P ia n o U rb an is tico C o m u n ale - Comune di Villasimius
P ia n o U rb an is tico C o m u n ale - Comune di Villasimius
P ia n o U rb an is tico C o m u n ale - Comune di Villasimius
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u.m. simbolo C sez 1 C sez 3.1 B sez 9 B sez 15 B sez 17 B sez 18 A sez 1 A sez 2.1 A sez 5 A1 A2 A3 B1 B3 B3 sez. 9 B5 B9 B10<br />
superficie kmq S 35.91 27.16 26.07 20.4 17.27 17.02 8.62 6.6 6.53 2.01 1.25 5.25 3.08 3.56 2.01 0.17 0.17 0.57<br />
lunghezza dell'asta princip<strong>ale</strong> km L 11.10 10.7 9.3 8.1 7.9 7.8 6.3 6.2 5.9 3.2 2.3 5.8 5.2 4.27 3.2 0.6 0.66 1.32<br />
pendenza dell'asta princip<strong>ale</strong> m/m J 0.016 0.018 0.026 0.031479 0.032 0.033 0.038 0.04 0.05 0.07 0.098 0.053 0.048 0.029 0.07 0.063 0.091 0.045<br />
Quota della sezione termin<strong>ale</strong> m slm Ho 1 4.27 9 18.1 20 22.12 1.5 2.3 4.5 2.5 4.5 5 21.4 17.7 18 30.5 33.96 17<br />
Altitu<strong>di</strong>ne med<strong>ia</strong> m slm Hm 181.26 181.26 187.98 187.98 187.98 187.98 222.45 222.45 222.45 277.52 153 236.85 174.76 96.02 96.02 58.81 69.31 57.62<br />
Velocità med<strong>ia</strong> in alveo m/s V 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 2 2 2<br />
Curve Number CN 88 88 88 88 88 88 88 88 88 91 96 90 88 90 90 97 97 95<br />
c 0.2 0.2 0.2 0.2 0.2 0.2 0.15 0.15 0.15 0.1 0.05 0.1 0.1 0.1 0.1 0.02 0.02 0.03<br />
Coefficiente Sirch<strong>ia</strong>-Fassò Ψ 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1<br />
Zona idrografica (S-F riv<strong>is</strong>to) Zi 11 11 11 11 11 11 11 11 11 11 11 11 11 11 11 11 11 11<br />
Coefficiente riduttivo Pa 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5<br />
Gruppo pluviometrico (Cao-Puddu) Gc 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3<br />
Zona Deidda-Piga-Sechi Zo 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2<br />
Altezza med<strong>ia</strong> giornaliera mm Hg 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70<br />
Esposizione (or=1, occ=0) E 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1<br />
applicazione ARF ARFsn 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0<br />
tempo <strong>di</strong> corrivazione (0=calcolato) ore Tcc 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0<br />
estensione della piogg<strong>ia</strong> prima e dopo h/h Dp 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0<br />
Tempo <strong>di</strong> ritorno e probabilità <strong>di</strong> non superamento<br />
tempo <strong>di</strong> ritorno <strong>an</strong>ni Tr 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100<br />
probabilità <strong>di</strong> non superamento <strong>an</strong>nua p 0.99 0.99 0.99 0.99 0.99 0.99 0.99 0.99 0.99 0.99 0.99 0.99 0.99 0.99 0.99 0.99 0.99 0.99<br />
frattile della d<strong>is</strong>tribuzione norm<strong>ale</strong> u 2.326 2.326 2.326 2.326 2.326 2.326 2.326 2.326 2.326 2.326 2.326 2.326 2.326 2.326 2.326 2.326 2.326 2.326<br />
