ammo 51
AMMO-51-DL course covering the DD Form 626 motor vehicle inspection, DTR Chapter 204 motor and rail requirements, and 49 CFR rail car (Part 174) and highway (Parts 177, 397) rules for explosives shipments.
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01According to DD Form 626, how does the inspection it provides compare with a vehicle's periodic inspection?
It is a limited inspection of the general operation of the vehicle and is not to be confused with the more thorough periodic inspection.
VERIFIED AGAINST THE SOURCE
“This form provides a limited inspection of the general operation of the vehicle and is not to be confused with the more thorough vehicles' periodic inspection.”
— DD Form 626 (MAY 2024), Motor Vehicle Inspection (Transporting Hazardous & Sensitive Materials), p. 1 ↗02Which vehicles does the DD Form 626 inspection apply to?
All vehicles which must be marked or placarded in accordance with Title 49 CFR.
VERIFIED AGAINST THE SOURCE
“This form applies to all vehicles which must be marked or placarded in accordance with Title 49 CFR.”
— DD Form 626 (MAY 2024), Motor Vehicle Inspection (Transporting Hazardous & Sensitive Materials), p. 1 ↗03On DD Form 626, which items are checked on empty equipment and which on incoming loaded equipment?
All items are checked on empty equipment prior to loading; items with an asterisk are also checked on all incoming loaded equipment.
VERIFIED AGAINST THE SOURCE
“All items shall be checked on empty equipment prior to loading. Items with an asterisk shall be checked on all incoming loaded equipment.”
— DD Form 626 (MAY 2024), Motor Vehicle Inspection (Transporting Hazardous & Sensitive Materials), p. 1 ↗04When can equipment rejected during a DD Form 626 inspection still be approved?
If the deficiencies are corrected prior to loading; the reason for rejection is given under Remarks.
VERIFIED AGAINST THE SOURCE
“(If rejected give reason under "Remarks". Equipment will be approved if deficiencies are corrected prior to loading.)”
— DD Form 626 (MAY 2024), Motor Vehicle Inspection (Transporting Hazardous & Sensitive Materials), p. 1 ↗05Under the DD Form 626 Section I instructions, which items are checked at origin and which at destination?
Items 2 through 8 are checked at origin prior to loading; only Items 2 through 7 are required to be checked at destination.
VERIFIED AGAINST THE SOURCE
“Only Items 2 through 7 are required to be checked at destination.”
— DD Form 626 (MAY 2024), Motor Vehicle Inspection (Transporting Hazardous & Sensitive Materials), p. 2 ↗06Which operator license numbers are entered on DD Form 626, and what endorsement must they carry?
The operator's Commercial Driver's License (CDL) number or Military OF-346 License Number; both must have the HAZMAT and other appropriate endorsements IAW 49 CFR 383.
VERIFIED AGAINST THE SOURCE
“Enter operator's Commercial Driver's License (CDL) number or Military OF-346 License Number. CDL and OF-346 must have the HAZMAT and other appropriate endorsements IAW 49 CFR 383.”
— DD Form 626 (MAY 2024), Motor Vehicle Inspection (Transporting Hazardous & Sensitive Materials), p. 2 ↗07Besides the license, what operator certification does the DD Form 626 inspector check?
That the operator has been certified to transport hazardous materials, including the expiration date on the driver's HAZMAT Certification.
VERIFIED AGAINST THE SOURCE
“ensure operator has been certified to transport hazardous materials. Check the expiration date on driver's HAZMAT Certification.”
— DD Form 626 (MAY 2024), Motor Vehicle Inspection (Transporting Hazardous & Sensitive Materials), p. 2 ↗08Before loading Hazard Class/Division 1.1, 1.2 or 1.3 explosives, what plan must the operator possess?
A written route plan in accordance with 49 CFR Part 397.
