APPENDIX A:PIER SCOUR FIELD DATA
Table 23. List of sites.
Site |
Stream |
State |
Route Class |
Route Number/Name |
Drainage Area (km2) |
Slope in Vicinity (m/m) |
1 |
Susitna River |
AK |
State |
3 |
29785 |
0.00040 |
2 |
Knik River |
AK |
Unknown |
Old Glenn Hwy. |
3108 |
0.00069 |
3 |
Knik River |
AK |
State |
1 |
- |
0.00100 |
4 |
Tazlina River |
AK |
State |
4 |
6915 |
0.00210 |
5 |
Tanana River |
AK |
State |
2 |
34965 |
0.00060 |
6 |
Tanana River |
AK |
State |
3 |
66304 |
0.00015 |
7 |
Snow River |
AK |
State |
9 |
389 |
- |
8 |
Red River |
AR |
U.S. |
71 |
124398 |
- |
9 |
Red River |
AR |
Interstate |
30 |
135550 |
- |
10 |
Red River |
AR |
U.S. |
82 |
136428 |
- |
11 |
South Platte River |
CO |
State |
37 |
24859 |
0.00093 |
12 |
South Platte River |
CO |
County |
87 |
31391 |
0.00132 |
13 |
Arkansas River |
CO |
County |
613 |
- |
0.00050 |
14 |
Rio Grande River |
CO |
U.S. |
285 |
4118 |
0.00075 |
15 |
Leipsic River |
DE |
State |
9 |
- |
- |
16 |
Assawoman Bay |
DE |
State |
54 |
- |
- |
17 |
South Altamaha River |
GA |
Interstate |
95 |
36260 |
- |
18 |
Eel River |
IN |
State |
59 |
2279 |
0.00035 |
19 |
Wabash River |
IN |
State |
163 |
30355 |
0.00014 |
20 |
White River |
IN |
State |
157 |
11375 |
0.00020 |
21 |
Red River |
LA |
State |
3032 |
157213 |
0.00010 |
22 |
Red River |
LA |
State |
3032 |
157213 |
0.00010 |
23 |
Youghiogheny |
MD |
State |
42 |
764 |
0.00500 |
24 |
Big Pipe Creek |
MD |
State |
194 |
264 |
0.00157 |
25 |
Choptank River |
MD |
State |
287 |
- |
- |
26 |
Pearl River |
MS |
State |
25 |
8107 |
0.00019 |
27 |
Pearl River |
MS |
State |
25 |
8107 |
0.00019 |
28 |
Homochitto River |
MS |
U.S. |
84 |
469 |
0.00093 |
29 |
Pearl River |
MS |
U.S. |
98 |
14815 |
0.00019 |
30 |
Pearl River |
MS |
U.S. |
98 |
14815 |
0.00019 |
31 |
Clarks Fork Yellowstone River |
MT |
U.S. |
310 |
4685 |
0.00700 |
32 |
Gallatin River |
MT |
U.S. |
191 |
2137 |
0.00630 |
33 |
Yellowstone River |
MT |
U.S. |
89 |
7366 |
0.00220 |
34 |
Badger Creek |
MT |
U.S. |
89 |
619 |
0.00390 |
35 |
Otselic River |
NY |
State |
23 |
396 |
0.00040 |
36 |
Chemung River |
NY |
State |
427 |
6491 |
0.00075 |
37 |
Schoharie Creek |
NY |
State |
30 |
1383 |
0.00200 |
38 |
Susquehanna River |
NY |
County |
314 |
5781 |
0.00057 |
39 |
Genesee River |
NY |
County |
Bailey Road |
2549 |
0.00090 |
40 |
Delaware River |
NY |
City |
6 |
7951 |
0.00114 |
41 |
Great Miami River |
OH |
State |
128 |
9402 |
0.00049 |
Table 23. List of sites, continued.
Site |
Stream |
State |
Route Class |
Route Number/Name |
Drainage Area (km2) |
Slope in Vicinity (m/m) |
42 |
Hocking River |
OH |
State |
278 |
1492 |
0.00038 |
43 |
Honey Creek |
OH |
State |
67 |
386 |
0.00140 |
44 |
Little Miami River |
OH |
State |
350 |
1748 |
0.00084 |
45 |
Ottawa River |
OH |
County |
122 |
337 |
0.00144 |
46 |
Scioto River |
OH |
State |
4 |
1368 |
0.00008 |
47 |
Todd Fork |
OH |
State |
22 |
679 |
0.00179 |
48 |
Killbuck Creek |
OH |
County |
621 |
1197 |
0.00023 |
49 |
Pamunkey River |
VA |
State |
614 |
2800 |
0.00012 |
50 |
Nottoway River |
VA |
State |
653 |
3680 |
0.00016 |
51 |
Bush River |
VA |
U.S. |
460 |
166 |
0.00110 |
52 |
Dan River |
VA |
U.S. |
501 |
7071 |
0.00025 |
53 |
Tye River |
VA |
State |
56 |
240 |
0.00290 |
54 |
Little Nottoway River |
VA |
State |
603 |
- |
0.00200 |
55 |
Reed Creek |
VA |
State |
649 |
- |
0.00010 |
56 |
North Fork Holston River |
VA |
State |
633 |
- |
0.00100 |
57 |
Mississippi River |
IL |
State |
51/150 |
1835274 |
0.00030 |
58 |
Mississippi River |
MN |
State |
3 |
95312 |
0.00022 |
59 |
Clear Creek |
OH |
U.S. |
33 |
238 |
0.00190 |
60 |
Grand River |
OH |
State |
84 |
1774 |
0.00109 |
61 |
Great Miami River |
OH |
State |
41 |
2401 |
0.00023 |
62 |
Mad River |
OH |
U.S. |
36 |
420 |
0.00136 |
63 |
Massies Creek |
OH |
U.S. |
68 |
219 |
0.00357 |
64 |
Maumee River |
OH |
U.S. |
127 |
5895 |
0.00022 |
65 |
Salt Creek |
OH |
U.S. |
50 |
741 |
0.00082 |
66 |
Scioto River |
OH |
State |
159 |
9969 |
0.00035 |
67 |
Sugar Creek |
OH |
U.S. |
250 |
805 |
0.00087 |
68 |
Tuscarawas River |
OH |
City |
Walnut Road |
1329 |
0.00008 |
69 |
Tascarwas River |
OH |
County |
14 |
6216 |
0.00047 |
70 |
Wakatomika Creek |
OH |
State |
16 |
363 |
0.00062 |
71 |
Walnut Creek |
OH |
County |
17 |
559 |
0.00068 |
72 |
Minnesota River |
MN |
County |
14 |
10619 |
- |
73 |
Pomme De Terre River |
MN |
County |
22 |
2165 |
0.00060 |
74 |
Brazos River |
TX |
County |
2004 |
113810 |
0.00030 |
75 |
Mississippi River |
MO |
Interstate |
255 |
- |
0.00010 |
76 |
Mississippi River |
MO |
State |
799 |
1805230 |
- |
77 |
Middle Fork Crow River |
MN |
State |
4 |
- |
0.00100 |
78 |
Pomme De Terre River |
MN |
U.S. |
12 |
2189 |
0.00050 |
79 |
Agulaize River |
OH |
State |
198 |
518 |
0.00060 |
Table 24. Pier scour observations.
