A Modern Design Standard for Rock Fallout Areas

Print
General Information
Solicitation Number: 186
Status: End Solicitation Phase
Date Posted: Jul 01, 2002
Last Updated: Nov 15, 2002
Solicitation Expires:
Partners: AR, CA, NY, OR, TN, WA, WY
Lead Organization: Oregon Department of Transportation
Financial Summary
Suggested Contribution:
Commitment Start Year:
Commitment End Year:
100% SP&R Approval: Not Requested
Commitments Required:
Commitments Received:
Contact Information
FHWA Technical Liaison(s): Al DiMillio
Phone: 202- 493-3035
Organization Year Commitments Technical Contact Name Funding Contact Name Contact Number Email Address
Arkansas Department of Transportation 1998 $0.00
California Department of Transportation 1998 $0.00
New York State Department of Transportation 1998 $0.00
Oregon Department of Transportation 1998 $0.00
Tennessee Department of Transportation 1998 $0.00
Washington State Department of Transportation 1998 $0.00
Wyoming Department of Transportation 1998 $0.00

Objectives

A research study by the Oregon DOT developed a new rock fallout area design standard for 1/4 H:1v presplit slopes. Even though many states still use the Ritchie Criteria to size catchment areas, the Ritchie ditch shape is usually ignored as it presents a recovery zone hazard. (updated 7/7/01)

Comments

Active (updated 7/7/01)

No document attached.

A Modern Design Standard for Rock Fallout Areas

General Information
Solicitation Number: 186
Status: End Solicitation Phase
Date Posted: Jul 01, 2002
Last Updated: Nov 15, 2002
Solicitation Expires:
Partners: AR, CA, NY, OR, TN, WA, WY
Lead Organization: Oregon Department of Transportation
Financial Summary
Suggested Contribution:
Commitment Start Year:
Commitment End Year:
100% SP&R Approval: Not Requested
Commitments Required:
Commitments Received:
Contact Information
FHWA Technical Liaison(s): Al DiMillio
Phone: 202- 493-3035
Commitments by Organizations
Agency Year Commitments Technical Contact Name Funding Contact Name Contact Number Email Address
Arkansas Department of Transportation 1998 $0.00
California Department of Transportation 1998 $0.00
New York State Department of Transportation 1998 $0.00
Oregon Department of Transportation 1998 $0.00
Tennessee Department of Transportation 1998 $0.00
Washington State Department of Transportation 1998 $0.00
Wyoming Department of Transportation 1998 $0.00

Objectives

A research study by the Oregon DOT developed a new rock fallout area design standard for 1/4 H:1v presplit slopes. Even though many states still use the Ritchie Criteria to size catchment areas, the Ritchie ditch shape is usually ignored as it presents a recovery zone hazard. (updated 7/7/01)

Comments

Active (updated 7/7/01)

No document attached.

Currently, Transportation Pooled Fund is not supported on mobile devices, please access this Web portal using a desktop or laptop computer.