DGSA RID Rail study guide
DGSA RID Rail · Work through your exam, one topic at a time.
The DGSA (RID) certificate is the rail-mode qualification that allows a safety adviser to carry out the duties set out in RID 1.8.3: monitoring an undertaking's compliance with the dangerous goods rules, advising on classification, packing, loading, documentation and security, investigating accidents, and producing the annual report that management and the competent authority expect. It is aimed at people in undertakings that consign, load, unload, forward or carry dangerous goods by rail - chemical producers, tank-wagon operators, forwarders, terminal and marshalling-yard staff, and consultants serving several clients. The DGSA RID Rail study guide has 8 sections and about 3,188 words.
01Legal framework and regulatory obligations: RID, Directive 2008/68/EC, national law and the DGSA
You must know which text actually binds a given rail consignment, how RID becomes law inside the EU, and exactly what a dangerous goods safety adviser (DGSA) is appointed for - and what the DGSA is not . RID (Règlement concernant le transport international ferroviaire des marchandises dangereuses) is Appendix C to COTIF and is administered by OTIF in Bern.
464 words, about 2 min02Classification, class properties and hazard identification
Classification is the consignor's duty (Chapter 1.4). The sequence is: look for an entry in Table A; if the substance is not named, apply the criteria in Part 2 and, where required, the UN Manual of Tests and Criteria; then assign class, classification code, packing group and any subsidiary hazard.
416 words, about 2 min03Dangerous goods list, special provisions, limited and excepted quantities
Chapter 3.2 Table A is the operative list. For each UN number it gives the proper shipping name, class, classification code, packing group, label models, special provisions (Chapter 3.3), the limited quantity value, packing instructions and special packing provisions, mixed packing provisions, and tank/portable tank instructions with their special provisions.
414 words, about 2 min04Packaging, IBCs, large packagings, tank-wagons, tank-containers and portable tanks
Part 4 governs use (which instruction applies, how much, what may be mixed), Part 6 governs construction and testing . A packaging is only acceptable if both layers line up: the entry in Table A gives the instruction (P, IBC, LP, or tank instruction), and Part 6 sets the design, test and marking regime.
374 words, about 2 min05Consignment documentation, marking, labelling and placarding
The dangerous goods information is entered in the CIM consignment note. It must show the UN number preceded by UN, the proper shipping name, the class (and compatibility group for Class 1), the classification code where required, the packing group, the number and kind of packages, the total quantity, the name and address of consignor and consignee, and the special provision numbers that apply.
373 words, about 2 min06Rail-specific operating requirements: wagon construction and inspection, loading, unloading, marshalling and prohibitions
RID Part 6 covers construction and testing, with Chapter 6.8 for tanks and their fittings and the remaining chapters for other wagons and equipment. A wagon must be suitable for the load: floor and roof sound, doors closing, no incompatible residues from the previous load, tank plate in date, and the fittings protected against damage in normal traffic.
390 words, about 2 min07Transport operations, supervision, mixed loading, segregation and security
Chapter 7.5.2 prohibits loading certain dangerous goods together in one wagon or one container. The classic case is Class 1 explosives, which cannot share a wagon with flammable, oxidising or toxic goods except where the table allows; the table is asymmetric, so "A with B" may be forbidden while "B with A" is not, and the restriction operates at wagon and container level, not merely at package level.
346 words, about 2 min08Emergency response, accident and incident reporting, emergency information for rail staff
The RID consignment procedures require emergency information to accompany the consignment, and the railway undertaking's safety management system requires emergency plans for the traffic it carries. In practice this means the CIM note and the written emergency instructions must be with the train, in the hands of the crew who will need them at the site - not locked in a supervisor's office two stations away.
411 words, about 2 min