Green Stormwater Infrastructure - Volume 2: Guidebook (2017) / Chapter Skim
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Pages 60-72
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From page 60... ...
60 This section will guide airport managers through a careful evaluation of the BMPs of interest as they use all relevant information to conduct discussions with other airport staff as well as external stakeholders. In this final section, guiding questions are provided for airport managers to use when considering GSI implementation.
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From page 61... ...
evaluating GSI Feasibility for Airports 61 Introductory Information for Stakeholders When beginning discussions with airport department and staff who are not familiar with the proposed project, airport managers may find brief introductory materials (e.g., a fact sheet or presentation) will help to orient them on the goals of the proposed GSI project.
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From page 62... ...
62 Green Stormwater Infrastructure the category, including which stakeholders to have discussions with, is followed by a narrative of the example airport's evaluation and a question table containing the example airport's answers. Blank copies of the question tables can be found in Appendix B
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From page 63... ...
evaluating GSI Feasibility for Airports 63 decided that bioswales and bioretention cells were likely to fit in well with their facility's layout and land uses and would also be aesthetically pleasing. The following are the two options considered: 1.
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From page 64... ...
64 Green Stormwater Infrastructure • It may help initiate discussions about GSI that may benefit longer-term planning by prompting consideration of GSI strategies when future opportunities arise. Incorporating GSI into Facility Improvements and Planning More often than not, stormwater management practices are implemented in conjunction with some larger capital improvement plan.
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From page 65... ...
Guiding questions for Category 1 with scenario answers. Questions Airport Answers How would implementation of GSI fit in with the overall planning goals of your facility, municipality, and region/state?
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From page 66... ...
66 Green Stormwater Infrastructure Questions Airport Answers How would your proposed stormwater project fit in with existing or planned conventional stormwater BMPs? Existing BMPs: retention/detention basins How will your proposed GSI BMPs work in concert with your existing stormwater management program (e.g., will your GSI connect to or enhance the performance of existing conventional stormwater BMPs)
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From page 67... ...
evaluating GSI Feasibility for Airports 67 professionals at other airports or municipalities who have implemented GSI to ask questions or to learn about their experiences with GSI in general. Coordinate discussions with: Planning and engineering staff Environmental permitting staff Facilities and infrastructure staff The following City General Aviation Airport example and guide questions will help in prompting discussions among internal stakeholders or outside professionals.
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From page 68... ...
68 Green Stormwater Infrastructure Questions Airport Answers Have you confirmed this through consultation with additional sources or through communication with GSI professionals?
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From page 69... ...
evaluating GSI Feasibility for Airports 69 Category 3: Capital and O&M Costs and Implementation The costs of implementing and maintaining GSI practices is a crucial component of evaluating the feasibility of adopting GSI and will vary widely by facility and by the nature of the GSI project. Capital costs may be handled as part of the budget of a larger infrastructure project or may be formulated separately for a stand-alone project.
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From page 70... ...
70 Green Stormwater Infrastructure O&M costs, the airport anticipates that these costs will be minimal and can be subsumed under regular airport O&M costs and activities. Category 4: Management of Wildlife Hazards As a significant safety and regulatory consideration for stormwater management, handling of wildlife hazards will likely be an integral part of the discussions regarding design and overall feasibility.
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From page 71... ...
evaluating GSI Feasibility for Airports 71 Coordinate discussions with: Planning and engineering staff Environmental permitting staff Wildlife management specialists The following City General Aviation Airport example and guide questions will help frame discussions on this topic. Scenario Example Category 4: Wildlife Hazard Management Preventing wildlife hazards is a priority at all airports.
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From page 72... ...
72 Green Stormwater Infrastructure Scenario Example: Next Steps So far, City General Aviation Airport has decided that, at the very least, they plan on incorporating bioretention systems into the expanded parking lot. However, the airport has not decided if they will go further and implement the additional GSI BMPs depicted in Option 2 at this time.
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