Third & Fourth StreetsTraffic Calming Study

Presentation to

City CouncilOctober 6, 2015

•Reduce the actual speed of the traffic on Third

and Fourth Streets to 25 mphTraffic Calming

•Improve pedestrian, bicycle and vehicular access

across the corridor without compromising

through traffic operating conditions of the

corridor.

Mobility

•Respond to the additional concerns with the

traffic on Third and Fourth Streets and the

concerns raised regarding specific measures

Resident Concerns

Operating Condition:

AcceptableMarginalFailing

Traffic Signal Alternative

Traffic Calming Alternative

Pedestrian/Bicycle Alternative

Over 175 people attended 1st Workshop

Over 300 respondents to the on-line survey

Over 125 people attended the 2nd

Workshop

Outside

the

Corridor

25%

On

Bridge

Side

30%

On Base

Side

30%

On

Orange

15%

32

46

58

46

27

51

0

10

20

30

40

50

60

70

Noise Volume Speed Crossing Pollution Safety

103 Responses At Workshop #2

Key Concerns – November 2014

A

CD

B E

F

G

G

B

H

I

I K

L

M M

NO

O

PO

Q

R

J

J

Alamedato I Avenue

I Avenueto E Avenue

E Avenueto B Avenue

B Avenueto Glorietta

NearGlorietta

Install Traffic Signal at Fourth & Alameda

Purpose: Meter traffic from the base

Community Concern: Higher delays on base

Benefit: Creates platoons on Fourth Street & Improves Pedestrian/Bicycle Access

Alameda to I Avenue

A

0%

20%

40%

60%

80%

100%

31% 27%

41% 42% 40% 41%46% 46%

32%

17%17%

13% 12% 19% 17%

22% 21%

27%

52%55%

46% 46%41% 42%

33% 33%41%

Oppose Neutral Support

Raised Crosswalk & Rectangular Rapid Flashing Beacons on Fourth

CD

B E

F

G

G

B

B

C

D

E

F

G

Raised Crosswalk & Rectangular Rapid Flashing Beacons on Third

Modification to Palm & Third

Modification to Palm & Fourth

Traffic Signal at Third & H Avenue

Traffic Signals at Third & F Avenue and Fourth & F Avenue

I Avenue to E Avenue

Raised Crosswalks with Rapid Flashing Beacons

Purpose:

Improve Visibility of Pedestrians at Crosswalks & Reduce Travel Speeds

Community Concern:

Low profile vehicles will have trouble with humps

D

B

Third

Fourth

I Ave

nu

eI A

ven

ue

H A

ven

ue

Raised Crosswalks with RRFB

58%25%

17%

Support NeutralOppose

Concerns:

• Low profile vehicles

• Noise

• No raised just RRFB with highly visible crosswalk

Modification of Palm & Third and New Traffic Signal at Third & H

Purpose:

Improves north-south access across Third Street & provides controlled access for pedestrians & bicycles

Community Concern:

Traffic signal will increase traffic on H Avenue; change in traffic patterns due to cul-de-sac

C

F

Modification of Palm & Fourth and New Traffic Signals on F Avenue at Third & Fourth Streets

Purpose:

Improves north-south access across Fourth Street & provides controlled access for pedestrians & bicycles

Community Concern:

Traffic signal will increase traffic on F Avenue; change in traffic patterns due to cul-de-sac

E

G

Road Closures / Partial Closures

33%

37%

30%

Cul-de-sac at Palm / Third

Support

Neutral

Oppose

25%

40%

35%

Cul-de-sac at Palm / Fourth

Support

Neutral

Oppose

H

I

I

M

H

I

M

Speed Table

Curb Extension at C Avenue & Fourth

Keep Clear Pavement Marking

E Avenue to B Avenue

Speed Table on Third Street west of D Avenue Purpose:

Maintain 25mph speed west of Orange Avenue

Community Concern:

Low profile vehicles

EA

ven

ue

D A

ven

ue

H

44%

36%

20%

Support

Neutral

Oppose

Keep Clear Pavement Markings

Purpose:

Reinforces clear zone at intersections near Orange Avenue

Community Concerns:

Not needed

Too urban

I

84%

11%5%

Support

Neutral

Oppose

Curb Extensions at Fourth & C Avenue

M

Purpose:

Reduces turning speeds and improves visibility of pedestrians. Provides opportunity for landscape.

Community Concern:

May affect traffic flow or reduce parking.