Tempo <strong>di</strong> corrivazione<br />
Viparelli ore TcV 2.056 1.981 1.722 1.500 1.463 1.444 1.167 1.148 1.093 0.593 0.426 1.074 0.963 0.791 0.593 0.083 0.092 0.183<br />
G<strong>ia</strong>ndotti ore TcG 3.782 3.467 3.212 2.898 2.746 2.737 1.782 1.649 1.615 0.789 0.813 1.467 1.496 1.971 1.482 0.599 0.555 0.981<br />
Ventura ore TcR 6.017 4.933 4.021 3.233 2.950 2.884 1.913 1.631 1.451 0.681 0.454 1.264 1.017 1.407 0.681 0.209 0.174 0.452<br />
Pasini ore TcP 6.282 5.331 4.176 3.340 3.108 3.032 2.098 1.861 1.631 0.759 0.491 1.465 1.242 1.571 0.759 0.201 0.173 0.463<br />
VAPI ore TcVP 7.199 6.523 5.872 5.250 5.028 4.967 4.278 3.963 3.706 2.731 1.869 3.529 2.940 2.958 2.009 1.016 0.958 1.472<br />
Tempo <strong>di</strong> corrivazione assunto ore Tc 2.056 1.981 1.722 1.500 1.463 1.444 1.167 1.148 1.093 0.593 0.426 1.074 0.963 0.791 0.593 0.083 0.092 0.183<br />
Coefficiente <strong>di</strong> riduzione are<strong>ale</strong><br />
ARF Wallingford ARFw 0.894781 0.90321928 0.899171 0.902335 0.906818 0.906833 0.92036 0.927078 0.925972 0.938724 0.941563 0.931021 0.940492 0.932556 0.938724 0.948337 0.950087 0.9399343<br />
ARF US Weather Service ARFu 0.919174 0.935509822 0.934913 0.945374 0.952692 0.95314 0.973671 0.979546 0.97947 0.99242 0.994892 0.983309 0.989799 0.987605 0.99242 0.999059 0.999073 0.9972328<br />
ARF 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1<br />
Sirch<strong>ia</strong>-Fassò<br />
portata <strong>di</strong> piena Qsf 867.0747 775.4293798 762.8282 678.6953 584.7966 577.2226 314.202 247.4787 245.1308 85.49146 55.91174 201.6916 125.2073 142.5154 85.49146 9.394784 9.394784 27.708792<br />
Sirch<strong>ia</strong>-Fassò riv<strong>is</strong>to<br />
coefficiente riduttivo per il tempo <strong>di</strong> ritorno Ps 1.070 1.070 1.070 1.070 1.070 1.070 1.070 1.070 1.070 1.070 1.070 1.070 1.070 1.070 1.070 1.070 1.070 1.070<br />
portata <strong>di</strong> piena Qsfr 463.88 414.85 408.11 363.10 312.87 308.81 168.10 132.40 131.14 45.74 29.91 107.91 66.99 76.25 45.74 5.03 5.03 14.82<br />
Lazzari<br />
controllo SHm 6509.047 4923.0216 4900.639 3834.792 3246.415 3199.42 1917.519 1468.17 1452.599 557.8152 191.25 1243.463 538.2608 341.8312 193.0002 9.9977 11.7827 32.8434<br />
applicabilità Lazzari / TCEV NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO<br />
med<strong>ia</strong> mu 1.063884 0.973404879 0.971928 0.892471 0.838507 0.833783 0.667924 0.581415 0.577961 0.267882 -0.07893 0.527596 0.256321 0.109224 -0.07597 -1.03507 -0.98185 -0.64973<br />
scarto sigma 0.4413 0.4413 0.4413 0.4413 0.4413 0.4413 0.4413 0.4413 0.4413 0.4413 0.4413 0.4413 0.4413 0.4413 0.4413 0.4413 0.4413 0.4413<br />
portata <strong>di</strong> piena Ql 123.17 100.01 99.67 83.00 73.30 72.51 49.49 40.55 40.23 19.70 8.87 35.83 19.18 13.67 8.93 0.98 1.11 2.38<br />
Lazzari mo<strong>di</strong>ficato<br />
med<strong>ia</strong> muM 2.527472 2.449994334 2.438631 2.370592 2.324382 2.320337 2.131602 2.057525 2.054567 1.727682 1.595906 1.994038 1.846086 1.886266 1.727682 1.042411 1.042411 1.3780529<br />