VERIFIED AGAINST THE SOURCE
“Prior to loading any Hazard Class/Division 1.1, 1.2, or 1.3 (Explosives) for shipment, ensure that the operator possesses a written route plan in accordance with 49 CFR Part 397.”
— DD Form 626 (MAY 2024), Motor Vehicle Inspection (Transporting Hazardous & Sensitive Materials), p. 2 ↗09Who must carry an Emergency Response Guidebook (ERG), and how do military operators get the pages they need?
Commercial operators must possess an ERG or equivalent document; the shipper provides the applicable ERG page(s) to military operators.
VERIFIED AGAINST THE SOURCE
“Commercial operators must be in possession of an ERG or equivalent document. Shipper will provide applicable ERG page(s) to military operators.”
— DD Form 626 (MAY 2024), Motor Vehicle Inspection (Transporting Hazardous & Sensitive Materials), p. 2 ↗10On DD Form 626, what does the driver's signature in item 25 certify?
That the driver has completed a pre-trip inspection and that both the motor vehicle and trailer are in safe operating condition.
VERIFIED AGAINST THE SOURCE
“Verify the driver has completed a pre-trip inspection. The driver’s signature in item 25 serves as the certification that both the motor vehicle and trailer are in safe operating condition.”
— DD Form 626 (MAY 2024), Motor Vehicle Inspection (Transporting Hazardous & Sensitive Materials), p. 2 ↗11Which regulation must operators have a copy of, and what happens if a military operator lacks it?
49 CFR Part 397 (Transportation of Hazardous Materials Driving and Parking Rules); the shipper provides a copy to the operator.
VERIFIED AGAINST THE SOURCE
“Operators are required by regulation to have in their possession a copy of 49 CFR Part 397 (Transportation of Hazardous Materials Driving and Parking Rules). If military operators do not possess this document, shipper will provide a copy to operator.”
— DD Form 626 (MAY 2024), Motor Vehicle Inspection (Transporting Hazardous & Sensitive Materials), p. 2 ↗12How current must the truck/tractor and trailer periodic inspection be, and what documentation is acceptable?
Currency of 1 year; acceptable documentation is a copy of the inspection report or a sticker or decal with the date of inspection.
VERIFIED AGAINST THE SOURCE
“Check the last periodic inspection date for the Truck/Tractor and Trailer to ensure currency (1 year). Acceptable documentation: (1) A copy of the inspection report or (2) A sticker or decal with the date of inspection”
— DD Form 626 (MAY 2024), Motor Vehicle Inspection (Transporting Hazardous & Sensitive Materials), p. 2 ↗13When are DD Form 626 items 11.a through 11.n checked, and what must happen to UNSATISFACTORY conditions?
On all incoming military, government-owned or commercial empty equipment prior to loading; all UNSATISFACTORY conditions must be corrected prior to loading.
VERIFIED AGAINST THE SOURCE
“All items (11.a. through 11.n.) will be checked on all incoming military, government-owned, or commercial empty equipment prior to loading. All UNSATISFACTORY conditions must be corrected prior to loading.”
— DD Form 626 (MAY 2024), Motor Vehicle Inspection (Transporting Hazardous & Sensitive Materials), p. 2 ↗14What rear vision mirrors does the DD Form 626 inspection require?
Two rear vision mirrors that reflect a view of the highway to the rear along both sides of the vehicle; they shall not be cracked or dirty.
VERIFIED AGAINST THE SOURCE
“Every vehicle must be equipped with two rear vision mirrors located so as to reflect to the driver a view of the highway to the rear along both sides of the vehicle. Mirrors shall not be cracked or dirty.”
— DD Form 626 (MAY 2024), Motor Vehicle Inspection (Transporting Hazardous & Sensitive Materials), p. 2 ↗15What emergency warning devices must the inspected vehicle carry, and which kind is prohibited?
Three bidirectional emergency reflective triangles conforming to FMVSS No. 125; flame producing devices are prohibited.
