APPENDIX C HYDROLOGIC / HYDRAULIC CALCULATIONS – ON...

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APPENDIX CHYDROLOGIC / HYDRAULIC CALCULATIONS –

ON-SITE FACILITIES

Appendix C

Appendix C-1 I-15 Mainline / US-95 & US-95 Viaduct

Appendix C-1.1 Onsite Subbasin Maps

Appendix C-1.2 Onsite Rational Method Calculations

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A B C D E F G H I J K L M N O P Q R T U V W X Y Z AA AB AC AD AE

Project Neon P3 Preliminary Design CalculationsOnsite Runoff Calculations - Paved Areas 25-Year Storm Event Runoff Calculations

INPUT DATA: (1) Slt Longitudinal slope at Inlet (8) T1 Actual spread, first iterationQ = KCIA (2) Sct Cross slope at the inlet (9) Af Cross sectional area of flow in shoulder

Local Adjustment Factor - NDOT Criteria K= 1 Modified Manning's Equation n= 0.015 (3) Sltt Average longitudinal slope throughout the subbasin (10) tt Time of flow in shoulder Green Text - Entered into SpreadsheetRunoff Coefficient - Paved Areas C= 0.9 (4) Sctt Average cross slope throughout the subbasin (11) tc Total concentration time Blue Text - Calculated within Spreadsheet

Rainfall Intensity - NOAA Atlas 14 I= 4.26 in/hr (5) Si Slope of initial sheet flow (12) I2 Rainfall intensity, second iteration - Cell Value Entered (6) Li Length of initial sheet flow (13) I2-I1 Difference of Rainfall Intensities (Routed I to Initial I) - Flow Spread Does Not Meet Criteria

(Based on the Rational Formula Method - in accordance with HEC-22, the NDOT Drainage Manual, and the CCRFCD HCDDM) (7) ti Time of initial sheet flow (14) Q2 Flow rate derived from Q = KCIA, second iteration - Flow Spread Meets Criteria Within Length of Slotted Drain

Subbasin Subbasin Q=KCIA (1) (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13) (14) Bypass Flow Q2 + Qb Total AllowableLength Width from upstream basin Spread Spread Flow Spread

Subbasin Rdwy Area Area L Qb Qtotal Ttotal Tallow CheckAlign From To Dir (sqft) (acres) (ft) (ft) (cfs) (%) (%) (%) (%) (%) (ft) (min) (ft) (ft2) (min) (min) (in/hr) (cfs) (cfs) (cfs) (ft) (ft)

BEGIN NORTHBOUND LANE ANALYSIS ("MN" Line) - Crumb Rubber Segment South of SaharaLe679 "Le" 674+63.86 679+43.79 NB 59,509 1.3661 480 111 5.24 3.43 3.96 2.50 3.13 4.01 196.30 0.66 8.35 1.09 1.67 2.32 4.26 0.00 5.24 2.00 7.24 7.67 14.80 OK No hard shots for this basin, used existing DTM. Basin drains to Le683. Assumes 2cfs bypass from upstream area.Le683 "Le" 679+43.79 683+39.04 NB 42,246 0.9698 395 102 3.72 0.94 3.48 0.46 4.18 4.21 142.70 0.54 8.41 1.48 2.62 3.16 4.26 0.00 3.72 7.24 10.96 12.37 8.60 Spread Violation Existing Inlet w/ 20' Slotted Drain

Le687 "Le" 683+39.04 687+41.63 NB 38,996 0.8952 403 95 3.43 0.35 3.15 0.51 3.73 3.76 100.70 0.45 8.60 1.38 2.70 3.15 4.26 0.00 3.43 1.04 4.47 11.33 13.90 OK Existing Inlet. Shoulder flares from 10' at upstream end to just under 14' at inlet

Le693 "Le" 687+41.63 693+00.00 NB 52,577 1.2070 558 93 4.63 0.60 3.60 0.52 3.63 3.67 97.80 0.45 9.75 1.72 3.47 3.91 4.26 0.00 4.63 2.14 6.76 10.99 11.70 OK New Type 2 Drop Inlet

Le694 "Le" 693+00.00 694+70.93 NB 15,727 0.3610 171 91 1.38 0.53 3.05 0.51 3.51 3.55 94.30 0.44 6.36 0.71 1.46 1.90 4.26 0.00 1.38 3.43 4.81 10.99 10.90 Spread Violation Existing Inlet. Adding 5' of slotted drain to this inlet will allow inlet to meet spread.

Le699 "Le" 694+70.93 699+25.00 NB 41,014 0.9416 454 89 3.61 0.70 3.50 0.62 3.31 3.37 93.40 0.44 9.10 1.37 2.88 3.32 4.26 0.00 3.61 1.38 4.99 9.70 10.70 OK New Type 2 Drop Inlet w/ 20' Slotted Drain

Le703 "Le" 699+25.00 703+00.00 NB 32,791 0.7528 375 89 2.89 0.90 3.50 0.81 3.46 3.55 92.10 0.43 7.75 1.04 2.25 2.68 4.26 0.00 2.89 0.01 2.90 7.55 8.40 OK New Type 2 Drop Inlet w/ 10' Slotted Drain

Le705 "Le" 703+00.00 705+24.90 NB 19,122 0.4390 225 85 1.68 0.89 2.91 0.57 3.20 3.25 91.10 0.44 7.10 0.81 1.80 2.24 4.26 0.00 1.68 0.18 1.86 7.19 7.20 OK Existing Inlet w/ 30 Slotted Drain

MN707 "MN" 705+24.90 707+00.00 NB 17,253 0.3961 175 84 1.52 0.80 2.70 0.63 2.59 2.67 90.70 0.47 7.65 0.76 1.46 1.93 4.26 0.00 1.52 0.00 1.52 7.13 7.20 OK New Type 2 Drop Inlet w/ 10' Slotted Drain

MN709 "MN" 707+00.00 709+00.00 NB 17,375 0.3989 200 84 1.53 0.80 2.80 0.90 2.21 2.39 94.00 0.49 7.92 0.69 1.51 2.01 4.26 0.00 1.53 0.05 1.57 7.06 7.00 Spread Violation New Type 2 Drop Inlet w/ 10' Slotted Drain

MN710 "MN" 709+00.00 710+50.00 NB 12,811 0.2941 150 84 1.13 0.90 2.50 0.83 2.16 2.31 92.20 0.49 7.28 0.57 1.27 1.76 4.26 0.00 1.13 0.00 1.13 0.00 6.90 OK New Guardrail section. Basin sheet flows off roadway.





MN714A "MN" 714+00.00 714+79.72 NB 6,832 0.1568 80 84 0.60 1.04 1.31 0.89 2.08 2.26 93.80 0.50 5.81 0.35 0.78 1.28 4.26 0.00 0.60 0.00 0.60 0.00 7.10 OK New Guardrail section. Basin sheet flows off roadway.










MN723A "MN" 723+10.00 723+85.00 NB 7,078 0.1625 75 84 0.62 1.00 1.50 0.75 2.07 2.20 97.20 0.52 6.10 0.39 0.77 1.29 4.26 0.00 0.62 0.00 0.62 0.00 7.30 OK New Guardrail section. Basin sheet flows off roadway.



MN727B "MN" 726+30.58 727+06.10 NB 8,561 0.1965 76 97 0.75 0.13 1.92 0.29 1.98 2.00 99.40 0.54 8.05 0.64 1.07 1.61 4.26 0.00 0.75 0.00 0.75 0.00 7.80 OK New Guardrail section. Basin sheet flows off roadway.SUMP @ Subbasin MN727B - Guardrail SectionHigh PointMN736 "MN" 736+29.03 731+33.48 NB 33,908 0.7784 496 80 2.98 1.71 1.25 0.92 1.65 1.89 122.80 0.62 12.17 1.22 3.38 4.00 4.26 0.00 2.98 0.00 2.98 12.89 14.00 OK Existing Inlet w/ 10' Slotted Drain

MN729 "MN" 731+33.48 729+00.22 NB 20,218 0.4641 233 81 1.78 1.89 1.77 2.42 1.82 3.03 131.60 0.56 7.87 0.56 1.23 1.79 4.26 0.00 1.78 1.07 2.85 10.01 16.20 OK New Type 2 Drop Inlet (Triple Grate) w/ 30' Slotted Drain

MN729A "MN" 729+00.22 727+75.00 NB 16,119 0.3700 125 81 1.42 0.20 2.00 0.25 2.00 2.02 131.60 0.64 10.42 1.09 1.60 2.24 4.26 0.00 1.42 0.01 1.43 10.89 7.60 Spread Violation New Type 2 Drop Inlet (Triple Grate) w/ 10' Slotted Drain

I2 I2-I1StationDrainage Area

Q NotesSlt Sct Sltt Sctt LiSi ti Q2T1 Af tt tc

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MN727A "MN" 727+75.00 727+06.10 NB 9,049 0.2077 69 109 0.80 0.13 1.92 0.19 2.22 2.23 115.40 0.57 8.28 0.76 1.10 1.67 4.26 0.00 0.80 0.00 0.80 0.00 7.80 OKExisting inlet w/ 15' slotted drain (Ahead & Back). See sump calcs. Shoulder is 4' @ US end of basin to 8.4' @ sump inlet. New Guardrail section. Basin sheet flows off roadway.