Measurement |
Site |
State |
Date |
Time |
Pier |
Upstream/ Downstream |
Pier Type |
Pier Shape |
Pier Width (m) |
Pier Length (m) |
Skew (deg) |
Velocity (m/s) |
Depth (m) |
Debris Effects |
Bed Material |
D16 (mm) |
D50 (mm) |
D84 (mm) |
D95 (mm) |
Grad-ation |
Scour Depth (m) |
Ac-curacy (m) |
1 |
2 |
AK |
7/11/1965 |
15:30 |
5 |
Upstream |
Single |
Sharp |
1.8 |
8.8 |
0 |
3.7 |
5.5 |
Unknown |
Noncohesive |
0.92 |
5.00 |
27.00 |
83.00 |
5.5 |
1.1 |
0.2 |
2 |
3 |
AK |
6/24/1966 |
- |
1 |
Upstream |
Single |
Round |
1.5 |
11.2 |
0 |
1.5 |
2.1 |
Unknown |
Noncohesive |
0.39 |
1.80 |
8.00 |
22.00 |
4.6 |
0.6 |
0.2 |
3 |
3 |
AK |
6/28/1966 |
- |
1 |
Upstream |
Single |
Round |
1.5 |
11.2 |
0 |
0.9 |
0.9 |
Unknown |
Noncohesive |
0.39 |
1.80 |
8.00 |
22.00 |
4.6 |
0.5 |
0.2 |
4 |
3 |
AK |
6/24/1966 |
- |
2 |
Upstream |
Single |
Round |
1.5 |
11.2 |
0 |
1.6 |
2.0 |
Unknown |
Noncohesive |
0.39 |
1.80 |
8.00 |
22.00 |
4.6 |
0.6 |
0.2 |
5 |
3 |
AK |
6/28/1966 |
- |
2 |
Upstream |
Single |
Round |
1.5 |
11.2 |
0 |
1.0 |
0.9 |
Unknown |
Noncohesive |
0.39 |
1.80 |
8.00 |
22.00 |
4.6 |
0.6 |
0.2 |
6 |
3 |
AK |
6/17/1966 |
- |
3 |
Upstream |
Single |
Round |
1.5 |
11.2 |
0 |
0.5 |
1.2 |
Unknown |
Noncohesive |
0.08 |
0.58 |
4.00 |
14.00 |
6.9 |
0.3 |
0.2 |
7 |
3 |
AK |
6/24/1966 |
- |
3 |
Upstream |
Single |
Round |
1.5 |
11.2 |
0 |
1.6 |
3.0 |
Unknown |
Noncohesive |
0.39 |
1.80 |
8.00 |
22.00 |
4.6 |
0.9 |
0.2 |
8 |
3 |
AK |
6/28/1966 |
- |
3 |
Upstream |
Single |
Round |
1.5 |
11.2 |
0 |
1.1 |
1.8 |
Unknown |
Noncohesive |
0.39 |
1.80 |
8.00 |
22.00 |
4.6 |
0.5 |
0.2 |
9 |
3 |
AK |
6/17/1966 |
- |
4 |
Upstream |
Single |
Round |
1.5 |
11.2 |
0 |
0.8 |
1.5 |
Unknown |
Noncohesive |
0.08 |
0.58 |
4.00 |
14.00 |
6.9 |
0.3 |
0.2 |
10 |
3 |
AK |
6/24/1966 |
- |
4 |
Upstream |
Single |
Round |
1.5 |
11.2 |
0 |
2.0 |
3.2 |
Unknown |
Noncohesive |
0.39 |
1.80 |
8.00 |
22.00 |
4.6 |
1.2 |
0.2 |
11 |
3 |
AK |
6/28/1966 |
- |
4 |
Upstream |
Single |
Round |
1.5 |
11.2 |
0 |
1.2 |
2.4 |
Unknown |
Noncohesive |
0.39 |
1.80 |
8.00 |
22.00 |
4.6 |
0.6 |
0.2 |
12 |
3 |
AK |
6/17/1966 |
- |
5 |
Upstream |
Single |
Round |
1.5 |
11.2 |
0 |
0.9 |
1.2 |
Unknown |
Noncohesive |
0.08 |
0.58 |
4.00 |
14.00 |
6.9 |
0.3 |
0.2 |
13 |
3 |
AK |
6/24/1966 |
- |
5 |
Upstream |
Single |
Round |
1.5 |
11.2 |
0 |
1.8 |
3.0 |
Unknown |
Noncohesive |
0.39 |
1.80 |
8.00 |
22.00 |
4.6 |
1.4 |
0.2 |
14 |
3 |
AK |
6/28/1966 |
- |
5 |
Upstream |
Single |
Round |
1.5 |
11.2 |
0 |
1.1 |
2.3 |
Unknown |
Noncohesive |
0.39 |
1.80 |
8.00 |
22.00 |
4.6 |
0.8 |
0.2 |
15 |
3 |
AK |
6/17/1966 |
- |
6 |
Upstream |
Single |
Round |
1.5 |
11.2 |
0 |
0.3 |
0.5 |
Unknown |
Noncohesive |
0.08 |
0.58 |
4.00 |
14.00 |
6.9 |
0.8 |
0.2 |
16 |
3 |
AK |
6/24/1966 |
- |
6 |
Upstream |
Single |
Round |
1.5 |
11.2 |
0 |
2.1 |
2.6 |
Unknown |
Noncohesive |
0.39 |
1.80 |
8.00 |
22.00 |
4.6 |
1.1 |
0.2 |
17 |
3 |
AK |
6/28/1966 |
- |
6 |
Upstream |
Single |
Round |
1.5 |
11.2 |
0 |
1.1 |
1.5 |
Unknown |
Noncohesive |
0.39 |
1.80 |
8.00 |
22.00 |
4.6 |
0.5 |
0.2 |
18 |
3 |
AK |
6/17/1966 |
- |
7 |
Upstream |
Single |
Round |
1.5 |
11.2 |
0 |
0.2 |
0.6 |
Unknown |
Noncohesive |
0.08 |
0.58 |
4.00 |
14.00 |
6.9 |
1.2 |
0.2 |
19 |
3 |
AK |
6/24/1966 |
- |
7 |
Upstream |
Single |
Round |
1.5 |
11.2 |
0 |
1.8 |
3.0 |
Unknown |
Noncohesive |
0.39 |
1.80 |
8.00 |
22.00 |
4.6 |
1.8 |
0.2 |
20 |
3 |
AK |
6/28/1966 |
- |
7 |
Upstream |
Single |
Round |
1.5 |
11.2 |
0 |
1.0 |
2.0 |
Unknown |
Noncohesive |
0.39 |
1.80 |
8.00 |
22.00 |
4.6 |
0.8 |
0.2 |
21 |
7 |
AK |
9/23/1970 |
- |
5 |
Unknown |
Single |
Round |
1.0 |
0.0 |
0 |
1.6 |
1.5 |
Insignificant |
Noncohesive |
3.00 |
7.60 |
18.00 |
31.00 |
3.0 |
0.8 |