VERIFIED AGAINST THE SOURCE
“Equipment must include three bidirectional emergency reflective triangles that conform to the requirements of FMVSS No. 125. FLAME PRODUCING DEVICES ARE PROHIBITED.”
— DD Form 626 (MAY 2024), Motor Vehicle Inspection (Transporting Hazardous & Sensitive Materials), p. 2 ↗16What fire extinguisher rating does the DD Form 626 inspection require on a military vehicle?
One serviceable fire extinguisher with an Underwriters Laboratories rating of 10 BC or more.
VERIFIED AGAINST THE SOURCE
“Military vehicles must be equipped with one serviceable fire extinguisher with an Underwriters Laboratories rating of 10 BC or more”
— DD Form 626 (MAY 2024), Motor Vehicle Inspection (Transporting Hazardous & Sensitive Materials), p. 2 ↗17What does the DD Form 626 brake check cover?
Brakes, hand brakes, parking brakes and low air warning devices must stop and hold the vehicle or tractor/trailer combination, with a check for audible air leaks around air brake components and air lines.
VERIFIED AGAINST THE SOURCE
“Brakes (to include hand brakes, parking brakes and Low Air Warning devices). Check to ensure that brakes are operational and stop and hold the vehicle or tractor/trailer combination. Check for audible air leaks around air brake components and air lines.”
— DD Form 626 (MAY 2024), Motor Vehicle Inspection (Transporting Hazardous & Sensitive Materials), p. 2 ↗18How are coupling devices inspected, and where must the fifth wheel locking jaws be?
Without uncoupling; the locking jaws must be around the shank and not the head of the kingpin.
VERIFIED AGAINST THE SOURCE
“Ensure that the locking jaws are around the shank and not the head of the kingpin.”
— DD Form 626 (MAY 2024), Motor Vehicle Inspection (Transporting Hazardous & Sensitive Materials), p. 3 ↗19What kind of repair to a pintle hook is prohibited?
Welded repairs; the pintle hook is also inspected for unsecured mounting, cracks and missing or ineffective fasteners.
VERIFIED AGAINST THE SOURCE
“Inspect for unsecured mounting, cracks, missing or ineffective fasteners (welded repairs to pintle hook is prohibited).”
— DD Form 626 (MAY 2024), Motor Vehicle Inspection (Transporting Hazardous & Sensitive Materials), p. 3 ↗20What condition must the cargo space and floor be in on DD Form 626?
Clean and free from exposed bolts, nuts, screws, nails or inwardly projecting parts; the floor must be tight, free from holes and not permeated with oil or other substances.
VERIFIED AGAINST THE SOURCE
“Inspect to ensure that cargo space is clean and free from exposed bolts, nuts, screws, nails or inwardly projecting parts that could damage the lading. Check floor to ensure it is tight and free from holes. Floor shall not be permeated with oil or other substances.”
— DD Form 626 (MAY 2024), Motor Vehicle Inspection (Transporting Hazardous & Sensitive Materials), p. 3 ↗21What minimum tire tread depths apply on the DD Form 626 inspection?
4/32 inch for tires on a steering axle of a power unit and 2/32 inch for all other tires; mixing bias and radial on the steering axle is prohibited.
VERIFIED AGAINST THE SOURCE
“Thread depth shall not be less than: 4/32 inches for tires on a steering axle of a power unit, and 2/32 inches for all other tires. Mixing bias and radial on the steering axle is prohibited.”
— DD Form 626 (MAY 2024), Motor Vehicle Inspection (Transporting Hazardous & Sensitive Materials), p. 3 ↗22Which tire conditions make a vehicle unacceptable on DD Form 626?
Flat or leaking tires, and tires with cuts that extend into the cord body.
VERIFIED AGAINST THE SOURCE
“Tires with cuts that extend into the cord body are unacceptable.”
— DD Form 626 (MAY 2024), Motor Vehicle Inspection (Transporting Hazardous & Sensitive Materials), p. 3 ↗23What does the DTTS Message Display Unit show when operative, and where should the driver position it?
