2004 Interpretation Letters

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2004 Experimentation/Interpretation Letters

December 2004
	Date	Item
	12/30/04	Reply to concerns requiring the designation of mandatory turning lanes in Massachusetts.
	11/29/04	Response to a letter submitted regarding the first semi-annual report on the status of experiment number 9-73 (a simplified bicycle wayfinding signage system and the revised timeline for the experiment)
	12/23/04	Request for interpretation of Part 3 of the MUTCD regarding the visual properties that constitute a longitudinal pavement marking line

November 2004
	Date	Item
	11/24/04	Response to a letter regarding suggestions for improving route guidance on interstate highways.
	11/18/04	Request from Penn.-DOT to participate in the use of Clearview fonts in accordance with the FHWA Interim Approval for Use.
	11/04/04	Request to approve the use of retroreflective borders on traffic control backplates at various locations in Ohio.
	11/04/04	Request for interpretation of the MUTCD regarding the operation of traffic control signals based on pedestrian activations.
	11/04/04	Request for approval to experiment with the operation of countdown pedestrian signals that do not comply with the MUTCD.

October 2004
	Date	Item
	10/27/04	Request to experiment with the Drivers Alert Sign.
	10/27/04	Request for documents showing whether well designed, effectively placed, properly operated, or well maintained traffic signals are free of the disadvantages that are listed in Section 4B.03 of the MUTCD.
	10/27/04	Interpretation request of the MUTCD as to whether automatic gates can be installed as traffic control devices at highway-busway grade crossings.
	10/27/04	Request to experiment with the flashing yellow arrows for protected-permissive left-turn movements at two intersections in Wash.
	10/20/04	Request to approve the installation of a wayside horn system at an Alaskan highway-rail grade crossing.
	10/19/04	Response to a request to change sections 3B.05 and 3B.06 of the MUTCD.
	10/15/04	Request to approve an experiment with special chevron markings to encourage speed reduction.
	10/06/04	Request to interpret the background color and symbol used on the In-Street Pedestrian signs.
	10/06/04	Request to experiment with yellow-green pavement markings for school crosswalks.
	10/06/04	Information provided to a NCUTCD task force on private roads traffic control devices.
	10/06/04	Request to experiment with the flashing yellow arrow for protected-permissive left-turn movements.
	10/06/04	Request to change the meaning of certain left-turn traffic signal arrow indications.
	10/06/04	Request to interpret the use of Crossbuck Signs at highway light-rail transit grade crossings.

September 2004
	Date	Item
	9/30/04	Request to experiment with the Pilot Car Wait Time Notification System for work zones.
	9/23/04	Follow-up to an experimentation request to experiment with transverse markings for speed reduction on certain sections of Vermont Route 30.
	9/23/04	Request to approve an experiment with the use of a green u-turn arrow sign indication at a California intersection.
	9/22/04	Interpretation of section 6F.29 of the MUTCD which requires that "the Flagger sign shall be removed, covered, or turned away from road users when the flagging operations are not occurring."
	9/15/04	Response to a request to use retroreflective borders on traffic signal backplates at various locations in Nebraska.
	9/15/04	Request to interpret a “limited area or zone” as it applies to parking restrictions.
	9/02/04	Response to a request to experiment with bicycle traffic signal heads.
	9/02/04	Memorandum to FHWA Division Administrators to issue interim approval for the optional use of the Clearview font for positive contrast legends on guide signs.
	9/01/04	Response to a request for interpretation of Section 3E.01 of the MUTCD.
	9/01/04	Response to the Executive Secretary of the National Committee on Uniform Traffic Control Devices regarding recommended changes to the MUTCD.

August 2004
	Date	Item
	8/26/04	Request to approve an experiment with a pattern of transverse markings for speed reduction in Vermont.
	8/18/04	Response to a letter requesting the use of retroreflective borders on traffic signal backplates.
	8/17/04	Request to expand an approved experiment with the flashing yellow arrow for permissive left-turn movements to add 11 additional intersections.
	8/12/04	Response to a letter regarding the use of the back of stop signs for safety messages.
	8/12/04	Extension request for an experiment involving the Buckeye Crossbuck sign at public passive railroad-highway grade crossings.
	8/09/04	Response to two letters requesting permission to participate in the NCHRP 3-54 research project and experiment with the flashing yellow arrow for protected-permissive left-turn movements.
	8/02/04	Memorandum to issue an Interim Approval for the optional use of the wayside horn system at highway-rail grade crossings.

July 2004
	Date	Item
	7/23/04	Request for official interpretation of the MUTCD regarding the use of specific signs at school crossings.
	7/14/04	Letter of thanks for sponsorship at a rollout workshop for the MUTCD.

June 2004
	Date	Item
	6/17/04	Response to a letter regarding the utility and practicality of a three-dimensional stop sign.
	6/17/04	Response to a request to participate in the NCHRP 3-54 research project and experiment with the flashing yellow arrow for protected-permissive left turn movements.
	6/15/04	Response to a letter regarding an advertising traffic cone.
	6/09/04	Request to use retroreflective borders on traffic signal backplates
	6/03/04	Request to expand a previously approved experimentation with the flashing yellow arrow for permissive left turn movements.
	6/03/04	Request for official interpretation of the MUTCD regarding the use of flashing beacons that are actuated by pedestrians.

May 2004
	Date	Item
	5/25/04	Letter concerning the safety and operations of shared-use paths in Rhode Island.
	5/20/04	Extension request for continued experimentation with the "RV Friendly" symbol.
	5/17/04	Request for official interpretation for the use of Changeable Message Signs to display travel time.
	5/17/02	Request for permission to experiment with specific service signs that have more than six logo panels.
	5/06/04	Request for a short-term modification to an existing experiment at rail grade crossings in California.
	5/06/04	Response regarding the colors of raised reflectors used to mark the centerlines of highways.

