Level of Service Layout1 (1) · existing and future traffic volumes 000/000 am peak hourpm peak...

LEVEL OF SERVICE (LOS) DEFINITIONS

.

907/1052703/397

PEDS 2/12

PEDS 13/2

37/18

85/62

31/80

PEDS 0/068/5922/271049/1241

37/91

21/92

252/80

0

PEDS 0/3

983/1258

* 3/2

27/14

25/5

74

86/1

2810

/21

* 148/

834/4

192/

83

658/225

85/168

990/1094

2

372/597

109/43

164/

122

439/

419

231/

259

65/19

332

/16136/13

0

197/192

217/331356/1252

1208/1734

PEDS 0/0

66/17911/93

PE

DS

0/0

87/8

889

8/10

3472

/34

PE

DS

0/0

136/209

782/899

75/93

PEDS 0/0247/177

157/14463/42

PEDS 0/0

208/108

37/163/1 PEDS 0/0

PEDS

0/0

855/9

725/146

/186

PEDS

0/013

/1610

56/12

732/3

5/0

2/1

2/3

PEDS 0/0

PEDS 0/0

0/027/24

PED

S 0/

043

/23

23/2

6

872/

980

974/

1212

3/0

4/7

PE

DS

0/0

20/6

2

15/0

46/380/0

PE

DS

0/0

PEDS 0/0

9/3

41/1681/29

9/36778/899

91/140

939/115523/35

PE

DS

0/0 PEDS 0/0

48/5644/34

119/84

PEDS 0/0

10/0

8/5

7/0

906/1195264/1721/2

PEDS 0/0

PEDS 0/0

1/5807/924

1/3

PEDS 0/8

105/271

2/14/13

8

7

6

5

4

3

2

1

N. F

OR

D S

T.

FORD ST.

S. GOLDEN RD.

JOH

NS

ON

RD

.

W. COLFAX AVE.

US 6

US 6

HE

RIT

AG

E R

D.

19TH ST.

SH 58

SH

93

US 6

WASHINGTON AVE.

IOWA

C 4

70

JEFF. CO.PKWY.

PINE RIDGE RD.

GOLDEN GATECANYON RD.

5/520/5

5/535/30

5/10

55/3

0

30/3

5

2215

/209

5

2470

/255

5

5/5

25/8

0

60/50

10/5

10/1015/5

2305/2420330/2155/5

5/55/102150/2145

135/340

5/55/20

5/5260/135

50/20 5/5

10/5

2090

/192060

/235

5/5

2615

/2615

20/20

5/510/5

15/5

55/20105/40

15/452090/2110

115/175

5/52285/2385

30/45 150/100

55/45

60/70

20/115

40/11590/250

1975

/201

090

/40

425/

455

95/1051465/1665

170/470

265/175

535/575

735/550

880/500

1630/2100

315/10

00

30/352435/2590

110/80

50/25

40/100

85/75

50/115

30/115

1445/1550

155/25

* 25/5

225/

215

40/6

0

115/

540

55/1

00

10/1

529

0/15

5

450/155

85/135

1420/1460

2

196/551835/2145305/470

1850/1850140/235

285/

260

565/

330

261/

106

66/20

5

60/29

9

75/28

2

298/2658

7

6

5

4

3

2

1

N. F

OR

D S

T.

FORD ST.

S. GOLDEN RD.

JOH

NS

ON

RD

.

W. COLFAX AVE.

US 6

US 6

HE

RIT

AG

E R

D.

19TH ST.

SH 58

SH

93

US 6

WASHINGTON AVE.

IOWA

C 4

70

JEFF. CO.PKWY.

PINE RIDGE RD.

GOLDEN GATECANYON RD.

DOES NOT INCLUDE FLYOVER RAMPS*

DOES NOT INCLUDE FLYOVER RAMPS*

.

EXISTING AND FUTURE TRAFFIC VOLUMES

000/000

AM PE

AK HO

UR

PM PE

AK HO

UR

LEGEND:

LEGEND:

PM PE

AK HO

UR

AM PE

AK HO

UR

000/000

.

19TH ST.

3

C 4

70

1

S. GOLDEN RD.

INT. LOS

W. COLFAX AVE.

2

HE

RIT

AG

E R

D.

