APWA Expo August 27, Ground Water Recharge With Storm Management: A Sustainable Development

Transcription

1 APWA Expo August 27, 2013 Ground Water Recharge With Storm Management: A Sustainable Development Presented by: Joel S. Koenig, P.E. Andrew J. Hawkins Chris P. Dagiantis, P.E., CFM Bios Joel S. Koenig, P.E. is a Senior Project Manager at CMT, where he has been since He is a graduate of the University of Iowa with a B.S. in civil engineering and has been providing infrastructure design services in the areas of water, wastewater and street rehabilitation to many communities in the Chicago area. He previously served as the Village Engineer for the village of University Park for more than 15 years. Andrew J. Hawkins works for the Forest Preserve District of Will County as the Superintendent of Planning and Development. He is a graduate of Murray State University with an M.A. in recreation and land management. Andrew has 14 years of experience working in the environmental land management and planning field. He previously worked for the Illinois Department of Natural Resources, after which he was an environmental consultant before joining the Forest Preserve District in Chris P. Dagiantis, P.E., CFM has more than 16 years of experience at CMT specializing in hydrology and hydraulics and has worked on many projects that have included drainage studies, stormwater pollution prevention plans, floodplain permitting and detention modifications. He is a graduate of the University of Illinois with a B.S. in civil engineering, and a Certified Floodplain Manager with experience in complex hydraulic modeling and knowledge in the implementation of stormwater pollution prevention plans. 1

2 Overview History of the project Stakeholder objectives History of watershed Engineered ecological approach Future plans Outcomes and results Project Location McCormick Convention Center 30 miles Project Site 2

3 Watershed Lake Michigan O Brien Lock Project Site St. Louis Grafton, IL Ohio River Watershed To Little Calumet River Project Site 3

4 Partnerships and Stakeholders Existing Storm Sewer to Thorn Creek Dralle Road BP Pipelines Will Center Road (University Park) Created Wetland Storm Line Elementary School FPD Property Thorn Creek History 426 acres within icemargin glacial lake basin 20.8 mile tributary of Little Calumet River Drops 200 feet to Little Calumet River Valley Travels through Will and Cook Counties 4

5 Valparaiso Moraine Begins in high land of Valparaiso Moraine Forms U around Lake Michigan St. Lawrence Seaway Divide Project Site Continental Divides Project Site 5

6 Pre settlement Pre settlement 6

7 Pre settlement Pre settlement 7

8 Pre settlement Highly fragmented natural areas Threatened and endangered species Birds Mammals Preserved Areas 8

9 Groundwater Recharge Only 4.9% of the original wetland acreage remains Objectives School safety Congested pipeline corridor Environmentally sustainable drainage system Roadway drainage 9

10 Road Project Expectations Provides water quality Restores native plantings Creates ground water recharge Facilitates safe travel to local school Project Elements 3.6 acre wetland Water filtering facility Ground water recharge system Water quality unit Storm sewer Infiltration Wetland plantings Control structure 10

11 Design Features Will Center Road To Thorn Creek Headwaters Filtering and Floatables Capture Device Naturalized Wetland Area 400 feet Ground Stop Log 24 inch Storm Sewer Lateral Pipes for Infiltration 24 inch Storm Sewer Control Structure Project Profile Control Structure Will Center Road To Thorn Creek Headwaters Filtering and Floatables Capture Device Naturalized Wetland Area 400 feet Ground Stop Log 24 inch Storm Sewer Lateral Pipes for Infiltration 24 inch Storm Sewer Control Structure Project Profile 11

12 Overflow Structure 24 diameter storm line Stop logs To Thorn Creek Control Structures 12

13 Storm Sewer Will Center Road Filtering and Floatables Capture Device Naturalized Wetland Area 400 feet Ground Main Line To Thorn Creek Headwaters Stop Log 24 inch Storm Sewer (768 feet) Lateral Pipes for Infiltration 24 inch Storm Sewer (1,150 feet) Control Structure Project Profile Storm Sewer / Hydraulic Sizing 10 year event Matches roadway design storm Overflow elevation = 777 feet Set just below subgrade of road Corrugated smooth interior PE pipe 13

14 Storm Sewer Infiltration Will Center Road To Thorn Creek Headwaters Filtering and Floatables Capture Device Naturalized Wetland Area 400 feet Ground Stop Log 24 inch Storm Sewer Lateral Pipes for Infiltration 24 inch Storm Sewer Control Structure Project Profile 14

15 Infiltration Zone and Wetlands Area From Water Quality Unit Wet to Mesic Tallgrass Prairie Seed and Plugs Prairie Seed Mix Mesic to Dry Tallgrass Prairie Seed Infiltration Trench and Pipe 2 year event for storage 12,900 cubic feet (0.3 acre feet) storage provided Most volume in void space Stone porosity of inch diameter lateral most cost effective 15

16 Infiltration Trench and Pipe Wetlands Will Center Road To Thorn Creek Headwaters Filtering and Floatables Capture Device Naturalized Wetland Area 400 feet Ground Stop Log 24 inch Storm Sewer Lateral Pipes for Infiltration 24 inch Storm Sewer Control Structure Project Profile 16

17 Design Open water area (wet to mesic seeding) Transition area (mesic to dry seeding) Prairie restoration (prairie seed mix) Volume created: 3 acre feet Plantings Open Water Area Wetland plugs (1.6 acres 3 feet x 3 feet) Wet to mesic (1.6 acres) Transition Tallgrass prairie seed Mesic to dry (1.7 acres) Prairie Restoration Prairie seed mix 26 acres 17

18 Wetland Planting Current Wetland Planting 18

19 Water Quality Will Center Road To Thorn Creek Headwaters Filtering and Floatables Capture Device Naturalized Wetland Area 400 feet Ground Stop Log 24 inch Storm Sewer Lateral Pipes for Infiltration 24 inch Storm Sewer Control Structure Project Profile Water Quality Structure 19

20 Water Quality Total suspended solids Oils Debris Protects infiltration system Special design to allow for tailwater Green solutions Benefits Infiltration system Natural native planting schemes Wetland provides educational purpose to school Watershed 20

21 Project Summary Storm sewer: 2,670 lineal feet Laterals: 2,400 lineal feet Stone volume: 1,500 cubic yards Wetland/prairie seeding: 34 acres Wetland plugs: 1.6 acres Cost Comparison Direct connection: <$100,000 Conventional storm sewer: $380,000 Green solution: $515,000 (Construction) Seeding and planting: $209,000 Piping/hard infrastructure: $195,000 Earthwork: $86,000 Stone: $25,000 Easement donated by FPDWC Project fully funded by BP 21

22 Preserve Current and Future Wetland Creek Buffer U. Park IDOT Future Project Mitigation Restoration 13 ac 0 ac 17 ac 30 ac 35 ac 5 ac 53 ac 93 ac 114 ac 21 ac 157 ac 292 ac To date, nearly $1,500,000 has been secured for Habitat Restoration though the village of University Park and IDOT Stakeholder Objectives Met Roadway improvement Environmental improvements Storm sewer system alternate route 22

23 Thanks to our Partners Village of University Park Forest Preserve District of Will County Crete Monee School District BP Pipelines North America Western Utility Contractors, Inc. Cardno JFNew, Inc. JAS Associates, Ltd. Thank You! Questions? 23

24 Contact Information Joel Koenig Andrew J. Hawkins Chris Dagiantis