HOR.
1" = 20’ VERT.
200100
T
T
PAR
KIN
G
PAR
KIN
G
PAR
KIN
G
SIGN
OB
SC
UR
E
OB
SC
UR
E
SIGN
RA
MP
PAR
KIN
G
PAR
KIN
G
PAR
KIN
G
PAR
KIN
G
PAR
KIN
GPA
RK
ING
RA
MP
RA
MP
OB
SC
UR
E
OB
SC
UR
E
OB
SC
UR
E
RA
MP
OB
SC
UR
E
PAR
KIN
G
SIGN
SIGN
SIGN
PAR
KIN
G
RA
MP
DIR
T P
ILE
PAR
KIN
G
OB
SC
UR
E
SIGN
SIGN
RA
MP
DIR
T P
ILE
PAR
KIN
G
SIGN
PAR
KIN
G
OB
SC
UR
E
SIGN
PAR
KIN
G
SIGN
SIGN
PAR
KIN
G
OB
SC
UR
E
PAR
KIN
G
OB
SC
UR
E
SIGN
DIR
T P
ILE
DIR
T P
ILE
DIR
T P
ILE
DIR
T P
ILE
DIR
T P
ILE
PAR
KIN
G
BIL
LB
OA
RD
BIL
LB
OA
RD
PAR
KIN
G
PAR
KIN
G
PAR
KIN
G
PAR
KIN
G
PAR
KIN
G
12
433.4
2
101Z 4
55.6
09
103Z 4
33.3
10
104Z 4
36.6
10
200Z 4
47.8
21
201Z 4
30.1
11
202Z 4
29.6
51
203Z 4
42.8
21
204
Z 4
29.5
00
207Z 4
25.0
81
208Z 4
26.4
98
209Z 4
16.7
58
210Z 4
16.2
69
FL
OW
FLOW
s
s
T
426.8
0
423.9
9
77
330
44
0.2
44
0.2
440.1
42
6.0
41
5.6
42
6.8
43
6.8
43
5.7
434.5
433.4
432.8
43
2.6
432.5
432.4
432.0
432.1
432.3
432.2
432.2
432.3
432.2
432.3
432.3
432.5
43
2.7
43
2.7
432.8
43
2.9
432.8
43
2.7
43
2.6
432.8
433.3
434.5
43
6.5
43
9.2
44
1.3
44
3.1
44
4.3
434.6
42
5.9
444.4
443.5
44
2.1
440.0
43
7.5
435.2
433.8
43
3.7
433.8
433.4
433.3
434.2
434.8
43
5.9
43
7.5
43
9.2
435.2
435.5
434.5
434.8
44
1.1
3
44
0.8
2
44
0.3
9
43
9.8
5
43
9.2
5
43
8.6
5
43
8.0
5
437.4
5
43
6.8
5
43
6.2
5
43
5.6
5
43
5.0
5
434.4
5
43
3.8
5
43
3.3
9
43
3.3
7
43
3.7
9
43
4.6
5
43
5.6
5
436.6
5
43
7.6
5
43
8.6
5
439.6
5
44
0.6
5
44
1.6
5
44
2.6
5
44
3.6
5
44
4.6
5
44
5.6
5
44
6.6
5
44
7.6
5
44
8.6
5
44
9.6
5
450.6
5
451.6
2
45
2.4
1
45
3.0
2
45
3.4
5
45
3.6
9
45
3.7
5
45
3.6
2
45
3.3
1
45
2.8
1
45
2.1
3
45
1.2
6
450.2
0
100+
00
105+
00
110+
00
1460+00 1465+00
1470+00
1475+00
1480+00
1485+00
1490+00
1495+00
1460+00 1465+00
1470+00
1475+00 1480+00
1485+00
1490+00
1495+00
1500+00
1505+00
10+00 15+00 20+00
25+00
30+00 35+00
40+00
10+00
15+00 20+00
25+00
10+00 15+00
20+00
25+00
1460+00 1465+00 1470+00 1475+00
1480+00
1485+00
1490+00
1495+00
1500+00
1505+00
1510+00
1515+00
1520+00
LEGEND
MAIN LANES
(DESIGN SPEED=70 MPH)
FRONTAGE ROADS & CROSS STREETS
(DESIGN SPEED=45 MPH)
ENTRANCE & EXIT RAMPS
EXISTING R.O.W.