JEFF. CO.PKWY.

US 6

RD

.

JOH

NS

ON

US 6

OVERALL INTERSECTION LEVEL OF SERVICE [AM/(PM)]

=

WASHINGTON AVE.

8

5

US 6 4

IOWA

SH 58

6

7

SH

93

CANYON RD.GOLDEN GATE

N. F

OR

D S

T.

PINE RIDGE RD.

56TH AVE.

FORD ST.

GRADE SEPARATED INTERCHANGE

EXISTING LANE

ADDED LANE

BRIDGE WITH NO HIGHWAY ACCESS

=

=

=

FREE FLOW TURN(BYPASSES TRAFFIC SIGNAL)

SIGNALIZED INTERSECTION

=

=

=

LEGEND:

FF

A/(C)

INT. LOS

FF

INT. LOS

A/(A)

FF

INT. LOS

D/(B)

FF

INT. LOS

F/(E)

FF

C/(D)

INT. LOS

FF

INT. LOS

C/(C)

INT. LOS

C/(F)

2

FF

FF

FF

FF

FF

FF

2002 / 2003 EXISTING (MEASURED:

AVERAGE OF ALL TRIPS OVER 2 HOURS)


WORST OF ALL TRIPS OVER 2 HOURS)

2002 / 2003 EXISTING (MODELED)

2020 NO BUILD / NO ACTION

2020 BUILD OPTION 1 : IMPROVED SIGNALS

AT ALL MAJOR INTERSECTIONS

LEVEL OF SERVICE 1

Northbound AM B B B E US 6: C / SH 93: C Northbound PM B B A E US 6: D / SH 93: C Southbound AM B B C F US 6: D / SH 93: D Southbound PM A B C F US 6: E / SH 93: D

Northbound AM 2.4 3 5.4 6.7 7.4 Northbound PM 3.0 5 4.9 6.9 7.4 Southbound AM 3.2 5 5.9 7.0 7.6 Southbound PM 2.4 4 6.2 7.0 8.0

Northbound AM 58.7 (AT 6/58/93) 87.6 (AT 19TH) 107.3 (AT 19TH) 364.9 (AT WASHINGTON) 50.6 (AT HERITAGE) Northbound PM 61.0 (AT 19TH) 97.5 (AT 19TH) 48.7 (AT 19TH) 322.7 (AT WASHINGTON) 84.6 (AT 6/58/93) Southbound AM 57.8 (AT 19TH) 82.1 (AT WASHINGTON) 147.4 (AT 19TH) 487.0 (AT GOLDEN GATE) 83.4 (AT 19TH) Southbound PM 52.4 (AT 6/58/93) 67.4 (AT 6/58/93) 163.4 (AT HERITAGE) 502.8 (AT GOLDEN GATE) 187.6 (AT 19TH)

Northbound AM 9.4 10.7 10.5 22.4 11.9 Northbound PM 9.3 10.2 8.6 22.5 13.5 Southbound AM 9.8 10.3 11.5 32.3 14.5 Southbound PM 8.7 9.2 12.5 36.3 18.0

2020 BUILD OPTION 2 : INTERCHANGE AT US

6 / 19TH STREET; IMPROVED SIGNALS

AT ALL OTHER MAJOR INTERSECTIONS

2020 BUILD OPTION 3 : INTERCHANGES AT US 6 / HERITAGE ROAD & US 6 / 19TH STREET;

IMPROVED SIGNALS AT ALL OTHER MAJOR

INTERSECTIONS

2020 BUILD OPTION 4 : INTERCHANGES AT US 6 / HERITAGE ROAD, US 6 /

19TH STREET, & US 6 / SH 58 / SH 93; IMPROVED

SIGNALS AT ALL OTHER MAJOR INTERSECTIONS

2020 BUILD OPTION 5 : KILGROE BYPASS ALIGNMENT WITH

INTERCHANGES AT US 6 / HERITAGE ROAD, US 6 /

19TH STREET, US 6 / SH 58 / SH 93, SH 93 / GOLDEN

GATE CANYON; NO HIGHWAY ACCESS AT

IOWA, WASHINGTON, PINE RIDGE ROAD; NO CHANGE TO C470 / US 6 / JOHNSON

ROAD

US 6: C / SH 93: C US 6: C / SH 93: C US 6: C / SH 93: CUS 6: D / SH 93: B US 6: D / SH 93: B US 6: D / SH 93: B US 6: D / SH 93: C

