WVDOT Geodatabase Design

1
WVDOT Geodatabase Design

• Presented by
• Sean Litteral
• Bldg. 5, Rm. A-16
• 1900 Kanawha Blvd., E
• Charleston , WV 25305-0816
• Phone [phone]
• slitteral_at_dot.state.wv.us

2
(No Transcript)
3
Reference Layer of Base Layer
Accuracy Scale better than 4,800
4
Routes
5
WVDOT Facilities
District HQ Equipment Division Materials Division
6
Transportation Networks are complex to model

• Roads move
• Roads change name
• Roads coincide
• Roads diverge
• Roads are long and where do they end?

7
Challenges
Road Geometry
Road Example
UML
This helps separate road geometry and its
attributes
8
WV RoadSeg Model
9
WV Routes Model
10
Linear Attribute Events
WV RoadSeg ( LRM) Segment From To Speed 10
0 70 65
WV Routes (MP LRM) Path From To Speed Rt.
64 64.0 67.8 65
11
Solutions

• Represent the road geometry by WV RoadSeg Routes
  with WV Routes
• WV RoadSeg are base for WV Routes
• This benefits by allowing attributes against both
• Utilize Unified Modeling Language (UML)

12
Current GIS Staff Activities
13
Training Results
14
How much they new before.
15
After taking class attitudes change
16
(No Transcript)
17
Contact Information

• Hussein Elkhansa
• Bldg. 5, Rm. A-16
• 1900 Kanawha Blvd., E
• Charleston , WV 25305-0816
• Phone [phone]
• helkhansa_at_dot.state.wv.us