Reference_Reach_DesignTrabuco_ERFO_Bridge_LongPro_PebbleCount.xlsx
XLSX spreadsheet 60 KB Posted
- Attached to
- Trabuco Canyon Bridge Project Federal contract opportunity
- Solicitation number
- AG-9A40-S-14-0034
About this file
Reach Design Trabuco ERFO Bridge LongPro Pebble Count
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| Solicitation.pdf | ||
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Text version
Long Profile
| Reference Reach with ~4-5% slope | ||||
| Distance on Tape starting from base of step | Rod Height | Notes | Bankful width (meters) | |
| in meters | in meters | Notes | Reference Reach | |
| 0 | -1.1 | Start below woody debris dam, in a small pool. | ||
| 0.6 | -1 | Bottom of wood/boulder step | Step | |
| 3.2 | -1 | Top of boulder step | ||
| 4.5 | -1.47 | Bottom of boulder step | Run 1 | |
| 5.4 | -1.54 | Begin run/glide (possibly shallow pool) | ||
| 9.2 | -1.47 | Run continues through shallow step | ||
| 12 | -1.46 | Run continues | ||
| 14.6 | -1.25 | Run continues as substate increases in roughness and diameter | Riffle 1 | |
| 16.8 | -1.54 | Small riffle and step (left bank has large boulders, right bank smaller substrate) | 8.8 | |
| 19 | -1.6 | Small step in riffle | ||
| 20.6 | -1.94 | Bottom of riffle and step | ||
| 22.1 | -2.16 | Pool below riffle, gradually becomes run through curve around gravel bar. | ||
| 24.4 | -2.1 | Start run through curve | ||
| 26.3 | -2 | Begin rock leading to top of large step. | 10 | Step |
| 28 | -1.86 | Top of large step above cascade start | ||
| 29 | -2.14 | Bottom of large step above cascade start | ||
| 30.2 | -2.14 | Flat rocky section to cascade top | ||
| 31.6 | -2.35 | Top of cascade | 9 | Cascade |
| 33.5 | -2.64 | cascade step | ||
| 36.5 | -3.1 | cascade step | ||
| 37.3 | -3.12 | end cascade | ||
| 38.6 | -3.15 | Pool at the base of the cascade | 6.4 | |
| 40.8 | -3.2 | Another pool below small step. | ||
| 42.5 | -3.16 | end pool. Begin step. | ||
| 44.3 | -3.3 | Through rock step | 8.8 | |
| 45.3 | -3.35 | Pool below step. | ||
| 47.2 | -3.65 | Pool to riffle. | ||
| 48 | -3.25 | Riffle | Riffle 2 | |
| 49.5 | -3.29 | Riffle | ||
| 50 | -3.35 | Riffle | ||
| 53.2 | -3.45 | Run | 8 | |
| 61.8 | -3.59 | Top of cascade | ||
| 63.3 | -3.95 | Cascade |
Reference Reach 0 0.6 3.2 4.5 5.4 9.1999999999999993 12 14.6 16.8 19 20.6 22.1 24.4 26.3 28 29 30.2 31.6 33.5 36.5 37.299999999999997 38.6 40.799999999999997 42.5 44.3 45.3 47.2 48 49.5 50 53.2 61.8 63.3 -1.1000000000000001 -1 -1 -1.47 -1.54 -1.47 -1.46 -1.25 -1.54 -1.6 -1.94 -2.16 -2.1 -2 -1.86 -2.14 -2.14 -2.35 -2.64 -3.1 -3.12 -3.15 -3.2 -3.16 -3.3 -3.35 -3.65 -3.25 -3.29 -3.35 -3.45 -3.59 -3.95 Riffle 1 14.6 16.8 19 20.6 -1.25 -1.54 -1.6 -1.94 Step 26.3 28 29 -2 -1.86 -2.14 Cascade 31.6 33.5 36.5 37.299999999999997 -2.35 -2.64 -3.1 -3.12 Riffle 2 48 49.5 50 53.2 61.8 -3.25 -3.29 -3.35 -3.45 -3.59 Step 0.6 3.2 4.5 -1 -1 -1.47 Sediment Size
| Riffle Pebble Count Results | |
| % smaller | in mm |
| 1 | 2 |
| 10 | 22.6 |
| 20 | 32 |
| 30 | 45 |
| 40 | 64 |
| 50 | 90 |
| 60 | 90 |
| 70 | 180 |
| 80 | 200 |
| 84 | 240 |
| 90 | 250 |
| 95 | 300 |
| 100 | 540 |
| Cascade Pebble Count Results | |
| % smaller | in mm |
| 1 | 32 |
| 11 | 45 |
| 20 | 90 |
| 30 | 128 |
| 40 | 128 |
| 50 | 180 |
| 60 | 200 |
| 70 | 270 |
| 80 | 300 |
| 85 | 500 |
| 90 | 600 |
| 95 | 700 |
| 100 | 1400 |
Cascade Pebble Count Results 32 45 90 128 128 180 200 270 300 500 600 700 1400 0.96153846153846156 10.576923076923077 20.192307692307693 29.807692307692307 40.384615384615387 50 59.615384615384613 70.192307692307693 79.807692307692307 84.615384615384613 90.384615384615387 95.192307692307693 100 Riffle Pebble Count Results 2 22.6 32 45 64 90 90 180 200 240 250 300 540 1 10 20 30 40 50 60 70 80 84 90 95 100 image1.png image2.png image3.png
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