<p> CALTRANS PS&E/CONSTRUCTABILITY REVIEW CHECKLIST</p><p>Project Information: - Co. – Rte. – PM: ______District/EA: ______</p><p>Reviewed By: ______Date: ______Functional Unit: HYDROLOGY</p><p>I certify that a thorough and complete constructability review has been performed by my staff:</p><p>______Signature of Functional Manager Date</p><p>PS&E Milestone Key Constructability Issues 30% 60% 95% Ultimate drainage basin design protects private property and freeway against flooding Minimum diversion of natural stream flow SAG points of depressed sections of alignment designed for 50-year storm Pumping plants designed according to Pumping Plant Design Manual Upstream and downstream affect on run-off is addressed Are water quality (surface groundwater) impacts anticipated and mitigated (detention and/or retention ponds required) Are dewatering systems needed</p><p>Previous suggestions/corrections addressed</p><p>11/30/2006</p>