Choosing an item from (1) When transporting Class 1 (explosive) materials. learn more about the process here. 177-35, 41 FR 16131, Apr. The U.S. Occupational Safety and Health Administration (OSHA) is the agency that establishes rules for safety in the workplace. 177.841 Division 6.1 (poisonous) materials and Division 2.3 (poisonous gas) materials. (2) Each LPG fuel tank for automatic temperature control equipment must have its discharge valve closed and its fuel feed line disconnected. (9) Heater unit combustion gases must be exhausted to the outside of the truck or trailer. (b) This section does not apply to any vehicle used solely for transporting Class 7 (radioactive) material if a survey of the interior surface shows that the radiation dose rate does not exceed 0.1 mSv per hour (10 mrem per hour) at the interior surface or 0.02 mSv per hour (2 mrem per hour) at 1 meter (3.3 feet) from any interior surface. Electrical systems within the trailer's interior must be non-sparking or explosion proof. Whenever a motor carrier has knowledge concerning the hazards of spontaneous combustion or heating of any article to be loaded on a motor vehicle, such article shall be so loaded as to afford sufficient ventilation of the load to provide reasonable assurance against fire from this cause; and in such a case the motor vehicle shall be unloaded as soon as practicable after reaching its destination. Figure 3. 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). 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. (4) The manufacturer has certified that the heater meets the requirements under paragraph (l)(2)(i)(B) of this section by permanently marking the heater MEETS DOT REQUIREMENTS FOR CATALYTIC HEATERS USED WITH FLAMMABLE LIQUID AND GAS., (5) The heater is also marked DO NOT LOAD INTO OR USE IN CARGO COMPARTMENTS CONTAINING FLAMMABLE LIQUID OR GAS IF FLAME IS VISIBLE ON CATALYST OR IN HEATER.. 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. Nothing contained in this section shall be so construed as to prohibit the loading of such cylinders on any motor vehicle having a floor or platform and racks as hereinbefore described. (o) Daily test of off-truck remote shut-off activation device. (2) When transporting certain flammable material -. 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. They are designed to work with other safety equipment to raise and stabilize the trailer. 112 of Pub. Please do not provide confidential What Is the OSHA Regulation for Wheel Chocks? The procedures must describe the process to be followed if a facility-provided hose is used for unloading when the cargo tank motor vehicle has a specially equipped delivery hose assembly to meet the requirements of 173.315(n)(2) of this subchapter. WebLogging. 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]. (B) Cylinders must be transported in an upright position and securely restrained within the trailer, or loaded into racks, secured to pallets, or packed in wooden or fiberboard boxes or crates to prevent the cylinders from shifting or overturning within the motor vehicle under normal transportation conditions. (i) Except as provided in paragraph (p)(2)(ii) of this section, 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. A safe haven that conforms to NFPA 498 (IBR, see 171.7 of the subchapter) constitutes a federally approved safe haven for the unattended storage of vehicles containing Division 1.1, 1.2, or 1.3 materials. Division 1.1, 1.2, or 1.3 materials that are stored during transportation in commerce must be attended and afforded surveillance in accordance with 49 CFR 397.5. 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. per pallet and the cylinders must be secured within the pallet by a web strap rated at 4,545 kg (10,000 lbs.). (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. (A) Prior to each use, each hose must be inspected to ensure that it is of sound quality, without defects detectable through visual observation; and. (3) In either such case, such containers shall be safely and securely blocked or held down to prevent shifting relative to each other or to the supporting structure when in transit, particularly during sudden starts and stops and changes of direction of the vehicle. (g) For shipments transported under exclusive use conditions the radiation dose rate may not exceed 0.02 mSv per hour (2 mrem per hour) in any position normally occupied in the motor vehicle. Restrictions on these devices have two dimensions: Restrictions upon use and restrictions which apply when the device must not be used. When 172.101 of this subchapter specifies that Class 1 (explosive) materials may be transported in accordance with 173.66 of this subchapter (per special provision 148 in 172.102(c)(1)), these materials may be transported on the same vehicle with Division 5.1 (oxidizing) materials, or Class 8 (corrosive) materials, and/or Combustible Liquid, n.o.s., NA1993 only under the conditions and requirements set forth in IME Standard 23 (IBR, see 171.7 of this subchapter) and paragraph (g) of this section. Web1926.453 (a) (1) Unless otherwise provided in this section, aerial lifts acquired for use on or after January 22, 1973 shall be designed and constructed in conformance with the Unless the delivery hose is equipped with a shut-off valve at its discharge end, the engine of the motor vehicle shall be stopped at the finish of such loading or unloading operation while the filling or discharge connections are disconnected. L. 112-141, 126 Stat. 