0.2 |
22 |
1 |
AK |
7/2/1971 |
- |
1 |
Upstream |
Single |
Sharp |
1.5 |
6.1 |
0 |
2.0 |
5.8 |
Insignificant |
Noncohesive |
58.00 |
70.00 |
85.00 |
96.00 |
1.2 |
0.8 |
0.2 |
23 |
1 |
AK |
8/11/1971 |
- |
1 |
Upstream |
Single |
Sharp |
1.5 |
6.1 |
0 |
3.0 |
5.3 |
Insignificant |
Noncohesive |
58.00 |
70.00 |
85.00 |
96.00 |
1.2 |
0.6 |
0.2 |
24 |
1 |
AK |
7/2/1971 |
- |
2 |
Upstream |
Single |
Sharp |
1.5 |
6.1 |
0 |
2.6 |
4.1 |
Insignificant |
Noncohesive |
58.00 |
70.00 |
85.00 |
96.00 |
1.2 |
0.8 |
0.2 |
25 |
1 |
AK |
8/11/1971 |
- |
2 |
Unknown |
Single |
Sharp |
1.5 |
6.1 |
0 |
2.9 |
6.6 |
Insignificant |
Noncohesive |
58.00 |
70.00 |
85.00 |
96.00 |
1.2 |
0.6 |
0.3 |
26 |
1 |
AK |
7/2/1971 |
- |
3 |
Upstream |
Single |
Sharp |
1.5 |
6.1 |
0 |
2.1 |
3.4 |
Insignificant |
Noncohesive |
58.00 |
70.00 |
85.00 |
96.00 |
1.2 |
0.6 |
0.2 |
27 |
1 |
AK |
8/11/1971 |
- |
3 |
Unknown |
Single |
Sharp |
1.5 |
6.1 |
0 |
3.5 |
5.2 |
Insignificant |
Noncohesive |
58.00 |
70.00 |
85.00 |
96.00 |
1.2 |
0.6 |
0.3 |
28 |
1 |
AK |
7/2/1971 |
- |
4 |
Downstream |
Single |
Sharp |
1.5 |
6.1 |
0 |
1.5 |
4.1 |
Substantial |
Noncohesive |
58.00 |
70.00 |
85.00 |
96.00 |
1.2 |
1.5 |
0.2 |
29 |
1 |
AK |
8/11/1971 |
- |
4 |
Downstream |
Single |
Sharp |
1.5 |
6.1 |
0 |
2.9 |
5.3 |
Substantial |
Noncohesive |
58.00 |
70.00 |
85.00 |
96.00 |
1.2 |
1.5 |
0.3 |
30 |
5 |
AK |
7/16/1971 |
- |
1 |
Downstream |
Single |
Round |
1.5 |
9.4 |
37 |
2.2 |
3.7 |
Moderate |
Noncohesive |
5.00 |
14.00 |
42.00 |
86.00 |
3.0 |
1.8 |
0.2 |
31 |
5 |
AK |
7/16/1971 |
- |
2 |
Downstream |
Single |
Round |
1.5 |
9.4 |
37 |
2.2 |
3.7 |
Moderate |
Noncohesive |
5.00 |
14.00 |
42.00 |
86.00 |
3.0 |
2.1 |
0.2 |
32 |
5 |
AK |
7/16/1971 |
- |
3 |
Downstream |
Single |
Round |
1.5 |
9.4 |
37 |
2.1 |
4.6 |
Moderate |
Noncohesive |
5.00 |
14.00 |
42.00 |
86.00 |
3.0 |
1.8 |
0.2 |
33 |
5 |
AK |
7/16/1971 |
- |
4 |
Downstream |
Single |
Round |
1.5 |
13.5 |
37 |
1.7 |
4.3 |
Moderate |
Noncohesive |
5.00 |
14.00 |
42.00 |
86.00 |
3.0 |
2.4 |
0.2 |
34 |
6 |
AK |
8/17/1967 |
- |
1 |
Downstream |
Group |
Sharp |
3.0 |
14.6 |
0 |
2.6 |
6.7 |
Moderate |
Noncohesive |
12.00 |
15.00 |
19.00 |
23.00 |
1.3 |
1.8 |
0.2 |
35 |
4 |
AK |
9/2/1971 |
- |
1 |
Upstream |
Group |
Round |
4.6 |
0.0 |
0 |
2.9 |
3.7 |
Insignificant |
Noncohesive |
68.00 |
90.00 |
120.00 |
144.00 |
1.3 |
1.5 |
0.2 |
Table
24. Pier scour observations, continued.
Measurement |
Site |
State |
Date |
Time |
Pier |
Upstream/ Downstream |
Pier Type |
Pier Shape |
Pier Width (m) |
Pier Length (m) |
Skew (deg) |
Velocity (m/s) |
Depth (m) |
Debris Effects |
Bed Material |
D16 (mm) |
D50 (mm) |
D84 (mm) |
D95 (mm) |
Grad-ation |
Scour Depth (m) |
Ac-curacy (m) |
36 |
4 |
AK |
9/4/1971 |
- |
1 |
Upstream |
Group |
Round |
4.6 |
0.0 |
0 |
3.5 |
4.6 |
Insignificant |
Noncohesive |
68.00 |
90.00 |
120.00 |
144.00 |
1.3 |
1.7 |
0.2 |
37 |
8 |
AR |
5/9/1990 |
15:00 |
8 |
Downstream |
Group |
Round |
2.1 |
9.4 |
11 |
2.7 |
12.3 |
Unknown |
Unknown |
- |
0.12 |
- |
- |
- |
2.3 |
0.2 |
38 |
8 |
AR |
5/9/1990 |
15:00 |
9 |
Downstream |
Group |
Round |
2.1 |
9.4 |
8 |
3.9 |
13.0 |
Unknown |
Unknown |
- |
0.12 |
- |
- |
- |
3.4 |
0.2 |
39 |
9 |
AR |
5/12/1990 |
14:00 |
4 |
Upstream |
Unknown |
Sharp |
2.1 |
0.0 |
0 |
2.9 |
10.8 |
Unknown |
Unknown |
- |
0.18 |
- |
- |
- |
4.4 |
0.2 |
40 |
9 |
AR |
5/12/1990 |
14:00 |
5 |
Upstream |
Unknown |
Sharp |
2.0 |
0.0 |
0 |
0.7 |
8.1 |
Unknown |
Unknown |
- |
0.18 |
- |
- |
- |
2.7 |
0.2 |
41 |
10 |
AR |
5/14/1990 |
14:00 |
7 |
Downstream |
Group |
Round |
3.0 |
10.9 |
0 |
1.9 |
11.7 |
Unknown |
Unknown |
- |
0.32 |
- |
- |
- |
4.4 |
0.2 |
42 |
10 |
AR |
5/14/1990 |
14:00 |
8 |
Downstream |
Group |