US 6: D / SH 93: D US 6: D / SH 93: C US 6: D / SH 93: DUS 6: D / SH 93: D US 6: D / SH 93: D US 6: D / SH 93: C US 6: D / SH 93: D

5.6 4.7 1.05.3 4.3 1.05.6 4.7 1.05.8 4.8 1.0

49.4 (AT WASHINGTON) 49.4 (AT WASHINGTON) 34.5 (AT JOHNSON ROAD)86.9 (AT 6/58/93) 87.3 (AT 6/58/93) 37.5 (AT JOHNSON ROAD) 37.5 (AT JOHNSON ROAD)

53.6 (AT 6/58/93) 49.6 (AT IOWA) 33.0 (AT JOHNSON ROAD)108.6 (AT HERITAGE) 81.1 (AT 6/58/93) 44.6 (AT GOLDEN GATE) 42.0 (AT JOHNSON ROAD)

10.8 10.3 8.511.8 11.1 9.6 8.5

11.9 11.0 8.514.3 12.3 10.9 8.6

NOTES:1. LEVEL OF SERVICE IS BASED ON AVERAGE SPEED WHERE SIGNALS ARE SPACED AT 2 MILES OR LESS (URBAN STREET), AND IS BASED ON VEHICLE DENSITY ELSEWHERE (MULTILANE HIGHWAY).2. ALL TRAFFIC OPERATIONS ANALYSES ARE BASED ON THE ASSUMPTION THAT THE IMPROVEMENTS TO ROADWAYS OTHER THAN US 6 / SH 93 IDENTIFIED IN THE NWQFS ARE MADE, AND THAT 2020 TRAFFIC MEETS THE PROJECTIONS OF THE NWQFS.

NUMBER OF STOPS ON THE CORRIDOR FOR A TYPICAL VEHICLE

LONGEST AVERAGE DELAY AT A STOP ON THE CORRIDOR (Seconds)

TRAVEL TIME (Minutes from US 6 / C470 to SH 93 / 56th Avenue)

TRAFFIC CONDITIONS

(PROJECT GOAL: LEVEL OF SERVICE D)

(PROJECT GOAL: 1 OR LESS)

(PROJECT GOAL: 90 SECONDS OR LESS)

(PROJECT GOAL: 2020 TRAVEL TIME NO MORE THAN EXISTING 2002 TRAVEL TIME)

OPTION DOES NOT MEET PROJECT GOAL

OPTION MEETS PROJECT GOAL

LEGEND:

.

19TH ST.

3

C 4

70

1

S. GOLDEN RD.

W. COLFAX AVE.

2

HE

RIT

AG

E R

D.

JEFF. CO.PKWY.

US 6

RD

.

JOH

NS

ON

US 6

WASHINGTON AVE.

8

5

US 6 4

IOWA

SH 58

6

7

SH

93


N. F

OR

D S

T.

PINE RIDGE RD.

56TH AVE.

FORD ST.









LEVEL OF SERVICE 1










INTERSECTIONS









ROAD



5.6 4.7 1.05.3 4.3 1.05.6 4.7 1.05.8 4.8 1.0



10.8 10.3 8.511.8 11.1 9.6 8.5

11.9 11.0 8.514.3 12.3 10.9 8.6

2020 BUILD OPTION 1TRAFFIC CONDITIONS

INT. LOSINT. LOS

C/(D) FF C/(C)

FF

FF

D/(D)

INT. LOS

FF

FF

FF

FF

FF

FF

C/(D)

INT. LOS

FF

FF

FF

FF

FF

E/(F)

INT. LOS

FF

FF

FF

INT. LOS

C/(D)

FF

FF

D/(E)

INT. LOS

FF

INT. LOS

E/(E)

FF

2

FF

FF

FF

FF

FF

FF

FF

INT. LOS OVERALL INTERSECTION LEVEL OF SERVICE [AM/(PM)]

=


EXISTING LANE

ADDED LANE


=

=

=



=

=

=

LEGEND:

FF











LEGEND:

.