PROPOSED R.O.W.
(DESIGN SPEED=50 MPH) UNLESS NOTED OTHERWISE
(DESIGN SPEED=70 MPH) UNLESS NOTED OTHERWISE
PROPOSED R.O.W. CSJ: 0581-02-077
RETAINING WALL
BRIDGE
EXISTING CONTROL OF ACCESS
PROPOSED CONTROL OF ACCESS
RR TRACKS
SIDEWALK
(WHERE EXISTING SIDEWALK EXISTS)
MANAGED HOV LANES
(DESIGN SPEED=50 MPH) UNLESS NOTED OTHERWISE
DIRECT CONNECTORS
MANAGED HOV WISHBONE RAMPS &
C O N S U L T I N G E N G I N E E R S
BRIDGEFARMER & ASSOCIATES, INC.
CITY OF IRVING
P.E. NO. 91682
DATE:DATE:
PREPARED BY BRIDGEFARMER & ASSOCIATES, INC.
UNDER THE SUPERVISION OF
WILLIAM L. HALE, P.E. DISTRICT ENGINEER
DALLAS DISTRICT
DESIGN SCHEMATIC
SHAHRIAR AZAD STERLING C. FORSYTHE, III
P.E. NO. 57339
Design Speeds
Dallas County
NET LENGTH OF PROJECT = 11.63 MI
SOURCE: NORTH CENTRAL TEXAS COUNCIL OF GOVERNMENTS
HIGHWAY CLASSIFICATION
SH 114
URBAN FREEWAY
DATE APPROVEDDATE SUBMITTED
DATE REVISED
c 2009 BY
TEXAS DEPARTMENT OF TRANSPORTATION;
ALL RIGHTS RESERVED
DESIGN SCHEMATIC
NOT INTENDED FOR
CONSTRUCTION, BIDDING,
OR PERMIT PURPOSES.
SH 121 TO SH 161:
SH 161 TO SH 348:
SPUR 348 TO LOOP 12:
LOOP 12 TO SH 183:
Average Daily Traffic 2008 (2028)
FROM: 1.236 MI E OF INTERNATIONAL PKY
TO: SH 183
ROLLS 1-10: SH 114 PLAN AND PROFILE
ROLLS 11-12: LOOP 12 PLAN AND PROFILE
ROLLS 13-23: SH 114 AND LOOP 12 PROFILES
CSJ: 0353-04-056 FROM 1.236 MI E OF
INTERNATIONAL PKY TO SPUR 348
CSJ: 0353-04-084 U-TURN AT SH 161
CSJ: 0353-06-025 FROM SPUR 348 TO 0.087 MILES EAST OF ROCHELLE
CSJ: 0353-06-050 FROM 0.087 MI E OF ROCHELLE TO
0.203 MI W OF TOM BRANIFF
CSJ: 0353-06-054: FROM 0.203 MI W OF TOM BRANIFF TO SH 183
CSJ: 0581-02-121 FROM TEXAS PLAZA TO LP 12/IH-35E SPLIT
P.E. NO. 98478
DATE:
WEIYIH TEE
149,400 (224,200)
154,000 (231,000)
147,300 (221,000)
116,700 (175,000)
L
END PROJECT
C LOOP 12
STA 1501+79
CSJ NO. 0581-02-121
END PROJECT
BL SH 114
STA 1051+41
CSJ NO. 0353-06-054
END PROJECT
CSJ NO. 0353-04-056
AND BEGIN PROJECT
CSJ NO. 0353-06-025
BL SH 114 STA 836+00
END PROJECT
CSJ NO. 0353-06-025
AND BEGIN PROJECT
CSJ NO. 0353-06-050
BL SH 114 STA 949+40
END PROJECT
CSJ NO. 0353-06-050
AND BEGIN PROJECT
CSJ NO. 0353-06-054
BL SH 114 STA 995+20
SCALE 0 1 2 3 4 MILES
N
GARLAND
ROWLETT
MESQUITE
KLEBERG
CEDAR HILL
IRVING
CARROLLTON
ELLIS CO.