It displays "DTTS ON"; when practical, the driver positions it so the shipping inspector can observe the message without climbing aboard the cab.
VERIFIED AGAINST THE SOURCE
“The munitions carrier driver, when practical, will position the DTTS message display unit in a manner that allows the shipping inspector or other designated shipping personnel to observe the "DTTS ON" message without climbing aboard the cab of the motor vehicle.”
— DD Form 626 (MAY 2024), Motor Vehicle Inspection (Transporting Hazardous & Sensitive Materials), p. 3 ↗24Under DD Form 626 Section III, when are placarded loads checked, and can a deficient shipment be released?
Prior to release of loaded equipment; the shipment will not be released until deficiencies are corrected.
VERIFIED AGAINST THE SOURCE
“All placarded quantities/items will be checked prior to the release of loaded equipment. Shipment will not be released until deficiencies are corrected.”
— DD Form 626 (MAY 2024), Motor Vehicle Inspection (Transporting Hazardous & Sensitive Materials), p. 3 ↗25Against which regulation does the Section III post-loading check verify load segregation?
49 CFR 177.848 and its applicable Segregation or Compatibility Table.
VERIFIED AGAINST THE SOURCE
“Check to ensure shipment is loaded in accordance with 49 CFR Part 177.848 and the applicable Segregation or Compatibility Table of 49 CFR 177.848.”
— DD Form 626 (MAY 2024), Motor Vehicle Inspection (Transporting Hazardous & Sensitive Materials), p. 3 ↗26In the post-loading check, what must be applied to closed equipment and to open equipment?
Seal(s) on closed equipment; a fire and water resistant tarpaulin on open equipment.
VERIFIED AGAINST THE SOURCE
“Check to ensure seal(s) have been applied to closed equipment; fire and water resistant tarpaulin applied on open equipment.”
— DD Form 626 (MAY 2024), Motor Vehicle Inspection (Transporting Hazardous & Sensitive Materials), p. 3 ↗27Which shipping paper rules does the DD Form 626 post-loading check apply, and which form serves for Government vehicles?
Shipping papers must comply with 49 CFR 172.201 and 202; for shipments by Government vehicle the shipping paper is DD Form 2890.
VERIFIED AGAINST THE SOURCE
“Check to ensure operator has been provided shipping papers that comply with 49 CFR 172.201 and 202. For shipments transported by Government vehicle, shipping paper will be DD Form 2890.”
— DD Form 626 (MAY 2024), Motor Vehicle Inspection (Transporting Hazardous & Sensitive Materials), p. 3 ↗28What must the operator(s) do and receive at the end of the DD Form 626 inspection?
Sign DD Form 626, be given a copy and understand the hazards associated with the shipment.
VERIFIED AGAINST THE SOURCE
“Ensure operator(s) sign DD Form 626, are given a copy and understand the hazards associated with the shipment.”
— DD Form 626 (MAY 2024), Motor Vehicle Inspection (Transporting Hazardous & Sensitive Materials), p. 3 ↗29What does DTR Chapter 204 say about motor carriers using substitute rail service (trailer-on-flatcar) for munitions?
It is prohibited for Hazard Classes/Divisions 1.1, 1.2, 1.3 and 1.4 munitions, and the BLs are annotated "Substitute service not to be used."
VERIFIED AGAINST THE SOURCE
“BLs covering shipments of this nature will be annotated with the statement, “Substitute service not to be used.””
— DTR 4500.9-R Part II, Chapter 204 Hazardous Material (20 August 2026), p. II-204-14 ↗30When may rental vehicles be used to transport HAZMAT under DTR Chapter 204?
Only with prior written approval from the HQ Military Services/Agencies and the corporate HQ of the rental company.