19TH ST.

3

C 4

70

1

S. GOLDEN RD.

W. COLFAX AVE.

2

HE

RIT

AG

E R

D.

JEFF. CO.PKWY.

US 6

RD

.

JOH

NS

ON

US 6

WASHINGTON AVE.

8

5

US 6 4

IOWA

SH 58

6

7

SH

93


N. F

OR

D S

T.

PINE RIDGE RD.

56TH AVE.

FORD ST.









LEVEL OF SERVICE 1










INTERSECTIONS









ROAD



5.6 4.7 1.05.3 4.3 1.05.6 4.7 1.05.8 4.8 1.0



10.8 10.3 8.511.8 11.1 9.6 8.5

11.9 11.0 8.514.3 12.3 10.9 8.6


INT. LOSINT. LOS

_/(C) FF _/(C)

FF

FF

_/(C)

INT. LOS

FF

FF

FF

FF

FF

FF

_/(C)

INT. LOS

FF

FF

FF

FF

FF

_/(_)

INT. LOS

FF

INT. LOS

_/(D)

_/(F)

INT. LOS

FF

_/(E)

INT. LOS

FF

2

FF

FF

FF

FF

FF

FF

FF


=


EXISTING LANE

ADDED LANE


=

=

=



=

=

=

LEGEND:

FF











LEGEND:

.

19TH ST.

3

C 4

70

1

S. GOLDEN RD.

W. COLFAX AVE.

2

HE

RIT

AG

E R

D.

JEFF. CO.PKWY.

US 6

RD

.

JOH

NS

ON

US 6

WASHINGTON AVE.

8

5

US 6 4

IOWA

SH 58

6

7

SH

93


N. F

OR

D S

T.

PINE RIDGE RD.

56TH AVE.

FORD ST.









LEVEL OF SERVICE 1










INTERSECTIONS









ROAD



5.6 4.7 1.05.3 4.3 1.05.6 4.7 1.05.8 4.8 1.0



10.8 10.3 8.511.8 11.1 9.6 8.5

11.9 11.0 8.514.3 12.3 10.9 8.6


C/(C) FF C/(C)

FF

INT. LOS

FF

INT. LOS

D/(C)

FF

FF

FF

INT. LOS

FF

FF

FF

INT. LOS

C/(C)

FF

FF

FF

FF

FF

FF

INT. LOS

C/(D)

INT. LOS

D/(F)

FF

2

FF

FF

FF

FF


=


EXISTING LANE

ADDED LANE


=

=

=



=

=

=

LEGEND:

FF











LEGEND:

.

19TH ST.

3

C 4

70

1

S. GOLDEN RD.

W. COLFAX AVE.

2

HE

RIT

AG

E R

D.

JEFF. CO.PKWY.

US 6

RD

.

JOH

NS

ON

US 6

WASHINGTON AVE.

8

5

US 6 4

IOWA

SH 58

6

7

SH

93


N. F

OR

D S

T.

PINE RIDGE RD.

56TH AVE.

FORD ST.









LEVEL OF SERVICE 1










INTERSECTIONS









ROAD



5.6 4.7 1.05.3 4.3 1.05.6 4.7 1.05.8 4.8 1.0



10.8 10.3 8.511.8 11.1 9.6 8.5

11.9 11.0 8.514.3 12.3 10.9 8.6


C/(C) FF C/(C)

FF

INT. LOS

FF

D/(C)

INT. LOS

FF

FF

FF

INT. LOS

FF

FF

FF

C/(C)

INT. LOS

FF

FF

FF

FF

FF

FF

C/(D)

INT. LOS

2

FF


=


EXISTING LANE

ADDED LANE


=

=

=



=

=

=

LEGEND:

FF











LEGEND:

.









LEVEL OF SERVICE 1










INTERSECTIONS









ROAD



5.6 4.7 1.05.3 4.3 1.05.6 4.7 1.05.8 4.8 1.0



10.8 10.3 8.511.8 11.1 9.6 8.5

11.9 11.0 8.514.3 12.3 10.9 8.6


GRADE SEPARATION,BUT NO HIGHWAY ACCESS

2

GRADE SEPARATION,BUT NO HIGHWAY ACCESS

3

C 4

70W. COLFAX AVE.