Square |
3.0 |
10.9 |
14 |
2.3 |
13.5 |
Unknown |
Unknown |
- |
0.32 |
- |
- |
- |
1.8 |
0.2 |
43 |
10 |
AR |
5/14/1990 |
14:00 |
10 |
Downstream |
Group |
Round |
3.0 |
10.9 |
0 |
1.5 |
9.1 |
Unknown |
Unknown |
- |
0.32 |
- |
- |
- |
3.3 |
0.2 |
44 |
13 |
CO |
5/23/1984 |
9:00 |
1 |
Upstream |
Single |
Round |
1.2 |
6.4 |
12 |
1.0 |
2.1 |
Unknown |
Noncohesive |
0.40 |
1.19 |
5.15 |
10.70 |
3.6 |
0.6 |
0.2 |
45 |
13 |
CO |
5/23/1984 |
10:30 |
1 |
Downstream |
Single |
Round |
1.2 |
6.4 |
12 |
1.0 |
2.1 |
Unknown |
Noncohesive |
0.40 |
1.19 |
5.15 |
10.70 |
3.6 |
0.4 |
0.2 |
46 |
13 |
CO |
6/5/1984 |
14:00 |
1 |
Upstream |
Single |
Round |
1.2 |
6.4 |
0 |
1.6 |
2.3 |
Unknown |
Noncohesive |
0.40 |
1.19 |
5.15 |
10.70 |
3.6 |
1.3 |
0.3 |
47 |
13 |
CO |
6/5/1984 |
15:00 |
1 |
Downstream |
Single |
Round |
1.2 |
6.4 |
0 |
1.6 |
2.3 |
Unknown |
Noncohesive |
0.40 |
1.19 |
5.15 |
10.70 |
3.6 |
0.5 |
0.2 |
48 |
13 |
CO |
9/27/1984 |
10:00 |
1 |
Upstream |
Single |
Round |
1.2 |
6.4 |
19 |
0.8 |
0.7 |
Unknown |
Noncohesive |
0.34 |
0.64 |
1.19 |
2.87 |
1.9 |
0.6 |
0.2 |
49 |
13 |
CO |
9/27/1984 |
11:00 |
1 |
Downstream |
Single |
Round |
1.2 |
6.4 |
19 |
0.8 |
0.7 |
Unknown |
Noncohesive |
0.34 |
0.64 |
1.19 |
2.87 |
1.9 |
0.4 |
0.2 |
50 |
13 |
CO |
5/23/1984 |
9:00 |
3 |
Upstream |
Single |
Round |
1.2 |
6.4 |
0 |
0.7 |
0.6 |
Unknown |
Noncohesive |
0.40 |
1.19 |
5.15 |
10.70 |
3.6 |
0.3 |
0.2 |
51 |
13 |
CO |
5/23/1984 |
10:30 |
3 |
Downstream |
Single |
Round |
1.2 |
6.4 |
0 |
0.7 |
0.6 |
Unknown |
Noncohesive |
0.40 |
1.19 |
5.15 |
10.70 |
3.6 |
0.3 |
0.2 |
52 |
13 |
CO |
6/5/1984 |
14:00 |
3 |
Upstream |
Single |
Round |
1.2 |
6.4 |
0 |
1.0 |
1.0 |
Unknown |
Noncohesive |
0.40 |
1.19 |
5.15 |
10.70 |
3.6 |
0.3 |
0.2 |
53 |
13 |
CO |
6/5/1984 |
15:00 |
3 |
Downstream |
Single |
Round |
1.2 |
6.4 |
0 |
1.0 |
1.0 |
Unknown |
Noncohesive |
0.40 |
1.19 |
5.15 |
10.70 |
3.6 |
0.3 |
0.2 |
54 |
14 |
CO |
5/22/1984 |
12:00 |
1 |
Upstream |
Single |
Sharp |
0.9 |
27.4 |
26 |
1.6 |
1.2 |
Unknown |
Noncohesive |
8.81 |
29.80 |
68.90 |
80.80 |
3.0 |
0.5 |
0.2 |
55 |
14 |
CO |
5/22/1984 |
14:00 |
1 |
Downstream |
Single |
Sharp |
0.9 |
27.4 |
26 |
1.6 |
1.2 |
Unknown |
Noncohesive |
8.81 |
29.80 |
68.90 |
80.80 |
3.0 |
0.5 |
0.2 |
56 |
14 |
CO |
9/25/1984 |
8:00 |
1 |
Upstream |
Single |
Sharp |
0.9 |
27.4 |
36 |
1.1 |
0.3 |
Unknown |
Noncohesive |
8.81 |
29.80 |
68.90 |
80.80 |
3.0 |
0.3 |
0.2 |
57 |
11 |
CO |
5/21/1984 |
10:00 |
3 |
Upstream |
Single |
Sharp |
0.5 |
7.1 |
20 |
1.4 |
1.8 |
Unknown |
Noncohesive |
0.43 |
1.10 |
5.12 |
10.40 |
3.5 |
0.3 |
0.2 |
58 |
11 |
CO |
5/21/1984 |
13:00 |
3 |
Downstream |
Single |
Sharp |
0.5 |
7.1 |
20 |
1.4 |
1.8 |
Unknown |
Noncohesive |
0.43 |
1.10 |
5.12 |
10.40 |
3.5 |
0.7 |
0.2 |
59 |
11 |
CO |
5/21/1984 |
10:00 |
4 |
Upstream |
Single |
Sharp |
0.5 |
7.1 |
20 |
1.8 |
1.6 |
Unknown |
Noncohesive |
0.43 |
1.10 |
5.12 |
10.40 |
3.5 |
0.3 |
0.2 |
60 |
11 |
CO |
5/21/1984 |
13:00 |
4 |
Downstream |
Single |
Sharp |
0.5 |
7.1 |
20 |
1.8 |
1.6 |
Unknown |
Noncohesive |
0.43 |
1.10 |
5.12 |
10.40 |
3.5 |
0.8 |
0.2 |
61 |
11 |
CO |
6/26/1984 |
14:00 |
4 |
Upstream |
Single |
Sharp |
0.5 |
7.1 |
43 |
1.0 |
1.4 |
Unknown |
Noncohesive |
0.43 |
1.10 |
5.12 |
10.40 |
3.5 |
0.5 |
0.2 |
62 |
11 |
CO |
6/26/1984 |
16:00 |
4 |
Downstream |
Single |
Sharp |
0.5 |
7.1 |
43 |
1.0 |
1.4 |
Unknown |
Noncohesive |
0.43 |
1.10 |
5.12 |
10.40 |
3.5 |
0.7 |
0.2 |
63 |
11 |
CO |
10/3/1984 |
8:00 |
4 |
Upstream |
Single |
Sharp |
0.5 |
7.1 |
0 |
0.6 |
0.6 |
Substantial |
Noncohesive |
0.43 |
1.80 |
7.86 |
14.80 |
4.3 |
0.5 |
0.2 |
64 |
11 |
CO |
10/3/1984 |
10:00 |
4 |
Downstream |
Single |
Sharp |
0.5 |
7.1 |
0 |
0.6 |
0.6 |
