(If bonding is to the framing, it is essential that piping and framing be electrically interconnected.) Loads should be secured, or arranged so To provide against ignition of vapors by discharge of static electricity, the latter connection shall be made at a point well removed from the opening from which the Class 3 (flammable liquid) material is to be discharged. Care shall be exercised in the loading and unloading of arsenical dust, arsenic trioxide, and sodium arsenate, allowable to be loaded into sift-proof, steel hopper-type or dump-type motor-vehicle bodies equipped with water-proof, dust-proof covers well secured in place on all openings, to accomplish such loading with the minimum spread of such compounds into the atmosphere by all means that are practicable; and no such loading or unloading shall be done near or adjacent to any place where there are or are likely to be, during the loading or unloading process assemblages of persons other than those engaged in the loading or unloading process, or upon any public highway or in any public place. (a) Arsenical compounds in bulk. (h) The driver of a motor vehicle transporting a Division 2.1 (flammable gas) material that is a cryogenic liquid in a package exceeding 450 L (119 gallons) of water capacity shall avoid unnecessary delays during transportation. (b) Each package containing a hazardous material bearing package orientation markings prescribed in 172.312 of this subchapter must be loaded on a transport vehicle or within a freight container in accordance with such markings and must remain in the correct position indicated by the markings during transportation. Class 3 (flammable liquid) or Division 2.1 (flammable gas) materials may be transported by a vehicle, which is equipped with an automatic cargo-space-heating temperature control device that does not meet each requirement of paragraph (l)(2)(iii)(A) of this section, only if the device is first rendered inoperable, as follows: (1) Each cargo heater fuel tank, if other than LPG, must be emptied or removed. Restrictions on these devices have two dimensions: Restrictions upon use and restrictions which apply when the device must not be used. (3) A qualified person attends the loading or unloading of a cargo tank only if, throughout the process: (i) Except for unloading operations subject to 177.837(d) and 177.840(p) and (q), the qualified person is within 7.62 m (25 feet) of the cargo tank. If you have comments or suggestions on how to improve the www.ecfr.gov website or have questions about using www.ecfr.gov, please choose the 'Website Feedback' button below. If you have questions or comments regarding a published document please No hazardous material shall be loaded into or on, or unloaded from, any motor vehicle unless the handbrake be securely set and all other reasonable precautions be taken to prevent motion of the motor vehicle during such loading or unloading process. (iii) Hoses used in the loading or unloading operations are equipped with cable-connected wedges, plungers, or flapper valves located at each end of the hose, able to stop the flow of product from both the source and the receiving tank within one second without human intervention in the event of a hose rupture, disconnection, or separation. switch to drafting.ecfr.gov. (4) Requirements of paragraphs (1) and (2) of this paragraph (b) shall not be construed as prohibiting stacking of containers provided the provisions of paragraph (3) of this paragraph (b) are fully complied with. (6) The heater unit and its fuel supply must be externally mounted on the truck or trailer. 177-85, 60 FR 50334, Sept. 28, 1995, as amended at 63 FR 52850, Oct. 1, 1998; 66 FR 45385, Aug. 28, 2001; 69 FR 3696, Jan. 26, 2004; 87 FR 79784, Dec. 27, 2022]. WebNo hazardous material shall be loaded into or on, or unloaded from, any motor vehicle unless the handbrake be securely set and all other reasonable precautions be taken to prevent motion of the motor vehicle during such loading or unloading process. No person may unload an IM or UN portable tank while it remains on a transport vehicle with the motive power unit attached except under the following conditions: (1) The unloading operation must be attended by a qualified person in accordance with the requirements in paragraph (i) of this section. The hazardous materials must be palletized with a minimum height of 100 mm (4 inches) off the floor of the vehicle, and the self-heating material must be separated from the corrosive material by a minimum horizontal distance of 1.2 m (4 feet). While at the loading dock, OSHA states that, "A positive mechanical means to secure trucks or trailers to a loading dock" can be used provided that effectively immobilizes the vehicle. Your railings must: Ward holds a Master of Arts in social sciences from the University of Chicago. WebDOT loading regulations are based on knowing the precise dimensions of the equipment you are transporting. (B) Protection against use. (l) Operating procedure. (e) Handbrake set while loading and unloading. (See Motor