K

L

M

NO

O

O

R

J

J

J

K

L

M

N

O

R

Traffic Signals on B Avenue at Third and Fourth Streets

Modification of A Avenue

Modification of Pomona Avenue at Third Street

B Avenue to Near Glorietta

Curb Extension at C Avenue & Third Street

Modification of Pomona Avenue & Glorietta Pl.

Speed Tables on Third & Fourth Streets

Curb Extension at Fourth Street / Pomona Avenue

Traffic Signals on B Avenue at Third & Fourth Streets

Purpose:

Provide controlled crossing for pedestrians, bicycle and autos west of Orange Avenue

Community Concern:

Increased traffic on B Avenue south of Third Street

J

J

0%

20%

40%

60%

80%

100%

31% 27%

41% 42% 40% 41%46% 46%

32%

17%17%

13% 12% 19% 17%

22% 21%

27%

52%55%

46% 46%41% 42%

33% 33%41%

Oppose Neutral Support

Route 1: 6min

Route 2: 6 min, 35 sec

Route 3: 5 min, 28 sec

Route 1: 7 min, 15 sec

Route 2: 6 min, 45 sec

Route 3: 6 min, 48 sec

Route 4: 6 min, 17 sec

Modification of Pomona Avenue / Third Street

Purpose:

Works with signal at B Avenue

Removes weave from Stop Controlled Third Street onto Pomona

Community Concern:

No concerns expressed during workshops

K

Modification of A Avenue

Purpose:

Reduces speed and volume on short block of A Avenue

Community Concern:

No concerns expressed during workshops

L

Curb Extensions at A Avenue & Fourth Street

Purpose:

Reduces turning speeds and improves visibility of pedestrians. Provides opportunity for landscape.

Community Concern:

May affect traffic flow or reduce parking.

MFourth

Modification of Glorietta Place & Pomona Avenue

Purpose:

Reduces turning speeds onto Glorietta Place & reduces pedestrian crossing distance. Provides opportunity for landscape.

Community Concern:

None

N

Speed Tables east of Orange Avenue on Third & Fourth

Purpose:

Maintains 25mph speed on Third & Fourth Streets

Community Concern:

Impact to low profile vehicles, noise and potential to increase congestion

Pomona, north of A

Fourth, east of A

Pomona, east of Glorietta Place

52%

31%

17%

Support

Neutral

Oppose

O

Curb Extensions at Pomona Avenue south of Fourth Street

Purpose:

Reduce turning speeds from Fourth Street onto Pomona Avenue; reduces pedestrian crossing distance

Community Concern:

NoneR

P

Q

P

Q

Traffic Signal at Glorietta Boulevard &

Pomona Avenue

Traffic Circle at Glorietta Boulevard & Third Avenue

Near Glorietta Boulevard

Traffic Signal & Cul-de-Sac at Glorietta & Traffic Circle at Third/Glorietta

Purpose:

Signal will improve access to Fourth Street on north-east side of island; traffic circle will help to manage traffic speed

Community Concern:

Increased traffic congestion and potential queues on bridge due to signal; no issues raised regarding traffic circleP

Q

0%

20%

40%

60%

80%

100%

31% 27%

41% 42% 40% 41%46% 46%

32%

17%17%

13% 12% 19% 17%

22% 21%

27%

52%55%

46% 46%41% 42%

33% 33%41%

Oppose Neutral Support

West of Orange

Keep Clear at Fourth & D Avenue

Speed Table at Third & D Avenue

Cul-de-sacs on Palm Avenue

Raised Crosswalk at I Avenue

Raised Crosswalk at Fourth / H Avenue

Traffic Signal at Third / H Avenue

Traffic Signals at F Avenue

New Traffic Signal at Fourth / Alameda

East of Orange

Keep Clear at Third & C Avenue

Speed Tables on Third & Fourth

Curb Extensions on Third @ A Avenue

Curb Extensions @ Glorietta Place

Curb Extensions on Fourth at A & C

Closure of South leg of Glorietta

Third Street Closure @ Pomona

Traffic Signal at Pomona & Glorietta

Traffic Signals on B Avenue

Most Favorable

LeastFavorable

Workshop #2:Preference Survey Results

Elements Evaluated but Not Included in Recommendations

• Hawk Signals at Pedestrian Crossings

• Traffic Signal at Third & Alameda

• No Right turn on Red on NB Orange Avenue onto EB Fourth Street

• Multiuse Path on Third & Fourth Streets

• Flexible Parking Lanes on Third & Fourth Streets

• Pedestrian Bridges Over Third & Fourth Streets