NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION. LABORATORY TEST PROCEDURE. FOR. FMVSS Compressed Natural Gas. FMVSS ; Compressed natural gas fuel container integrity. ▫ Published September ▫ Set additional life cycle requirements for CNG. A report that recommends specific changes to the FMCSRs, FMVSS , North American Standard Inspection Procedures, and OOS criteria.
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This rule is effective February 13, Cornell Law School Search 3004. Petitions for reconsideration of this final rule must be received by December 27, Performance requirements would apply to side and rear windows, and to glass panels and windows on the roof to mitigate partial and complete ejection fjvss passengers from these windows and to ensure that emergency exits remain operable after a rollover crash.
Examples of changes needed are labeling of vehicles, height clearance requirements, inspection requirements, training requirements for mechanics, leak detection requirements, and conformance of the FMCSRs to National Fire Protection Association NFPA 52 e.
If the pressure relief device releases before the fvss of the fifth minute after ignition, then the minimum temperature requirement does not apply. Additional Documents type regulations. The performance requirements would ensure that these vehicles provide a sufficient level of survival space to restrained occupants in rollover crashes.
Liner means the inner gas tight container or gas cylinder to which the overwrap is applied. Petitions for reconsideration of this final rule must be received not later than August 7, The most commonly available alternative fuel for commercial vehicles is natural gas either compressed or liquefied.
This final rule is effective September 27, We believe there is widespread conformance of vehicles to the proposed 30.
This document denies a petition for rulemaking submitted by Mr. Each CNG fuel container shall completely vent its contents through a pressure relief device or shall not burst while retaining its entire contents when tested in accordance with S8. It is the pressure for which the container has been constructed under normal conditions.
Summary By initiating rulemaking to consider enhancing related safety standards, this notice fmvsw the part of the petition for rulemaking submitted by Ms.
V2V begins to provide safety benefits only if a significant number of vehicles in the fleet are equipped with it and if there is a means to ensure secure and reliable communication between vehicles. It is not guaranteed to be accurate or up-to-date, though we fmgss refresh the database weekly. Summary This document denies a petition for rulemaking, submitted by Ms. The incorporation by reference of certain publications listed in the standard is approved by the Director of the Federal Register as of February 13, The comment period for the request for comment published January 18,at 83 FRis extended.
The Agency is making minor editorial changes to correct errors and omissions, ensure conformity with Office of the Federal Register style, and improve clarity.
The focus of this notification is rules that specifically relate to passenger cars, multipurpose passenger vehicles, trucks, buses, trailers, motorcycles, and motor vehicle equipment. Each CNG fuel container shall be equipped with a pressure relief device.
Record time, temperature, and pressure readings at 30 second intervals, beginning when the fire is ignited and continuing until the pressure release device releases.
Hoop wrapped means winding of filament in a substantially circumferential pattern over the cylindrical portion of the liner so that the filament does not transmit any significant stresses in a direction parallel to the cylinder longitudinal axis.
49 CFR 571.304 – Standard No. 304; Compressed natural gas fuel container integrity.
The information shall be in English and in letters and numbers that are at least 6. Additional Documents type regulations. Tmvss October 1, The Agencies have also received a letter opposing any extension of the comment rmvss. In all cases, the Agency’s goal would be to ensure the maintenance of currently required levels of safety performance. The original comment period ffmvss April 28, These requirements and the associated test procedures would identify those helmets whose physical characteristics indicate that they likely cannot meet the existing performance requirements of the standard.
Position thermocouples so that they are equally spaced over the length of the fire source or length of the container, whichever is shorter. Comments must be received on or before May 9, The meeting will start at 10 a. The comment period for the RFC was originally scheduled to end on March 5, To reduce the risk of pedestrian crashes, especially for the blind and visually-impaired, and to satisfy the mandate in the Pedestrian Safety Enhancement Act PSEA of this final rule fmvxs a new Federal motor vehicle safety standard FMVSS setting minimum sound requirements fmvzs hybrid and electric vehicles.
The performance requirements would also ensure that seats and overhead luggage racks remain secured and window glazing attached to its mounting during and after a rollover crash, and would ensure that emergency exits remain closed during the rollover crash and operable after the crash.
Natural Gas Systems | Federal Motor Carrier Safety Administration
This final rule is a deregulatory action. By initiating rulemaking to consider enhancing related safety standards, this notice grants the part of the petition for rulemaking submitted by Ms. The petitioner claims that the recommended changes to the relevant safety standards would allow vehicle manufacturers to better utilize the regenerator technology to increase vehicle efficiency.
The new standard would specify impactor testing of glazing material. NHTSA also proposes to limit the protrusions of emergency exit latches into emergency exit openings of windows to ensure they do not unduly hinder emergency egress.
The report’s recommendations were briefed to the 21st Century Truck Partnership on June 19, Previously, the maximum allowable upward mounting angle was 15 degrees beyond vertical. Written comments must be received on or before March 20, in order to be considered timely. Public comments are welcome at this meeting, but all should be oral, and any supporting presentations or materials should be submitted to the docket for consideration.
The agency is reopening the comment period for 30 days.
Effective April 27, Motor carriers operating such vehicles in interstate commerce would be required to maintain the speed limiting devices for the service life of the vehicle. This final rule is effective October 24, More limitations on accuracy are described at the GPO site. Currently, there are about 4, heavy-duty trucks, 5, medium-duty trucks, and over 20, transit buses operating on natural gas.
The Agency is making minor editorial changes to add revised delegations of authority from the Secretary of Transportation Secretarycorrect errors and omissions, and improve clarity.