Substantial |
Noncohesive |
0.43 |
1.80 |
7.86 |
14.80 |
4.3 |
0.7 |
0.2 |
65 |
11 |
CO |
5/21/1984 |
13:00 |
5 |
Downstream |
Single |
Sharp |
0.5 |
7.1 |
20 |
1.4 |
1.3 |
Unknown |
Noncohesive |
0.43 |
1.10 |
5.12 |
10.40 |
3.5 |
0.9 |
0.2 |
66 |
11 |
CO |
6/26/1984 |
16:00 |
5 |
Downstream |
Single |
Sharp |
0.5 |
7.1 |
43 |
1.0 |
1.0 |
Unknown |
Noncohesive |
0.43 |
1.10 |
5.12 |
10.40 |
3.5 |
0.5 |
0.2 |
67 |
11 |
CO |
10/3/1984 |
10:00 |
5 |
Downstream |
Single |
Sharp |
0.5 |
7.1 |
43 |
0.8 |
0.7 |
Unknown |
Noncohesive |
0.43 |
1.80 |
7.86 |
14.80 |
4.3 |
0.4 |
0.2 |
68 |
12 |
CO |
5/18/1984 |
11:00 |
1 |
Upstream |
Single |
Square |
0.3 |
7.3 |
26 |
0.8 |
1.0 |
Unknown |
Noncohesive |
0.40 |
0.94 |
3.51 |
6.98 |
3.0 |
0.6 |
0.2 |
69 |
12 |
CO |
5/18/1984 |
13:30 |
1 |
Downstream |
Single |
Square |
0.3 |
7.3 |
26 |
0.8 |
1.0 |
Unknown |
Noncohesive |
0.40 |
0.94 |
3.51 |
6.98 |
3.0 |
0.6 |
0.2 |
70 |
12 |
CO |
6/25/1984 |
14:00 |
1 |
Upstream |
Single |
Square |
0.3 |
7.3 |
15 |
0.7 |
0.6 |
Unknown |
Noncohesive |
0.40 |
0.94 |
3.51 |
6.98 |
3.0 |
0.2 |
0.2 |
Table 24. Pier scour observations, continued.
Measurement |
Site |
State |
Date |
Time |
Pier |
Upstream/ Downstream |
Pier Type |
Pier Shape |
Pier Width (m) |
Pier Length (m) |
Skew (deg) |
Velocity (m/s) |
Depth (m) |
Debris Effects |
Bed Material |
D16 (mm) |
D50 (mm) |
D84 (mm) |
D95 (mm) |
Grad-ation |
Scour Depth (m) |
Ac-curacy (m) |
71 |
12 |
CO |
6/25/1984 |
16:30 |
1 |
Downstream |
Single |
Square |
0.3 |
7.3 |
15 |
0.7 |
0.6 |
Unknown |
Noncohesive |
0.40 |
0.94 |
3.51 |
6.98 |
3.0 |
0.4 |
0.2 |
72 |
12 |
CO |
10/2/1984 |
14:00 |
1 |
Upstream |
Single |
Square |
0.3 |
7.3 |
15 |
0.7 |
0.2 |
Unknown |
Noncohesive |
0.30 |
0.67 |
2.10 |
9.30 |
2.6 |
0.5 |
0.2 |
73 |
12 |
CO |
10/2/1984 |
16:00 |
1 |
Downstream |
Single |
Square |
0.3 |
7.3 |
15 |
0.7 |
0.2 |
Unknown |
Noncohesive |
0.30 |
0.67 |
2.10 |
9.30 |
2.6 |
0.0 |
0.2 |
74 |
12 |
CO |
5/18/1984 |
11:00 |
2 |
Upstream |
Single |
Square |
0.3 |
7.3 |
26 |
1.1 |
1.0 |
Substantial |
Noncohesive |
0.40 |
0.94 |
3.51 |
6.98 |
3.0 |
0.2 |
0.2 |
75 |
12 |
CO |
5/18/1984 |
13:00 |
2 |
Downstream |
Single |
Square |
0.3 |
7.3 |
26 |
1.1 |
1.0 |
Substantial |
Noncohesive |
0.40 |
0.94 |
3.51 |
6.98 |
3.0 |
0.5 |
0.2 |
76 |
12 |
CO |
5/18/1984 |
11:00 |
3 |
Upstream |
Single |
Square |
0.3 |
7.3 |
14 |
1.2 |
1.0 |
Unknown |
Noncohesive |
0.40 |
0.94 |
3.51 |
6.98 |
3.0 |
0.3 |
0.2 |
77 |
12 |
CO |
5/18/1984 |
13:30 |
3 |
Downstream |
Single |
Square |
0.3 |
7.3 |
14 |
1.2 |
1.0 |
Unknown |
Noncohesive |
0.40 |
0.94 |
3.51 |
6.98 |
3.0 |
0.3 |
0.2 |
78 |
12 |
CO |
6/25/1984 |
14:00 |
3 |
Upstream |
Single |
Square |
0.3 |
7.3 |
20 |
0.8 |
0.3 |
Unknown |
Noncohesive |
0.40 |
0.94 |
3.51 |
6.98 |
3.0 |
0.3 |
0.2 |
79 |
12 |
CO |
6/25/1984 |
16:30 |
3 |
Downstream |
Single |
Square |
0.3 |
7.3 |
20 |
0.8 |
0.3 |
Unknown |
Noncohesive |
0.40 |
0.94 |
3.51 |
6.98 |
3.0 |
0.0 |
0.2 |
80 |
12 |
CO |
5/18/1984 |
11:00 |
4 |
Upstream |
Single |
Square |
0.3 |
7.3 |
23 |
1.2 |
1.3 |
Substantial |
Noncohesive |
0.40 |
0.94 |
3.51 |
6.98 |
3.0 |
0.2 |
0.2 |
81 |
12 |
CO |
5/18/1984 |
13:30 |
4 |
Downstream |
Single |
Square |
0.3 |
7.3 |
23 |
1.2 |
1.3 |
Substantial |
Noncohesive |
0.40 |
0.94 |
3.51 |
6.98 |
3.0 |
0.3 |
0.2 |
82 |
12 |
CO |
6/25/1984 |
14:00 |
4 |
Upstream |
Single |
Square |
0.3 |
7.3 |
16 |
1.0 |
0.3 |
Unknown |
Noncohesive |
0.40 |
0.94 |
3.51 |
6.98 |
3.0 |
0.4 |
0.2 |
83 |
12 |
CO |
6/25/1984 |
16:30 |
4 |
Downstream |
Single |
Square |
0.3 |
7.3 |
16 |
1.0 |
0.3 |
Unknown |
Noncohesive |
0.40 |
0.94 |
3.51 |
6.98 |
3.0 |
0.2 |
0.2 |
84 |
12 |
CO |
10/2/1984 |
14:00 |
4 |
Upstream |
Single |
Square |
