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Bee Branch Watershed Flood Mitigation ProjectCity of Dubuque Special Meeting Copyrighted August 8, 2022 Work Session - Bottom # 02. ITEM TITLE: Bee Branch Watershed Flood Mitigation Project SUMMARY: Civil Engineer I I Deron Muehring will present on the Bee Branch Watershed Next Steps. SUGGESTED DISPOSITION: ATTACHMENTS: Description Type Bee Branch Watershed-MVM Memo City Manager Memo Presentation —Uploaded 8.8.22 Supporting Documentation THE C DUjIBQTE Masterpiece on the Mississippi TO: The Honorable Mayor and City Council Members FROM: Michael C. Van Milligen, City Manager SUBJECT: Bee Branch Watershed Next Steps - Work Session Request DATE: July 27, 2022 Dubuque WAWca 914 ii 2007-2012.2013 2017*2019 Civil Engineer II Deron Muehring is submitting the presentation for the work session on Bee Branch Watershed Next Steps to be held on Monday, August 8, 2022. Mic ael C. Van Milligen MCVM:sv Attachment cc: Crenna Brumwell, City Attorney Cori Burbach, Assistant City Manager Gus Psihoyos, City Engineer Deron Muehring, Civil Engineer II 8/8/2022 1 Bee Branch Waterr,hpd Area: 6.5 square miles 2 50% Dubuque citizens live or work within the tree tsranch Watersnea 8/8/2022 Bee Branch Watershed Hydrology St IS i, r'm WATERSHED f 1 i ,I 5 1 Miles j 1. i 3 Bee Branch Watershed Hydrology �a is 5t (" 016.� - - WATERSHED r -- I 1 � yQQ -0 025~ 05 1 — Miles 4 2 8/8/2022 Bee Branch Watershed Hydrology Elood Video WATERSHED WATERSHED 8/8/2022 Bee Branch Watershed Hydrology July 20, 2016: 12:05 PM 22"d Street (west of Central Ave) 22"d Street (east of Central Ave) 4 1.7 inches of rain in 90 minutes (Between a 2 and 5-year event) C Bee Branch Watershed Hydrology July 20, 2016: 12:05 PM 22"d Street (west of Central Ave) 22"d Street (east of Central Ave) 1.7 inches of rain in 90 minutes (Between a 2 and 5-year event) I M 8/8/2022 Bee Branch Watershed Hydrology 12:05 PM E July 20, 2016 22nd Street (west of Central Ave) Bee Branch Watershed Hydrology 12:05 PM 10 July 20, 2016 12:22 PM 22"d Street (west of Central Ave) 672 8/8/2022 Bee Branch Watershed Flooding Presidential Disasters Presidential Disaster Declaration: May 21, 1999 Disaster # 1277 0' Declaration Reason Flooding, severe storms, tornadoes Disaster # 1763 Cause of Damage 3 inches of rain in 1.5 hours Declaration Reason Flooding, severe storms, tornadoes Cause of Damage 15.7 inches of rain in 2 months Presidential Disaster .- �� Disaster # 1420 Presidential Disaster Declaration: Declaration Reason Flooding and storms Disaster # 1930 Cause of Damage 4.9 inches of rain in 24 hours Declaration Reason Flooding, severe storms, tornadoes Cause of Damage 4.8 inches of rain in 12 hours Presidential Disaster Declaration: June 2, 00 Disaster # 1518 Presidential Disaster Declaration: Declaration Reason Flooding, severe storms, tornadoes Disaster # 4018 Cause of Damage 3.9 inches of rain in 48 hours Declaration Reason Flooding, severe storms, tornadoes Cause of Damage 10.2 inches of rain in 12 hours 11 12 8/8/2022 �• ••• • High Water Line 4„J , From 2004 to 2009 the assessed value of commercial property in the flood prone area decreased by 6% while it increased by 39% elsewhere in the city. 13 Bee Branch Watershed Flooding "Residents irate over old storm sewer.... A neighborhood meeting to answer questions about the May 16 flood turned into a litany of accusations and complaints." Telegraph Herald — May 23, 1999 "We need something that will stop this thing (from happening again)." - Merlin Langkamp, W32nd Street