Operation

Rules for the journey itself: crew, supervision, parking and the like. These codes appear in Table A column 19; ADR sets them out in section 8.5 of ADR 2025 (ECE/TRANS/352). 22 codes are in use, 0 reviewed. Each meaning below is a paraphrase in FreightUtils' own words, not the official text.

• S2 · 819 rows
  Flammable liquids/gases: no ordinary portable lights in closed load compartments; FL heaters off during loading; earth FL vehicles before filling.
• S9 · 740 rows
  Any quantity: avoid service stops near inhabited or busy places; longer stops there need authority consent.
• S20 · 463 rows
  Chapter 8.4 supervision applies above 10 000 kg in packages, or above 3 000 litres in tanks.
• S1 · 382 rows
  Class 1 operating rules: training, official escort, no smoking, loading places, 50 m spacing, supervision thresholds by division, locking.
• S14 · 364 rows
  Chapter 8.4 vehicle supervision applies for any amount of these substances.
• S19 · 342 rows
  Chapter 8.4 vehicle supervision applies when the total mass in the vehicle exceeds 5 000 kg.
• S4 · 75 rows
  Temperature control: see 7.1.7; not applicable to inhibitor-stabilized 3.1.2.6 substances with SADT above 50 °C.
• S22 · 51 rows
  Chapter 8.4 supervision applies above 5 000 kg in packages, or above 3 000 litres in tanks.
• S21 · 26 rows
  Chapter 8.4 supervision for any mass, unless locked/protected and ≤ 5 µSv/h at the vehicle surface; security-plan supervision under 1.10.3.
• S6 · 21 rows
  Class 7 non-excepted: 8.3.1 off for vehicles with only I-WHITE items; 8.3.4 off when there is no subsidiary hazard.
• S11 · 21 rows
  Equivalent driver training under another regime covering 8.2.2.3.5 may replace all or part of the specialization course.
• S17 · 17 rows
  Chapter 8.4 vehicle supervision applies when the total mass in the vehicle exceeds 1 000 kg.
• S23 · 15 rows
  Chapter 8.4 supervision applies in bulk or tanks above 3 000 kg or 3 000 litres; not triggered for packaged carriage.
• S3 · 11 rows
  Infectious substances: 8.1.4.1 table columns (2), (3) and (5) and 8.3.4 do not apply.
• S8 · 8 rows
  Above 2 000 kg on a transport unit, avoid service stops near inhabited or busy places; longer stops there need authority consent.
• S18 · 8 rows
  Chapter 8.4 vehicle supervision applies when the total mass in the vehicle exceeds 2 000 kg.
• S15 · 7 rows
  Chapter 8.4 supervision at any amount, unless the compartment is locked or packages are otherwise protected from illicit unloading.
• S5 · 4 rows
  Class 7 excepted packages (UN 2908-2911) only: 8.1.2.1 (b) written instructions, 8.2.1, 8.3.1 plus 8.3.4 are disapplied.
• S16 · 4 rows
  Chapter 8.4 supervision above 500 kg in the vehicle; above 500 kg and under 1.10.3, supervise at all times per the security plan.
• S24 · 4 rows
  Chapter 8.4 vehicle supervision applies when the total mass in the vehicle exceeds 100 kg.
• S10 · 2 rows
  April to October, when stationary and if local law requires, shade packages from the sun, e.g. sheets ≥ 20 cm above the load.
• S12 · 2 rows
  Class 7: up to 10 packages, TI sum ≤ 3, no subsidiary hazard → no 8.2.1 driver training, but employer-certified awareness training.