0.3 |
7.3 |
16 |
0.7 |
1.0 |
Unknown |
Noncohesive |
0.30 |
0.67 |
2.10 |
9.30 |
2.6 |
0.4 |
0.2 |
85 |
12 |
CO |
5/18/1984 |
11:00 |
5 |
Upstream |
Single |
Square |
0.3 |
7.3 |
16 |
1.2 |
1.9 |
Unknown |
Noncohesive |
0.40 |
0.94 |
3.51 |
6.98 |
3.0 |
0.6 |
0.2 |
86 |
12 |
CO |
5/18/1984 |
13:30 |
5 |
Downstream |
Single |
Square |
0.3 |
7.3 |
16 |
1.2 |
1.9 |
Unknown |
Noncohesive |
0.40 |
0.94 |
3.51 |
6.98 |
3.0 |
0.5 |
0.2 |
87 |
12 |
CO |
6/25/1984 |
14:00 |
5 |
Upstream |
Single |
Square |
0.3 |
7.3 |
11 |
1.1 |
0.4 |
Unknown |
Noncohesive |
0.40 |
0.94 |
3.51 |
6.98 |
3.0 |
0.5 |
0.2 |
88 |
12 |
CO |
6/25/1984 |
16:30 |
5 |
Downstream |
Single |
Square |
0.3 |
7.3 |
11 |
1.1 |
0.4 |
Unknown |
Noncohesive |
0.40 |
0.94 |
3.51 |
6.98 |
3.0 |
0.4 |
0.2 |
89 |
12 |
CO |
10/2/1984 |
14:00 |
5 |
Upstream |
Single |
Square |
0.3 |
7.3 |
11 |
1.1 |
0.9 |
Unknown |
Noncohesive |
0.40 |
0.94 |
3.51 |
6.98 |
2.6 |
0.5 |
0.2 |
90 |
12 |
CO |
10/2/1984 |
16:00 |
5 |
Downstream |
Single |
Square |
0.3 |
7.3 |
11 |
1.1 |
0.9 |
Unknown |
Noncohesive |
0.40 |
0.94 |
3.51 |
6.98 |
2.6 |
0.5 |
0.2 |
91 |
12 |
CO |
5/18/1984 |
11:00 |
6 |
Upstream |
Single |
Square |
0.3 |
7.3 |
16 |
1.2 |
2.7 |
Unknown |
Noncohesive |
0.40 |
0.94 |
3.51 |
6.98 |
3.0 |
0.7 |
0.2 |
92 |
12 |
CO |
5/18/1984 |
13:30 |
6 |
Downstream |
Single |
Square |
0.3 |
7.3 |
16 |
1.2 |
2.7 |
Unknown |
Noncohesive |
0.40 |
0.94 |
3.51 |
6.98 |
3.0 |
0.8 |
0.2 |
93 |
12 |
CO |
6/25/1984 |
14:00 |
6 |
Upstream |
Single |
Square |
0.3 |
7.3 |
8 |
1.1 |
0.5 |
Unknown |
Noncohesive |
0.40 |
0.94 |
3.51 |
6.98 |
3.0 |
0.5 |
0.2 |
94 |
12 |
CO |
6/25/1984 |
16:30 |
6 |
Downstream |
Single |
Square |
0.3 |
7.3 |
8 |
1.1 |
0.5 |
Unknown |
Noncohesive |
0.40 |
0.94 |
3.51 |
6.98 |
3.0 |
0.4 |
0.2 |
95 |
12 |
CO |
10/2/1984 |
14:00 |
6 |
Upstream |
Single |
Square |
0.3 |
7.3 |
8 |
1.1 |
0.6 |
Unknown |
Noncohesive |
0.30 |
0.67 |
2.10 |
9.30 |
2.6 |
0.6 |
0.2 |
96 |
12 |
CO |
10/2/1984 |
16:00 |
6 |
Downstream |
Single |
Square |
0.3 |
7.3 |
8 |
1.1 |
0.6 |
Unknown |
Noncohesive |
0.30 |
0.67 |
2.10 |
9.30 |
2.6 |
0.6 |
0.2 |
97 |
12 |
CO |
5/18/1984 |
11:00 |
7 |
Upstream |
Single |
Square |
0.3 |
7.3 |
14 |
1.6 |
2.8 |
Substantial |
Noncohesive |
0.40 |
0.94 |
3.51 |
6.98 |
3.0 |
0.4 |
0.2 |
98 |
12 |
CO |
5/18/1984 |
13:30 |
7 |
Downstream |
Single |
Square |
0.3 |
7.3 |
14 |
1.6 |
2.8 |
Substantial |
Noncohesive |
0.40 |
0.94 |
3.51 |
6.98 |
3.0 |
0.4 |
0.2 |
99 |
12 |
CO |
6/25/1984 |
14:00 |
7 |
Upstream |
Single |
Square |
0.3 |
7.3 |
13 |
1.1 |
0.7 |
Unknown |
Noncohesive |
0.40 |
0.94 |
3.51 |
6.98 |
3.0 |
0.5 |
0.2 |
100 |
12 |
CO |
6/25/1984 |
16:30 |
7 |
Downstream |
Single |
Square |
0.3 |
7.3 |
13 |
1.1 |
0.7 |
Unknown |
Noncohesive |
0.40 |
0.94 |
3.51 |
6.98 |
3.0 |
0.4 |
0.2 |
101 |
12 |
CO |
10/2/1984 |
14:00 |
7 |
Upstream |
Single |
Square |
0.3 |
7.3 |
13 |
0.7 |
0.7 |
Unknown |
Noncohesive |
0.30 |
0.67 |
2.10 |
9.30 |
2.6 |
0.6 |
0.2 |
102 |
12 |
CO |
10/2/1984 |
16:00 |
7 |
Downstream |
Single |
Square |
0.3 |
7.3 |
13 |
0.7 |
0.7 |
Unknown |
Noncohesive |
0.30 |
0.67 |
2.10 |
9.30 |
2.6 |
0.9 |
0.2 |
103 |
12 |
CO |
5/18/1984 |
11:00 |
8 |
Upstream |
Single |
Square |
0.3 |
7.3 |
11 |
1.3 |
2.9 |
Substantial |
Noncohesive |
0.40 |
0.94 |
3.51 |
6.98 |
3.0 |
0.2 |
0.2 |
104 |
12 |
CO |
5/18/1984 |
13:30 |
8 |
Downstream |
Single |
Square |
0.3 |
7.3 |
11 |
1.3 |
2.9 |
Substantial |
Noncohesive |
0.40 |
0.94 |
3.51 |
6.98 |
3.0 |
0.6 |
0.2 |
105 |
12 |
CO |
10/2/1984 |
14:00 |
8 |
Upstream |
Single |
Square |
0.3 |
7.3 |
11 |
0.7 |
0.8 |
Insignificant |
Noncohesive |
0.30 |
0.67 |
2.10 |
9.30 |
2.6 |
0.2 |
0.2 |
Table 24. Pier scour observations, continued.