resident Telegraph Herald — May 23, 1999 14 VI Drainage Basin Master Plan Process Master Plan Input • Selection Criteria • Rainfall • Flooding • Land Use Damages • Physical Runoff uno • Roadway Features rate Overtopping • Geometry Hydrology • Runoff • Water Areas • Violations rate surface • Volume elevations Runoff • Depths • Flooding Limits Output • Conveyance • Storage • Non-structural --p.m • Phasing/ Sequencing • Capital Improvements Program • Prioritization • Funding Drainage Basin Master Plan (2001) 8/8/2022 17 18 8/8/2022 Drainage Basin Master Plan (Amended 2013) DUB E h kgim M Ox ft—pp, Ramie R�rannr—h—�Wntarshari 1 JU .WPiea wl H. MiM'.?Rd ation Project Plan 1L\ M �SJ��Iu�• IIUR Inpi-in% Inf. 19 Bee Branch Watershed Flood Mitigation Project The multi -phase project will: ❖Reduce the volume of stormwater, w • ... ❖Slow the rate and timing of stormwater flow through the upper watershed, and ❖ Increase conveyance of stormwater through the flood - prone area 20 10 8/8/2022 Bee Branch Watershed Flood Mitigation Project Project Elements The Bee Branch Watershed Flood - - Mitigation Project will prevent an estimated $582 million in damages over the design life of the project. 21 BEE BRANCH WATERSHED FL0001 MITIGATION PROJECT Improvement Carter Road Detention Basin West 32nd Street Detention Basin Q, � — ^ix — 0,43 Historic Millwork District Complete Streets Lower Bee Branch Creek Restoration watershed Upper Bee Branch Creek Restoration L'FLOOD MITIGATION Bee Branch Creek Railroad Culverts 22nd St/Kaufmann Storm Sewer Capacity Improvements 17th St/W. Locust Storm Sewer Capacity Improvements Bee Branch Healthy Homes Flood Mitigation Gate & Pump Replacement Flood Mitigation Maintenance Facility North End Storm Sewer Capacity Improvements Water Plant Flood Protection Impervious Surface Reduction (Green Alleys) 22 Schedule Complete (2003) Complete (2009) Complete (2012) Complete (2011) Complete (2017) Functional (2021) Complete to N. Main (2021) Complete to Heeb St (2021) 320 Complete (2021) Est. Completion — 2023 Est. Completion — 2028 Est. Completion — 2030 Est. Completion — 2030 Est. Completion — 2040 11 8/8/2022 What's Next? Carter Road Detention Basin West 32nd Street Detention Basin 23 What's Next? Carter Road Detention Basin West 32nd Street Detention Basin 24 12 8/8/2022 What's Next? Carter Road Detention Basin West 32nd Street Detention Basin r �. S. t.. 1yI � 25 1b 13 8/8/2022 BEE BRANCH WATERSHED FLOOD MITIGATION PROJECT Improvement Carter Road Detention Basin West 32nd Street Detention Basin Historic Millwork District Complete Streets Lower Bee Branch Creek Restoration - Upper Bee Branch Creek Restoration oil 4 Bee Branch Creek Railroad Culverts 22nd St/Kaufmann Storm Sewer Capacity Improvements 17th St/W. Locust Storm Sewer Capacity Improvements Bee Branch Healthy Homes Flood Mitigation Gate & Pump Replacement Flood Mitigation Maintenance Facility North End Storm Sewer Capacity Improvements Water Plant Flood Protection Impervious Surface Reduction (Green Alleys) 27 What's Next? Upper Bee Branch Creek Restoration pr 28 Schedule Complete (2003) Complete (2009) Complete (2012) Complete (2011) Complete (2017) Functional (2021) Complete to N. Main (2021) Complete to Heeb St (2021) 320 Complete (2021) Est. Completion — 2023 Est. Completion — 2028 Est. Completion — 2030 Est. Completion — 2030 Est. Completion — 2040 Lower Bee Branch Creek Restoration 14 8/8/2022 BEE BRANCH WATERSHED FLOO[1MITIGATION PROJECT Improvement Carter Road Detention Basin West 32nd Street Detention Basin Historic