SUMP @ Subbasin MN727A - Guardrail SectionHigh PointMN739 "MN" 736+29.03 739+78.00 NB 26,823 0.6158 349 73 2.36 1.90 2.60 1.13 1.68 2.02 122.80 0.61 10.61 0.94 2.33 2.94 4.26 0.00 2.36 0.00 2.36 7.32 4.00 Spread Violation New Type 2 Drop Inlet w/ 30' Slotted Drain.

MN741 "MN" 736+29.03 741+00.00 NB 11,164 0.2563 471 73 0.98 2.10 2.60 1.13 1.68 2.02 122.80 109.62 7.64 0.49 3.91 113.53 6.46 2.20 1.49 0.00 1.49 6.05 4.00 Spread Violation New Type 2 Drop Inlet w/ 20' Slotted Drain. Basin ends under structure. No points shot under structure. Calcs are from hard shots 50'+/- upstream of structure.

MN742 "MN" 741+00.00 742+50.00 NB 9,899 0.2272 150 71 0.87 2.79 1.91 2.45 2.26 3.33 94.67 0.45 5.25 0.31 0.89 1.34 4.26 0.00 0.87 0.01 0.88 5.72 6.00 OK New Type 2 Drop Inlet (Double Grate).



SA2744 "SA2" 742+78.83 744+75.00 NB 6,811 0.1564 196 50 0.60 3.00 1.18 0.77 1.81 1.97 52.90 0.37 6.51 0.38 2.09 2.46 4.26 0.00 0.60 0.00 0.60 6.59 8.00 OK High Point @ West end of subbasin. New Type 2 Drop Inlet (Triple Grate)

MN747 "MN" 744+50.00 747+50.00 NB 33,148 0.7610 300 46 2.92 2.34 2.70 3.45 1.80 3.89 86.00 0.40 8.92 0.72 1.23 1.63 4.26 0.00 2.92 0.25 3.17 7.68 8.00 OK New Type 2 Drop Inlet (Triple Grate)

MN748 "MN" 747+00.00 748+75.00 NB 19,853 0.4558 175 115 1.75 1.22 3.21 2.83 1.80 3.35 250.27 0.80 7.64 0.53 0.88 1.68 4.26 0.00 1.75 0.74 2.48 7.11 8.00 OK New Type 2 Drop Inlet (Triple Grate)End Northbound Crumb Rubber Segment - Begin Northbound Roadway ImprovementMN749 "MN" 748+75.00 749+55.00 NB 11,900 0.2732 80 98 1.05 1.04 2.00 1.20 1.60 2.00 202.30 0.83 7.97 0.51 0.65 1.47 4.26 0.00 1.05 0.37 1.42 7.98 8.00 OK New Type 2 Drop Inlet (Triple Grate)





MN758 "MN: 756+93.00 758+69.00 NB 7,558 0.1735 176 98 0.67 0.19 2.00 0.38 2.00 2.04 98.80 0.53 7.26 0.53 2.32 2.86 4.26 0.00 0.67 0.11 0.77 8.73 9.67 OK New Type 2 Drop Inlet (Triple Grate)

MN759A "MN" 758+69.00 759+04.00 NB 4,037 0.0927 35 100 0.36 0.10 2.00 0.10 2.00 2.00 0.00 0.00 7.37 0.54 0.89 0.89 4.26 0.00 0.36 0.04 0.40 7.69 12.00 OK New Type 2 Drop Inlet (Triple Grate) (See Sump Calcs)SUMP @ Subbasin MN759AHigh PointMN765 "MN" 771+06.48 765+30.00 NB 64,415 1.4788 576 109 5.67 1.90 2.00 1.14 1.96 2.27 150.14 0.67 13.35 1.75 2.96 3.62 4.26 0.00 5.67 0.00 5.67 11.98 12.00 OK New Type 2 Drop Inlet (Triple Grate)




MN760A "MN" 759+75.00 759+35.00 NB 5,380 0.1235 40 100 0.47 0.17 2.00 0.38 2.00 2.04 99.87 0.54 6.39 0.41 0.57 1.11 4.26 0.00 0.47 0.20 0.67 8.46 12.00 OK New Type 2 Drop Inlet (Triple Grate)

MN759B "MN" 759+35.00 759+04.00 NB 3,785 0.0869 31 100 0.33 0.10 2.00 0.10 2.00 2.00 99.87 0.54 7.19 0.52 0.80 1.34 4.26 0.00 0.33 0.03 0.36 7.44 12.00 OK New Type 2 Drop Inlet (Triple Grate) (See Sump Calcs)SUMP @ Subbasin MN759BHigh PointMN771 "MN" 771+06.48 771+28.00 NB 6,686 0.1535 22 115 0.59 0.07 1.00 0.46 1.12 1.21 114.62 0.68 9.61 0.52 0.32 1.00 4.26 0.00 0.59 0.00 0.59 14.68 12.00 Spread Violation New Type 2 Drop Inlet (Triple Grate) w/ 5' Slotted Drain

MN774 "MN" 771+28.00 774+75.00 NB 36,577 0.8397 347 137 3.22 1.61 2.00 1.61 2.00 2.57 142.76 0.62 10.00 1.00 1.79 2.42 4.26 0.00 3.22 0.00 3.22 10.00 11.00 OK New Type 2 Drop Inlet (Triple Grate). Inlet design controlled by ramp AR1 profile





MN781A "MN" 780+75.00 781+23.00 NB 6,163 0.1415 48 119 0.54 0.10 5.80 0.10 5.80 5.80 118.10 0.43 4.44 0.57 0.84 1.28 4.26 0.00 0.54 0.01 0.56 4.48 12.00 OK New Type 2 Drop Inlet (Triple Grate) (See Sump Calcs)SUMP @ Subbasin MN781AHigh PointMN791 "MN" 795+59.55 787+52.44 NB 82,340 1.8903 807 103 7.25 0.57 5.80 0.49 5.80 5.82 102.50 0.40 8.70 2.19 4.07 4.47 4.26 0.00 7.25 0.00 7.25 8.45 12.00 OK New Type 2 Drop Inlet (Triple Grate) w/ 10' slotted drain

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MN781B "MN" 781+50.00 781+23.00 NB 3,685 0.0846 27 119 0.32 0.10 5.80 0.17 5.80 5.80 122.88 0.45 3.31 0.32 0.44 0.89 4.26 0.00 0.32 0.03 0.36 3.79 12.00 OK New Type 2 Drop Inlet (Triple Grate) (See Sump Calcs)SUMP @ Subbasin MN781BHigh PointMN797 "MN" 795+59.55 799+15.00 NB 35,606 0.8174 355 98 3.13 0.52 5.80 0.38 5.80 5.81 98.53 0.39 6.66 1.29 2.43 2.82 4.26 0.00 3.13 0.00 3.13 6.28 6.65 OK New Type 2 Drop Inlet (Triple Grate)

MN799 "MN" 799+15.00 799+43.00 NB 2,722 0.0625 28 98 0.24 0.52 5.80 0.52 5.80 5.82 97.97 0.39 2.40 0.17 0.32 0.71 4.26 0.00 0.24 0.23 0.47 3.10 4.85 OK New Type 2 Drop Inlet (Double Grate)

MN799A "MN" 799+43.00 799+90.00 NB 5,936 0.1363 47 122 0.52 0.52 5.77 0.52 5.79 5.81 126.69 0.45 3.22 0.30 0.45 0.90 4.26 0.00 0.52 0.01 0.53 3.24 4.10 OK New Type 2 Drop Inlet

MN800 "MN" 799+90.00 801+15.00 NB 15,058 0.3457 125 118 1.33 0.52 4.38 0.52 5.07 5.10 124.81 0.47 4.95 0.62 0.98 1.44 4.26 0.00 1.33 0.02 1.35 5.46 5.50 OK Bridge Deck Drain



MN802A "MN" 802+25.00 802+60.00 NB 3,502 0.0804 35 112 0.31 0.74 2.77 0.69 2.96 3.04 119.05 0.53 3.81 0.21 0.41 0.94 4.26 0.00 0.31 0.02 0.33 4.00 4.00 OK New Type 2 Drop Inlet (Double Grate)

MN802B "MN" 802+60.00 802+85.00 NB 2,452 0.0563 25 110 0.22 0.84 2.49 0.81 2.63 2.75 120.83 0.55 3.48 0.16 0.31 0.86 4.26 0.00 0.22 0.02 0.23 3.67 4.00 OK New Type 2 Drop Inlet (Double Grate)