scarto sigmaM 1.0224 1.0224 1.0224 1.0224 1.0224 1.0224 1.0224 1.0224 1.0224 1.0224 1.0224 1.0224 1.0224 1.0224 1.0224 1.0224 1.0224 1.0224<br />
portata <strong>di</strong> piena Qlm 135.09 125.02 123.60 115.47 110.26 109.81 90.93 84.44 84.19 60.71 53.22 79.24 68.34 71.15 60.71 30.60 30.60 42.80<br />
TCEV<br />
T1 T1 17.81696 14.87921594 14.49115 12.37035 11.10989 11.00585 7.095743 5.972805 5.931855 2.773516 2.041432 5.152943 3.652763 4.010552 2.773516 0.5635 0.5635 1.2299827<br />
L1 L1 4.571 4.571 4.571 4.571 4.571 4.571 4.571 4.571 4.571 4.571 4.571 4.571 4.571 4.571 4.571 4.571 4.571 4.571<br />
T2 T2 104.8813 87.58799256 85.30358 72.8193 65.39945 64.78705 41.7698 35.15951 34.91846 16.32658 12.01709 30.33331 21.50235 23.60851 16.32658 3.317101 3.317101 7.2404164<br />
L2 L2 0.509796 0.509796287 0.509796 0.509796 0.509796 0.509796 0.509796 0.509796 0.509796 0.509796 0.509796 0.509796 0.509796 0.509796 0.509796 0.509796 0.509796 0.5097963<br />
portata <strong>di</strong> piena Qtcev 420.0721 349.6521898 341.4087 288.086 261.9271 259.3838 167.2549 139.762 138.9734 65.3738 47.87654 120.4671 85.77709 93.32995 65.3738 13.21142 13.21142 28.552145<br />
Razion<strong>ale</strong> (Piga-Liguori)<br />
Coefficienti Piga-Liguori A 1.379048 1.379048 1.379048 1.379048 1.379048 1.379048 1.379048 1.379048 1.379048 1.379048 1.379048 1.379048 1.379048 1.379048 1.379048 1.379048 1.379048 1.379048<br />
B 0.164598 0.164598 0.164598 0.164598 0.164598 0.164598 0.164598 0.164598 0.164598 0.164598 0.164598 0.164598 0.164598 0.164598 0.164598 0.164598 0.164598 0.164598<br />
C 0.418212 0.418212 0.418212 0.418212 0.418212 0.418212 0.418212 0.418212 0.418212 0.418212 0.418212 0.418212 0.418212 0.418212 0.418212 0.418212 0.418212 0.418212<br />
D 0.009093 0.009093 0.009093 0.009093 0.009093 0.009093 0.009093 0.009093 0.009093 0.009093 0.009093 0.009093 0.009093 0.009093 0.009093 0.009093 0.009093 0.009093<br />
Curve Number ss 34.63636 34.63636364 34.63636 34.63636 34.63636 34.63636 34.63636 34.63636 34.63636 25.12088 10.58333 28.22222 34.63636 28.22222 28.22222 7.85567 7.85567 13.368421<br />
altezza <strong>di</strong> precipitazione precedente Hc1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0<br />
altezza <strong>di</strong> precipitazione complessiva Hc2 79.3 78.1 73.4 69.1 68.3 67.9 61.9 61.4 60.1 45.9 39.7 59.6 56.9 52.1 45.9 19.4 20.2 27.4<br />
altezza <strong>di</strong> precipitazione critica Hc 79.3 78.1 73.4 69.1 68.3 67.9 61.9 61.4 60.1 45.9 39.7 59.6 56.9 52.1 45.9 19.4 20.2 27.4<br />
coefficiente Fi Fic 0.596 0.591 0.572 0.553 0.549 0.547 0.554 0.552 0.545 0.593 0.776 0.631 0.563 0.596 0.560 0.704 0.713 0.659<br />
portata <strong>di</strong> piena (Piga-Liguori) Qrpl 229.26 175.56 176.47 144.22 123.03 121.72 70.29 54.09 54.37 25.65 25.14 51.13 28.43 38.83 24.25 7.74 7.43 15.61<br />
Razion<strong>ale</strong> (TCEV)<br />