Carrier Safety Regulations, part 392 of this title.) David Ward has written professionally for websites since 2009. In such cases red electric lanterns, red emergency reflectors or red flags shall be set out in the manner prescribed for disabled or stopped motor vehicles. (B) The combustion cargo heater is a catalytic heater and each of the following requirements are met: (1) The heater's surface temperature cannot exceed 54 C (130 F) - either on a thermostatically controlled heater or on a heater without thermostatic control when the outside or ambient temperature is 16 C (61 F) or less. formatting. WebHowever, interior combinations of axles, such as the "tractor bridge" (axles 1, 2, and 3) and "trailer bridge" (axles 2, 3, 4, and 5), must also comply with weights computed by the Bridge Formula (Figure 3). Weight of Vehicle + Load (2) The combination packages containing TIH materials must be: (i) Filled and packed by the offeror's hazmat employees; (ii) Be placed on pallets, when in a transport vehicle; and. Such bonding shall be made by first connecting an electric conductor to the container to be filled and subsequently connecting the conductor to the container from which the liquid is to come, and not in any other order. A cargo tank must be attended by a qualified person at all times when it is being loaded. This web site is designed for the current versions of They are designed to work with other safety equipment to raise and stabilize the trailer. (g) Each liquid discharge valve on a cargo tank motor vehicle, other than an engine fuel line valve, must be closed during transportation except during loading and unloading. A pressure relief device, when installed, must be in communication with the vapor space of a cylinder containing a Division 2.1 (flammable gas) material. Except as provided in paragraph (g) of this section, dealing with the transportation of liquid nitroglycerin, desensitized liquid nitroglycerin or diethylene glycol dinitrate, all of that portion of the lading of any motor vehicle which consists of Class 1 (explosive) materials shall be contained entirely within the body of the motor vehicle or within the horizontal outline thereof, without overhang or projection of any part of the load and if such motor vehicle has a tailboard or tailgate, it shall be closed and secured in place during such transportation. What Is the OSHA Regulation for Wheel Chocks? 1 CFR 1.1 (u) Unloading of chlorine cargo tank motor vehicles. Disinfection may be by any means effective for neutralizing the material released. WebGross trailer weight rating. 112 of Pub. Cylinders containing Class 2 gases must be securely restrained in an upright or horizontal position, loaded in racks, or packed in boxes or crates to prevent the cylinders from being shifted, overturned or ejected from the motor vehicle under normal transportation conditions. Operators need not use instruments or take extraordinary actions to check components not readily visible. WebBackground on FMCSA and OSHA Requirements: Federal Motor Carrier Safety Administration (FMCSA) regulations state that a driver must not operate a commercial motor vehicle (CMV) if the load isnt properly secured. Figure 3 shows the most common vehicle checked for compliance with weight limit requirements. 177.841 Division 6.1 (poisonous) materials and Division 2.3 (poisonous gas) materials. (B) A Division 2.1 material requiring strong non-bulk outer packagings in accordance with 173.301(a)(9) of this subchapter must be overpacked in a UN 1A2 steel or 1H2 plastic drum tested and marked for a PG II or higher performance level. (iii) Restrictions on automatic cargo-space-heating temperature control devices. (ii) The qualified person observes all loading or unloading operations by means of video cameras and monitors or instrumentation and signaling systems such as sensors, alarms, and electronic surveillance equipment located at a remote control station, and the loading or unloading system is equipped as follows: (A) For a video monitoring system used to meet the attendance requirement, the camera must be mounted so as to provide an unobstructed view of all equipment involved in the loading or unloading operations, including all valves, hoses, domes, and pressure relief devices; (B) For an instrumentation and signaling system used to meet the attendance requirement, the system must provide a surveillance capability at least equal to that of a human observer; (C) Upon loss of video monitoring capability or instrumentation and signaling systems, loading or unloading operations must be immediately terminated; (D) Shut-off valves operable from the remote control station must be provided; (E) In the event of a remote system failure, a qualified person must immediately resume attending the loading or unloading of the cargo tank as provided in paragraph (i)(3)(i) of this section; (F) A containment area must be provided capable of holding the contents of as many cargo tank motor vehicles as might be loaded at any single time; and, (G) A qualified person must personally