DENTON CO. COLLIN CO.
TA
RR
AN
T C
O.
RO
CK
WA
LL
CO
.K
AU
FM
AN
CO
.
DALLAS
DALLAS CO.
190
190
161
161
161
161
COPPELL
ADDISON
FARMERS BRANCH
RICHARDSON
BUCKINGHAM
SACHSE
SUNNYVALE
BALCH
SPRINGS
LAWSON
SEAGOVILLE
HUTCHINS
LANCASTER
WILMER
DE SOTO
DUNCANVILLE
COCKRELL HILL
HIGHLAND
PARK
PARK
UNIVERSITY
114
121
635
114
1380
310
635
35
77
348354
482
183
356
12
183
356
183
30
80
260
80
77
35
366
75
354
303
20
1382
408 12
67
20
1382
67
1382
77
35
342
20
342
75 45
75
45
45
12
75
45
75
175
352
30
67 80
12
20
635
20
352
80
67
30
372
66
78
75
5
635
244
12
75
289
12
635
30
80
GRAND
PRAIRIE
EXCEPTIONS:
EQUATIONS:
RR XINGS:
DALLAS COUNTY
DALLAS DISTRICT
NONE
NONE
NONE
L
BEGIN PROJECT
C LOOP 12
STA 1393+59
CSJ NO. 0581-02-121
HIGHWAY VOLUMES INCLUDE MAIN AND MANAGED HOV LANES ONLY
BEGIN PROJECT
BL SH 114
STA 575+41.19
CSJ NO. 0353-04-056
MAINLANES - 70 MPH
RAMPS - 50 MPH
DIRECT CONNECTORS - 50 MPH
FRONTAGE ROADS - 45 MPH
CROSS STREETS - 45 MPH
MANAGED HOV LANES - 70 MPH (MAINLANES), 50 MPH (RAMPS)
MAY 2009
TBPE REGISTRATION NO. 264
1 2 8 0 1 N O R T H C E N T R A L E X P R E S S W A Y,
4 T H F L O O R
D A L L A S , T E X A S 7 5 2 4 3
TEL: (972) 231-8800 FAX: (972) 231-5900
05/11/09 05/11/09 05/11/09
C O N S U L T I N G E N G I N E E R S
BRIDGEFARMER & ASSOCIATES, INC.
CITY OF IRVING
P.E. NO. 91682
DATE:DATE:
PREPARED BY BRIDGEFARMER & ASSOCIATES, INC.
UNDER THE SUPERVISION OF
WILLIAM L. HALE, P.E. DISTRICT ENGINEER
DALLAS DISTRICT
DESIGN SCHEMATIC
SHAHRIAR AZAD STERLING C. FORSYTHE, III
P.E. NO. 57339
DATE APPROVEDDATE SUBMITTED
DATE REVISED
DESIGN SCHEMATIC
NOT INTENDED FOR
CONSTRUCTION, BIDDING,
OR PERMIT PURPOSES.
