Hydraulic Efficiency of Grate and Curb Inlets - Urban Drainage and ...

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Figure 3-10: Triple No. 13 combination photograph Note Reducing Plate Figure 3-11: Single No. 13 combination with 4-in. curb opening photograph Figure 3-12: Single No. 13 combination with grate only photograph 32
Figure 3-13: Single No. 13 curb opening only photograph Figure 3-14: Single No. 13 combination debris test one photograph Figure 3-15: Single No. 13 combination debris test two photograph 33
Page 1: HYDRAULIC EFFICIENCY OF GRATE AND C
Page 5 and 6: TABLE OF CONTENTS LIST OF FIGURES .
Page 7 and 8: LIST OF FIGURES Figure 1-1: Map of
Page 9 and 10: Figure 5-7: Predicted vs. observed
Page 11 and 12: LIST OF TABLES Table 2-1: Summary o
Page 13 and 14: LIST OF SYMBOLS, UNITS OF MEASURE,
Page 15 and 16: S c , Sc, cross slope cross (or lat
Page 17 and 18: ID mag meter No. QC ® R5 R9 R12 R1
Page 19 and 20: 1 INTRODUCTION A research program w
Page 21 and 22: 1-1 often require use of these thre
Page 23 and 24: 2 LITERATURE REVIEW Urban storm dra
Page 25 and 26: • All grates showed patterns of i
Page 27 and 28: Q = Q w + Q s Equation 2-1 where: 2
Page 29 and 30: Inlet Name Bar P-1-7/8 Bar P-1-7/8-
Page 31 and 32: 2.2.3 Curb Opening Inlets Curb open
Page 33 and 34: 2.3 Manning’s Equation Uniform fl
Page 35 and 36: where: q 1 = dependent parameter; q
Page 37: Q ⎛ L L Qw ⎞ = f ⎜ , ⎟ Equa
Page 40 and 41: Headbox Pipe Network Inlets Street
Page 42 and 43: capacity. A similar study performed
Page 44 and 45: Table 3-3: Test matrix for 0.33-ft
Page 46 and 47: Table 3-5: Test matrix for 1-ft pro
Page 48 and 49: Solid Plexiglas ® was milled to pr
Page 52 and 53: Figure 3-16: Single No. 16 combinat
Page 54 and 55: Figure 3-22: Single No. 16 combinat
Page 56 and 57: Note Safety Bar Figure 3-28: R5 wit
Page 58 and 59: Flow entering and exiting the model
Page 60 and 61: Following a standardized testing pr
Page 63 and 64: 4 DATA AND OBSERVATIONS Testing res
Page 65 and 66: Figure 4-2: Type 16 combination-inl
Page 67 and 68: 45 40 35 Captured flow (cfs) 30 25
Page 69 and 70: 5 ANALYSIS AND RESULTS Data selecte
Page 71 and 72: likely due to the nature of the ori
Page 73 and 74: 1 Observed 0.9 0.8 0.7 0.6 0.5 0.4
Page 75 and 76: Total flow (Q) is known from the ob
Page 77 and 78: Observed 1 0.9 0.8 0.7 0.6 0.5 0.4
Page 79 and 80: 1 0.9 Observed 0.8 0.7 0.6 0.5 0.4
Page 81 and 82: The second Pi group is the square o
Page 83 and 84: Table 5-2: Empirical equations for
Page 85 and 86: Agreement is best at the smallest f
Page 87 and 88: Efficiency/base efficiency 2.2 2 1.
Page 89 and 90: were typically seen at higher flow
Page 91 and 92: Average difference in calculated ef
Page 93: Depth (ft) Table 5-3: Efficiency er
Page 96 and 97: test data for typical design depths
Page 98 and 99: Observed efficiency 1 0.9 0.8 0.7 0
Page 101:
7 REFERENCES Bos, M. G. (1989). Dis
Page 105 and 106:
(P-1-7/8 grate does not have the 10
Page 107 and 108:
Figure A-3: Curved vane grate (UDFC
Page 109 and 110:
Figure A-5: 30º-tilt bar grate (UD
Page 111:
APPENDIX B ON-GRADE TEST DATA 93
Page 114 and 115:
Test ID Number Configuration Table
Page 116 and 117:
Table B-3: 2% and 1% on-grade test
Page 118 and 119:
Test ID Number Configuration Longit
Page 120 and 121:
Test ID Number Configuration Table
Page 122 and 123:
Table B-7: Additional debris tests
Page 124 and 125:
106
Page 126 and 127:
For the additional sump tests, only
Page 128 and 129:
110
Page 130 and 131:
(a) (b) Figure D-2: Type 16 inlet s
Page 132 and 133:
(a) (b) (c) Figure D-4: Type R curb
Page 134 and 135:
116
Page 136 and 137:
Extent of Flow Station (x) Position
Page 138 and 139:
120
Page 140 and 141:
Test ID Number depth (ft) Tw (ft) A
Page 142 and 143:
Table F-2: Additional parameters fo
Page 144 and 145:
Page 146 and 147:
Page 148 and 149:
130
Page 150 and 151:
132
Page 152 and 153:
Plot of rstudent*pred. Legend: A =
Page 154 and 155:
The REG Procedure Model: MODEL1 Dep
Page 156 and 157:
Plot of logE*pred. Legend: A = 1 ob
Page 158 and 159:
Plot of rstudent*pred. Legend: A =
Page 160 and 161:
142
Page 162 and 163:
144
Page 164 and 165:
Test ID Number Depth (ft) Grates Fl
Page 166 and 167:
Test ID Number Depth (ft) Grates Fl
Page 168 and 169:
Test ID Number Depth Length Flow Ef
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