Corona Dike Miscellaneous Improvements

Corona Dikes Mis Improvements, Los Angeles County, California The proposed design feature improvements have been developed in response to issues that were identified post construction of the original Corona Dikes contract. The improvements will provide proper maintenance access, protection to the dike, and protection to the surrounding features. The project shall include the following work features: At the STP dike the work will consist of an interior maintenance road, outlet apron improvement, gully slope stabilization, and instrumentation repairs. At the housing dike the work will consist of an outlet structure improvement, removal of topsoil from the existing grouted stone overflow structure and installation of survey monuments. The construction of these features is a requirement for turning over the project to the local sponsor. Period of Performance is 270 Calendar days. The estimated cost range of this procurement is $1,000,000 - $5,000,000 This procurement is issued as a Total Set-Aside for Women Owned Small Business. The NAICS code is 237990 Other Heavy and Civil Engineering Construction. The size standard for NAICS code 237990 is $39,500,000. This project may be delayed, postponed, canceled or revised at any time prior to award.