Transportation Engineering Software Development

NCHRP Project 22-12(03)

Recommended Guidelines for the Selection of Test

Levels 2 through 5 Bridge Railings

Limited Use Documents

Quarterly Progress Reports and Attachments are furnished only for review by members of the NCHRP project panel and are regarded as fully privileged. Dissemination of information included herein must be approved by NCHRP. All files on this page are password protected. If you need access to one of these documents email mac@roadsafellc.com.

 

 

 

 

 

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Quarterly Progress Reports

Malcolm H. Ray, P.E., Ph.D.

RoadSafe LLC
P.O. Box 312

12 Main Street
Canton, Maine 04221
mac@roadsafellc.com
Phone: +1-207-514-5474

 

 

 

 

 

 

 

 

 

September 2013 Quarterly Report.

 

June 2013 Quarterly Report.

 

March 2013 Quarterly Report.

 

December 2012 Quarterly Report.

Attachment A: Progress and Fiscal Summary

Attachment B:  Panel Comments

Attachment C:  Truck and Bus Run-Off-Road Crash Rate Evaluation

 

September 2012 Quarterly Report.

Attachment A: Progress and Fiscal Summary

Attachment B:  Panel Comments

Attachment C:  Concrete Safety Shape Bridge Railing Capacity Data

Attachment D:  Catastrophic Events

Attachment E:  Recent Examples of Bridge Railing Penetrations

 

June 2012 Quarterly Report.

Attachment A: Progress and Fiscal Summary

Attachment B:  Panel Comments (none this quarter)

Attachment C:  Predicting Life Crash Costs using RSAP (revised 10/2/12)

Attachment D:  Developing Guidelines fo New Construction (revised 10/2/12)

 

March 2012 Quarterly Report.

Attachment A: Progress and Fiscal Summary

Attachment B:  Panel Comments and Work Plan

Attachment C:  Capacity of Concrete Barriers

Attachment D:  Rollover and Vaulting of Barriers

Attachment E:  Bridge Rail Penetrations in Ohio

 

December 2011 Quarterly Report.

Attachment A: Progress and Fiscal Summary

Attachment B:  Panel Comments and Work Plan (no comments)

Attachment C:  Recent Example of a Bridge Rail Penetration

Attachment D:  Closed-Profile Concrete Bridge Railing Validation Data

Attachment E:  Hazard Penetration Considerations

 

September 2011 Quarterly Report.

Attachment A: Progress and Fiscal Summary

Attachment B:  Panel Comments and Work Plan

Attachment C:  Estimating Crash Costs in the Updated RSAP

Attachment D:  Closed-Profile Concrete Bridge Railing Validation Data

Attachment E:  Closed-Profile Concrete Bridge Railing Costs

Attachment F:  Crash Costs and Adjustments

Attachment G:  Capacity of Concrete Bridge Rails

 

June 2011 Quarterly Report.

Attachment A: Progress and Fiscal Summary

Attachment B:  Panel Comments and Work Plan

Attachment C:  Template for Bridge Rail and Median Barrier Crash Data

 

March 2011 Quarterly Report.

Attachment A: Progress and Fiscal Summary

Attachment B:  Panel Comments and Work Plan

Attachment C:  Bridge Rail Crashes and Statistics Presentation

Attachment D:  Bridge Rail Selection Guidelines Presentation

Attachment E:  Bridge Rail Installation, Repair and Crash Costs Presentation

Attachment F:  Analysis Methods Presentation

Attachment G:  Work Plan Presentation

Attachment H:  Revised Work Plan

 

December 2010 Quarterly Report.

Attachment A: Progress and Fiscal Summary

Attachment B:  Panel Comments and Work Plan

Attachment C:  Draft Literature Review

Attachment D:  Survey Forms

Attachment E:  Survey Results

 

September 2010 Quarterly Report.

Attachment A: Progress and Fiscal Summary

Attachment B:  Panel Comments and Work Plan