MN803 "MN" 802+85.00 803+10.00 NB 2,581 0.0593 25 110 0.23 0.94 2.35 0.91 2.21 2.39 122.90 0.58 3.87 0.17 0.30 0.88 4.26 0.00 0.23 0.01 0.24 3.76 4.00 OK New Type 2 Drop Inlet (Double Grate)

MN803A "MN" 803+10.00 803+25.00 NB 1,917 0.0440 15 109 0.17 1.00 2.04 0.99 213.00 213.00 124.22 0.15 0.20 0.04 0.06 0.21 4.26 0.00 0.17 0.01 0.18 3.66 4.00 OK New Type 2 Drop Inlet (Double Grate)

MN803B "MN" 803+25.00 803+44.00 NB 1,998 0.0459 19 109 0.18 1.08 1.82 1.07 1.93 2.21 120.84 0.59 3.71 0.13 0.24 0.83 4.26 0.00 0.18 0.01 0.18 3.90 4.00 OK New Type 2 Drop Inlet (Double Grate)

MN803C "MN" 803+44.00 803+60.00 NB 1,722 0.0395 16 109 0.15 1.14 1.66 1.14 1.72 2.06 122.20 0.60 3.73 0.12 0.21 0.82 4.26 0.00 0.15 0.01 0.16 3.90 4.00 OK New Type 2 Drop Inlet (Double Grate)

MN803D "MN" 803+60.00 803+70.00 NB 1,527 0.0351 10 105 0.13 1.18 1.54 1.18 1.60 1.99 121.25 0.61 3.71 0.11 0.14 0.75 4.26 0.00 0.13 0.01 0.14 3.89 4.00 OK New Type 2 Drop Inlet (Double Grate)

MN803E "MN" 803+70.00 803+84.00 NB 1,264 0.0290 14 108 0.11 1.24 1.39 1.23 1.47 1.92 117.49 0.60 3.61 0.10 0.20 0.81 4.26 0.00 0.11 0.01 0.12 3.83 4.00 OK New Type 2 Drop Inlet (Double Grate)

MN803F "MN" 803+84.00 803+95.00 NB 848 0.0195 11 108 0.07 1.29 1.27 1.42 1.33 1.95 119.36 0.61 3.23 0.07 0.17 0.78 4.26 0.00 0.07 0.01 0.08 3.48 4.00 OK New Type 2 Drop Inlet (Double Grate)

MN804 "MN" 803+95.00 804+09.00 NB 936 0.0215 14 108 0.08 1.33 1.11 1.33 1.19 1.78 122.25 0.63 3.63 0.08 0.22 0.85 4.26 0.00 0.08 0.00 0.09 3.84 4.00 OK New Type 2 Drop Inlet (Double Grate)

MN804A "MN" 804+09.00 804+19.00 NB 689 0.0158 10 108 0.06 1.38 1.00 1.38 1.06 1.74 127.91 0.65 3.46 0.06 0.17 0.83 4.26 0.00 0.06 0.00 0.07 3.68 4.00 OK New Type 2 Drop Inlet (Double Grate)

MN807 "MN" 804+19.00 811+13.00 NB 73,025 1.6764 694 94 6.43 0.66 3.40 1.71 1.87 2.53 132.21 0.60 13.35 1.67 3.00 3.60 4.26 0.00 6.43 0.00 6.43 10.98 12.00 OK New Type 2 Drop Inlet (Triple Grate) w/ 20' slotted drain



MN812A "MN" 812+00.00 812+30.00 NB 5,236 0.1202 30 146 0.46 0.10 3.40 0.10 3.40 3.40 140.87 0.57 5.83 0.58 0.63 1.19 4.26 0.00 0.46 0.02 0.48 5.91 8.00 OK New Type 2 Drop Inlet (Triple Grate) (See Sump Calcs)SUMP @ Subbasin MN812AHigh PointMN818 "MN" 827+81.37 818+75.00 NB 108,500 2.4908 906 115 9.55 0.92 3.40 1.07 3.40 3.56 126.92 0.53 11.64 2.30 3.64 4.17 4.26 0.00 9.55 0.00 9.55 11.97 12.00 OK New Type 2 Drop Inlet (Triple Grate)





MN812B "MN" 812+55.00 812+30.00 NB 4,291 0.0985 25 115 0.38 0.10 3.40 0.10 3.40 3.40 136.81 0.56 5.41 0.50 0.55 1.11 4.26 0.00 0.38 0.05 0.42 5.65 8.00 OK New Type 2 Drop Inlet (Triple Grate)SUMP @ Subbasin MN812BHigh PointMN835 "MN" 827+81.37 835+35.00 NB 87,750 2.0145 754 108 7.72 1.30 3.40 1.50 3.40 3.72 126.92 0.52 10.09 1.73 2.81 3.33 4.26 0.00 7.72 0.00 7.72 10.36 12.00 OK New Type 2 Drop Inlet (Triple Grate)



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MN837A "MN" 837+25.00 837+80.00 NB 6,825 0.1567 55 114 0.60 0.10 3.40 0.22 3.40 3.41 112.94 0.50 5.55 0.52 0.80 1.30 4.26 0.00 0.60 0.09 0.70 6.80 8.00 OK New Type 2 Drop Inlet (Triple Grate) (See Sump Calcs)SUMP @ Subbasin MN837AHigh PointMN850 "MN" 850+09.14 849+94.00 NB 1,050 0.0241 15 68 0.09 0.10 3.40 0.25 3.40 3.41 69.04 0.37 2.69 0.12 0.34 0.71 4.26 0.00 0.09 0.00 0.09 3.19 15.50 OK New Type 2 Drop Inlet

MN849 "MN" 849+94.00 849+38.00 NB 4,885 0.1121 56 108 0.43 0.30 8.00 0.30 8.00 8.01 44.85 0.22 2.71 0.29 0.64 0.86 4.26 0.00 0.43 0.00 0.43 2.71 4.00 OK New Type 2 Drop Inlet




MN839 "MN" 840+52.00 838+75.00 NB 22,645 0.5199 177 120 1.99 0.50 3.40 0.97 3.40 3.54 149.96 0.58 6.59 0.74 1.09 1.67 4.26 0.00 1.99 0.32 2.32 7.90 8.00 OK New Type 2 Drop Inlet (Triple Grate). Subbasin includes bypass from NW840


MN837B "MN" 838+00.00 837+80.00 NB 3,000 0.0689 20 118 0.26 0.10 3.40 0.11 3.40 3.40 116.96 0.51 4.65 0.37 0.46 0.97 4.26 0.00 0.26 0.04 0.30 4.98 8.00 OK New Type 2 Drop Inlet (Triple Grate) (See Sump Calcs)SUMP @ Subbasin MN837BHigh PointMN852 "MN" 850+09.14 852+00.00 NB 12,350 0.2835 191 68 1.09 0.90 2.00 0.55 2.00 2.07 69.04 0.43 8.14 0.66 1.94 2.37 4.26 0.00 1.09 0.00 1.09 7.42 14.00 OK New Type 2 Drop Inlet (Triple Grate)

MN853 "MN" 852+00.00 853+94.00 NB 12,086 0.2775 194 68 1.06 0.50 2.00 0.70 2.00 2.12 0.00 0.00 7.72 0.60 1.81 1.81 4.26 0.00 1.06 0.14 1.20 8.60 14.00 OK New Type 2 Drop Inlet (Triple Grate)END NORTHBOUND LANE ANALYSIS ("MN" Line)BEGIN SOUTHBOUND LANE ANALYSIS ("MS" Line)

Le678C "Le" 664+92.01 675+76.30 SB 43,095 0.9893 1084 42 3.79 5.70 1.70 4.15 3.00 5.12 44.50 0.25 6.91 0.72 3.41 3.66 4.26 0.00 3.79 0.00 3.79 9.29 6.00 Spread Violation

No hard shots for this subbasin, used existing mapping DTM. Existing inlet w/ 20' slotted drain. Additional inlets needed to mitigate spread violation would need to be installed on existing bridge approach within existing retaining wall limits. Flow spread Criteria Violation Area.

Le678B "Le" 672+58.88 673+58.31 SB 2,662 0.0611 99 30 0.23 2.80 0.90 2.11 2.86 3.55 36.60 0.25 2.85 0.12 0.82 1.07 4.26 0.00 0.23 0.00 0.23 5.57 6.00 OK No hard shots for this subbasin, used existing mapping DTM. Existing inlet w/ 10' slotted drain.