Millwork District Complete Streets Lower Bee Branch Creek Restoration watershed Upper Bee Branch Creek Restoration JEC Bee Branch Creek Railroad Culverts 22nd St/Kaufmann Storm Sewer Capacity Improvements 17th St/W. Locust Storm Sewer Capacity Improvements Bee Branch Healthy Homes Flood Mitigation Gate & Pump Replacement Flood Mitigation Maintenance Facility North End Storm Sewer Capacity Improvements Water Plant Flood Protection Impervious Surface Reduction (Green Alleys) 29 Schedule Complete (2003) Complete (2009) Complete (2012) Complete (2011) Complete (2017) Functional (2021) Complete to N. Main (2021) Complete to Heeb St (2021) 320 Complete (2021) Est. Completion — 2023 Est. Completion — 2028 Est. Completion — 2030 Est. Completion — 2030 Est. Completion — 2040 15 8/8/2022 Bee Branch Creek Railroad Culverts Proiect 31 Bee Branch Creek Railroad Culverts Pro'ect a' OO 1 watershed L FLOOD MITIGATION cc do pY 1 32 16 8 8 2O22 Bee Branch Creek Railroad Culverts Proiect 1 2- _ -,'00 '00' ap_ , ®� ■ # �-� .'.0 ■ . .0 . f \:y.� \. as 34 17 Qi,e Brahc6 Rendering :r watershed FLOOD MITIGATION i\ PROJECT � f »NU • i!` II ��il fee Bra#., vskeRendering v watershed------------- FLOOD MITIGATION - --'- 4 i■ _ „>F:.,> ;� 2021 Photo 8/8/2022 37 981 19 8/8/2022 BEE BRANCH WATERSHED FLOO[1MITIGATION PROJECT Improvement Carter Road Detention Basin West 32nd Street Detention Basin Historic Millwork District Complete Streets Lower Bee Branch Creek Restoration I Upper Bee Branch Creek Restoration oil 4 Bee Branch Creek Railroad Culverts 22nd St/Kaufmann Storm Sewer Capacity Improvements 17th St/W. Locust Storm Sewer Capacity Improvements Bee Branch Healthy Homes Flood Mitigation Gate & Pump Replacement Flood Mitigation Maintenance Facility North End Storm Sewer Capacity Improvements Water Plant Flood Protection Impervious Surface Reduction (Green Alleys) 39 all Schedule Complete (2003) Complete (2009) Complete (2012) Complete (2011) Complete (2017) Functional (2021) Complete to N. Main (2021) Complete to Heeb St (2021) 320 Complete (2021) Est. Completion — 2023 Est. Completion — 2028 Est. Completion — 2030 Est. Completion — 2030 Est. Completion — 2040 /9M U) Phase I: Complete in 2018 i SSO, Phase II: Complete in 2020co ' Ry ..; Phase I: Complete in 2018 Phase II: Complete in 2020 f Phase III: Complete in 2020 �a k St Nr� aS I► a ace f�� %, � `° �► �2? � �. OMM 8/8/2022 22nd St/Kaufmann Storm Sewer Capacity Improvements Improvements Realized July 20, 2016 1�� d 5 A1 �g 77 } IP ■l 1.7 inches of rain in 90 minutes [Looking west up 22nd St/Kaufmann Ave from Central Ave] 43 22nd St/Kaufmann Storm Sewer Capacity Improvements Improvements Realized July 20, 2016 July 15, 2022 30 -144 r 1.7 inches of rain in 90 minutes 2.0 inches of rain in 90 minutes (3.9 inches in 3 %2 hours) [Looking west up 22nd St/Kaufmann Ave from Central Ave] 44 22 8/8/2022 PRIOR ACCOMPLISHMENTS 22nd St./Kaufmann Ave. Storm Sewer Improvements $17.8 million in shovel ready infrastructure improvements 45 BEE BRANCH WATERSHED FLOO11MITIGATION PROJECT Improvement Carter Road Detention Basin West 32nd Street Detention Basin Historic Millwork District Complete Streets Lower Bee Branch Creek Restoration watershed Upper Bee Branch Creek Restoration Bee Branch Creek Railroad Culverts 22nd St/Kaufmann Storm Sewer Capacity Improvements 17th St/W. Locust Storm Sewer Capacity Improvements Bee Branch Healthy Homes Flood Mitigation Gate & Pump Replacement Flood Mitigation Maintenance Facility North End Storm Sewer Capacity Improvements Water Plant Flood Protection