Meridian / PFSMeridian / PFS

MDSS CapabilitiesMDSS Capabilities

John Mewes & Leon OsborneJohn Mewes & Leon OsborneMeridian Environmental Technology, Inc.Meridian Environmental Technology, Inc.

OverviewOverview Comprehensive SolutionComprehensive Solution

• Integrates past & present maintenance actions, weather, and Integrates past & present maintenance actions, weather, and road condition reportsroad condition reports

• Adheres to resource & practice constraints, and allows for day-Adheres to resource & practice constraints, and allows for day-to-day adjustments of those constraintsto-day adjustments of those constraints

• Provision for optimal, standard, and ‘what-if?’ virtual Provision for optimal, standard, and ‘what-if?’ virtual maintenance actionsmaintenance actions

• Features geared toward all levels of managementFeatures geared toward all levels of management

One-stop-shop conceptOne-stop-shop concept

Developed in concert with PFS statesDeveloped in concert with PFS states

Maintenance Actions

Modifications to Standard Practices

Results Expected from Proposed

Treatment

Road Condition Observations /

Analyses

Propose Alternative Treatment

‘Optimal’ Treatment & Expected Results

Maintenance Practices and

Activities Databases

MDSSProcessing& IntegrationSystem

RWIS

BLUE: Forecast / Theoretical RED: Real-Time / Actual BLACK: Applies to Both

SOLID: Automatic or Semi-Automatic Process DASHED: User-Driven Process

ResourcesUsed / Available

Road ConditionAnalysis &

Forecast System(RCAF)

High ResolutionGridded Weather

Forecast Database

High ResolutionGridded Weather

Observations Database

Observed & Analyzed Roadway

State DatabasesAvailable Resources

Database

Roadway & Environment

Characterization Database

Alert Panel• Provides an Overview of the Forecast Conditions for Viewed Area

• Equivalent Information is Available on a Per-Route Basis within Map View

Map View• Provides an Integrated Spatial Display of Weather Conditions, Road Conditions, and Maintenance Actions

• Includes Dynamic Zoom, Loop, and Overlay Controls

• Features Displayed are Selectable For More Detailed Information (Drill-Down)

Map View• Time Slider Allows User to Look Backward or Forward in Time

• Customized Map Views are Stored on a Per-User Basis

Route View• Displays Information for an MDSS Route in a Time-Series Format

• Conveys Past, Present, & Future Weather Conditions, Road Conditions, and Maintenance Actions

Route View• Generates & Displays Maintenance Recomendation Based On Present Road Condition, Forecast Weather Conditions, and Adjustable Resource & Material Constraints

• Can Identify and Simulate Anticipated Response of the Road to Standard Local Operating Practices

Route View• A Simple Sub-Interface of the Route View Allows the User to Test Alternative Maintenance Actions

One-Stop Shop Concept• Put Everything Together in One Place

One-Stop Shop Concept• Drill-Down Capabilities for More Detailed Information on Most Data Types