DISCHARGE MEASUREMENT NOTES   HS-309  Upper Halvery R at Ferrisford
Date 2026-04-11   Party: R. Tresham / T. Lind
Method: bridge, sounding reel; stations from IP on left bank; units feet
Using meter #30118
Sta     Depth  Obs  Revs Sec
12:55 gage reads 8.09 ft
LEW 12.0 (sloping bank, dry)
18.5    1.35   0.6   36   54.2    ang 5°
20.5    1.60   60%   47   57.5  
24.5    2.05   six-tenths 61   47.2  
31.5    2.75   0.2   82   52.1    80%   73   57.8  
35.5    3.15   .2    95   52.2    80%   69   49.4    ang coef 0.98
40.5    3.50   20%   115  49.9    80%   91   60.6  
50.5    4.00   2/10  113  41.6    80%   82   43.3  
~~50.5    4.00   .2    120  41.6    0.8   75   43.3  ~~
58.5    4.20   0.2   139  49.3    eight-tenths 145  67.2    12 deg off normal
61.5    4.20   0.2   116  42.6    0.6   169  65.6    eight-tenths 128  64.2  
66.0    4.15   .2    153  50.6    0.8   107  47.9  
69.5    4.10   20%   128  47.6    80%   124  62.3  
GH 8.05 ft at 1:31 pm
76.0    3.95   0.2   130  43.1    0.8   88   40.5  
78.5    3.85   .2    203  67.8    eight-tenths 121  56.0  
81.0    3.80   2/10  119  40.1    .6    137  55.4    eight-tenths 86   42.9  
84.5    3.65   0.2   142  53.1    0.8   125  57.9  
91.0    3.40   0.2   167  65.6    eight-tenths 133  68.5  
96.0    3.75   2/10  129  49.8    8/10  120  61.5  
98.0    3.20   two-tenths 127  47.3    eight-tenths 102  54.4    cos .97
103.5   3.05   two-tenths 153  57.5    .8    79   41.1  
VOID 104.0   3.05   0.2   152  57.5    0.8   77   41.1  
108.0   2.95   20%   114  51.2    0.8   94   53.6  
[crossed out] 115.5   2.75   0.2   126  65.3    .8    79   43.2  
115.5   3.25   2/10  135  65.3    0.8   73   43.2  
118.0   2.70   0.2   99   50.2    0.8   85   59.6  
120.0   2.90   20%   141  69.3    80%   82   56.2  
128.5   2.40   .6    78   49.3  
131.0   2.25   60%   64   44.5  
136.0   2.00   .6    49   45.3    ang 8°
REW is the wall at 149.0; depth there 0.20
Redo 24.5:
24.5    2.05   6/10  50   44.1  
96.0 depth should have been 3.25
Correction: depth at 115.5 = 2.75
NB depth @ 120.0 misread, s/b 2.65
14:38 gage reads 7.98 ft
