Table 4 - Hurricane Peak Flow and Stage Comparison (Existing and Proposed)

Structure No. Cross Drain Size Irma lan Structure No. Cross Drain Size Irma lan

Existing Proposed

DISCHARGE STAGE DISCHARGE STAGE DISCHARGE STAGE DISCHARGE STAGE

EX-0 1-8'x8' 454.39 47.55 699.69 52.21 EX-0 1-8'x8' 454.39 48.63 699.69 52.21

W-207-113 0.00 100.82

EX-1 1-4'x5' 170.19 35.21 277.15 40.27 CD-1 1-8'x8' 177.89 33.11 649.64 39.80

W-202-208 0.00 92.35

EX-2 1-30" 38.21 23.94 48.65 28.45 CD-2 2-30" 64.14 24.14 121.04 28.45

W-302-305 112.64 481.47

EX-3 2-24" 31.88 23.94 51.76 28.45

W-402-305 4.31 3.17

W-402-407 0.00 0.14

Total Cross Drain Flow (EX-1, EX-2, EX-3) 240.28 377.56 Total Cross Drain Flow (CD-1, CD-2) 242.03 810.48

Overtopping weirs are included in the existing condition to show the peak flow that was occurring over the roadway.

SR 72 from CR 661 to SR 70 & SR 70 from CR 661 to the Peace River Bridge

FM #: 443123-1-22-01

Page | 18