REVIEW OPTIONS AND CONSIDER IMPROVEMENTS TO
ROUNDABOUTS
CITY COUNCIL REGULAR MEETING
ITEM: 5.4 JANUARY 10, 2022
1 BACKGROUND:
2 City Council submitted a referral to evaluate
improvements at the following roundabouts:
- Towne Centre Drive and McKee Blvd
- Brookhurst Blvd and Golden Spike Trail
1 2
1 2
EXISTING CONDITIONS:
3 1 Towne Centre Drive and McKee Blvd 2 Brookhurst Blvd and Golden Spike Trail INITIAL IMPROVEMENTS:
4 Ladder Crosswalk
Installed New
Signing & Striping
at all Crosswalks
OPTION 1:
INSTALL SPLITTER ISLANDS
5 - Setback crosswalks from
roundabout to enhance pedestrian
visibility
- Provide refuge at the centerline to
pedestrians
- Reduce traffic speeds
- Provide separation and guide traffic
- Increase space for mounting signs
- Approximate cost $200,000 /
roundabout
OPTION 1:
INSTALL SPLITTER ISLANDS - (CONT.)
6 OPTION 2:
INSTALL RECTANGULAR RAPID FLASHING BEACONS (RRFBS)
7 - Increase driver awareness of pedestrians crossing
- Solar Powered and activated by a pedestrian-push-button - Approximate cost $60,000 / roundabout
OPTION 3:
REMOVE AND REPLACE ROUNDABOUTS
8 - Demolition of concrete and landscape
- Reconstruction of sidewalk, curb, gutter, landscape, and utilities - Negative impacts:
o Increased vehicle emissions
o Reduced intersection capacity resulting in traffic delays o Traffic analysis required
- Approximate cost $1,000,000 / roundabout
RECOMMENDATION:
Staff recommends that Council consider Option 1 as it provides enhanced pedestrian safety and maintains the opportunity to add Option 2 in the future if needed
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