File #: 20-437    Version: 1 Name: Roundabout CSA Amendment 4 - SR
Type: Staff Report Status: Filed
In control: City Council
Meeting Date: 12/14/2020 Final action: 12/14/2020
Enactment date: Enactment #:
Title: Staff Report for a City of San Leandro City Council Resolution to Approve Amendment No. 4 to a Consulting Services Agreement with BKF Engineers for the Preparation of Construction-Ready Plans, Specifications and Estimates for the MacArthur/Superior Roundabout Design Project, Project No. 2014.0470 to Increase the Amount of Compensation by $16,966 for a Total Not to Exceed Amount of $164,300
Sponsors: Keith Cooke
Related files: 20-438
Title
Staff Report for a City of San Leandro City Council Resolution to Approve Amendment No. 4 to a Consulting Services Agreement with BKF Engineers for the Preparation of Construction-Ready Plans, Specifications and Estimates for the MacArthur/Superior Roundabout Design Project, Project No. 2014.0470 to Increase the Amount of Compensation by $16,966 for a Total Not to Exceed Amount of $164,300

Staffreport
SUMMARY AND RECOMMENDATIONS

Staff recommends that the City Council approve and authorize the City Manager to execute Consulting Services Agreement Amendment No. 4 with BKF Engineers to increase the amount of compensation by $16,966 for a total not to exceed contract amount of $164,300.

BACKGROUND

The intersection of MacArthur Boulevard and Superior Avenue operates at a Level of Service "F", the lowest rating possible, which indicates that drivers wishing to cross the intersection experience extremely long waits during the peak hours of 7:00am to 9:00am and 4:00pm to 6:00pm. In addition, the collision rate at this intersection is 0.24 collisions per million vehicles (observed in the three-year period from 2011 through 2014). This rate is three to four times higher than the statewide average collision rate for similar intersections.

Studies of the subject intersection indicate that a roundabout would provide the most improvement to traffic flow and traffic calming compared to other alternatives, such as a traffic signal. The conceptual design for the roundabout was completed in 2009, but due to lack of funding, the City did not enter into a design contract with BKF Engineers for the development of construction-ready plans, specifications and estimates (PS&E) for the roundabout until 2016.

The original 2009 roundabout design concept required bicyclists to either ride in the same lane as motor vehicles or to share the sidewalk with pedestrians. Based on comments received at Facilities and Transportation Committee and public meetings, most individuals ex...

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