Rain Checks to Large Scale DisconnectionBalancing Philadelphia’s Green Infrastructure Retrofits

Oct. 14, 2015

15GA/mo

58%

20%

Pie Chart of Residential vs Commercial Accounts

Residential

Non-Res 20%

80%

PWD Account Holders

GREEN HOMES GREEN PUBLIC SPACES

GREEN HOMES

ToolInstallationsFY13-FY15

Depaving 12Permeable Paving 26Rain Gardens 22Downspout Planters 124Rain Barrels 1,516

• Step 1: Attend a workshop

• Step 2: Rain Check Contractor Visit

• Step 3: Contractor installs Stormwater Tool

• Step 4: Enjoy your rain garden, patio, planter!

GREEN HOMES

PWD STORMWATER TOOL WAIVER:

• Assume all liability and release the City and PHS

• Assume maintenance, operation, repair, replacement, testing, and upkeep

• Indemnify the City and PHS, defend and hold harmless

Owner $75PWD $1,700

Owner $100PWD $700

Owner $1,546PWD $1,310

• Downspout PlantersWinter – Frozen drain/downspout, ice Spring – Clogged drainage, settling/scourC/O&M – Drainage design, drain caps,

winter disconnect

• Rain GardensWinter – Frozen downspouts, ice C/O&M – Downspout ends,

pruning/mulching

• De-paving/Porous PavingC/O&M – Sediment, load settling

GREEN HOMES INSPECTIONS

9 Green Acres

15GA/mo

$250,000/GA~$120,000

GREEN PUBLIC SPACES

GREEN PUBLIC SPACES - AOAs

SITE SUITABILITY ANALYSIS

‒ Public Land

‒ Utility Conflicts

‒ Soils, Groundwater

‒ Legacy Contamination

‒ Stormwater Capture

‒ CSO Reduction

‒ Operation & Maintenance

OPPORTUNITY ANALYSIS

‒ Early Action, High Visibility

‒ Master Plans

‒ Implementation Funding

‒ Branding, Education & Job Creation

‒ Address Community Stressors

‒ Proposed Infrastructure Projects

GREEN PUBLIC SPACES - AOAs

GREEN PUBLIC SPACES - UTILITIES

GREEN PUBLIC SPACES - SOILS

GREEN PUBLIC SPACES – O&M

GREEN PUBLIC SPACES - DESIGN

GREEN PUBLIC SPACES

‒ Branding is important

‒ Make it easy!

‒ Build in flexibility

‒ Engage residents

‒ Train contractors

‒ Monitor & Improve

‒ Planning/design districts

‒ Suitability & Opportunities

‒ Foster partnerships

‒ Plan for monitoring, O&M

‒ Comprehensive standards

GREEN HOMES

General Engineering Services for Designof Green Stormwater Infrastructurefor the City of Philadelphia

PRESENTATION