Measurement |
Site |
State |
Date |
Time |
Pier |
Upstream/ Downstream |
Pier Type |
Pier Shape |
Pier Width (m) |
Pier Length (m) |
Skew (deg) |
Velocity (m/s) |
Depth (m) |
Debris Effects |
Bed Material |
D16 (mm) |
D50 (mm) |
D84 (mm) |
D95 (mm) |
Grad-ation |
Scour Depth (m) |
Ac-curacy (m) |
106 |
12 |
CO |
10/2/1984 |
16:00 |
8 |
Downstream |
Single |
Square |
0.3 |
7.3 |
11 |
0.7 |
0.8 |
Unknown |
Noncohesive |
0.30 |
0.67 |
2.10 |
9.30 |
2.6 |
0.3 |
0.2 |
107 |
16 |
DE |
9/24/1991 |
14:00 |
C |
Upstream |
Group |
Cylindrical |
0.8 |
13.1 |
0 |
0.3 |
3.2 |
Unknown |
Unknown |
0.09 |
0.18 |
0.37 |
0.65 |
2.0 |
0.7 |
0.3 |
108 |
16 |
DE |
6/8/1992 |
9:00 |
C |
Upstream |
Group |
Cylindrical |
0.8 |
13.1 |
0 |
0.3 |
3.1 |
Unknown |
Unknown |
0.09 |
0.18 |
0.37 |
0.65 |
2.0 |
0.5 |
0.3 |
109 |
16 |
DE |
6/8/1992 |
10:30 |
C |
Upstream |
Group |
Cylindrical |
0.8 |
13.1 |
0 |
0.3 |
3.1 |
Unknown |
Unknown |
0.09 |
0.18 |
0.37 |
0.65 |
2.0 |
0.3 |
0.3 |
110 |
16 |
DE |
9/24/1991 |
14:00 |
E |
Upstream |
Group |
Cylindrical |
0.8 |
13.1 |
0 |
0.3 |
8.0 |
Unknown |
Unknown |
0.09 |
0.18 |
0.37 |
0.65 |
2.0 |
1.6 |
0.3 |
111 |
16 |
DE |
6/8/1992 |
9:00 |
E |
Upstream |
Group |
Cylindrical |
0.8 |
13.1 |
0 |
0.5 |
7.8 |
Unknown |
Unknown |
0.09 |
0.18 |
0.37 |
0.65 |
2.0 |
1.4 |
0.3 |
112 |
16 |
DE |
6/8/1992 |
10:30 |
E |
Upstream |
Group |
Cylindrical |
0.8 |
13.1 |
0 |
0.5 |
7.8 |
Unknown |
Unknown |
0.09 |
0.18 |
0.37 |
0.65 |
2.0 |
1.4 |
0.3 |
113 |
16 |
DE |
9/24/1991 |
14:00 |
F |
Upstream |
Group |
Cylindrical |
0.8 |
13.1 |
0 |
0.4 |
7.1 |
Unknown |
Unknown |
0.06 |
0.18 |
0.37 |
0.65 |
2.0 |
0.5 |
0.3 |
114 |
16 |
DE |
6/8/1992 |
9:00 |
F |
Upstream |
Group |
Cylindrical |
0.8 |
13.1 |
0 |
0.5 |
7.6 |
Unknown |
Unknown |
0.06 |
0.18 |
0.37 |
0.65 |
2.0 |
1.2 |
0.3 |
115 |
16 |
DE |
6/8/1992 |
10:30 |
F |
Upstream |
Group |
Cylindrical |
0.8 |
13.1 |
0 |
0.5 |
7.6 |
Unknown |
Unknown |
0.06 |
0.18 |
0.37 |
0.65 |
2.0 |
1.2 |
0.3 |
116 |
16 |
DE |
9/24/1991 |
14:00 |
G |
Upstream |
Group |
Cylindrical |
0.8 |
13.1 |
0 |
0.3 |
3.8 |
Unknown |
Unknown |
0.06 |
0.18 |
0.37 |
0.65 |
2.0 |
0.4 |
0.3 |
117 |
16 |
DE |
6/8/1992 |
10:30 |
G |
Upstream |
Group |
Cylindrical |
0.8 |
13.1 |
0 |
0.3 |
3.7 |
Unknown |
Unknown |
0.06 |
0.18 |
0.37 |
0.65 |
2.0 |
0.2 |
0.3 |
118 |
16 |
DE |
6/8/1992 |
9:00 |
H |
Upstream |
Group |
Cylindrical |
0.8 |
13.1 |
0 |
0.2 |
1.5 |
Unknown |
Unknown |
0.06 |
0.18 |
0.37 |
0.65 |
2.0 |
0.5 |
0.3 |
119 |
16 |
DE |
6/8/1992 |
10:30 |
H |
Upstream |
Group |
Cylindrical |
0.8 |
13.1 |
0 |
0.2 |
1.5 |
Unknown |
Unknown |
0.06 |
0.18 |
0.37 |
0.65 |
2.0 |
0.5 |
0.3 |
120 |
16 |
DE |
6/8/1992 |
9:00 |
I |
Upstream |
Group |
Cylindrical |
0.8 |
13.1 |
0 |
0.2 |
0.3 |
Unknown |
Unknown |
0.06 |
0.18 |
0.37 |
0.65 |
2.0 |
0.2 |
0.3 |
121 |
15 |
DE |
11/28/1988 |
16:00 |
C2 |
Upstream |
Group |
Square |
0.4 |
8.2 |
0 |
0.6 |
4.7 |
Unknown |
Unknown |
0.06 |
0.40 |
1.40 |
8.00 |
5.1 |
0.2 |
0.3 |
122 |
15 |
DE |
11/15/1990 |
13:30 |
C2 |
Upstream |
Group |
Square |
0.4 |
8.2 |
0 |
0.7 |
5.3 |
Unknown |
Unknown |
0.06 |
0.40 |
1.40 |