Le678A "Le" 673+58.31 678+18.22 SB 25,149 0.5773 460 50 2.21 5.00 4.10 4.75 1.92 5.12 47.40 0.26 7.28 0.51 1.76 2.02 4.26 0.00 2.21 0.79 3.00 5.03 6.00 OK No hard shots for this subbasin, used existing mapping DTM. Drains to subbasin Le680

Le680 "Le" 678+18.22 680+31.09 SB 11,458 0.2630 213 46 1.01 2.20 4.10 1.72 2.89 3.36 63.20 0.35 5.08 0.37 1.31 1.66 4.26 0.00 1.01 3.00 4.01 6.53 4.50 Spread Violation No hard shots for this subbasin, used existing mapping DTM. Existing inlet w/ 10' slotted drain. Flow spread Criteria Violation Area.

Le678 "Le" 674+63.22 678+89.77 SB 41,332 0.9489 427 90 3.64 1.64 3.70 2.26 2.75 3.56 145.50 0.57 8.05 0.89 1.74 2.31 4.26 0.00 3.64 2.00 5.64 8.36 9.00 OK No hard shots for this subbasin, used existing DTM. Subbasin drains to Le682. Assumes 2cfs bypass from upstream area.Le682 "Le" 678+89.77 681+67.60 SB 32,404 0.7439 278 129 2.85 1.02 3.68 1.22 2.61 2.88 121.29 0.54 8.52 0.95 1.54 2.08 4.26 0.00 2.85 6.05 8.90 10.88 8.50 Spread Violation Existing inlet w/ 20' slotted drain

Le682A "Le" 681+67.60 683+00.00 SB 17,789 0.4084 132 121 1.57 0.80 3.00 0.76 3.17 3.26 135.20 0.56 6.58 0.69 0.97 1.53 4.26 0.00 1.57 0.52 2.09 7.52 8.20 OK New Type 2 Drop Inlet. Connect to existing 18" RCP along shoulder.

Le684 "Le" 683+00.00 684+40.82 SB 17,991 0.4130 141 121 1.58 0.49 3.00 0.50 3.15 3.19 127.10 0.54 7.18 0.81 1.20 1.75 4.26 0.00 1.58 0.77 2.35 8.61 8.40 Spread Violation Existing Inlet w/ 10' slotted drain.

Le686 "Le" 684+40.82 685+81.78 SB 15,952 0.3662 141 112 1.40 0.50 2.70 0.48 3.14 3.18 119.40 0.52 6.93 0.75 1.26 1.79 4.26 0.00 1.40 0.09 1.49 7.73 8.00 OK Existing Inlet w/ 10' slotted drain.

Le686A "Le" 685+81.78 687+06.06 SB 13,923 0.3196 124 106 1.23 0.44 2.83 0.49 3.22 3.26 115.00 0.51 6.46 0.67 1.13 1.64 4.26 0.00 1.23 0.02 1.25 7.19 5.80 Spread Violation Existing Inlet w/ 10' slotted drain. Slotted drain is on edge of barrier rail. 5.8' is the tightest shoulder clearance for this subbasin.

Le689 "Le" 687+06.06 689+48.43 SB 24,193 0.5554 242 98 2.13 0.43 2.89 0.46 3.19 3.22 106.70 0.49 8.08 1.04 1.98 2.47 4.26 0.00 2.13 0.00 2.13 8.71 7.70 Spread Violation Existing Inlet w/ 10' slotted drain. Shoulder is 5.8' at upstream end (See Le686A)

Le690 "Le" 689+48.43 690+83.53 SB 13,851 0.3180 135 95 1.22 0.49 3.22 0.55 3.15 3.20 100.60 0.47 6.39 0.64 1.19 1.66 4.26 0.00 1.22 0.06 1.28 6.56 6.30 Spread Violation Existing Inlet w/ 10' slotted drain. Inlet is on barrier rail transition to light std. 6.3' is shoulder clearance at inlet.

Le692 "Le" 690+83.53 692+15.63 SB 12,379 0.2842 132 93 1.09 0.26 3.80 0.63 3.46 3.52 96.70 0.45 5.64 0.55 1.11 1.56 4.26 0.00 1.09 0.00 1.09 6.28 7.00 OK Existing Inlet w/ 10' slotted drain. Shoulder is 5.7' at upstream end of barrier rail flare. (See Le690)

Le695 "Le" 692+15.63 695+02.01 SB 26,950 0.6187 286 93 2.37 0.48 3.33 0.57 3.62 3.66 97.40 0.44 7.47 1.01 2.03 2.48 4.26 0.00 2.37 0.00 2.37 8.13 4.90 Spread Violation Shoulder is 7' but barrier rail transition is 4.9' at downstream end. Trench drain starts 77' from downstream end of subbasin. Subbasin drains to Le699.

Le698 "Le" 695+02.01 696+83.22 SB 17,366 0.3987 181 91 1.53 0.61 3.35 0.51 3.70 3.73 96.30 0.44 6.38 0.75 1.49 1.93 4.26 0.00 1.53 0.00 1.53 6.57 5.10 Spread Violation Shoulder is 4.9' at upstream end. 2 barrier rail transitions. 12" trench drain runs throughout. Drains to Le699.

Le698 "Le" 696+83.22 698+98.79 SB 19,895 0.4567 216 90 1.75 0.46 2.87 0.60 3.48 3.53 93.30 0.44 6.77 0.80 1.64 2.07 4.26 0.00 1.75 0.00 1.75 8.03 4.35 Spread Violation Shoulder is 4.35' at downstream end (Barrier Rail Transition). 12" trench drain runs throughout. Drains to Le699.Le699 "Le" 698+98.79 699+89.33 SB 8,192 0.1881 91 90 0.72 0.61 2.38 0.86 3.42 3.53 93.40 0.44 4.59 0.36 0.75 1.19 4.26 0.00 0.72 0.01 0.73 6.16 6.00 Spread Violation Existing Inlet w/ 12" Trench drains to the North and South.

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309310311312313314315316317318319320321322323324325

Le701 "Le" 699+89.33 701+75.26 SB 16,626 0.3817 186 88 1.46 0.63 2.16 0.64 3.35 3.41 92.37 0.44 6.40 0.69 1.45 1.89 4.26 0.00 1.46 0.00 1.46 8.45 5.50 Spread Violation 12" Trench drain runs throughout and connect to existing inlet in subbasin Le699.Le702 "Le" 701+75.26 702+30.00 SB 4,575 0.1050 55 84 0.40 0.30 2.10 0.34 3.03 3.05 91.20 0.45 4.74 0.34 0.77 1.22 4.26 0.00 0.40 0.00 0.41 6.11 5.50 Spread Violation New Type 2 Drop Inlet w/ 5' slotted drain. Connect to ex 18" RCP along shoulder.

Le702A "Le" 702+30.00 702+94.57 SB 5,304 0.1218 65 84 0.47 0.90 1.65 0.34 2.25 2.28 92.90 0.50 6.03 0.41 0.94 1.44 4.26 0.00 0.47 0.00 0.47 6.12 3.60 Spread Violation Existing Inlet w/ 40' slotted drain. Shoulder is 5.6' but existing inlet is on BR transition

Le703 "Le" 702+94.57 703+60.00 SB 3,912 0.0898 65 84 0.34 0.90 0.25 0.90 0.25 0.93 96.30 0.67 17.72 0.39 1.24 1.91 4.26 0.00 0.34 0.00 0.34 17.72 4.90 Spread Violation New Type 2 Drop Inlet w/ 40' slotted drain. Connect to ex 18" RCP along shoulder.

Le705 "Le" 703+60.00 705+07.81 SB 9,596 0.2203 148 85 0.84 0.97 0.01 0.97 0.01 0.97 123.70 0.76 183.07 1.68 4.89 5.65 6.46 2.20 1.28 0.00 1.28 213.96 5.30 Spread Violation Existing inlet w/ 40' slotted drain. Cross slope shots are beginning to slope away from inlet at downstream end of basin due to superelevation transition.

Le706 "MS" 703+49.80 706+06.84 SB 11,168 0.2564 257 81 0.98 1.41 0.70 1.40 0.70 1.57 181.20 0.83 12.69 0.56 2.46 3.29 4.26 0.00 0.98 1.07 2.05 16.69 6.70 Spread ViolationExisting soundwall on Barrier rail. Basin is in part of superelevation transition. Drains to subbasin MS712. New inlet installation through this portion will be difficult due to the existing soundwall and its spread footing. Flow spread Criteria Violation Area.

MS709 "MS" 706+06.84 709+48.76 SB 27,213 0.6247 342 81 2.40 0.65 1.42 0.96 1.05 1.42 132.60 0.71 14.75 1.14 2.72 3.43 4.26 0.00 2.40 2.05 4.45 16.56 6.70 Spread ViolationExisting soundwall on Barrier rail. Basin is in part of superelevation transition. Drains to subbasin MS712. New inlet installation through this portion will be difficult due to the existing soundwall and its spread footing. Flow spread Criteria Violation Area.