April 2004
	Date	Item
	4/29/04	Response to a letter that recommends changed to the MUTCD. Part 2
	4/29/04	Response to a letter that recommends changed to the MUTCD. Part 1
	4/29/04	Follow-up letter regarding the need to include an additional “overlap type” for the flashing yellow arrow signal display in the next version of NTCIP 1202 (Object Definitions for Actuated Signal Controllers).
	4/28/04	Response to resubmittal of revised proposals to experiment with three traffic control applications intended to improve pedestrian safety.
	4/27/04	Request for information on how to gain approval for experimentation with yellow-green pavement markings for school crosswalks.
	4/23/04	Request to use retroreflective borders on traffic signal back plates.
	4/22/04	Response to a request for permission to participate in the NCHRP 3-43 research project.
	4/21/04	Response to a letter to FHWA Administrator Mary Peters regarding unfamiliar highway striping on some freeways in South Dakota, Wyoming, Montana and Idaho.
	4/21/04	Response to a letter to FHWA Idaho Division Administrator Stephen A. Moreno requesting permission to experiment with the flashing yellow display for protected-permissive left-turn movements at two Idaho intersections.
	4/21/04	Response to a letter requesting permission to expand an approved experiment withthe flashing yellow arrow for permissive left-turn movements - to add four additional intersections.
	4/16/04	Request to experiment with portable rumble strips as a means to reduce the speed of traffic.
	4/15/04	Request that FHWA carry out research of a "chevron delineator."
	4/15/04	Response to a letter to U.S.-DOT Secretary Norm Mineta asking him to mandate the use of traffic signal lights with distinctive shapes and patterns of bars or lines.
	4/09/04	Interpretation regarding conformance with the MUTCD.
	4/09/04	Interpretation regarding the use of folding stop signs for traffic signal power outages.
	4/09/04	Follow-up letter seeking additional information regarding the approved Request to Experiment 2-523(E).
	4/09/04	Request to experiment with a new symbol for rental car facilities in Phoenix.
	4/07/04	Request to experiment with the flashing yellow arrow display for protected permissive left turn movements.
	4/07/04	Request to reconsider the FHWA’s previous denial of the use of purple as the guide sign background color for toll plazas.
	4/06/04	Request to experiment with a simplified bicycle wayfinding signage system.
	4/05/04	Response to requesting a waiver from the U.S. Department of Transportation in order for supplemental guide signs to be installed on Interstate 87 for North Country Community College.
	4/02/04	Request to experiment with a new symbol for big horn sheep on a warning sign.
	4/02/04	Response regarding the application of downstream tapers and termination areas in temporary traffic control zones.

March 2004
	Date	Item
	3/29/04	Request for a change to Chapter 8B of the MUTCD.
	3/25/04	March 25, 2004 Response to ATSSA Exective Director Roger Wentz from FHWA Administrator Mary Peters regarding the rising cost of steel used in highway-related products.
	3/23/04	Comments regarding NCHRP Report 491: "Crash Experience Warrant for Traffic Signals."
	3/23/04	March 23, 2004 Request to experiment with the flashing yellow arrow display for protected-permissive-left-turn movements in Jackson County (Oregon).
	3/22/04	Request for approval to experiment with strong yellow-green pavement markings for pedestrian crossings
	3/22/04	Request to experiment with a pattern of transverse markings for speed reduction near Houston
	3/22/04	Request to experiment with the flashing yellow arrow display for protected-permissive-left-turn movements at four Virginia intersections
	3/17/04	Request to experiment with the flashing yellow arrow display for a protected permissive left turn movement.
	3/16/04	Request to experiment with the flashing yellow arrow display for a protected permissive left turn movement.
	3/16/04	Request to approve an experiment with a pattern of transverse markings for speed reduction.
	3/05/04	Request to use retroreflective borders on traffic signal backplates.
	3/04/04	Request for a change in the Federal standards for pavement markings
	3/01/04	Request to use "military decal" graphics on guide signs.
	3/01/04	Request to experiment with dual business logo panels for specific service signs

February 2004
	Date	Item
	2/27/04	Request for approval to experiment with a unique green and fluorescent yellow vertical panel and orange, white and green drum wraps to help drivers locate exits within a work zone
	2/26/04	Request for memorial signage to honor the 79th Infantry Division
	2/26/04	Request for supplemental guide signs for Swarthmore College
	2/23/04	Request to Experiment With the use of "Military Decal" Graphics on Guide Signs to Guide Motorists to Military Facilities.
	2/10/04	Response to a Memorandum Recommending an Approval of a Request to Extend the Experimentation Period for the IdaShield Railroad-Highway Grade Crossing Sign.
	2/06/04	Letter to Issue an Interum Approval for the Optional Use of Retroreflective Borders on Traffic Signal Offices.

January 2004
	Date	Item
	1/28/04	Request for Interpretation of Section 3B.19 of the MUTCD Regarding Pavement Markings.
	1/26/04	Request to Experiment with Countdown Pedestrian Signals that Differ from the Requirements Contained in the MUTCD.
	1/26/04	Request to Experiment with the Flashing Yellow Arrow Display for a Protected Permissive Left Turn Movement at Four Locations in Michigan.
	1/15/04	Requesting to Experiment with Color-Coding of Geographical Area Destinations on Wayfinding Guide Signage in New York.

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