L
L
c 2009 BY
ALL RIGHTS RESERVED
TEXAS DEPARTMENT OF TRANSPORTATION;
END PROJECT
C LOOP 12
STA 1501+79
CSJ NO. 0581-02-121
END PROJECT
BL SH 114
STA 1051+41
CSJ NO. 0353-06-054
BEGIN PROJECT
C LOOP 12
STA 1393+59
CSJ NO. 0581-02-121
Dallas County
NET LENGTH OF PROJECT = 11.63 MI
SOURCE: NORTH CENTRAL TEXAS COUNCIL OF GOVERNMENTS
HIGHWAY CLASSIFICATION
SH 114
URBAN FREEWAY
Design Speeds
SH 121 TO SH 161:
SH 161 TO SH 348:
SPUR 348 TO LOOP 12:
LOOP 12 TO SH 183:
Average Daily Traffic 2008 (2028)
FROM: 1.236 MI E OF INTERNATIONAL PKY
TO: SH 183
ROLLS 1-10: SH 114 PLAN AND PROFILE
ROLLS 11-12: LOOP 12 PLAN AND PROFILE
ROLLS 13-23: SH 114 AND LOOP 12 PROFILES
CSJ: 0353-04-056 FROM 1.236 MI E OF
INTERNATIONAL PKY TO SPUR 348
CSJ: 0353-04-084 U-TURN AT SH 161
CSJ: 0353-06-025 FROM SPUR 348 TO 0.087 MILES EAST OF ROCHELLE
CSJ: 0353-06-050 FROM 0.087 MI E OF ROCHELLE TO
0.203 MI W OF TOM BRANIFF
CSJ: 0353-06-054: FROM 0.203 MI W OF TOM BRANIFF TO SH 183
CSJ: 0581-02-121 FROM TEXAS PLAZA TO LP 12/IH-35E SPLIT
P.E. NO. 98478
DATE:
WEIYIH TEE
149,400 (224,200)
154,000 (231,000)
147,300 (221,000)
116,700 (175,000)
END PROJECT
CSJ NO. 0353-04-056
AND BEGIN PROJECT
CSJ NO. 0353-06-025
BL SH 114 STA 836+00
END PROJECT
CSJ NO. 0353-06-025
AND BEGIN PROJECT
CSJ NO. 0353-06-050
BL SH 114 STA 949+40
END PROJECT
CSJ NO. 0353-06-050
AND BEGIN PROJECT
CSJ NO. 0353-06-054
BL SH 114 STA 995+20
SCALE 0 1 2 3 4 MILES
N
GARLAND
ROWLETT
MESQUITE
KLEBERG
CEDAR HILL
IRVING
CARROLLTON
ELLIS CO.
DENTON CO. COLLIN CO.
TA
RR
AN
T C
O.
RO
CK
WA
LL
CO
.K
AU
FM
AN
CO
.
DALLAS
DALLAS CO.
190
190
161
161
161
161
COPPELL
ADDISON
FARMERS BRANCH
RICHARDSON
BUCKINGHAM
SACHSE
SUNNYVALE
BALCH
SPRINGS
LAWSON
SEAGOVILLE
HUTCHINS
LANCASTER
WILMER
DE SOTO
DUNCANVILLE
COCKRELL HILL
HIGHLAND
PARK
PARK
UNIVERSITY
114
121
635
114
1380
310
635
35
77
348354
482
183
356
12
183
356
183
30
80
260
80
77
35
366
75
354
303
20
1382
408 12
67
20
1382
67
1382
77
35
342
20
342
75 45
75
45
45
12
75
45
75
175
352
30
67 80
12
20
635
20
352
80
67
30
372
66
78
75
5
635
244
12
75
289
12
635
30
80
GRAND
PRAIRIE
EXCEPTIONS:
EQUATIONS:
RR XINGS:
DALLAS COUNTY
DALLAS DISTRICT
NONE
NONE
NONE
HIGHWAY VOLUMES INCLUDE MAIN AND MANAGED HOV LANES ONLY
BEGIN PROJECT
BL SH 114
STA 575+41.19
CSJ NO. 0353-04-056
MAINLANES - 70 MPH
RAMPS - 50 MPH
DIRECT CONNECTORS - 50 MPH
FRONTAGE ROADS - 45 MPH
CROSS STREETS - 45 MPH
MANAGED HOV LANES - 70 MPH (MAINLANES), 50 MPH (RAMPS)
MAY 2009
TBPE REGISTRATION NO. 264
1 2 8 0 1 N O R T H C E N T R A L E X P R E S S W A Y,
4 T H F L O O R
D A L L A S , T E X A S 7 5 2 4 3
TEL: (972) 231-8800 FAX: (972) 231-5900
05/11/09 05/11/09 05/11/09
410
415
420
425
430
435
440
445
450
455
460
465
470
475
405
400
410
415
420
425
430
435
440
445
450
455
460
465
470
475
405
400
Roll: 12 of 23 Roll: 12 of 23
LOOP 12
IH 3
5
480
485
490
480
485
490
382’
EX
IST
. R
.O.W
.