VERIFIED AGAINST THE SOURCE
“Rental vehicles are prohibited for transport of HAZMAT unless prior approval, in writing, is obtained from the HQ Military Services/Agencies and the corporate HQ of the rental company.”
— DTR 4500.9-R Part II, Chapter 204 Hazardous Material (20 August 2026), p. II-204-14 ↗31Which vehicles must be inspected with DD Form 626 before loading or unloading?
All vehicles used to transport placarded quantities of HAZMAT and any placarded or non-placarded AA&E shipments moving under TPS.
VERIFIED AGAINST THE SOURCE
“Prior to loading or unloading vehicles, inspect all vehicles used to transport placarded quantities of HAZMAT and any placarded or non- placarded Arms, Ammunition, and Explosives (AA&E) shipments moving under TPS IAW 49 CFR and DoD safety regulations using DD Form 626”
— DTR 4500.9-R Part II, Chapter 204 Hazardous Material (20 August 2026), p. II-204-14 ↗32Who performs the vehicle inspection, and what is the installation responsible for?
The driver is responsible for performing it; the installation verifies that the driver performed it, using DD Form 626.
VERIFIED AGAINST THE SOURCE
“It is the driver’s responsibility to perform a vehicle inspection on the vehicle. The installation is responsible for verifying the vehicle inspection was performed by the driver using the DD Form 626”
— DTR 4500.9-R Part II, Chapter 204 Hazardous Material (20 August 2026), p. II-204-14 ↗33What delay en route of a Hazard Class 1 (Security Risk Categories I and II) shipment requires notifying the consignor and consignee?
A delay of 2 hours or more; notify them by the fastest available means.
VERIFIED AGAINST THE SOURCE
“Delayed en route for a period of 2 hours or more for Hazard Class 1 ( Security R isk Categories I and II)”
— DTR 4500.9-R Part II, Chapter 204 Hazardous Material (20 August 2026), p. II-204-14 ↗34Whom do you call for a Secure Holding Area for an AA&E shipment?
ARTRANS DTTS at (800) 826-0794.
VERIFIED AGAINST THE SOURCE
“Call ARTRANS DTTS at (800) 826-0794.”
— DTR 4500.9-R Part II, Chapter 204 Hazardous Material (20 August 2026), p. II-204-15 ↗35What certificate must each rail car carrying Hazard Class/Divisions 1.1 and 1.2 have before loading?
A three-part car certificate provided by the carrier, completed in triplicate by the rail carrier.
VERIFIED AGAINST THE SOURCE
“each rail car used to transport Hazard Class/Divisions 1.1 and 1.2 must have a three -part car certificate (provided by the carrier) prior to loading, completed in triplicate by the rail carrier.”
— DTR 4500.9-R Part II, Chapter 204 Hazardous Material (20 August 2026), p. II-204-15 ↗36How must rail shipments of Hazard Class/Divisions 1.1 through 1.4 be sealed and documented?
They must be properly sealed, the upper rail locks secured, and the BL annotated with the seal numbers.
VERIFIED AGAINST THE SOURCE
“Shipments of Hazard Class/Divisions 1.1, 1.2, 1.3, and 1.4 must be properly sealed, the upper rail locks must be secured, and the BL must be annotated with seal numbers.”
— DTR 4500.9-R Part II, Chapter 204 Hazardous Material (20 August 2026), p. II-204-16 ↗37May a shipment be tendered if the DD Form 626 inspection notes unsatisfactory items?
No; shipments will not be tendered if unsatisfactory items are noted and not corrected.
VERIFIED AGAINST THE SOURCE
“Shipments will not be tendered if any unsatisfactory items are noted and not corrected.”
— DTR 4500.9-R Part II, Chapter 204 Hazardous Material (20 August 2026), p. II-204-17 ↗38What happens to a vehicle that arrives at a receiving point with deficiencies?
It will not be returned to service on the highway and will be unloaded.