conduct a visual inspection of each cargo tank motor vehicle after it is loaded, prior to departure, for any damage that may have occurred during loading; or. (2) There is no combustion apparatus in the cargo compartment. (e) Persons should not remain unnecessarily in a vehicle containing Class 7 (radioactive) materials. The Office of the Federal Register publishes documents on behalf of Federal agencies but does not have any authority over their programs. Web(4) The rules in this paragraph (b) do not apply to the driver of a sealed commercial motor vehicle who has been ordered not to open it to inspect its cargo or to the driver of a commercial motor vehicle that has been loaded in a manner that makes inspection of its cargo impracticable. (h) Precautions concerning containers in transit; fueling road units. (k) A carrier of carbon monoxide, cryogenic liquid must provide each driver with a self-contained air breathing apparatus that is approved by the National Institute of Occupational Safety and Health; for example, Mine Safety Appliance Co., Model 401, catalog number 461704. 32509 of Pub. In loading and storage areas, fissile material packages must be grouped so that the sum of CSIs in any one group is not greater than 50; there may be more than one group of fissile material packages in a loading or storage area, so long as each group is at least 6 m (20 feet) away from all other such groups. here. This provision does not apply to exclusive use shipments described in 173.441(b), 173.457, and 173.427 of this subchapter. Before any motor vehicle may be used for transporting any other articles, all detectable traces of arsenical materials must be removed therefrom by flushing with water, or by other appropriate method, and the marking removed. (4) Cylinders for acetylene. (iv) Hazardous materials in a portable tank or a DOT specification 106A or 110A tank. Jacks are used when loading and unloading a tractor trailer. Cylinders containing acetylene and manifolded as part of a mobile acetylene trailer system must be transported in accordance with 173.301(g) of this subchapter. (n) Emergency shut down. In addition, each package must be must be placed in a plastic bag which is taped closed and then overpacked in a UN 1A2 steel drum tested and marked for a PG II or higher performance level with insulation material inside to protect the cylinders from fire. WebOSHA regulations govern the safety and health of the workers and the responsibilities of employers to ensure their safety at the warehouse, dock, construction site, and in other For a cargo tank motor vehicle with an off-truck remote control shut-off capability as required by 173.315(n)(3) or (n)(4) of this subchapter, the qualified person attending the unloading operation must be in possession of the activation device at all times during the unloading process. All pertinent requirements of 173.457 and 173.459 apply. It also offers a one-stop location to find applicable Department of Transportation (DOT) and Environmental Protection Agency (EPA) compliance requirements related to worker protection. (3) An IM or UN portable tank equipped with a bottom outlet as authorized in Column (7) of the 172.101 Table of this subchapter by assignment of a T Code in the appropriate proper shipping name entry, and that contains a liquid hazardous material of Class 3, PG I or II, or PG III with a flash point of less than 100 F (38 C); Division 5.1, PG I or II; or Division 6.1, PG I or II, must conform to the outlet requirements in 178.275(d)(3) of this subchapter. Cylinders containing Division 4.2 (pyrophoric liquid) materials, unless packed in a strong box or case and secured therein to protect valves, must be loaded with all valves and safety relief devices in the vapor space. 177.838 Class 4 (flammable solid) materials, Class 5 (oxidizing) materials, and Division 4.2 (self-heating and pyrophoric liquid) materials. What Is the Pop Up Travel Trailer Law in Tennessee? [29 FR 18795, Dec. 29, 1964. (d) Unloading combustible liquids. For additional requirements, see 173.315(o) of this subchapter. (p) Unloading procedures for liquefied petroleum gas and anhydrous ammonia in metered delivery service. 405, 805 (2012); 49 CFR 1.81 and 1.97. 15, 1976; Amdt. For shipments transported as exclusive use under the provisions of 173.441(b) of this subchapter for packages with external radiation levels in excess of 2 mSv (200 mrem per hour) at the package surface, the motor vehicle must meet the requirements of a closed transport vehicle (see 173.403 of this subchapter). Its durable aluminum housing and energy efficient design keeps the light cool even in demanding industrial settings. If you have questions for the Agency that issued the current document please contact the agency directly. (7) The heater unit must retain combustion in a sealed combustion chamber. (b) Storage batteries. (iii) The motive power has been removed from the cargo tank and removed from the premises. Choosing an item from The total transport index of a group of packages and overpacks is