MS712 "MS" 709+48.76 712+98.79 SB 31,786 0.7297 350 88 2.80 0.93 1.84 1.07 1.36 1.73 102.30 0.57 13.03 1.15 2.41 2.98 4.26 0.00 2.80 4.45 7.24 15.81 16.80 OK Shoulder transitions from 3.8' at upstream end to 16.8' at downstream end. New Type 2 Drop Inlet (Triple Grate) w/ 20' slotted drain.

MS715 "MS" 712+98.79 715+57.72 SB 25,187 0.5782 259 88 2.22 0.90 1.75 0.88 1.74 1.95 110.90 0.58 10.62 0.98 1.91 2.49 4.26 0.00 2.22 0.60 2.82 11.53 15.00 OK Existing inlet w/ 10' slotted drain.

MS718 "MS" 715+57.72 718+08.00 SB 24,026 0.5516 250 94 2.11 0.87 1.91 0.96 1.83 2.07 107.60 0.56 9.95 0.91 1.79 2.35 4.26 0.00 2.11 0.63 2.74 10.87 13.40 OK New Type 2 Inlet (Triple Grate) w/ 10' slotted drain. Connect to Ex concrete channel.


MS723 "MS" 720+92.04 723+25.00 SB 22,204 0.5097 233 94 1.95 0.80 2.50 0.95 1.78 2.02 107.80 0.56 9.84 0.86 1.71 2.28 4.26 0.00 1.95 0.46 2.41 8.90 12.00 OK New Type 2 Inlet (Triple Grate) w/ 10' slotted drain. Connect to Ex concrete channel.


MS726 "MS" 725+57.80 726+50.00 SB 9,619 0.2208 92 97 0.85 0.60 1.96 0.72 1.74 1.88 109.90 0.58 7.69 0.51 0.93 1.52 4.26 0.00 0.85 0.29 1.14 8.26 0.00 10.00 New Type 2 Drop Inlet (Triple Grate) w/ 10' slotted drain. Connect to Ex RCB

MS727 "MS" 726+50.00 727+08.00 SB 6,625 0.1521 58 97 0.58 0.20 2.10 0.72 1.72 1.86 109.90 0.59 6.73 0.39 0.65 1.23 4.26 0.00 0.58 0.01 0.59 7.60 8.50 OK New Type 2 Drop Inlet (Triple Grate)

MS727A "MS" 727+08.00 727+48.00 SB 5,420 0.1244 40 97 0.48 0.20 2.00 0.72 1.74 1.88 109.90 0.58 6.20 0.33 0.47 1.05 4.26 0.00 0.48 0.03 0.50 7.37 7.40 OK New Type 2 Drop Inlet (Triple Grate)

MS727B "MS" 727+48.00 727+85.00 SB 4,218 0.0968 37 105 0.37 0.40 1.40 0.40 1.71 1.76 110.00 0.60 6.37 0.35 0.58 1.17 4.26 0.00 0.37 0.02 0.39 7.37 6.90 Spread Violation New Type 2 Drop Inlet (Double Grate) w/ 10' slotted drain. Connect to Ex RCB Roof

MS728 "MS" 727+85.00 728+25.00 SB 5,442 0.1249 40 105 0.48 0.80 1.50 0.40 1.71 1.76 110.00 0.60 7.01 0.42 0.58 1.18 4.26 0.00 0.48 0.00 0.48 6.68 5.60 Spread Violation New Type 2 Drop Inlet (Double Grate) w/ 15' slotted drain. Connect to Ex RCB Roof

MS728A "MS" 728+25.00 728+75.00 SB 5,607 0.1287 50 105 0.49 0.80 2.40 0.40 1.71 1.76 110.00 0.60 7.09 0.43 0.73 1.32 4.26 0.00 0.49 0.00 0.49 5.04 5.60 OK New Type 2 Drop Inlet (Double Grate). Connect to Ex RCB Roof

MS728B "MS" 728+75.00 729+40.00 SB 5,147 0.1182 65 105 0.45 1.40 2.10 0.40 1.71 1.76 110.00 0.60 6.87 0.40 0.96 1.56 4.26 0.00 0.45 0.05 0.50 4.96 5.10 OK New Type 2 Drop Inlet (Double Grate). Connect to Ex RCB Roof

MS729 "MS" 729+40.00 730+91.95 SB 5,613 0.1289 152 34 0.49 1.36 1.44 1.53 1.56 2.19 38.90 0.30 5.84 0.27 1.36 1.66 4.26 0.00 0.49 0.06 0.56 6.57 6.50 Spread Violation Existing inlet w/ 9' slotted drainEND SOUTHBOUND OFFRAMP "SA3" AT "MS" GOREHigh Point

MS735C "MS" 736+57.76 735+79.24 SB 7,995 0.1835 79 70 0.70 0.40 1.40 0.19 1.50 1.51 103.50 0.60 10.10 0.77 1.42 2.02 4.26 0.00 0.70 0.00 0.70 9.18 3.50 Spread Violation Does not meet flow spread criteria. Coming off existing Sahara bridge structure. Subbasin drains to MS735B. Flow spread Criteria Violation Area.MS735B "MS" 735+79.24 735+52.81 SB 1,747 0.0401 26 70 0.15 0.50 1.30 0.48 1.51 1.58 73.80 0.48 4.78 0.17 0.50 0.98 4.26 0.00 0.15 0.70 0.86 9.93 3.50 Spread Violation New Type 5 Embankment Protector w/ 15' slotted drain

MS735A "MS" 735+52.81 735+27.80 SB 1,784 0.0410 25 70 0.16 0.60 1.00 0.56 1.53 1.63 75.00 0.48 4.65 0.17 0.44 0.92 4.26 0.00 0.16 0.00 0.16 0.00 3.50 OK New Guardrail Section. Basin sheet flows off roadway.

MS735 "MS" 735+27.80 735+02.75 SB 1,756 0.0403 25 70 0.15 0.70 1.00 0.64 1.44 1.58 75.00 0.49 4.68 0.16 0.43 0.92 4.26 0.00 0.15 0.00 0.15 0.00 3.50 OK New Guardrail Section. Basin sheet flows off roadway.

MS734C "MS" 735+02.75 734+77.19 SB 1,263 0.0290 26 70 0.11 1.00 0.70 1.00 1.52 1.82 75.30 0.47 3.68 0.10 0.39 0.86 4.26 0.00 0.11 0.00 0.11 0.00 3.50 OK New Guardrail Section. Basin sheet flows off roadway.

MS734B "MS" 734+77.19 734+52.08 SB 1,686 0.0387 25 70 0.15 1.00 0.80 1.00 1.58 1.87 81.60 0.49 4.00 0.13 0.36 0.85 4.26 0.00 0.15 0.00 0.15 0.00 3.50 OK New Guardrail Section. Basin sheet flows off roadway.




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369370371372373374375376377378379380381382383384385386387388389390391392














MS730 "MS" 730+53.61 730+25.05 SB 2,092 0.0480 29 70 0.18 2.40 1.30 2.40 1.85 3.03 112.50 0.51 3.34 0.10 0.27 0.78 4.26 0.00 0.18 0.00 0.18 0.00 3.50 OK New Guardrail Section. Basin sheet flows off roadway.High PointMS739 "MS" 736+57.76 739+76.67 SB 17,037 0.3911 319 70 1.50 1.50 2.00 0.61 1.55 1.67 103.60 0.58 10.56 0.86 3.06 3.65 4.26 0.00 1.50 0.00 1.50 7.61 4.00 Spread Violation New Type 5 Embankment Protector w/ 20' slotted drain







MS743 "MS" 743+14.00 743+52.17 SB 1,343 0.0308 38 70 0.12 2.70 1.70 2.65 1.87 3.24 86.90 0.43 2.75 0.07 0.38 0.81 4.26 0.00 0.12 0.00 0.12 2.91 4.00 OK Basin Drains to MS747

MS747 "MS" 743+52.17 747+57.07 SB 30,305 0.6957 405 70 2.67 3.30 1.30 3.53 1.76 3.94 127.50 0.51 8.71 0.67 1.69 2.20 4.26 0.00 2.67 0.12 2.79 10.84 10.90 OK New Type 2 Drop Inlet w/ 30' Slotted Drain. Inlet installed on existing 24" pipe. Slotted drain to control bypass to MS750.