VERIFIED AGAINST THE SOURCE
“if a vehicle arrives at a receiving point with deficiencies, that vehicle will not be returned to service on the highway and will be unloaded.”
— DTR 4500.9-R Part II, Chapter 204 Hazardous Material (20 August 2026), p. II-204-17 ↗39What inspection must DoD inspectors perform on MOV/Government vehicles versus commercial vehicles carrying regulated HAZMAT?
A detailed mechanical inspection of MOV/Government vehicles; a cursory inspection of commercial vehicles verifying headlights, taillights and brake lights are operational, no fluids are visibly leaking, and tires are properly inflated and not balding.
VERIFIED AGAINST THE SOURCE
“DoD inspectors shall perform a cursory inspection verifying that, at a minimum, the following are operational: headlights, taillights, brake lights, no fluids are leaking (visibly), the tires are properly inflated and are not balding.”
— DTR 4500.9-R Part II, Chapter 204 Hazardous Material (20 August 2026), p. II-204-17 ↗40Where are deficiencies that are corrected before loading recorded on DD Form 626?
In the Remarks column opposite the proper item.
VERIFIED AGAINST THE SOURCE
“Deficiencies that are discovered during inspection and are corrected before the loading or unloading of the vehicle will be entered in the “Remarks” column opposite the proper item.”
— DTR 4500.9-R Part II, Chapter 204 Hazardous Material (20 August 2026), p. II-204-17 ↗41Which vehicles will be accepted for loading under DTR Chapter 204?
Only deficiency-free vehicles; commercial trucks/trailers must also have current periodic inspections.
VERIFIED AGAINST THE SOURCE
“Only deficiency- free vehicles will be accepted for loading. Commercial trucks/trailers must also have current periodic inspections to be accepted for loading.”
— DTR 4500.9-R Part II, Chapter 204 Hazardous Material (20 August 2026), p. II-204-17 ↗42Who receives copies of DD Form 626 when a deficient commercial vehicle is rejected?
The nearest DOT field office, the carrier home office and ARTRANS Safety; for all shipments the original is given to the vehicle driver at origin for delivery to the consignee.
VERIFIED AGAINST THE SOURCE
“For all shipments, the original will be given to the vehicle driver at origin for delivery to the consignee.”
— DTR 4500.9-R Part II, Chapter 204 Hazardous Material (20 August 2026), p. II-204-17 ↗43What must the origin government or military driver do with DD Form 2890?
Keep it in the vehicle while transporting regulated HAZMAT and transfer it to each successive driver for delivery to the consignee.
VERIFIED AGAINST THE SOURCE
“The origin government or military driver will be instructed to keep DD Form 2890, Figure 204-11, in the vehicle while transporting regulated HAZMAT and to transfer it to each successive driver for delivery to the consignee.”
— DTR 4500.9-R Part II, Chapter 204 Hazardous Material (20 August 2026), p. II-204-18 ↗44Under 49 CFR 174.9, what must a rail carrier inspect on each car of hazardous material at ground level?
Required markings, labels, placards, securement of closures, and leakage.
VERIFIED AGAINST THE SOURCE
“the carrier must inspect each rail car containing the hazardous material, at ground level, for required markings, labels, placards, securement of closures, and leakage.”
— 49 CFR Part 174, Carriage by Rail (eCFR, up to date as of 10/22/2026) ↗45What security signs does the 174.9 ground-level rail car inspection look for?
Tampering (including closures and seals), suspicious items or items that do not belong, and other signs of compromise, including an improvised explosive device.
VERIFIED AGAINST THE SOURCE
“the carrier must visually inspect the rail car at ground level for signs of tampering, including closures and seals, for suspicious items or items that do not belong, and for other signs that the security of the car may have been compromised, including the presence of an improvised explosive device.”
— 49 CFR Part 174, Carriage by Rail (eCFR, up to date as of 10/22/2026) ↗46What may a carrier not do with a rail car that fails the 174.9 safety and security requirements?
