Agenda - Public Works Committee - 05/16/2006

Home

INTRODUCTION The City received a petition for street grading and pavement improvements on December 10, 2004. A copy of this petition is included in Appendix A. This petition was considered by the City Public Works Committee on January 18, 2004 and was forwarded to the City Council with a recommendation that a feasibility study be prepared. This recommendation was ratified by the City Council at the February 8, 2005 meeting. A public hearing was held on April 12, 2005. The project was ordered on June 14, 2005 and plans and specifications were prepared. The project was bid on February 23, 2006 and all bids were rejected as required by the City Council on February 28, 2006 since the bids exceeded the ori~nal feasibility study estimaie by more than 10%. The petition received requested that the following segments of street; 163rd Lane from Variolite Street to Uranimite Street; Uranimite Street from 163rd Lane to 164th Lane; 164th Lane from Uranimite Street to Sapphire Street; Sapphire Street from 164th Lane to 164th Avenue; and 164th Avenue from Sapphire Street to a point 300 feet east thereof, hereafter which shall be referred to as Welcome's Road, be considered for improvements' consisting of grading and bituminous paving. The project area is illustrated in Figure 1. This report will identify the current conditions and along with the proposed improvements and the associated costs. These costs reflect the project improvements in light of the prepared plans and specifications and the February 23, 2006 bidding results. Finally this report will outline the proposed method of financing for each element of the improvements. EXISTING CONDITIONS The streets above identified as Welcome's mad consist of slightly over one half mile of sand surfaced street which varies in width, but are generally about 30 feet wide. The alignment does not consistently follow the center of the 66 foot right of way. Drainage is provided by roadside ditches and driveway culverts along most of the length of the project area, but are lacking over a significant portion of the roadway. PROPOSED IMPROVEMENTS It is proposed that the roadway be regarded such that it is aligned within the center of the 66 foot right of way. A 28 foot wide bituminous pavement shall consist of four inches of class 5 granular base, two inches of bituminous base course, and 1.5 inches of bituminous wear course on 'l~53ra'Lane,J,Jranim/te'Street,'armlq64u~''Lane' Because of questionable · th soils identified on portions of Sapphire Street and 164 Avenue the pavement structure -1- 45