NORTHWEST HWY
1465+00 1470+00 1475+00 1480+00 1485+00 1490+00 1495+00 1500+00 1505+00 1510+00 1515+001460+00
MA
TC
HL
INE
ST
A 1
460+
00
C LOOP 12L
EXISTING R.O.W.
EXISTING R.O.W.
EXISTING R.O.W.
EXISTING R.O.W.
EXISTING
2-42" RCP
EXISTING
18" RCP
EXISTING
18" RCP
EXISTING
18" RCP
EXISTING
18" RCP
EXISTING
24" RCP
EXISTING
18" RCP
EXISTING
24" RCP
EXISTING
5-6’X5’ BOX
A2
13A
13B
13CSPUR
348LOOP
12
EAST
Northwest Hwy
D4
D5
D6
F1
F2
C2
F3
A1
B4
E3
E2
E1
B1
B2
B3
D1
D2
D3
TEXAS
114
D/FW Airport
Grapevine
EXIT ‰MILE
TEXAS STADIUM
TEXAS
114
D/FW Airport
Grapevine
EXIT ‰MILE
TEXAS STADIUM
TEXAS
114
D/FW Airport
Grapevine
EXIT 1… MILE
TEXAS STADIUM
L
END RET WALL
STA 1470+86.22
BEGIN RET WALL
STA 1473+55.65
END RET WALL
BEGIN BRIDGE
STA 1497+93.20
END RET WALL
BEGIN BRIDGE
STA 1497+93.20
END RET WALL
STA 1470+53.98
END BRIDGE
BEGIN RET WALL
STA 1465+18.17
END BRIDGE
BEGIN RET WALL
STA 1465+17.99
C1
D7
END PROJECT
C LOOP 12 STA 1501+79.10
CSJ NO. 0581-02-121
MATCH CSJ NO.
0196-03-137
END PROJECT
LOOP 12 NBFR STA 1491+96.00
CSJ NO. 0581-02-121
END PROJECT
LOOP 12 SBFR STA 1496+88.37
CSJ NO. 0581-02-121
MATCH CSJ NO.
