Low Impact Development Bio-Retention Soil Design Client: City of - PowerPoint PPT Presentation

Low Impact Development Bio-Retention Soil Design Client: City of Flagstaff Technical Advisor: Mark Lamer Design Team: Turki Alhamidi, Frank Di Fiore, Rachel Pott, Zhonghan Zhang 1

Project Introduction • Problem: Excess surface water runoff due to impervious soils • LID Design Project Constraints​ Figure 1: Stormwater Runoff Due to Impervious Surfaces [1] Frank 2

Stakeholders/ Clients Client Stakeholders • City of Flagstaff • Civil Engineering Firms • Flagstaff Community Residents​ • Environment Benefits [4] [2] [3] Turki 3

Scope of Work Task 1: Water Sampling 1.1 Stormwater Sampling Task 2: Stormwater Runoff Testing 2.1 Nitrogen and Phosphorus content – ASTM D8001 2.2 Total suspended solids - ASTM D5907-13 Figure 2: Runoff Sampling 2.3 Oil & Grease Content - ASTM D3921-96(2011) 2.4 Pathogens: Fecal/Total Coliforms Testing – EPA Method 1604 Frank 4

Task 3: Soil Material 3.1 Obtain Soil Materials we propose 6 different types Task 4: Soil Testing 4.1 Specific Gravity – ASTM D854-14 4.2 Hydraulic Conductivity – ASTM D5084 4.3 Void Spacing – ASTM D2435 4.4 Sieve Analysis – ASTM D6913 Figure 3: Bioretention Soil Media Blends [5] 4.5 Saturated Soil Dry Test – ASTM D2980-17 Rachel 5

Task 6: Final Matrix Contaminate Task 5: Matrix Design Removal 6.1 Final Design Testing-Contaminate 5.1 Soil Matrixes Design and Test Removal  The team proposes three different • Contaminate testing before and after Matrix designs flow through matrix 5.2 Design Modification  Best two designs will be modified for optimization 5.3 Optimal Matrix Design  Optimize final design Figure 4: Bioretention Schematic [6] Zhonghan, Turki 6

Task 7: Soil Matrix Manual 7.1 Soil Matrix Layering Instruction Manual Task 8: Final Project 8.1 Final Project Presentation 8.2 Final Project Proposal Figure 5: Bioretention Flow Analysis [7] Zhonghan, Turki 7

Matrix Design Sr. Engineer (Hrs) Project Engineer/ Manager (Hrs) Lab Technician (Hrs) Field Technician (Hrs) Lab Fee (Hrs) Task 1 Sampling 1.1 Stormwater Runoff Water Sampling 2.5 10 Task 2 Water Contaminate 2.1 Nitrogen & Phosphorus Content 1 2 4 1 2.2 Turbidity 1 2 4 26 2.3 Oil & Grease Content 1 2 8 1 2.4 Pathogens: Fecal/Total Coliforms Test 1 2 4 1 Task 3 Soil Materials 3.1 Acquire Soil Materials 4 4 6 Task 4 Soil Tests 4.1 Specific Gravity 2 4 8 2 4.2 Hydraulic Conductivity 3 6 12 2 4.3 Void Ratio 3 6 12 2 4.4 Sieve Analysis 2 4 8 2 4.5 Saturated Soil Dry Test 3 6 12 2 Task 5 Matrix Design 5.1 Matrix Design 24 18 75 24 5.2 Modify Matrix Design 10 6 40 24 5.3 Optimize Matrix Design 3 3 15 24 Task 6 Final Soil Matrix Contaminate Tests 6.1 Nitrogen & Phosphorus Content 1 2 4 2 6.2 Total Suspended Solids 1 2 4 26 6.3 Oil & Grease Content 1 2 8 2 6.3 Pathogens: Fecal/Total Coliforms Test 1 2 4 2 Task 7 Media Construction Manual 7.1 Soil Matrix Layering Design Specs 6 3 Task 8 Deliverables 8.1 50% Report 15 10 8.2 Website 0 10 8.3 Reflection Document 0 12 8.4 Final Design Presentation 10 10 8.5 Final Design Proposal 10 10 Client Meetings Rachel 7 Meeting with Mark Lamer 3 3 3 3

Figure 6: Gantt Chart with Critical Path Rachel 9

Cost/ Staffing Table 2: Cost of Project, US Dollars Rachel 10

References [1] "Stormwater Central", Managingstormwater.blogspot.com . [Online]. Available:http://managingstormwater.blogspot.com/. [2] "City Of Flagstaff Official Website - City Hall". Flagstaff.az.gov. Web. [3] "Environment Logo Clipart - Clipartfest". ClipartFest. Web. [4] "Civil And Environmental Engineering Logo". Unr.edu. N.p. Web. [5]"Bioretention soil media", researchgate.com, 2017. [Online]. Available: https://www.researchgate.net/profile/Sezar_Guelbaz/publication/305743978/figure/fig2/AS:392745010122754@1470649115778/Fig-2-a-Schematic- of-bioretention-columns-b-each-bioretention-media.ppm. [Accessed: 26- Apr- 2017]. [6]"Bioretention", Nebula.wsimg.com, 2017. [Online]. Available: https://nebula.wsimg.com/01ce3893e0d75191efd31e32227c5308?AccessKeyId=DE8EC173D24AF28AA729&disposition=0&alloworigin=1. [Accessed: 26- Apr- 2017]. [7]"Bioretention Flow Analysis", Ascelibrary.org, 2017. [Online]. Available: http://ascelibrary.org/cms/attachment/14010/377366/figure1.jpg. [Accessed: 26- Apr- 2017]. [8] C. o. Flagstaff, "LID Benefits and Examples," Flagstaff Arizona Storm Water Managment, 2012. [Online]. Available: http://www.flagstaffstormwater.com/index.aspx?NID=125. [Accessed 5 Februray 2017]. [9] Department of Environmental Resources, Bioretention Manual, Prince George's County, Maryland: MNDR, 2007. [10] ASTM International, ASTM D5907-13, Standard Test Methods for Filterable Matter (Total Dissolved Solids) and Nonfilterable Matter (Total Suspended Solids) in Water, West Conshohocken, PA: ASTM International, 2013. [11] ASTM International, ASTM D8001 Standard Test Method for Determination of Total Nitrogen, Total Kjeldahl Nitrogen by Calculation, and Total Phosphorus in Water, Wastewater by Ion Chromatography, West Conshohocken, PA: ASTM, 2016. [12] ASTM International, ASTM D3359 Standard Test Methods for Lead in Water, West Conshohocken, PA: ASTM, 2015. [13] ASTM International, ASTM D1068 Standard Test Methods for Iron in Water, West Conshohocken, PA: ASTM, 2015. [14] ASTM International, ASTM D1688 Standard Test Methods for Copper in Water, West Conshohocken, PA: ASTM, 2012. [15] ASTM International, ASTM D1691 Standard Test Methods for Zinc in Water, West Conshohocken, PA: ASTM, 2012. [16] ASTM International, ASTM D2487-11 Standard Practice for Classification of Soils for Engineering Purposes (Unified Soil Classification System), West Conshohocken, PA: ASTM, 2011. [17] ASTM International, ASTM D6913 Standard Test Methods for Particle-Size Distribution (Gradation) of Soils Using Sieve Analysis, West Conshohocken, PA: ASTM, 2009 . 11