determined by adding together the transport index number on the labels on the individual packages and overpacks in the group. However, the guidelines are broad, guiding use by all "fork trucks, tractors, platform lift trucks, motorized hand trucks, and other specialized industrial trucks powered by electric motors or internal combustion engines." Class 4 (flammable solid) materials, Class 5 (oxidizing) materials, and Division 4.2 (self-heating and pyrophoric liquid) materials. (2) The qualified person attending the unloading operation must have an unobstructed view of the cargo tank and delivery hose to the maximum extent practicable, except during short periods when it is necessary to activate controls or monitor the receiving container. Reasonable care should be taken to prevent undue rise in temperature of containers and their contents during transit. (m) Cargo tank motor vehicle safety check. (s) Off-truck remote shut-off activation device. While OSHA regulations arent identical to laws, they do follow a rigid process of creation, complete with ample oversight and testing. It can take years for OSHA to introduce a new standard into the Code of Federal Regulations. There are seven distinct steps in this process: OSHA eTool. (2) The pressure in the cargo tank must be measured at least ten minutes after the manual release is terminated. 47-99, 2.1 states, Doors are not considered as cargo securement devices. No operator may unload liquefied compressed gases from a cargo tank motor vehicle with a delivery hose assembly found to have any condition identified in 180.416(g)(1) of this subchapter or with piping systems found to have any condition identified in 180.416(g)(2) of this subchapter. Until a cargo tank motor vehicle is equipped with emergency discharge control equipment in conformance with 173.315(n)(2) and 180.405(m)(1) of this subchapter, the qualified person attending the unloading operation must remain within arm's reach of a means to close the internal self-closing stop valve when the internal self-closing stop valve is open except during short periods when the qualified person must activate controls or monitor the receiving container. is available with paragraph structure matching the official CFR No tools which are likely to damage the effectiveness of the closure of any package or other container, or likely adversely to affect such package or container, shall be used for the loading or unloading of any Class 1 (explosive) material or other dangerous article. Microsoft Edge, Google Chrome, Mozilla Firefox, or Safari. (b) Packages of Class 7 (radioactive) material bearing RADIOACTIVE YELLOW-II or RADIOACTIVE YELLOW-III labels may not be placed in a transport vehicle, storage location or in any other place closer than the distances shown in the following table to any area which may be continuously occupied by any passenger, employee, or animal, nor closer than the distances shown in the table to any package containing undeveloped film (if so marked), and must conform to the following conditions: (1) If more than one of these packages is present, the distance must be computed from the following table on the basis of the total transport index number determined by adding together the transport index number on the labels on the individual packages and overpacks in the vehicle or storeroom. For Federal Register citations affecting 177.841, see the List of CFR Sections Affected, which appears in the Finding Aids section of the printed volume and at www.govinfo.gov. (8) The heater unit must utilize outside air for combustion (air from the cargo space cannot be used for combustion). OSHA will bring you to those results. Related OSHA Safety and Health Topics pages. (2) The qualified person monitoring unloading must remain within arm's reach of the mechanical means of closure for the internal self-closing stop valve when the internal self-closing stop valve is open except for short periods when it is necessary to activate controls or monitor the receiving container. Contact of the closed connection must be made before flow starts and must not be broken until after the flow is completed. Navigate by entering citations or phrases 177-87, 61 FR 27175, May 30, 1996]. Redesignated at 32 FR 5606, Apr. (f) Notwithstanding the segregation requirements of 177.848(d), when transported by highway by private or contract motor carrier, Division 6.1 PG I, Hazard Zone A toxic-by-inhalation (TIH) materials meeting the definition of a hazardous waste as provided in 171.8 of this subchapter, may be transported on the same transport vehicle with materials classed as Class 3, Class 4, Class 5, and Class 8. 