Authorize a contract for construction services for the Walnut Creek - Thompkins Tributary at Lavina Lane Stream Stabilization Project for Austin Watershed Protection with Austin Filter Systems, Inc., in the amount of $1,162,813, plus a $116,282 contingency, for a total contract amount not to exceed $1,279,095. Funding: $1,279,095 is available in the Capital Budget of Austin Watershed Protection.