DEPARTMENT: Transportation & Capital Improvements
DEPARTMENT HEAD: Razi Hosseini, P.E., R.P.L.S.
COUNCIL DISTRICTS IMPACTED: Council District 6
SUBJECT:
Contract Award: Traffic Signal Improvement (N. Ellison Drive at Wiseman Boulevard Intersection)
SUMMARY:
An ordinance authorizing the award of a construction contract accepting the lowest responsive bid in the amount of $938,848.51 payable to All In Construction, L.L.C. for the N. Ellison Drive at Wiseman Boulevard Intersection Improvement Project, a FY 2018 Advanced Transportation District (ATD) funded project, located in Council District 6. Funds in the amount of $638,848.51 are available from the FY 2019 Advanced Transportation District's budget and additional funding in the amount of $300,000.00 is available from previously authorized Certificates of Obligation.
BACKGROUND INFORMATION:
Traffic signals improve the efficiency and safety of vehicular and pedestrian traffic at an intersection and provide for the orderly movement of vehicles, bicyclists and pedestrians. New traffic signal projects also include construction of sidewalks and curb ramps ensuring pedestrian signals are accessible to all users of the transportation system. In general, the following metrics are reviewed when determining if a signal is an appropriate traffic control device:
* Traffic volumes approaching the intersection
* Crash history and contributing factors
* Land use characteristics such as school crossings
* Proximity of nearby signals
* Approach speeds and sight distance
* Intersection configuration and design
If the signal is warranted and recommended for installation based on the above mentioned metrics, funds will be requested through the annual capital project budget process. Typically, the installation of a traffic signal takes approximately 18 months to complete the survey, design, environmental review, utility coordination and relocation, bidding and construction. Traffic signals are also sometimes in...
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