GIS Based Street Tree Inventory & Work Management System

• City of Trees • UFA: Street Trees, DC Parks Trees and

Other Duties as Assigned• 130,000 Street Trees?• Good to Excellent Condition: about 70%• Maples make up 38% of the street trees,

oaks 31%, and elms 10%. • Old Guard (> 35” DBH) about 3%

Why Inventory?

What is your Objective?

Snapshot Versus Management Tool?

Complete?

Frequency of Update?

Available Resources and the Capacity of Your Organization?

UFATrees Strategy

• ESRI ArcGIS

– UFA Trees

• Azteca - Asset/Work Management System

Ward Based Arborist Teams

Tablet PCs

Arborist Field Scenario

• Create Event Layer/Data Pump• Inspect sites• Update Inventory• Create Work Order• Data Pump

Management Uses

• Work Orders: planting, removal, stump removal, pruning, warranty, PHC and emergency.

• Ooze Tubes: stewardship of newly planted trees (ANCs, BIDs)

• Ginkgo Injections

• DED Injections

Ongoing Commitment is Resource Intensive

• Funding, physical (hardware and software), people and time

• Technical staffing for the GIS and work management system

• Training staff continually to realign your system (tools) to your operational workflow

• Data maintenance and monitoring

...Analysis, planning, policy.