The Cedar Valley Nature Trail will be closed starting July 9th, 2018 at the East Blue Creek Bridge. This bridge is just West of Center Point between North Center Point Rd. and Main St. This closure is expected to last through early November. 
Here is a map of the construction as well as a potential detour route. Please use caution when riding on public roads, and obey all traffic signals.

For more information, please visit https://www.mycountyparks.com/County/Linn/News/1231/Cedar-Valley-Nature-Trail-closed-starting-July-9-near-East-Blue-Creek-for-bridge-replacement.aspx