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." Bags shall not be piled closer than 15 cm (5.9 inches) from the top of any motor vehicle with a closed body. (s) Off-truck remote shut-off activation device. The gross trailer weight rating (GTWR) is the total mass of a road trailer that is loaded to capacity, including the weight of the trailer itself, plus fluids and cargo, that a vehicle is rated to tow by the manufacturer. Unloading of chlorine from a cargo tank motor vehicle must be performed in compliance with Section 3 of the Chlorine Institute Pamphlet 57, Emergency Shut-off Systems for Bulk Transfer of Chlorine (IBR, see 171.7 of this subchapter). The person performing unloading functions must be trained in handling emergencies that may occur during the unloading operation. (i) No person may transport a Division 2.1 (flammable gas) material that is a cryogenic liquid in a cargo tank motor vehicle unless the pressure of the lading is equal to or less than that used to determine the marked rated holding time (MRHT) and the one-way travel time (OWTT), marked on the cargo tank in conformance with 173.318(g) of this subchapter, is equal to or greater than the elapsed time between the start and termination of travel. Contact of the closed connection must be made before flow starts and must not be broken until after the flow is completed. Ammonium nitrate having organic coating must not be loaded in all-metal vehicles, other than those made of aluminum or aluminum alloys of the closed type. Loads should be secured, or arranged so Microsoft Edge, Google Chrome, Mozilla Firefox, or Safari. 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 Division 1.1, 1.2, or 1.3 (explosive) material shall be transferred from one container to another, or from one motor vehicle to another vehicle, or from another vehicle to a motor vehicle, on any public highway, street, or road, except in case of emergency. Loading restrictions are set forth in 173.427 of this subchapter. (C) A cylinder containing Division 2.3 Hazard Zone A materials must be separated from non-bulk packagings and IBCs meeting a UN performance standard containing the residue of materials in Division 2.1, 4.3, or 5.1, or Class 3 or 8 by a minimum horizontal distance of 3 m (10 feet). (j) Full equilibration of a cargo tank transporting a Division 2.1 (flammable gas) material that is a cryogenic liquid may only be done at a facility that loads or unloads a Division 2.1 (flammable gas) material that is a cryogenic liquid and must be performed and verified as follows: (1) The temperature and pressure of the liquid must be reduced by a manually controlled release of vapor; and. There are other federal agencies that guide rules for tractor trailers. (f) The number of packages of fissile Class 7 (radioactive) material in any non-exclusive use transport vehicle must be limited so that the sum of the criticality safety indices (CSIs) does not exceed 50. This connection must be made before any filling hole is opened, and must remain in place until after the last filling hole has been closed. Division 6.1 (poisonous) materials and Division 2.3 (poisonous gas) materials. (p) Unloading procedures for liquefied petroleum gas and anhydrous ammonia in metered delivery service. 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. WebAll tiedowns and other components of a cargo securement system used to secure loads on a trailer equipped with rub rails must be located inboard of the rub rails whenever OSHA compliance information that applies to specific activities is also available, 29 For additional requirements, see 173.315(o) of this subchapter. 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. (4) Cylinders for acetylene. (3) No more than two cargo carrying vehicles may be in the same combination of vehicles. (h) Lading within body or covered tailgate closed. (a) Lading within body or covered; tailgate closed; pick-up and delivery. L. 103-311, 108 Stat. 47-99, 2.1 states, Doors are not considered as cargo securement devices. WebLoading & Unloading Semi-Trailers 1910.178 (k) (1) The brakes of highway trucks shall be set and wheel chocks placed under the rear wheels to prevent the trucks from rolling while they are boarded with powered industrial trucks. This standard would include such mechanical devices as jack stands. (f) Class 1 (explosive) materials vehicles, floors tight and lined. Cylinders containing Class 2 (gases) materials shall not be loaded onto any part of the floor or platform of any motor vehicle which is not essentially flat; cylinders containing Class 2 (gases) materials may be loaded onto any motor vehicle not having a floor or platform only if such motor vehicle be equipped with suitable racks having adequate means for securing such cylinders in place therein. (C) Packages containing Division 2.3 Hazard Zone A material must be separated within the transport vehicle from packages containing Division 2.1, Class 3, Class 4, Class 5, and Class 8 materials by a minimum horizontal distance of 1.2 m (4 feet). (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. 