Forward or transport it until the deficiencies are corrected or the car is approved for movement under 174.50.
VERIFIED AGAINST THE SOURCE
“If a rail car does not conform to the safety and security requirements of this subchapter, the carrier may not forward or transport the rail car until the deficiencies are corrected or the car is approved for movement in accordance with § 174.50.”
— 49 CFR Part 174, Carriage by Rail (eCFR, up to date as of 10/22/2026) ↗47What kind of rail car may carry Division 1.1 or 1.2 explosives under 49 CFR 174.104?
A certified and properly placarded closed car of not less than 36,300 kg (80,028 pounds) capacity, with steel underframes and friction draft gear or cushioned underframe.
VERIFIED AGAINST THE SOURCE
“may be transported only in a certified and properly placarded closed car of not less than 36,300 kg (80,028 pounds) capacity, with steel underframes and friction draft gear or cushioned underframe”
— 49 CFR Part 174, Carriage by Rail (eCFR, up to date as of 10/22/2026) ↗48Which brakes and bearings must a rail car for Division 1.1 or 1.2 explosives have?
Air brakes, hand brakes and roller bearings in condition for service.
VERIFIED AGAINST THE SOURCE
“The car must be equipped with air brakes, hand brakes, and roller bearings which are in condition for service.”
— 49 CFR Part 174, Carriage by Rail (eCFR, up to date as of 10/22/2026) ↗49What defects in the roof, sides, ends or doors bar a rail car from carrying Division 1.1 or 1.2 explosives?
Holes or cracks through which sparks may enter, or unprotected decayed spots which may hold sparks and start a fire.
VERIFIED AGAINST THE SOURCE
“The car may not have any holes or cracks in the roof, sides, ends, or doors through which sparks may enter, or unprotected decayed spots which may hold sparks and start a fire.”
— 49 CFR Part 174, Carriage by Rail (eCFR, up to date as of 10/22/2026) ↗50Who certifies a rail car's condition before Division 1.1 or 1.2 explosives are loaded, and on which certificate?
A qualified person designated under 49 CFR 215.11, on Car Certificate No. 1.
VERIFIED AGAINST THE SOURCE
“Before Division 1.1 or 1.2 (explosive) materials may be loaded into a rail car, the car must have been inspected and certified to be in compliance with the requirements of paragraph (b) of this section by a qualified person designated under § 215.11 of this title. The certification shall be made in Car Certificate No. 1”
— 49 CFR Part 174, Carriage by Rail (eCFR, up to date as of 10/22/2026) ↗51What does the shipper certify on Car Certificate No. 2?
After inspecting the car interior before loading, the shipper certifies the proper condition of the car and the loading on the first signature line.
VERIFIED AGAINST THE SOURCE
“the shipper or his authorized employee shall, before commencing the loading of the car, inspect the interior thereof, and after loading certify to the proper condition of the car and the loading. This certification shall be made on the first signature line in Car Certificate No. 2”
— 49 CFR Part 174, Carriage by Rail (eCFR, up to date as of 10/22/2026) ↗52How many copies of the car certificate are executed, and where do they go?
In triplicate: the original is filed by the carrier at the forwarding station; the other two are attached to the car, one on each outer side.
VERIFIED AGAINST THE SOURCE
“It must be duly executed in triplicate by the carrier, and by the shipper if he loads the shipments. The original must be filed by the carrier at the forwarding station in a separate file and the other two must be attached to the car, one to each outer side on a fixed placard board or as otherwise provided.”
— 49 CFR Part 174, Carriage by Rail (eCFR, up to date as of 10/22/2026) ↗53What must a shipper do with a rail car that is not in proper condition?
Decline to use it.
VERIFIED AGAINST THE SOURCE
“A shipper must decline to use a car not in proper condition.”
— 49 CFR Part 174, Carriage by Rail (eCFR, up to date as of 10/22/2026) ↗54Which equipment bars a rail car from carrying Division 1.1 or 1.2 explosives under 174.101?