0196-03-137
BEGIN RET WALL
STA 1466+49.36
END RET WALL
STA 1476+16.52
BEGIN RET WALL
STA 1466+54.81
END RET WALL
STA 1476+57.89
EXISTING
42" RCP
U-TURN (LOOP 12) - 20 MPH U-TURN (LOOP 12) - 20 MPH
U-TURN IS DESIGNED
FOR 20MPH
CURVE DATASTREET NAME CURVE NO. CURVE NAME DELTA DEGREE TANGENT LENGTH RADIUS PI STATION PC STATION PT STATION
MAINLANE
LOOP 12A1 CL12-3 7^26’21.88" LT 1^00’00.05" 372.49 743.93 5,729.58 1478+49.66 1474+77.16 1482+21.09
A2 CL12-4 18^06’19.83" LT 1^13’08.70" 748.84 1,485.18 4,700.00 1512+86.07 1505+37.22 1520+22.40
FRONTAGE ROAD
SB FRONTAGE ROAD
B1 FRSB12-9 1^59’59.42" LT 1^55’40.27" 51.87 103.73 2,972.00 1464+08.90 1463+57.02 1464+60.76
B2 FRSB12-10 2^50’13.30" LT 1^54’35.49" 74.29 148.55 3,000.00 1469+04.52 1468+30.23 1469+78.78
B3 FRSB12-11 3^47’31.49" RT 1^54’35.49" 99.31 198.55 3,000.00 1475+06.35 1474+07.04 1476+05.59
B4 FRSB12-12 6^23’40.38" LT 0^34’22.65" 558.61 1,116.06 10,000.00 1485+05.49 1479+46.88 1490+62.94
NB FRONTAGE ROADC1 FRNB12-6 3^59’58.30" RT 3^49’10.99" 52.37 104.71 1,500.00 1465+16.82 1464+64.45 1465+69.15
C2 FRNB12-7 11^27’54.01" LT 1^54’35.49" 301.16 600.31 3,000.00 1475+35.90 1472+34.75 1478+35.05
LOOP ROAD (NOTE: U-TURN IS DESIGNED FOR 20MPH)
FRONTAGE ROAD U-TURN NORTH OF
ELM FORK OF TRINITY
D1 S_N_U-1 1^27’16.74" RT 0^57’17.75" 76.17 152.33 6,000.00 10+76.17 10+00.00 11+52.33
D2 S_N_U-2 11^24’35.85" LT 3^49’10.99" 149.85 298.71 1,500.00 19+15.39 17+65.53 20+64.25
D3 S_N_U-3 79^19’32.31" LT 63^39’43.12" 74.62 124.60 90.00 21+85.69 21+11.07 22+35.67
D4 S_N_U-4 89^38’51.58" LT 63^39’43.12" 89.45 140.82 90.00 24+56.96 23+67.51 25+08.33
D5 S_N_U-5 3^58’22.14" RT 2^17’30.60" 86.71 173.35 2,500.00 25+95.04 25+08.33 26+81.67
D6 S_N_U-6 5^46’52.61" LT 1^54’35.49" 151.48 302.71 3,000.00 32+17.29 30+65.81 33+68.51
D7 S_N_U-7 5^41’46.14" LT 1^53’22.30" 150.85 301.46 3,032.28 37+38.35 35+87.50 38+88.96
CROSS STREET
NORTHWEST HWY NO CURVE
RAMP
SB ENTRANCE FROM NORTHWEST
HWY
E1 NWHSB12-1 1^59’59.41" LT 1^54’35.49" 52.36 104.71 3,000.00 10+52.36 10+00.00 11+04.71
E2 NWHSB12-2 4^15’37.75" LT 0^57’17.75" 223.18 446.16 6,000.00 24+14.79 21+91.61 26+37.76
E3 NWHSB12-3 3^34’21.19" RT 3^47’03.83" 47.22 94.4 1,514.00 28+88.55 28+41.33 29+35.73
NB EXIT TO NORTHWEST HWY
F1 NB12NWH-1 3^59’58.51" RT 1^58’32.58" 101.26 202.44 2,900.00 11+01.26 10+00.00 12+02.44