Deidda-Piga-Sechi Hd 30.65409 30.22369337 28.63416 27.14996 26.88971 26.75806 24.64447 24.49302 24.02945 18.98356 16.7156 23.87172 22.88825 21.215 18.98356 8.915683 9.24915 12.080326<br />
Hd1 30.65409 30.22369337 28.63416 27.14996 26.88971 26.75806 24.64447 24.49302 24.02945 18.98356 16.7156 23.87172 22.88825 21.215 18.98356 8.915683 9.24915 12.080326<br />
aa 2.61597 2.61597 2.61597 2.61597 2.61597 2.61597 2.61597 2.61597 2.61597 2.61597 2.61597 2.61597 2.61597 2.61597 2.61597 2.61597 2.61597 2.61597<br />
durate superiori all'ora nns -0.003 -0.003 -0.003 -0.003 -0.003 -0.003 -0.003 -0.003 -0.003 -0.003 -0.003 -0.003 -0.003 -0.003 -0.003 -0.003 -0.003 -0.003<br />
durate inferiori all'ora nni 0.175498 0.175498 0.175498 0.175498 0.175498 0.175498 0.175498 0.175498 0.175498 0.175498 0.175498 0.175498 0.175498 0.175498 0.175498 0.175498 0.175498 0.175498<br />
nn -0.0027 -0.0026953 -0.0027 -0.0027 -0.0027 -0.0027 -0.0027 -0.0027 -0.0027 0.175498 0.175498 -0.0027 0.175498 0.175498 0.175498 0.175498 0.175498 0.175498<br />
altezza <strong>di</strong> precipitazione precedente Hp1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0<br />
altezza <strong>di</strong> precipitazione complessiva Hp2 80.0 78.9 74.8 70.9 70.3 69.9 64.4 64.0 62.8 45.3 37.6 62.4 59.5 53.3 45.3 15.1 15.9 23.5<br />
altezza <strong>di</strong> precipitazione Hp 80.0 78.9 74.8 70.9 70.3 69.9 64.4 64.0 62.8 45.3 37.6 62.4 59.5 53.3 45.3 15.1 15.9 23.5<br />
coefficiente Fi Fip 0.598 0.594 0.578 0.561 0.558 0.557 0.566 0.564 0.558 0.589 0.766 0.643 0.575 0.601 0.556 0.648 0.660 0.622<br />
portata <strong>di</strong> piena (Deidda-Piga-Sechi) Q 232.32 178.47 181.67 150.40 128.60 127.39 74.85 57.70 58.27 25.14 23.52 54.51 30.41 40.05 23.75 5.54 5.41 12.60<br />
SINTESI<br />
tempo <strong>di</strong> ritorno <strong>an</strong>ni Tr 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100<br />
Sirch<strong>ia</strong>-Fassò mc/s Q 867.07 775.43 762.83 678.70 584.80 577.22 314.20 247.48 245.13 85.49 55.91 201.69 125.21 142.52 85.49 9.39 9.39 27.71<br />
Sirch<strong>ia</strong>-Fassò riv<strong>is</strong>to mc/s Q 463.88 414.85 408.11 363.10 312.87 308.81 168.10 132.40 131.14 45.74 29.91 107.91 66.99 76.25 45.74 5.03 5.03 14.82<br />
Lazzari mc/s Q 123.17 100.01 99.67 83.00 73.30 72.51 49.49 40.55 40.23 19.70 8.87 35.83 19.18 13.67 8.93 0.98 1.11 2.38<br />
Lazzari mo<strong>di</strong>ficato mc/s Q 135.09 125.02 123.60 115.47 110.26 109.81 90.93 84.44 84.19 60.71 53.22 79.24 68.34 71.15 60.71 30.60 30.60 42.80<br />
TCEV mc/s Q 420.07 349.65 341.41 288.09 261.93 259.38 167.25 139.76 138.97 65.37 47.88 120.47 85.78 93.33 65.37 13.21 13.21 28.55<br />
Razion<strong>ale</strong> (Piga-Liguori) mc/s Q 229.26 175.56 176.47 144.22 123.03 121.72 70.29 54.09 54.37 25.65 25.14 51.13 28.43 38.83 24.25 7.74 7.43 15.61<br />
Razion<strong>ale</strong> (TCEV) mc/s Q 232.32 178.47 181.67 150.40 128.60 127.39 74.85 57.70 58.27 25.14 23.52 54.51 30.41 40.05 23.75 5.54 5.41 12.60