MS751 "MS" 750+00.00 751+62.54 SB 10,182 0.2337 163 70 0.90 0.80 1.90 1.40 1.51 2.06 112.42 0.58 7.58 0.43 1.31 1.89 4.26 0.00 0.90 0.15 1.05 7.72 8.00 OK New Type 2 Drop Inlet (Triple Grate). Inlet installed on ex 18" pipe. (See Sump Calcs)









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441442443444445446447448449450451452453454455456457458459


MS759A "MS" 759+00.00 759+51.52 SB 3,452 0.0792 52 108 0.30 0.10 2.00 0.15 2.00 2.01 107.71 0.57 6.44 0.41 1.17 1.74 4.26 0.00 0.30 0.01 0.31 7.00 8.00 OK New Type 2 Drop Inlet (Triple Grate). (See Sump Calcs)SUMP @ Subbasin MS759AHigh PointMS771 "MS" 772+00.51 770+25.00 SB 16,829 0.3863 176 100 1.48 0.90 2.00 0.30 2.00 2.02 141.81 0.67 10.24 1.05 2.07 2.74 4.26 0.00 1.48 0.00 1.48 8.33 9.00 OK New Type 2 Drop Inlet (Triple Grate)


MS767 "MS" 768+86.50 767+10.00 SB 18,307 0.4203 177 128 1.61 1.73 2.00 1.43 2.00 2.46 153.10 0.66 7.89 0.62 1.14 1.79 4.26 0.00 1.61 0.37 1.98 8.22 8.00 Spread Violation New Type 2 Drop Inlet (Triple Grate). Subbasin includes bypass from CD-S768








MS759C "MS" 760+05.00 759+75.00 SB 3,803 0.0873 30 110 0.33 0.16 2.00 0.21 2.00 2.01 114.11 0.58 6.27 0.39 0.59 1.17 4.26 0.00 0.33 0.05 0.39 6.96 8.00 OK New Type 2 Drop Inlet (Triple Grate)

MS759B "MS" 759+75.00 759+51.52 SB 3,591 0.0824 23 108 0.32 0.10 2.00 0.10 2.00 2.00 111.32 0.58 7.05 0.50 0.62 1.19 4.26 0.00 0.32 0.01 0.33 7.15 8.00 OK New Type 2 Drop Inlet (Triple Grate). (See Sump Calcs)SUMP @ Subbasin MS759BHigh PointMS782 "MS" 772+00.51 782+50.00 SB 92,529 2.1242 1049 93 8.14 0.55 5.40 0.54 4.16 4.19 75.47 0.37 10.98 2.51 5.39 5.75 6.46 2.20 12.35 0.00 12.35 10.87 11.00 OK New Type 2 Drop Inlet (Triple Grate)


MS790 "MS" 786+00.00 790+00.00 SB 44,611 1.0241 400 118 3.93 0.55 5.40 0.55 5.40 5.43 106.35 0.42 7.07 1.35 2.29 2.71 4.26 0.00 3.93 0.66 4.58 7.50 8.00 OK New Type 2 Drop Inlet (Triple Grate). Subbasin bypass drains to CH4796




MS791B "MS" 729+25.00 792+00.00 SB 2,152 0.0494 6275 81 0.19 0.10 5.40 0.10 5.40 5.40 81.35 0.36 3.13 0.26 145.83 146.18 6.46 2.20 0.29 0.04 0.33 3.85 12.00 OK New Type 2 Drop Inlet (Triple Grate). (See Sump Calcs)SUMP @ Subbasin MS791BHigh Point

MS802 "MS" 802+09.14 802+65.00 SB 7,027 0.1613 56 145 0.62 0.40 2.00 0.40 2.18 2.22 165.15 0.71 6.63 0.48 0.72 1.43 4.26 0.00 0.62 0.10 0.72 7.41 8.00 OK New Type 2 Drop Inlet (Triple Grate). Subbasin includes bypass from SA3C802. Inlet design controlled by "SA3C" profile








MS815A "MS" 814+20.00 814+66.00 SB 5,290 0.1214 46 99 0.47 0.10 3.40 0.19 3.40 3.41 99.86 0.46 5.19 0.46 0.75 1.21 4.26 0.00 0.47 0.11 0.57 6.32 8.00 OK New Type 2 Drop Inlet (Triple Grate). (See Sump Calcs)SUMP @ Subbasin MS815AHigh Point

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460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499500501502503504505506507508509510511512513514515516517518519520521522523524525526527






MS815B "MS" 815+00.00 814+66.00 SB 3,813 0.0875 34 99 0.34 0.10 3.40 0.15 3.40 3.40 99.31 0.46 4.80 0.39 0.66 1.12 4.26 0.00 0.34 0.06 0.40 5.50 8.00 OK New Type 2 Drop Inlet (Triple Grate). (See Sump Calcs)SUMP @ Subbasin MS815BHigh PointMS831 "MS" 827+43.12 831+50.00 SB 43,905 1.0079 407 115 3.86 1.49 3.40 0.83 3.40 3.50 111.00 0.49 8.70 1.29 2.26 2.74 4.26 0.00 3.86 0.00 3.86 7.79 8.00 OK New Type 2 Drop Inlet (Triple Grate)

MS832 "MS" 831+50.00 832+55.00 SB 12,360 0.2837 105 115 1.09 1.49 3.40 0.83 3.40 3.50 125.01 0.52 5.41 0.50 0.80 1.32 4.26 0.00 1.09 0.76 1.85 5.91 8.00 OK New Type 2 Drop Inlet. Subbasin bypass enters Subbasin MCS833








MS837B "MS: 837+75.00 837+49.00 SB 2,493 0.0572 26 84 0.22 0.10 3.40 0.19 3.40 3.41 83.90 0.42 3.91 0.26 0.51 0.93 4.26 0.00 0.22 0.02 0.24 4.59 8.70 OK New Type 2 Drop Inlet (Triple Grate). (See Sump Calcs)SUMP @ Subbasin MS837AHigh PointMS851 "MS" 849+92.92 851+15.00 SB 9,175 0.2106 122 88 0.81 0.30 1.90 0.20 2.65 2.66 88.73 0.46 7.38 0.72 1.82 2.28 4.26 0.00 0.81 0.00 0.81 8.42 14.00 OK New Type 2 Drop Inlet (Triple Grate)END SOUTHBOUND LANE ANALYSIS ("MS" Line)BEGIN RAMP ES1/CD-S LANE ANALYSIS ("ES1" & "CD-S" Lines)ES1859 "ES1" 851+80.00 859+62.21 SB 40,700 0.9343 782 52 3.58 0.53 6.00 0.53 6.00 6.02 60.08 0.29 6.44 1.25 4.53 4.82 4.26 0.00 3.58 0.00 3.58 6.44 8.00 OK New Deck Drain @ End of Bridge Widening (See Sump Calcs)SUMP @ Subbasin ES1859High PointES1848 "ES1" 851+80.00 848+78.00 SB 15,511 0.3561 302 53 1.37 0.81 2.84 0.55 5.43 5.46 60.08 0.30 4.75 0.61 2.25 2.55 4.26 0.00 1.37 0.00 1.37 6.62 8.00 OK New Type 2 Drop Inlet (Triple Grate)

ES1845 "ES1" 848+78.00 845+00.00 SB 19,453 0.4466 378 53 1.71 1.98 2.00 1.50 2.03 2.52 72.25 0.42 7.92 0.64 2.34 2.76 4.26 0.00 1.71 0.14 1.85 7.81 8.00 OK New Type 2 Drop Inlet (Triple Grate)

CD-S844 "CD-S" 844+66.00 844+00.00 SB 3,286 0.0754 66 50 0.29 1.50 2.00 1.50 2.00 2.50 70.12 0.41 4.11 0.17 0.64 1.05 4.26 0.00 0.29 0.40 0.69 5.68 8.00 OK New Type 2 Drop Inlet (Triple Grate)

CD-S843 "CD-S" 844+00.00 843+53.00 SB 2,200 0.0505 47 50 0.19 1.50 1.00 1.50 1.68 2.25 70.12 0.42 3.94 0.13 0.53 0.95 4.26 0.00 0.19 0.07 0.26 6.11 8.00 OK New Type 2 Drop Inlet (Triple Grate). Ramp Drains to roadside ditch past this inlet.High PointCD-S830 "CD-S" 827+20.69 830+03.00 SB 11,389 0.2615 282 42 1.00 1.29 2.40 1.00 2.40 2.60 42.00 0.30 6.30 0.48 2.23 2.53 4.26 0.00 1.00 0.00 1.00 6.01 6.20 OK New Type 2 Drop Inlet (Triple Grate). Ramp Drains to roadside ditch past this inlet.High PointCD-S814 "CD-S" 818+47.36 814+25.00 SB 18,197 0.4177 422 45 1.60 0.38 3.00 1.22 3.00 3.24 57.90 0.34 6.29 0.59 2.61 2.95 4.26 0.00 1.60 0.00 1.60 7.83 8.00 OK New Type 2 Drop Inlet (Triple Grate)

CD-S813B "CD-S" 814+25.00 813+64.25 SB 2,793 0.0641 61 45 0.25 0.10 3.00 0.24 3.00 3.01 43.97 0.29 4.23 0.27 1.10 1.40 4.26 0.00 0.25 0.13 0.38 5.85 8.00 OK New Type 2 Drop Inlet (Triple Grate). (See Sump Calcs)SUMP @ Subbasin CD-S813BHigh PointCD-S804 "CD-S" 800+24.95 804+25.00 SB 19,415 0.4457 400 50 1.71 1.60 2.00 0.98 2.00 2.23 51.00 0.35 8.65 0.75 2.92 3.27 4.26 0.00 1.71 0.00 1.71 7.89 8.00 OK New Type 2 Drop Inlet (Triple Grate)