F2 NB12NWH-2 7^27’54.23" LT 0^57’09.74" 392.34 783.56 6,014.00 19+29.71 15+37.37 23+20.93
F3 NB12NWH-3 4^00’00.00" LT 3^47’03.83" 52.87 105.70 1,514.00 24+76.83 24+23.96 25+29.66
BEGIN RET WALL
STA 1474+47.24
C LOOP 12L
HC
INTERSTATE
35ENORTH
‰EXIT MILE
NORTHWEST HWY
FRONTAGE ROAD U-TURN
NORTH OF ELM FORK OF TRINITY5-6’X5’
FL = 415.992-42"
FL = 409.26
TRANSITION FROM NORMAL CROWN TO (+3.4%)NORMAL CROWN ST
A 1
47
0+
00
ST
A 1
47
7+
10
ST
A 1
47
9+
90
ST
A 1
48
7+
00
TRANSITION FROM (+3.4%) TO NORMAL CROWN NORMAL CROWNFULL SUPER (+3.4)
EXIST. BRIDGE
TO BE
REMOVED
PROFILE GRADE
LINE
EXISTING
GROUND
PV
I 1
475+
00.0
0
EL
43
2.6
5
-0.60% +1.00%
L = 360.00
K = 225
ex = 0.72’
PV
I 1
499+
40.0
0
EL
45
7.0
5
+1.00% -1.22%
L = 1,200.00
K = 541
ex = -3.33’
44
9.7
3
VP
C 1
473+
20.0
0 E
L 4
33.7
3
VP
T 1
47
6+
80
.00
EL
43
4.4
5
VP
C 1
493+
40.0
0 E
L 4
51.0
5
VP
T 1
50
5+
40
.00
EL
44
9.7
3
VP
T 1
463+
00.0
0
EL
43
9.8
5
MATCH CSJ NO. 0196-03-137
BY OTHERS
ST
A 1
50
1+
79
WSE 100 YR
ELEV = 426.00
EXIST. BRIDGE
19.5
’
VE
RT
. C
LR
.
24.6
’
VE
RT
. C
LR
.
10’
SHLDR
12’ 10’
SHLDR
PGL
PGL
2.0 % 2.0 %
R.O
.W.
B WBFRL
2’
10’ 12’12’ 12’
48’ LANES
SHLDR
10’12’ 12’12’
48’ LANES
SHLDR
L
2’
12’12’
C LOOP 12 (PROPOSED)
12’
2.0%
1.5%
6:1
USUAL
3:1
MAX
PGL
R.O
.W.
B EBFRL
2’
2’
12’
2.0%
ROW VARIES 480’ (NOMINAL)
6:1USUAL
3:1MAX
VARIES
20’ MIN.
VARIES
20’ MIN.
VARIES
10’4’
SHLDR
12’-24’
1.5%
GENERAL PURPOSE LANES GENERAL PURPOSE LANES
8’
SHLDR
26’
4’
2%
14’
PGL
2.0%
6:1
TYPICAL SECTION - PROPOSED ONE LANE RAMP
VARIES VARIES
2.0%
6:1
2.0%
6:1
2.0%
6:1
2.0%6:1
L
R.O
.W.
R.O
.W.
3:1 MAX 3:1 MAX3:13:13:1 3:1
MAX MAX MAXMAX
3/16 "/FT 3/16 "/FT 1/2 "/FT 1/2 "/FT 1/2 "/FT 1/2 "/FT 1/2 "/FT 3/16 "/FT 1/2 "/FT
3/16 "/FT
3’-6"
6’2’ 25’-6"
35’-6"VARIES VARIES 11’ 12’ 12’ 12’ 11’ 11’ 12’ 12’ 12’ 11’ VARIES35’-6"VARIES
1’
3’ 3’
1’
2’6’ 25’-6"
3’-6"
C LOOP 12 (EXIST)
EXISTING ROW VARIES 480’ (NOMINAL)
SHLDRSHLDR SHLDR SHLDR
SHLDR SHLDR
18’ EXIT & 14’ ENTRANCE
6’ ENTRANCE
3:1 MAX3:1 MAX
3/16 "/FT 1/2 "/FT 1/2 "/FT
4’ 4’
2’
TYPICAL SECTION - EXISTING
LOOP 12 RAMPS
12’
NUMBER OF LANES VARY
FROM 2 TO 3
0-12’ 12’0-12’
NUMBER OF LANES VARY
FROM 2 TO 3
TYPICAL SECTION - PROPOSED LOOP 12
LP 12 TO NORTHWEST HIGHWAY
TYPICAL SECTION - EXISTING LOOP 12
LP 12 TO NORTHWEST HIGHWAY
MANAGED HOV LANES