Impervious Surface Reduction (Green Alleys) 46 Schedule Complete (2003) Complete (2009) Complete (2012) Complete (2011) Complete (2017) Functional (2021) Complete to N. Main (2021) Complete to Heeb St (2021) 320 Complete (2021) Est. Completion — 2023 Est. Completion — 2028 Est. Completion — 2030 Est. Completion — 2030 Est. Completion — 2040 23 Phase I: Complete in 2018 Phase III: Complete in 2020 Phase II: Complete in 2020 Future Phases: Depends on Additional Funding Clarke pr, W. L ocus t 5t. foc(nz) k `R �G watershed Q , tdN co •-----------• r FLOOO MITIGATION PROJECT Phase I: Complete in 2018 Phase III: Complete in 2020 Phase II: Complete in 2020 Future Phases: Depends on Additional Funding tiTrr�Yri']I,rW` 1 1 y Y •i fILrp�C;U:SfrStruarref�Iy ♦� a d 1W watershed FLOOO MITIGATfON PROJECT Phase I: Complete in 2018 Phase III: Complete in 2020 Phase II: Complete in 2020 Future Phases: Depends on Additional Funding Cj arkit j1 Fr j _ e Dr 4, y y �� r W. Locust 5t a, 0 ,} ` �o ¢ 4,� :. k� � Cam+•-' '� h �,, ;0% n` N . N 4 watershed------------- r E _ FLOOO MITIGATION PROJECT Phase I: Complete in 2018 Phase III: Complete in 2020 Phase II: Complete in 2020 Future Phases: Depends on Additional Funding STIP: .' "0 - ti •• , ,(p# ••,` y,.qe.�.,� �'�i' T ` Y yi f�LrOCUS`fr5�truarr+ifsIy p� a ,od,Sti Brags j �, co :. watershed FLOOO MITIGATfON PROJECT 8/8/2022 51 17th/W. Locust Street Storm Sewer Capacity Improvements Improvements Not Yet Fully Realized July 15, 2022 2.0 inches of rain in 90 minutes (3.9 inches in 3 %2 hours) 52 26 8/8/2022 BEE BRANCH WATERSHED FLOO[1MITIGATION PROJECT Improvement Carter Road Detention Basin West 32nd Street Detention Basin Historic Millwork District Complete Streets Lower Bee Branch Creek Restoration watershed ------------- Upper Bee Branch Creek Restoration FLOOD MITIGATIO PROJECT Bee Branch Creek Railroad Culverts L. 22nd St/Kaufmann Storm Sewer Capacity Improvements 17th St/W. Locust Storm Sewer Capacity Improvements Bee Branch Healthy Homes Flood Mitigation Gate & Pump Replacement Flood Mitigation Maintenance Facility North End Storm Sewer Capacity Improvements Water Plant Flood Protection Impervious Surface Reduction (Green Alleys) 53 54 Schedule Complete (2003) Complete (2009) Complete (2012) Complete (2011) Complete (2017) Functional (2021) Complete to N. Main (2021) Complete to Heeb St (2021) 320 Complete (2021) Est. Completion — 2023 Est. Completion — 2028 Est. Completion — 2030 Est. Completion — 2030 Est. Completion — 2040 BEE BRANCH HEALTHY HOMES PROGRAM • Healthy Homes $8,900,165 October 2016 —June 2022 307 Housing Units — Final Number Assisted 114 single-family units 23 duplexes (46 family units) 4 Quad-plex (16 family units) 3 Six-plex (18 family units) 3 Seven-plex (21 family units) 2 12-unit apartment complex (24 family units) 2 19-unit apartment complex (38 family units) 1 30-unit apartment complex (30 family units) 27 -,�gr 11 AFTER BEE B 10 RANCH ZV. HEALTHY 0 S H ME BEE BRANCH HOMES New eletated water heater & furnace BRANCH HEALTHY HOMES New Electrical Service Panels lug Bra watershed ------------ LOOD MITIGATION PROIECr 8/8/2022 BEE BRANCH HEALTHY HOMES PROGRAM ❑ Healthy Homes $8,900,165 ❑ October 2016 — June 2022 ❑ 307 Housing Units — Final Number Assisted (—$29,000 per unit) • 657 applications requested (stopped advertising in September of 2021) • 392 applications received • 357 applications reviewed • 315 applications approved (42 ineligible due to location or income) • 35 applications have not been reviewed for eligibility At least 8 families qualified but were unable to receive assistance. Another 35 families could qualify for assistance. 