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. However, the carrier's obligation to ensure attendance during unloading ceases when: (i) The carrier's obligation for transporting the materials is fulfilled; (ii) The cargo tank has been placed upon the consignee's premises; and. (i) Class 1 (explosive) materials to be protected against damage by other lading. Special care shall be exercised to the end that packages or other containers containing Class 1 (explosive) materials shall not catch fire from sparks or hot gases from the exhaust tailpipe. Many of the most germane standards for tractor trailers are established by this agency. (d) Multipurpose bulk trucks. If restraint systems are not used, trailers must be properly chocked to prevent movement as required in OSHA standards 29 CFR 1910.178(k)(1) and 29 CFR (1) When a cargo tank is loaded through an open filling hole, one end of a bond wire shall be connected to the stationary system piping or integrally connected steel framing, and the other end to the shell of the cargo tank to provide a continuous electrical connection. Drivers must not be impaired by drugs or alcohol. (f) A cargo tank motor vehicle used for transportation of chlorine may not be moved, coupled or uncoupled, when any loading or unloading connections are attached to the vehicle, nor may it be left without the power unit attached unless the vehicle is chocked or equivalent means are provided to prevent motion. While the jack is in place, the trailer is immobilized and typically is raised off the ground. (B) The loading or unloading operations must be physically inspected by a qualified person at least once every sixty (60) minutes. Standards include setting brakes, setting wheel blocks, and using a jack stand. Those rules are called regulations. Some agencies, such as OSHA, refer to their regulations as standards, but they carry the same power the power of the law that called for their creation. Thats an important point. The terms OSHA standard and OSHA regulation are synonymous, so feel free to use whichever you prefer. 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: The outside of the overpack must be marked with an indication that the inner packagings conform to the prescribed specifications. (a) Arsenical compounds in bulk. 5, 1967]. (iv) Hazardous materials in a portable tank or a DOT specification 106A or 110A tank. (c) Class 1 (explosive) materials on vehicles in combination. 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. 106A or 110A ( 179.300, 179.301 of this subchapter) that are authorized for the shipment of hazardous materials by highway in part 173 of this subchapter must be carried in accordance with the following requirements: (1) Tanks must be securely chocked or clamped on vehicles to prevent any shifting. (2) When a cargo tank is loaded or unloaded through a vapor-tight (not open hole) top or bottom connection, so that there is no release of vapor at a point where a spark could occur, bonding or grounding is not required. Workers loading and unloading materials should be instructed in safe procedures appropriate to the material they handle. (a) The number of packages of Class 7 (radioactive) materials in any transport vehicle or in any single group in any storage location must be limited so that the total transport index number does not exceed 50. (8) The heater unit must utilize outside air for combustion (air from the cargo space cannot be used for combustion). OSHA eTool. For a wireless transmitter/receiver, the person conducting the test must be at least 45.72 m (150 feet) from the cargo tank and may have the cargo tank in his line of sight. Jacks are used when loading and unloading a tractor trailer. The Code of Federal Regulations (CFR) is the official legal print publication containing the codification of the general and permanent rules published in the Federal Register by the departments and agencies of the Federal Government. 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. When a cargo tank is unloaded by a suction-piping system through an open filling hole of the cargo tank, electrical continuity shall be maintained from cargo tank to receiving tank. WebThe DLL320-23W LED light head for loading docks is an ideal lighting fixture for busy warehouses. (l) Use of cargo heaters when transporting certain hazardous material. (ii) That both the detonators and the container or compartment meet the requirements of the IME Standard 22 (IBR, see 171.7 of this subchapter). 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. will bring you to those results. The maximum gross weight of Division 2.3 Hazard Zone A material carried on one vehicle must not exceed 3,636 kg (8,000 lbs.). (f) Nitrates, except ammonium nitrate having organic coating, must be loaded in closed or open type motor vehicles, which must be swept clean and be free of any projections capable of injuring bags when so packaged. (6) Heater requirements under 393.77 of this title are complied with. (D) Drums containing non-hazardous materials that are compatible with materials in all other drums immediately around them. (2) The pressure in the cargo tank must be measured at least ten minutes after the manual release is terminated. This job requires careful handling of goods and close attention to detail as goods must be handled as directed. 1/1.1 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. The Electronic Code of Federal Regulations (eCFR) is a continuously updated online version of the CFR. is available with paragraph structure matching the official CFR 49 CFR 172.101 (b) Care in loading, unloading, or other handling of Class 1 (explosive) materials. (3) If the facility hose is equipped with a passive means to shut off the flow of product that conforms to and is maintained to the performance standard in 173.315(n)(2) of this subchapter, the qualified person may attend the unloading operation in accordance with the attendance requirements prescribed for the material being unloaded in 177.834 of this section. For containers which are not in metallic contact with each other, either metallic bonds or ground conductors shall be provided for the neutralization of possible static charges prior to and during transfers of Class 3 (flammable liquid) materials between such containers. the hierarchy of the document. This contact form is only for website help or website suggestions.