Maintenance Quality Assurance Program Manual - WisTrans

1 Maintenance Quality Assurance Program Manual Kansas Department of Transportation Bureau of Construction and Maintenance 2007 i Acknowledgements The Kansas Department of Transportation would like to acknowledge the following personnel for their contributions to the development and implementation of this Maintenance Quality Assurance (QA) Program : Marshall Stivers (of Eres Consultants, Inc.)

2 Who established the framework for developing Maintenance Quality Assurance programs in NCHRP Report 14-22 and kicked off KDOT s initial effort, in October 1998, by providing a six-hour class on the concepts to Maintenance supervisors. Bob Kardian (Virginia DOT) who provided valuable information, related to the development of the Virginia DOT Maintenance QA Program , that assisted in the KDOT development effort. Jong-I-Perng (KDOT Bureau of Materials and Research) who provided statistical information and assistance for the Maintenance QA Program development. Ron Balsters (KDOT Bureau of Transportation Planning) who provided the CANSYS database information that was used to generate randomly selected sample sites for inspection.

3 Tom Brewer and Mark Reddy (KDOT Bureau of Computer Services) who provided the programming effort to generate randomly selected sample sites for inspection, to enter the inspection data, and to perform the calculations for Maintenance Rating values. The Maintenance Quality Assurance Committee (listed below) whose professionalism, extensive technical expertise, numerous years of experience, candor, and genuine commitment to the Maintenance QA Program were critical to the development and implementation effort. Original Maintenance Quality Assurance Committee Clay Adams, District Maintenance Engineer, District One Jim Williams, Area Superintendent, District One, Osage City Peter Wiehe, Area Supervisor, District One, Kansas City Ken Shivers, Area Superintendent, District Two, Clay Center Kevin Jirak, Area Supervisor, District Two, Marion Doug Driggs, Area Superintendent, District Three, Phillipsburg Marvin Withington, Area Superintendent, District Three, Atwood (now retired) Wesley Roecker, District Superintendent, District Four (now retired)

4 Doug Vogel, District Superintendent, District Four Charles E. Mills, Area Supervisor, District Four, Pittsburg (now retired) Leon Cziske, District Superintendent, District Five (now retired) Donald Brittain, District Superintendent, District Five Steve Smith, Area Superintendent, District Five, Great Bend (now retired) John Clayton, Area Superintendent, District Five, Great Bend Mike Pittman, Construction/Materials Engineer, District Six, Dodge City Ron Munyan, Sub-Area Supervisor, District Six, Garden City Chuck Oldaker, Area Engineer, District Six, Ulysses Janis Rowland, MMS Coordinator, Bureau of Construction and Maintenance (now retired)

5 Chuck Protasio, IMMS Engineer, Bureau of Construction and Maintenance ii Table of Contents i Overview of the Maintenance Quality Assurance 1 1 Rationale .. 1 1 Intended 1 Sample Segment Length .. 1 Exclusions to the Population of Sample Segments .. 1 Stratification .. 2 Maintenance Categories .. 2 Rating 2 Maintenance Rating Criteria .. 4 Target Maintenance Rating Values .. 4 Simple Illustration Using Maintenance Rating Values as a Management Tool.

6 4 Comparison Charts .. 6 Maintenance Rating Criteria Summary 7 Maintenance Rating Criteria .. 9 9 Flexible Rigid Shoulders .. 14 Paved Unpaved Roadside .. 18 22 Traffic 25 Evaluation 30 Survey Frequency .. 30 Choosing the 30 Field Inspections .. 30 Upon Completion .. 30 Analysis of the Data .. 30 Maintenance Quality Assurance Inspection Form .. 30 30 Inspection Form 30 Categories & Rating Inspection 31 31 Unusual Conditions .. 31 Inspection of Divided Road .. 31 Two Separate 31 Shoulder/No Shoulder Guidance .. 32 Handling of Unusual Inspection 32 Sample Under 32 Sample on Bridge.

7 32 Sample with Both Rigid Pavement & Flexible Pavement .. 32 Sample with Intersections & Adjacent Ramps .. 32 Variances in Urban Undivided Roads .. 32 iii Table of Contents Sample with Paved Median Crossover or Mailbox 32 Sample with Composite 33 Sample with One Paved Shoulder & Unpaved Shoulder .. 33 Sample is Connecting Link .. 33 Sample overlaps Subarea, Area, or District Boundaries .. 33 KDOT forces performing Maintenance 33 Raised Medians.

8 33 Urban Areas .. 33 Sample in Another District .. 33 Right-of-Way Diagram Associated with 34 KDOT Maintenance Quality Assurance Inspection Form .. 35 Inspection Team & Equipment .. 37 Inspection Team Organization & Responsibilities .. 37 Equipment & 37 Maintenance Rating Calculations .. 39 Scope .. 39 MR Value for a Specific Sample 39 Calculating the Rating Element Maintenance Rating .. 39 Calculating the Maintenance Category Maintenance 39 Adjusted Travelway Value .. 41 Calculating the Overall Maintenance 41 MR Reports .. 42 Maintenance Rating Reports ..42 Statistics.

9 43 Sample Size 43 Current Sampling Effort .. 43 Expected Failure Rate .. 43 Definitions .. 44 Bibliography .. 49 Traffic Guidance Signs .. 51 1 Overview of the Maintenance Quality Assurance Program Purpose. The purpose of this Manual is to outline KDOT s Maintenance Quality Assurance Program . The Maintenance Quality Assurance Program is a management tool to help Maintenance managers to identify and prioritize Maintenance needs.

10 This management tool will also assist Maintenance managers in prioritizing Maintenance projects and resources (personnel, equipment, materials, and funding) as part of an annual, quarterly, or monthly planning process. Rationale. The reasons for implementing the Maintenance Quality Assurance (MQA) Program are as follows: The Maintenance QA Program is consistent with the KDOT Strategic Management Plan, which emphasizes customer service, Quality , and the need to measure performance. The Maintenance QA Program provides a means of measuring the value or results of KDOT s Maintenance efforts on the overall highway level of service.