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Untitled - Comune di Oggiono

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Delta EG (m) 0.04 Conv. Total (m3/s) 439.5 434.6<br />

Delta WS (m) 0.05 Top Width (m) 8.02 7.96<br />

BR Open Area<br />

(m2)<br />

14.99 Frctn Loss (m) 0.01 0.01<br />

BR Open Vel (m/s) 1.93 C & E Loss (m) 0.00 0.00<br />

Coef of Q Shear Total (N/m2) 37.15 37.88<br />

Br Sel Method Energy only Power Total (N/m s) 71.14 73.21<br />

Tab. 2.3 - Dati caratteristici del ponte sulla Bevera a valle della S.P. 52<br />

E.G. US. (m) 266.23 Element Inside BR US Inside BR DS<br />

W.S. US. (m) 266.13 E.G. Elev (m) 266.23 266.22<br />

Q Total (m3/s) 25.00 W.S. Elev (m) 266.12 266.11<br />

Q Bridge (m3/s) 25.00 Crit W.S. (m) 265.06 265.05<br />

Q Weir (m3/s) Max Chl Dpth (m) 2.09 2.11<br />

Weir Sta Lft (m) Vel Total (m/s) 1.44 1.45<br />

Weir Sta Rgt (m) Flow Area (m2) 17.37 17.27<br />

Weir Submerg Froude # Chl 0.42 0.42<br />

Weir Max Depth<br />

Specif Force (m3) 20.79 20.69<br />

(m)<br />

Min Top Rd (m) 267.15 Hydr Depth (m) 1.18 1.18<br />

Min El Prs (m) 266.35 W.P. Total (m) 17.99 17.92<br />

Delta EG (m) 0.02 Conv. Total (m3/s) 848.0 842.1<br />

Delta WS (m) 0.02 Top Width (m) 14.67 14.59<br />

BR Open Area (m2) 20.91 Frctn Loss (m) 0.01 0.01<br />

BR Open Vel (m/s) 1.45 C & E Loss (m) 0.00 0.00<br />

Coef of Q Shear Total (N/m2) 8.23 8.33<br />

Br Sel Method Energy only Power Total (N/m s) 11.84 12.06<br />

Tab. 2.4 - Dati caratteristici del ponte sulla Bevera in corrispondenza della S.P. 49<br />

Alla luce <strong>di</strong> quanto detto sopra, le portate <strong>di</strong> piena della Bevera che possono<br />

giungere nel centro abitato <strong>di</strong> Molteno, transitando al <strong>di</strong> sotto del tombotto <strong>di</strong><br />

via Roma sono quelle riportate nella fig. 2.5.<br />

36

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