57 Bee Branch Healthy Homes Resiliency Program NJNk. Advocacy Model Home Visitation by the Advocate to each participant's home ■ On average advocates spent (23.2) hours per single family unit and (18.5) hours per multi -family unit, on completed projects to date ■ Identify Resident Needs and Challenges ■ Top (5) Referrals by volume: Weatherization, Carbon Monoxide Detector, Education, Home Maintenance, Dental ■ Provide Resources and assistance ■ Aim to remove barriers to achieve goals, follow up with providers, meet with partners, personal resilience plan 58 29 8/8/2022 BEE BRANCH HEALTHY HOMES PROGRAM 231 Needs HEALTH Health insurance Dental insurance Dental Home Dental Need Gap Smoking Medical Equipment Food Pests Mental Illness Blood lead levels Nutrition Medical Home 59 .o 119 Needs ECONOMIC Underemployed Unemployed Financial Utility Bill Childcare $$ 48 Needs EDUCATION Skills Gap NICC Cert Parent Education Absenteeism IEP-Child School Supplies K-12 Intake Challenge Buckets 159 Needs 306 Needs SOCIAL Childcare Youth Activity Parent Education Food Legal Transportation Clothing Pests Housing Counseling Social Support (lack of) BUILT ENVIRONMENT Home Maintenance Weatherization CO2/Smoke alarm Lead Hazards Pest Control 307 families have received some level of advocacy support through the program BEE BRANCH HEALTHY HOMES PROGRAM What's Next? ❑Healthy Homes $8,900,165 0-d- ��, ❑ October 2016 - June 2022 ❑ 307 Housing Units - Final Number Assisted 1 (-$29,000 per unit) • At least 8 families qualified but were unable to receive assistance. Another 35 families could qualify for assistance. • Continuation of the home advocacy program? 30 8/8/2022 BEE BRANCH WATERSHED FLOO[1MITIGATION PROJECT Infrastructure Improvement *4 Carter Road Detention Basin West 32nd Street Detention Basin Historic Millwork District Complete Streets Lower Bee Branch Creek Restoration watershed ------------- Upper Bee Branch Creek Restoration FLOOD MITIGATIO PROJECT Bee Branch Creek Railroad Culverts L. 22nd St/Kaufmann Storm Sewer Capacity Improvements 17th St/W. Locust Storm Sewer Capacity Improvements Bee Branch Healthy Homes Flood Mitigation Gate & Pump Replacement Flood Mitigation Maintenance Facility North End Storm Sewer Capacity Improvements Water Plant Flood Protection Impervious Surface Reduction (Green Alleys) 61 62 Schedule Complete (2003) Complete (2009) Complete (2012) Complete (2011) Complete (2017) Functional (2021) Complete to N. Main (2021) Complete to Heeb St (2021) 320 Complete (2021) Est. Completion — 2025 Est. Completion — 2028 Est. Completion — 2030 Est. Completion — 2030 Est. Completion — 2040 MAJOR STORMWATER MANAGEMENT DRAINAGE SYSTEM IMPROVEMENTS Bee Branch Gate & Pump Replacement Project Peosta Channel ` - n" -] Ker er Boulevard 16th k Street Pondin. !i Area 31 8/8/2022 BEE BRANCH GATE & PUMP REPLACEMENT watershed 63 BEE BRANCH GATE & PUMP REPLACEMENT er er Boulevard _ -- 40 ` "Kerperard_ 64 32 8/8/2022 BEE BRANCH GATE & PUMP REPLACEMENT Increase Resiliency by: — Handling the floodwaters from the Bee Branch Creek which provides 500-year protection; — Doubling the pumping capacity; — Providing flexible gate operation to drain the basin under extreme flooding conditions; — Providing easy access to remove debris from the trash racks; and — Providing backup generators to ensure operations during storm events. 