Title
Approval of Ordinance Adopting Engineering Design and Development Standards
Recommended Action
Committee Recommendation:
The Land Use and Environment Committee reviewed the proposed changes on April 24 and September 25, 2014 and recommended that the Engineering Design and Development Standards (EDDS) proceed through the adoption process.
City Manager Recommendation:
Move to approve on second reading the amendments to the EDDS.
Report
Issue:
Whether to adopt the amended Engineering Design and Development Standards (EDDS).
Staff Contact:
Steve Sperr, P.E., Assistant City Engineer, Public Works Engineering, 360.753.8739
Presenter(s):
None - Consent Calendar item.
Background and Analysis:
The background and analysis have not changed from first to second reading.
A public hearing was held on October 28, 2014 in order to receive comment on the proposed amendments to the EDDS. Other than the topic of LED streetlights, Council did not request changes to any of the proposed amendments to the EDDS.
Comments and subsequent discussion focused on a proposal to establish a color temperature range for Light Emitting Diode (LED) streetlights. Simply put, the higher the color temperature, the brighter the light appears. There was a request to use lower color LED streetlights than those installed to date. At the request of Council, staff researched the on the topic, including the availability and characteristics of lower color temperature LED streetlights.
Based on staff research, staff recommends that the EDDS be updated to include a color temperature range of 3,500 to 4,300 degrees Kelvin. The most available color temperature from manufacturers is 4,000 degrees Kelvin (K) or higher. This standard is consistent with the current LED streetlights recently installed by both the City and Puget Sound Energy, which are all rated at 4,000 K.
Currently, there is a lack of competitive alternatives among manufacturers who supply LED ...
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