Any lighted heater or open-flame device, electric devices with exposed heating coils, or any apparatus using an internal combustion engine.
VERIFIED AGAINST THE SOURCE
“Division 1.1 or 1.2 (explosive) materials may not be loaded, transported, or stored in a rail car equipped with any type of lighted heater or open-flame device, or electric devices having exposed heating coils, or in a rail car equipped with any apparatus or mechanism utilizing an internal combustion engine in its operation.”
— 49 CFR Part 174, Carriage by Rail (eCFR, up to date as of 10/22/2026) ↗55Which tools may be used when repacking damaged explosives packages in a rail car?
Only brass, bronze or copper tools; iron-wheel trucks, metal hammers or other spark-producing metal tools may not be used.
VERIFIED AGAINST THE SOURCE
“Iron-wheel trucks, metal hammers, or other metal tools that may produce sparks may not be used. Metal tools must be limited to those made of brass, bronze, or copper.”
— 49 CFR Part 174, Carriage by Rail (eCFR, up to date as of 10/22/2026) ↗56What handling practices does 49 CFR 177.835 prohibit when loading Class 1 explosives?
Using bale hooks or other metal tools, rolling packages (except barrels or kegs), and throwing or dropping packages.
VERIFIED AGAINST THE SOURCE
“No bale hooks or other metal tools shall be used for the loading, unloading, or other handling of Class 1 (explosive) materials, nor shall any package or other container of Class 1 (explosive) materials, except barrels or kegs, be rolled. No packages of Class 1 (explosive) materials shall be thrown or dropped during process of loading or unloading”
— 49 CFR Part 177, Carriage by Public Highway (eCFR, up to date as of 10/22/2026) ↗57What floor and lining must a motor vehicle have for Division 1.1, 1.2 or 1.3 explosives, and when is the lining not required?
Tight floors with the load-contact interior lined with non-metallic material or non-ferrous metals; lining is not required for Army, Navy or Air Force truck loads not liable to leak dust, powder or vapor.
VERIFIED AGAINST THE SOURCE
“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”
— 49 CFR Part 177, Carriage by Public Highway (eCFR, up to date as of 10/22/2026) ↗58Under 49 CFR 397.5, when is a motor vehicle carrying Division 1.1, 1.2 or 1.3 explosives considered attended?
When the person in charge is on the vehicle, awake and not in a sleeper berth, or within 100 feet with the vehicle in unobstructed view.
VERIFIED AGAINST THE SOURCE
“A motor vehicle is attended when the person in charge of the vehicle is on the vehicle, awake, and not in a sleeper berth, or is within 100 feet of the vehicle and has it within his/her unobstructed field of view.”
— 49 CFR Part 397, Driving and Parking Rules (eCFR, up to date as of 10/22/2026) ↗59Where must a motor vehicle with Division 1.1, 1.2 or 1.3 explosives not be parked under 49 CFR 397.7?
On or within 5 feet of the traveled portion of a public street or highway, or within 300 feet of a bridge, tunnel, dwelling, or place where people work, congregate or assemble.
VERIFIED AGAINST THE SOURCE
“(3) Within 300 feet of a bridge, tunnel, dwelling, or place where people work, congregate, or assemble”
— 49 CFR Part 397, Driving and Parking Rules (eCFR, up to date as of 10/22/2026) ↗60When must a driver examine each tire, and what is done with an overheated tire?
At the beginning of each trip and each time the vehicle is parked; an overheated tire is removed and placed at a safe distance from the vehicle.
VERIFIED AGAINST THE SOURCE
“the driver shall immediately cause the overheated tire to be removed and placed at a safe distance from the vehicle.”
— 49 CFR Part 397, Driving and Parking Rules (eCFR, up to date as of 10/22/2026) ↗Know questions we're missing?
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Veteran? vetaid.ai — free VA benefits help.