65 BEE BRANCH GATE &PUMP REPLACEMENT FUNDING SOURCE AMOUNT' State Flood Mitigation Program Sales Tax Increment $9,631,000 Stormwater Utility Fee Revenue $2,796,000 SRF Loan $2,600,000 EDA Disaster Recovery Grant $2,500,000 DRA Distribution $1,400,000 TOTAL $18,927,000 State and Federal Funding: $12,131,000 1101 33 8/8/2022 67 BEE BRANCH GATE & PUMP REPLACEMENT Bids -- --- RAI i / I ��}1�ii ��i`�Ii•ii il' 4`�4111�1i d1�1��i � li�liifi�1111„t ` � � � BEE BRANCH GATE & PUMP REPLACEMENT What's Next? 34 8/8/2022 BEE BRANCH WATERSHED FLOO[1MITIGATION PROJECT Infrastructure Improvement Aj Carter Road Detention Basin West 32nd Street Detention Basin Historic Millwork District Complete Streets Lower Bee Branch Creek Restoration watershed ------------- Upper Bee Branch Creek Restoration FLOOD MITIGATIO Bee Branch Creek Railroad Culverts L.PROJECT 22nd St/Kaufmann Storm Sewer Capacity Improvements 17th St/W. Locust Storm Sewer Capacity Improvements Bee Branch Healthy Homes Flood Mitigation Gate & Pump Replacement Flood Mitigation Maintenance Facility North End Storm Sewer Capacity Improvements Water Plant Flood Protection Impervious Surface Reduction (Green Alleys) .• 70 Schedule Complete (2003) Complete (2009) Complete (2012) Complete (2011) Complete (2017) Functional (2021) Complete to N. Main (2021) Complete to Heeb St (2021) 320 Complete (2021) Est. Completion — 2023 Est. Completion — 2028 Est. Completion — 2030 Est. Completion — 2030 Est. Completion — 2040 BEE BRANCH FLOOD MITIGATION MAINTENANCE FACILITY ■ Maintenance Facility ■ Public Parking ■ Public Restrooms ■ Green Space ■ Overlook �Jry`ST ST 'r ..r ysr 7 1 MI, 35 8/8/2022 BEE BRANCH FLOOD MITIGATION MAINTENANCE FACILITY ■ Maintenance Facility ■ Public Parking ■ Public Restrooms ■ Green Space t ■ Overlook F rs. T Ack I-J watershed L, FLOOD MITIGATION ST �_ 71 BEE BRANCH FLOOD MITIGATION MAINTENANCE FACILITY EAST BLUM SITE - EPA CLEANUP GRANT NN 72 36 NN 72 36 8/8/2022 BEE BRANCH FLOOD MITIGATION MAINTENANCE FACILITY ■ Maintenance Facility - ■ Public Parking ' �r ■ Public Restrooms ■ Green Space- ■ Overlook x - f r _ 73 BEE BRANCH FLOOD MITIGATION MAINTENANCE FACILITY WEST BLUM SITE - EPA CLEANUP GRANT 71..-Iill E9 Sr4rlip w 74 37 8/8/2022 BEE BRANCH FLOOD MITIGATION MAINTENANCE FACILITY What's Next? ■ Environmental cleanup this summer/fall ■ Preliminary design of restroom/storm shelter, possible FEMA (BRIC) funding ■ Park Master Plan • Maintenance Facility • Public Parking • Public Restrooms Flood Mitigation Maintenance Facility 75 fee Brap4 watershed ------------- FLOOD MITIGATION PROJECT $5,550,000 BEE BRANCH WATERSHED FLOOD MITIGATION PROJECT Infrastructure Improvement Carter Road Detention Basin West 32nd Street Detention Basin :' Historic Millwork District Complete Streets Lower Bee Branch Creek Restoration watershed Upper Bee Branch Creek Restoration FLOOD MITIGATION Bee Branch Creek Railroad Culverts 22nd St/Kaufmann Storm Sewer Capacity Improvements 17th St/W. Locust Storm Sewer Capacity Improvements Bee Branch Healthy Homes Flood Mitigation Gate & Pump Replacement Flood Mitigation Maintenance Facility North End Storm Sewer Capacity Improvements Water Plant Flood Protection Impervious Surface Reduction (Green Alleys) 76 Schedule Complete (2003) Complete (2009) Complete (2012) Complete (2011) Complete (2017) Functional (2021) Complete to N. Main (2021) Complete to Heeb St (2021) 320 Complete (2021) Est. Completion — 2023 Est. Completion — 2028 Est. Completion — 2030 Est. Completion — 2030 Est. Completion — 2040 8/8/2022 NORTH END STORM SEWER CAPACITY IMPROVEMENTS What's Next? North End Storm Sewer Capacity Improvements 77 