Asset Management Maintenance Management System Level of Service Condition Assessment Asset Inventory Maintenance Management System Level of Service Condition Assessment Asset Inventory

Maintenance Management System Level of Service Condition Assessment Asset Inventory Asset Inventory Inventory of assets maintained by the agency Critical for determining assets to be managed Foundation for building annual budget

Maintenance Management System Level of Service Condition Assessment Asset Inventory Asset Inventory GIS Map Feature Extraction Signs Barrier Wall Rumble Strips Pavement Markings Mowing Area

Maintenance Management System Level of Service Condition Assessment Asset Inventory Asset Inventory Features extracted to database

Maintenance Management System Level of Service Condition Assessment Asset Inventory Asset Inventory Inventory imported to MMS Budget distributed to counties based on inventory

Asset Management Maintenance Management System Level of Service Condition Assessment Asset Inventory Maintenance Management System Level of Service Condition Assessment Asset Inventory

Maintenance Management System Level of Service Condition Assessment Asset Inventory Level of Service Defines the amount of maintenance required to manage assets at a specified level Should be supported at all levels of management within the agency TDOT needs to tie Level of Service to the Condition Assessment to ensure that appropriate funding and resources are allocated to achieve target goals

Maintenance Management System Level of Service Condition Assessment Asset Inventory Level of Service Percent of assets maintained per year to achieve desired service level Example: Percent of signs replaced Percent of pavement miles resurfaced Frequency of performed maintenance on an asset Number of mowing and litter cycles

Maintenance Management System Level of Service Condition Assessment Asset Inventory Level of Service

Asset Management Maintenance Management System Level of Service Condition Assessment Asset Inventory Maintenance Management System Level of Service Condition Assessment Asset Inventory

Maintenance Management System Level of Service Condition Assessment Asset Inventory Condition Assessment How well are we maintaining our infrastructure? Quantitative evaluation of the condition of assets Should be analyzed and used to reallocate resources and funding to meet your asset management goals

Maintenance Management System Level of Service Condition Assessment Asset Inventory Condition Assessment TDOT uses a condition assessment program called the Maintenance Rating Index (MRI) Random sample of roadway network Approximately 6% of roadway miles evaluated each year 7,107 1/10th mile segments assessed in FY 2010

Maintenance Management System Level of Service Condition Assessment Asset Inventory Condition Assessment Evaluates all roadway characteristics monthly Each characteristic has weighting factor used to generate a score Pass/Fail based on whether it meets the minimum condition standard Score from 0 to 100 Target score is 90

Maintenance Management System Level of Service Condition Assessment Asset Inventory Condition Assessment 10% of segments evaluated by third party consultant for quality assurance In-house scores ~ 90 QA scores ~ 82 Red trend line should match up to black line if QA & In-house scores were similar Red line shift indicates higher In-house scores Concentration of points with In-House score of 100 & QA score considerably lower is a concern In-House vs. QA Score

Maintenance Management System Level of Service Condition Assessment Asset Inventory Condition Assessment Strengths Weaknesses Satisfies GASB 34 requirement Quantitative evaluation instead of subjective opinion Provides for opportunity to find deficiencies that windshield inspection may miss Data indicates that In-House self-evaluation has lead to elevated scores May need to consider using impartial third party to perform inspections in the future

Maintenance Management System Maintenance Management System Asset Management Maintenance Management System Level of Service Condition Assessment Asset Inventory Maintenance Management System Level of Service Condition Assessment Asset Inventory

Maintenance Management System Implemented in July 2005 Better Accountability Ability to compare In-House Cost vs. Contract Cost Provides documentation for: Liability Claims Federal Reimbursement FEMA FHWA – Emergency Relief Approx. $8 Million for rockslides in 2009 & 2010 Approx. $40 Million for May 1-2, 2010 flood

Future Link Condition Assessment to Level of Service & Budget Letter Grade Scale for Level of Service to simplify the communication of current condition and resource needs to achieve goals Source: North Carolina DOT, 2006 Report on the Condition of the State Highway System

Future 3D mesh model of 13th Ave. @ I-40 in Downtown Nashville built from LiDAR data

Future Street view

Future 3D mesh with photolog overlay

Future Fly through 3D model instead of driving through photolog

Future Pan/Tilt/Zoom View roadway assets from any angle

Future Measurement tool allows for measurement of objects such as lane width, sign dimension, cut slope height, vertical/horizontal clearance, etc.