CD-S809 "CD-S" 806+93.00 809+95.00 SB 17,681 0.4059 302 69 1.56 1.60 3.00 1.60 3.00 3.40 77.97 0.40 5.92 0.52 1.70 2.10 4.26 0.00 1.56 0.06 1.62 6.00 6.00 OK New Type 2 Drop Inlet (Double Grate)


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528529530531532533534535536537538539540541542543544545546547548549550551552553554555

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566567568569570571572573574575576577578579580581582583584585586587588589590591

CD-S813A "CD-S" 812+90.00 813+65.25 SB 3,380 0.0776 75 45 0.30 0.10 3.00 0.24 3.00 3.01 44.02 0.29 4.54 0.31 1.30 1.60 4.26 0.00 0.30 0.18 0.47 6.37 8.00 OK New Type 2 Drop Inlet (Triple Grate). (See Sump Calcs)SUMP @ Subbasin CD-S813AHigh PointCD-S789 "CD-S" 800+24.95 789+00.00 SB 57,673 1.3240 1125 52 5.08 0.72 5.60 1.78 4.75 5.07 51.00 0.27 6.77 1.09 4.02 4.30 4.26 0.00 5.08 0.00 5.08 7.24 8.00 OK New Type 2 Drop Inlet (Triple Grate)


CD-S787B "CD-S" 788+25.00 787+85.00 SB 2,500 0.0574 40 54 0.22 0.10 5.60 0.17 5.60 5.60 59.67 0.29 2.93 0.24 0.73 1.02 4.26 0.00 0.22 0.02 0.24 3.35 8.00 OK New Type 2 Drop Inlet (Triple Grate). (See Sump Calcs)SUMP @ Subbasin CD-S787BCD-S787A "CD-S" 787+58.00 787+85.00 SB 1,675 0.0385 27 54 0.15 0.10 5.60 0.17 5.60 5.60 61.49 0.30 2.52 0.18 0.54 0.84 4.26 0.00 0.15 0.00 0.15 2.78 8.00 OK New Type 2 Drop Inlet (Triple Grate). (See Sump Calcs)SUMP @ Subbasin CD-S787BHigh PointCD-S768 "CD-S" 772+01.23 768+65.15 SB 13,176 0.3025 336 41 1.16 1.10 2.00 0.60 2.00 2.09 42.30 0.32 8.20 0.67 3.25 3.57 4.26 0.00 1.16 0.00 1.16 7.32 10.00 OK New Type 2 Drop Inlet (Triple Grate). Subbasin bypass drains to MS767High PointCD-S775 "CD-S" 772+01.23 775+86.37 SB 16,388 0.3762 385 50 1.44 1.45 2.00 0.82 2.00 2.16 42.30 0.32 8.40 0.71 3.14 3.45 4.26 0.00 1.44 0.00 1.44 7.55 8.00 OK New Type 2 Drop Inlet (Triple Grate)


CD-S785 "CD-S" 874+50.00 784+75.00 SB 932 0.0214 8975 50 0.08 1.72 5.60 1.72 5.60 5.86 0.00 0.00 1.31 0.05 87.85 87.85 6.46 2.20 0.12 0.50 0.62 2.80 8.00 OK New Type 2 Drop Inlet (Triple Grate)END RAMP ES1/CD-S LANE ANALYSIS ("ES1" & "CD-S"Lines)BEGIN RAMP CD-SA LANE ANALYSIS ("CD-SA" Line)CD-SA816 "CD-S" 811+12.00 817+00.00 SB 24,932 0.5724 588 42 2.19 1.53 3.02 2.22 3.77 4.38 42.15 0.25 5.48 0.57 2.53 2.79 4.26 0.00 2.19 0.00 2.19 6.76 8.00 OK New Type 2 Drop Inlet (Triple Grate)

CD-SA817 "CD-S" 817+00.00 817+34.00 SB 1,314 0.0302 34 42 0.12 1.15 1.00 1.34 2.01 2.42 46.50 0.32 2.97 0.09 0.43 0.76 4.26 0.00 0.12 0.34 0.45 7.88 8.00 OK New Type 2 Drop Inlet (Triple Grate)END RAMP CD-SA LANE ANALYSIS ("CD-SA" Line)BEGIN RAMPS SA3 & SA3C LANE ANALYSIS ("SA3" & "SA3C" Lines)MS753F "MS" 740+26.27 742+00.48 SB 4,957 0.1138 174 30 0.44 0.40 2.00 0.40 2.00 2.04 29.90 0.26 6.14 0.38 2.51 2.77 4.26 0.00 0.44 0.00 0.44 6.14 8.00 OK Existing drop inlet w/ 10' slotted drain. No survey data in this area, used existing DTM

MS753E "MS" 742+00.48 745+77.92 SB 14,838 0.3406 377 30 1.31 1.10 1.00 1.60 1.00 1.89 69.90 0.44 11.01 0.61 2.92 3.36 4.26 0.00 1.31 0.00 1.31 11.81 6.00 Spread Violation Existing drop inlet w/ 10' slotted drain. No survey data in this area, used existing DTM. Install 25' slotted drain and connect to ex inlet to meet flow spread criteria.

MS753D "MS" 745+77.92 746+88.59 SB 4,756 0.1092 111 34 0.42 4.70 0.50 4.70 0.50 4.73 56.50 0.30 9.07 0.21 0.91 1.20 4.26 0.00 0.42 0.02 0.44 9.25 6.00 Spread Violation Existing drop inlet w/ 10' slotted drain. No survey data in this area, used existing DTM. Install 25' slotted drain and connect to ex inlet to meet flow spread criteria.

MS753C "MS" 740+55.26 747+55.17 SB 25,013 0.5742 700 34 2.20 0.54 2.00 4.51 4.00 6.03 143.70 0.48 4.63 0.43 2.28 2.76 4.26 0.00 2.20 0.00 2.20 10.64 10.00 Spread Violation Existing drop inlet w/ 10' slotted drain. No survey data in this area, used ex DTM.

MS753B "MS" 747+55.17 747+62.12 SB 464 0.0107 7 34 0.04 0.54 1.80 0.54 1.80 1.88 143.70 0.69 2.55 0.06 0.17 0.85 4.26 0.00 0.04 0.00 0.04 2.56 10.00 OK Existing drop inlet.

SA3749 "SA3" 746+72.96 749+16.75 SB 6,439 0.1478 244 34 0.57 5.19 1.00 5.56 1.90 5.88 76.90 0.33 4.27 0.17 1.24 1.58 4.26 0.00 0.57 0.00 0.57 6.46 8.00 OK New Type 2 Drop Inlet (Triple Grate)

SA3753 "SA3" 744+19.81 753+00.00 SB 31,487 0.7228 880 40 2.77 1.10 3.20 3.71 1.82 4.13 26.67 0.20 8.57 0.67 3.54 3.74 4.26 0.00 2.77 0.17 2.94 7.73 8.00 OK New Type 2 Drop Inlet (Triple Grate). Subbasin collect bypass from MS753D & SA3749




SA3759A "SA3" 759+20.00 759+78.15 SB 2,882 0.0662 58 40 0.25 0.10 2.00 0.16 2.00 2.01 46.61 0.34 5.95 0.35 1.35 1.69 4.26 0.00 0.25 0.09 0.35 7.31 8.00 OK New Type 2 Drop Inlet (Triple Grate). (See Sump Calcs)SUMP @ Subbasin SA3759AHigh PointSA3765 "SA3" 770+78.67 765+00.00 SB 22,333 0.5127 579 40 1.97 2.16 2.00 1.55 2.00 2.53 39.00 0.29 8.37 0.70 3.44 3.72 4.26 0.00 1.97 0.00 1.97 7.86 8.00 OK New Type 2 Drop Inlet (Triple Grate)



SA3759B "SA3" 760+25.00 759+77.00 SB 2,228 0.0511 48 40 0.20 0.10 2.00 0.16 2.00 2.01 47.67 0.35 5.40 0.29 1.19 1.54 4.26 0.00 0.20 0.06 0.26 6.56 8.00 OK New Type 2 Drop Inlet (Triple Grate). (See Sump Calcs)SUMP @ Subbasin SA3759BHigh PointSA3776 "SA3" 770+78.67 776+45.00 SB 23,091 0.5301 566 45 2.03 2.18 2.00 1.54 2.00 2.52 39.00 0.29 8.48 0.72 3.34 3.63 4.26 0.00 2.03 0.00 2.03 7.95 8.00 OK New Type 2 Drop Inlet (Triple Grate)