wee Bra4. watershed FL00lt MITIGATION PPOIECT $1,400,000 BEE BRANCH WATERSHED FLOO11 MITIGATION PROJECT Infrastructure Improvement Carter Road Detention Basin West 32nd Street Detention Basin Historic Millwork District Complete Streets Lower Bee Branch Creek Restoration watershed Upper Bee Branch Creek Restoration Bee Branch Creek Railroad Culverts 22nd St/Kaufmann Storm Sewer Capacity Improvements 17th St/W. Locust Storm Sewer Capacity Improvements Bee Branch Healthy Homes Flood Mitigation Gate & Pump Replacement Flood Mitigation Maintenance Facility North End Storm Sewer Capacity Improvements Water Plant Flood Protection Impervious Surface Reduction (Green Alleys) W Schedule Complete (2003) Complete (2009) Complete (2012) Complete (2011) Complete (2017) Functional (2021) Complete to N. Main (2021) Complete to Heeb St (2021) 320 Complete (2021) Est. Completion — 2023 Est. Completion — 2028 Est. Completion — 2030 Est. Completion — 2030 Est. Completion — 2040 39 8/8/2022 WATER PLANT FLOOD PROTECTION What's Next? watershed Water Plant Flood Protection $4,400,000 79 BEE BRANCH WATERSHED FLOO11 MITIGATION PROJECT Infrastructure Improvement Carter Road Detention Basin West 32nd Street Detention Basin Historic Millwork District Complete Streets Lower Bee Branch Creek Restoration watershed Upper Bee Branch Creek Restoration Bee Branch Creek Railroad Culverts 22nd St/Kaufmann Storm Sewer Capacity Improvements 17th St/W. Locust Storm Sewer Capacity Improvements Bee Branch Healthy Homes Flood Mitigation Gate & Pump Replacement Flood Mitigation Maintenance Facility North End Storm Sewer Capacity Improvements Water Plant Flood Protection Impervious Surface Reduction (Green Alleys) :8 Schedule Complete (2003) Complete (2009) Complete (2012) Complete (2011) Complete (2017) Functional (2021) Complete to N. Main (2021) Complete to Heeb St (2021) 320 Complete (2021) Est. Completion — 2023 Est. Completion — 2028 Est. Completion — 2030 Est. Completion — 2030 Est. Completion — 2040 Ulm 8/8/2022 81 IMPERVIOUS SURFACE REDUCTION (GREEN ALLEYS) What's Next? Impervious Surface Reduction (Green Alleys) Funded Flood Mitigation Improvements Carter Road Detention Basin West 32nd Street Detention Basin Lower Bee Branch Creek Restoration Historic Millwork District Complete Streets Flood Mitigation Gate & Pump Replacement Upper Bee Branch Creek Restoration 22nd Street/Kaufmann Storm Sewer Capacity Improvements Bee Branch Creek Railroad Culverts 17th Street/W. Locust Storm Sewer Capacity Improvements North End Storm Sewer Capacity Improvements Flood Mitigation Maintenance Facility Water Plant Flood Protection Impervious Surface Reduction (Green Alleys) Bee Branch Healthy Homes *Rounded **Estimated 82 Total Cost: Total Grant Funding: Total City Share fee Bra4v$ watershed FL00lt MITIGATION PPOIECT $57,420,000 Cost $1,080,000 * $4,160,000 * $29,400,000 * $7,980,000 * $18,930,000 ** $64,230,000 $8,570,000 $32,300,000 ** $7,500,000 $1,400,000 ** $5,550,000 ** $4,400,000 ** $57,420,000 ** $8,430,000 $250,270,000 ** $165,803,311 $85,541,354 41 8/8/2022 Bee Branch Watershed Flood Mitigation Project Update VISION IOWA Project Partners r SRF U.S. Department of Transportation �Federal Highway � Administration CqcB.-Iowa Department of Transportation WA lent 83 84 OMf,LAND S F . PV� �CFMCY MPS Dubuque �-Community Schools Lmming Leading Living :C30BS OWASINFRASTRUCILREIWVE ENIIMiN TREES FOREVER Together We Grow TIGER LouNrj. �VBUQJ1, ECIA Pe,.�MENT pF y�� IIIIIIII co a��3n3a Nd`Da LEO ®upaeo ®bank. WAHLERT PREMIER BANK FOUNDATION ■■■ 42