S. GOLDEN RD.

1

2

HE

RIT

AG

E R

D.

JEFF. CO.PKWY.

RD

.

US 6

19TH ST.

JOH

NS

ON

US 6

WASHINGTON AVE.

RIDGE RD.

5

US 6 4

IOWA

SH 58

GOLDEN GATE

6

CANYON RD.

7

N. F

OR

D S

T.56TH AVE.

REL

OC

ATED

PINE

SH 9

3

OLD

SH

93/

WA

SH

ING

TO

N A

VE

.E

XT

EN

SIO

N8

FORD ST.


=


EXISTING LANE

ADDED LANE


=

=

=



=

=

=

LEGEND:

FF

C/(D)

INT. LOS











LEGEND:

6 93 Corridor&

Comparison of Average Delay per Vehicle for Roundabouts and Signals

US 6, SH 93 & SH 58 (2020 PM PEAK)

MOVEMENT

Roundabout Delay (seconds)

Signal Delay (seconds)

Overall

254.4

83.4

EB

Right Turn

3.8 Thru 11.5 89.0

Left Turn

11.8 43.0

EB 9.4 74.5 NB

Right Turn

318.2

Thru

372.2

87.3

Left Turn

385.7 76.0

EB

360.7

86.6

WB

Right Turn

5.9

Thru

12.5

64.0

Left Turn

14.4

88.1

EB

10.3

82.5

SB

Right Turn

331.7

Thru

519.2

81.1

Left Turn

534.7

89.4

EB

516.9

82.6

US 6

SH 58

SH

93

US

6

US 6

SH

93

SH 58

US

6

SH 9

3

US 6

US 6

SH 58

FIGURE 2 FIGURE 3 FIGURE 4

ROUNDABOUT FEASIBILITY STUDY

SHOWS NB THRU TRAFFIC YIELDING TO SB LEFT TURNING TRAFFIC.

SHOWS GOOD OPERATIONAL CHARACTERISTICS AND FLOW WHEN THERE AREN'T CONFLICTS (WITHIN THE ROUNDABOUT)

SHOWS HEAVY QUEUING ON SH 93 AND ON US 6.

19 ST.3600'

2300

'

IOW

A S

T.

WASHINGTON AVE.

INTERCHANGE

2400'

6 93 Corridor&

GOLDEN GATE

SH

93

SH

93

US

6

SH 9

3

US 6

SH

93

GOLDEN GATECANYON ROAD

SH

93

SH

93

GOLDEN GATECANYON ROAD

SH

93

Comparison of Average Delay per Vehicle for Roundabouts and Signals

SH 93 & Golden Gate Canyon Road (2020 PM PEAK)

MOVEMENT Roundabout Delay (seconds) Signal Delay (seconds)

Overall 68.5 29.5 EB

Right Turn 1.8

Thru 3.1 55.6

Left Turn

9.7 58.7

EB

3.0 58.1

NB

Right Turn

23.8

Thru

17.7 5.0

Left Turn

19.1 57.3

EB

17.9 10.7

WB

Right Turn 19.0

Thru 48.0 55.6

Left Turn 9.7

55.8

EB 23.0

55.7 SB

Right Turn 130.7

Thru 137.9 44.6

Left Turn 149.3 45.3

EB

137.9

44. 6

ROUNDABOUT FEASIBILITY STUDY

FIGURE 6 FIGURE 7 FIGURE 8

WASHINGTON AVE.1000'

CANYON ROAD

SHOWS GOOD OPERATIONAL CHARACTERISTICS AND FLOW WHEN THERE ARE NO CONFLICTING MOVEMENTS. (WITHIN THE ROUNDABOUT)

SHOWS SB THRU TRAFFIC YIELDING TO NB LEFT TURNING TRAFFIC.

SHOWS SB QUEUE WITH GOOD FLOW WITHIN THE ROUNDABOUT.

PINE RIDGE RD.1100'

Date post:	25-Jul-2020
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Level of Service Layout1 (1) · existing and future traffic volumes 000/000 am peak hourpm peak...

Documents