8.00 |
5.1 |
0.2 |
0.3 |
123 |
15 |
DE |
12/2/1990 |
13:00 |
C2 |
Upstream |
Group |
Square |
0.4 |
8.2 |
0 |
0.4 |
4.8 |
Unknown |
Unknown |
0.06 |
0.40 |
1.40 |
8.00 |
5.1 |
0.3 |
0.3 |
124 |
15 |
DE |
12/2/1990 |
14:00 |
C2 |
Upstream |
Group |
Square |
0.4 |
8.2 |
0 |
0.7 |
4.2 |
Unknown |
Unknown |
0.06 |
0.40 |
1.40 |
8.00 |
5.1 |
0.2 |
0.3 |
125 |
15 |
DE |
12/4/1990 |
15:00 |
C2 |
Upstream |
Group |
Square |
0.4 |
8.2 |
0 |
0.4 |
4.7 |
Unknown |
Unknown |
0.06 |
0.40 |
1.40 |
8.00 |
5.1 |
0.3 |
0.3 |
126 |
15 |
DE |
10/7/1991 |
13:00 |
C2 |
Upstream |
Group |
Square |
0.4 |
8.2 |
0 |
0.5 |
4.6 |
Unknown |
Unknown |
0.06 |
0.40 |
1.40 |
8.00 |
5.1 |
0.2 |
0.3 |
127 |
15 |
DE |
6/10/1992 |
9:30 |
C2 |
Upstream |
Group |
Square |
0.4 |
8.2 |
0 |
0.5 |
4.6 |
Unknown |
Unknown |
0.06 |
0.40 |
1.40 |
8.00 |
5.1 |
0.2 |
0.3 |
128 |
15 |
DE |
6/10/1992 |
10:30 |
C2 |
Upstream |
Group |
Square |
0.4 |
8.2 |
0 |
0.5 |
4.2 |
Unknown |
Unknown |
0.06 |
0.40 |
1.40 |
8.00 |
5.1 |
0.2 |
0.3 |
129 |
15 |
DE |
6/10/1992 |
11:30 |
C2 |
Upstream |
Group |
Square |
0.4 |
8.2 |
0 |
0.5 |
3.7 |
Unknown |
Unknown |
0.06 |
0.40 |
1.40 |
8.00 |
5.1 |
0.2 |
0.3 |
130 |
15 |
DE |
11/15/1990 |
13:30 |
C3 |
Upstream |
Group |
Square |
0.4 |
8.2 |
0 |
0.5 |
4.0 |
Unknown |
Unknown |
0.06 |
0.40 |
1.40 |
8.00 |
5.1 |
0.1 |
0.3 |
131 |
15 |
DE |
6/10/1992 |
10:30 |
C3 |
Upstream |
Group |
Square |
0.4 |
8.2 |
0 |
0.5 |
4.9 |
Unknown |
Unknown |
0.06 |
0.40 |
1.40 |
8.00 |
5.1 |
0.3 |
0.3 |
132 |
17 |
GA |
2/12/1990 |
14:45 |
11 |
Upstream |
Group |
Square |
1.2 |
9.9 |
0 |
0.6 |
5.7 |
Insignificant |
Noncohesive |
0.55 |
1.00 |
2.45 |
4.10 |
2.1 |
2.1 |
0.1 |
133 |
17 |
GA |
2/12/1990 |
17:05 |
11 |
Upstream |
Group |
Square |
1.2 |
9.9 |
0 |
0.5 |
5.5 |
Insignificant |
Noncohesive |
0.55 |
1.00 |
2.45 |
4.10 |
2.1 |
2.0 |
0.1 |
134 |
17 |
GA |
2/12/1990 |
13:00 |
12 |
Upstream |
Group |
Square |
1.2 |
10.8 |
0 |
0.5 |
7.1 |
Insignificant |
Noncohesive |
0.55 |
1.00 |
2.45 |
4.10 |
2.1 |
1.2 |
0.1 |
135 |
17 |
GA |
2/12/1990 |
14:45 |
12 |
Upstream |
Group |
Square |
1.2 |
10.8 |
0 |
0.7 |
6.4 |
Insignificant |
Noncohesive |
0.55 |
1.00 |
2.45 |
4.10 |
2.1 |
1.4 |
0.1 |
136 |
17 |
GA |
2/12/1990 |
17:05 |
12 |
Upstream |
Group |
Square |
1.2 |
10.8 |
0 |
0.7 |
6.2 |
Insignificant |
Noncohesive |
0.55 |
1.00 |
2.45 |
4.10 |
2.1 |
1.7 |
0.1 |
137 |
17 |
GA |
2/12/1990 |
13:00 |
13 |
Upstream |
Group |
Square |
1.8 |
10.8 |
0 |
0.5 |
8.0 |
Insignificant |
Noncohesive |
0.55 |
1.00 |
2.45 |
4.10 |
2.1 |
1.2 |
0.1 |
138 |
17 |
GA |
2/12/1990 |
14:45 |
13 |
Upstream |
Group |
Square |
1.8 |
10.8 |
0 |
0.7 |
7.6 |
Insignificant |
Noncohesive |
0.55 |
1.00 |
2.45 |
4.10 |
2.1 |
1.5 |
0.1 |
139 |
17 |
GA |
2/12/1990 |
17:05 |
13 |
Upstream |
Group |
Square |
1.8 |
10.8 |
0 |
0.7 |
7.0 |
Insignificant |
Noncohesive |
0.55 |
1.00 |
2.45 |
4.10 |
2.1 |
1.6 |
0.1 |
140 |
57 |
IL |
8/3/1993 |
- |
11 |
Upstream |
Single |
Square |
4.0 |
11.6 |
11 |
2.4 |
22.5 |
Insignificant |
Noncohesive |
0.30 |
0.60 |
1.30 |
4.20 |
2.1 |
7.1 |
0.6 |
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