SA3C779 "SA3C" 777+38.00 780+25.00 SB 15,200 0.3489 287 31 1.34 1.71 2.00 1.87 2.00 2.74 77.51 0.42 7.00 0.49 1.75 2.17 4.26 0.00 1.34 0.47 1.81 7.96 8.00 OK New Type 2 Drop Inlet (Triple Grate)


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SA3C781A "SA3C" 781+50.00 782+06.14 SB 2,115 0.0486 56 34 0.19 0.10 2.00 0.31 2.00 2.02 38.84 0.31 4.68 0.22 1.10 1.41 4.26 0.00 0.19 0.06 0.24 6.39 8.00 OK New Type 2 Drop Inlet (Triple Grate). (See Sump Calcs)SUMP @ Subbasin SA3C781AHigh PointSA3C786 "SA3C" 793+80.41 786+00.00 SB 29,393 0.6748 780 38 2.59 3.59 2.00 2.30 2.00 3.05 39.00 0.27 8.61 0.74 3.73 4.00 4.26 0.00 2.59 0.00 2.59 7.93 8.00 OK New Type 2 Drop Inlet (Triple Grate)



SA3C781B "SA3C" 782+30.00 782+06.14 SB 921 0.0211 24 35 0.08 0.10 2.00 0.18 2.00 2.01 34.98 0.29 3.79 0.14 0.71 0.99 4.26 0.00 0.08 0.04 0.12 4.93 8.00 OK New Type 2 Drop Inlet (Triple Grate). (See Sump Calcs)SUMP @ Subbasin SA3C781BHigh PointSA3C798 "SA3C" 793+80.41 798+29.00 SB 17,211 0.3951 449 39 1.51 2.17 4.16 1.48 4.67 4.90 39.00 0.24 4.51 0.47 2.34 2.57 4.26 0.00 1.51 0.00 1.51 4.51 8.00 OK Bridge Deck Drain

SA3C799 "SA3C" 798+29.00 799+49.00 SB 4,450 0.1022 120 39 0.39 1.54 2.00 1.86 2.00 2.73 41.71 0.29 4.42 0.20 1.00 1.29 4.26 0.00 0.39 0.17 0.56 5.23 8.00 OK Bridge Deck Drain

SA3C802 "SA3C" 799+49.00 802+06.00 SB 10,483 0.2407 257 39 0.92 0.60 2.00 1.07 2.00 2.27 50.06 0.34 6.76 0.46 2.12 2.46 4.26 0.00 0.92 0.07 0.99 7.74 8.00 OK New Type 2 Drop Inlet (Triple Grate). Subbasin bypass enters Subbasin MS802END RAMPS SA3 & SA3C LANE ANALYSIS ("SA3" & "SA3C" Lines)BEGIN RAMP NW LANE ANALYSIS ("NW" Line)NW855 "NW" 855+98.02 847+58.74 NB 20,530 0.4713 839 26 1.81 4.89 2.00 4.80 2.00 5.20 31.50 0.20 6.56 0.43 3.33 3.54 4.26 0.00 1.81 0.00 1.81 6.54 8.00 OK Existing bridge deck drain. East end of subbasin is approximate high point in ramp.

NW847 "NW" 847+58.74 847+35.18 NB 593 0.0136 24 26 0.05 4.89 2.00 4.80 2.00 5.20 38.40 0.23 1.74 0.03 0.23 0.46 4.26 0.00 0.05 0.61 0.66 4.48 8.00 OK Existing bridge deck drain.

NW846 "NW" 847+35.18 846+63.06 NB 1,165 0.0267 72 26 0.10 4.89 2.00 4.80 2.00 5.20 39.50 0.23 2.24 0.05 0.59 0.82 4.26 0.00 0.10 0.11 0.22 2.95 8.00 OK Existing drop inlet.

NW854B "NW" 846+63.06 853+20.80 NB 9,136 0.2097 658 36 0.80 1.61 5.80 0.50 5.80 5.82 54.10 0.27 3.80 0.42 5.72 5.99 6.46 2.20 1.22 0.01 1.23 3.58 4.00 OK Existing bridge deck drain. North end of subbasin is approximate high point in ramp.

NW854A "NW" 853+20.80 847+36.49 NB 24,311 0.5581 584 36 2.14 4.89 5.43 4.80 5.80 7.53 68.60 0.29 3.59 0.37 1.70 1.99 4.26 0.00 2.14 0.09 2.23 3.79 4.00 OK Existing bridge deck drain.



NW840 "NW" 845+88.28 840+31.00 NB 24,070 0.5526 557 39 2.12 1.83 3.40 4.14 2.24 4.71 42.74 0.25 6.67 0.50 2.18 2.44 4.26 0.00 2.12 0.05 2.16 6.04 8.00 OK New Type 2 Drop Inlet (Triple Grate). Subbasin bypass enters Subbasin MN839END RAMP NW LANE ANALYSIS ("NW" Line)BEGIN RAMP NE LANE ANALYSIS ("NE" Line)High PointNE855 "NE" 849+89.00 855+10.86 NB 21,297 0.4889 522 33 1.87 2.99 3.00 1.88 6.57 6.83 44.13 0.23 3.77 0.47 2.16 2.39 4.26 0.00 1.87 0.00 1.87 5.64 6.50 OK Existing drop inletEND RAMP NE LANE ANALYSIS ("NE" Line)BEGIN RAMP AR1 LANE ANALYSIS ("AR1" Line)AR1782 "AR1" 775+47.00 783+00.00 NB 24,963 0.5731 753 33 2.20 3.15 3.80 2.52 3.14 4.03 153.26 0.57 6.01 0.57 3.24 3.80 4.26 0.00 2.20 0.11 2.31 5.21 6.75 OK New Type 2 Drop Inlet (Triple Grate). Subbasin includes bypass from MN776

AR1783 "AR1" 783+00.00 783+75.00 NB 2,287 0.0525 75 33 0.20 3.15 1.38 3.15 2.59 4.08 42.19 0.26 2.66 0.09 0.57 0.83 4.26 0.00 0.20 0.31 0.51 5.58 5.65 OK New Type 2 Drop Inlet (Double Grate).

AR1785 "AR1" 783+75.00 785+08.25 NB 7,445 0.1709 133 33 0.66 1.67 2.00 2.63 1.36 2.96 117.70 0.53 6.39 0.28 0.94 1.47 4.26 0.00 0.66 0.25 0.90 6.17 12.00 OK New Type 2 Drop Inlet (Triple Grate). Subbasin includes bypass from AR4784. Subbasin bypass enters AR local road Subbasin system.END RAMP AR1 LANE ANALYSIS ("AR1" Line)BEGIN RAMP AR2 LANE ANALYSIS ("AR2" Line)High PointAR2798 "AR2" 797+48.63 798+88.00 NB 4,105 0.0942 139 30 0.36 0.30 5.80 0.24 5.80 5.80 30.33 0.19 3.23 0.30 1.95 2.14 4.26 0.00 0.36 0.00 0.36 3.10 4.80 OK New Type 2 Drop Inlet (Double Grate). Subbasin bypass enters Subbasin MN799High PointAR2790 "AR2" 797+48.63 790+50.00 NB 21,833 0.5012 699 34 1.92 3.20 3.80 1.85 4.44 4.81 30.33 0.20 4.87 0.53 3.20 3.40 4.26 0.00 1.92 0.00 1.92 4.85 5.00 OK New Type 2 Drop Inlet (Double Grate).

AR2789 "AR2" 790+50.00 788+35.00 NB 7,098 0.1629 215 34 0.62 3.20 2.38 3.20 3.68 4.88 42.68 0.25 3.25 0.19 1.11 1.36 4.26 0.00 0.62 0.32 0.95 4.98 5.00 OK New Type 2 Drop Inlet (Double Grate).

AR2788 "AR2 788+35.00 788+17.00 NB 517 0.0119 18 34 0.05 3.20 1.63 3.20 2.42 4.01 53.77 0.30 1.58 0.03 0.20 0.50 4.26 0.00 0.05 0.16 0.21 3.59 5.00 OK New Type 2 Drop Inlet (Double Grate).

AR2787 "AR2" 788+17.00 786+99.00 NB 9,698 0.2226 118 66 0.85 1.74 2.00 2.59 2.00 3.27 111.10 0.50 5.56 0.31 0.71 1.21 4.26 0.00 0.85 0.42 1.28 6.97 14.00 OK New Type 2 Drop Inlet (Triple Grate). Subbasin includes bypass from AR3788. Subbasin bypass enters AR local road Subbasin system.END RAMP AR2 LANE ANALYSIS ("AR2" Line)BEGIN RAMP AR3 LANE ANALYSIS ("AR3" Line)AR3792 "AR3" 801+27.67 792+75.00 SB 24,993 0.5738 853 39

APPENDIX C HYDROLOGIC / HYDRAULIC CALCULATIONS – ON...

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Transcript of APPENDIX C HYDROLOGIC / HYDRAULIC CALCULATIONS – ON...