49 U.S.C. Provides links and references to training and other resources related to the trucking industry. For Federal Register citations affecting 177.837, see the List of CFR Sections Affected, which appears in the Finding Aids section of the printed volume and at www.govinfo.gov. [Amdt. View the most recent official publication: These links go to the official, published CFR, which is updated annually. - Other Regulations Relating to Transportation, - Pipeline and Hazardous Materials Safety Administration, Department of Transportation, https://www.ecfr.gov/current/title-49/subtitle-B/chapter-I/subchapter-C/part-177/subpart-B. For Federal Register citations affecting 177.840, see the List of CFR Sections Affected, which appears in the Finding Aids section of the printed volume and at www.govinfo.gov. A separate drafting site (ii) For deliveries where the qualified person attending the unloading operation cannot maintain an unobstructed view of the cargo tank, when the internal self-closing stop valve is open, the qualified person must observe both the cargo tank and the receiving container at least once every five minutes during unloading operations that take more than five minutes to complete. Motor vehicles transporting Division 1.1, 1.2, or 1.3 (explosive) materials shall have tight floors; shall have that portion of the interior in contact with the load lined with either non-metallic material or non-ferrous metals, except that the lining is not required for truck load shipments loaded by the Departments of the Army, Navy or Air Force of the United States Government provided the Class 1 (explosive) materials are of such nature that they are not liable to leakage of dust, powder, or vapor which might become the cause of an explosion. All of that portion of the lading of any motor vehicle transporting Class 4 (flammable solid) or Class 5 (oxidizing) materials shall be contained entirely within the body of the motor vehicle and shall be covered by such body, by tarpaulins, or other suitable means, and if such motor vehicle has a tailboard or tailgate, it shall be closed and secured in place during such transportation: Provided, however, That the provisions of this paragraph need not apply to pick-up and delivery motor vehicles when such motor vehicles are used in no other transportation than in and about cities, towns, or villages. Each group of packages must be handled and stored together no closer than 6 m (20 feet) (measured edge to edge) to any other group. The outside of the overpack must be marked with an indication that the inner packagings conform to the prescribed specifications. A Specification DOT-4L cylinder containing hydrogen, cryogenic liquid may only be transported on a motor vehicle as follows: (i) The vehicle must have an open body equipped with a suitable rack or support having a means to hold the cylinder upright when subjected to an acceleration of 2 g in any horizontal direction; (ii) The combined total of the hydrogen venting rates, as marked, on the cylinders transported on one motor vehicle may not exceed 60 SCF per hour; (iii) The vehicle may not enter a tunnel; and. However, the guidelines are broad, guiding use by all "fork trucks, tractors, platform lift trucks, No Division 2.1 (flammable gas) material shall be loaded into or on or unloaded from any cargo tank motor vehicles with the engine running unless the engine is used for the operation of the transfer pump of the vehicle. For Federal Register citations affecting 177.838, see the List of CFR Sections Affected, which appears in the Finding Aids section of the printed volume and at www.govinfo.gov. Smoking on or about any motor vehicle while loading or unloading any Class 1 (explosive), Class 3 (flammable liquid), Class 4 (flammable solid), Class 5 (oxidizing), or Division 2.1 (flammable gas) materials is forbidden. A vehicle may not be returned to Class 7 (radioactive) materials exclusive use transport service, and then only for a subsequent exclusive use shipment utilizing the provisions of any of the paragraphs 173.427(b)(4), 173.427(c), or 173.443(b), until the radiation dose rate at every accessible surface is 0.005 mSv/h (0.5 mrem/h) or less and the non-fixed contamination is not greater than the level prescribed in 173.443(a) of this subchapter. (a) Engine stopped. (1) Cylinders. The vehicle should be as stable as possible. In addition, by the compliance dates specified in 173.315(n)(5) and 180.405(m)(3) of this subchapter, the cargo tank motor vehicle must have an emergency discharge control capability that meets the requirements of 173.315(n)(2) or 173.315(n)(4) of this subchapter. For a cargo tank unloading a material meeting the definition for combustible liquid in 173.150(f) of this subchapter, the qualified person attending the unloading operation must remain within 45.72 meters (150 feet) of the cargo tank and 7.62 meters (25 feet) of the delivery hose and must observe both the cargo tank and the receiving container at least once every five minutes during unloading operations that take more than five minutes to complete. (2) For a cargo tank with a capacity greater than 13,247.5 L (3,500 water gallons), excluding delivery hose and piping, the qualified person attending the unloading operation must remain within 45.72 m (150 feet) of the cargo tank and 7.62 m (25 feet) of the delivery hose when the internal self-closing stop valve is open.

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