The engineering plans and specifications for all roads shall be reviewed by the engineer; and said plans and specifications must meet 2006 Standard Specifications for Road, Bridge and Municipal Construction or such later edition of said Standard Specifications as may be adopted by the Washington State Department of Transportation, and be approved by the engineer prior to the commencement of any road construction. The roads shall be constructed pursuant to the approved plans and specifications, prior to final subdivision approval; provided, the engineer may accept performance bonding in lieu of actual construction, pursuant to CMC 17.32.620 through 17.32.650. However, the roads shall be constructed prior to the issuance of any residential development permits. (Ord. 484, 2006)