Twin 60-inch HDPE Storm Drain Alternatives Additional Assessment

The contract is for the provision of professional services to assess alternatives for the repair or replacement of twin 60-inch HDPE storm drain pipelines at the Frank R. Bowerman Landfill in Irvine, California. The contract includes the preparation of a conceptual level opinion of probable construction cost (OPCC) for two additional alternatives, including a sequentially excavated tunnel and an open face pipe jacking alternative. The contract also includes the provision of reimbursable items, such as special equipment and printing expenses, and requires the contractor to submit invoices and supporting documents electronically. The contract has a maximum aggregate allowable compensation of $20,800 and a term of one year.