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Highway Tanks and Tube Trailers Exemption(Ref. CGSB 43.147-2005)If…Highway tank with:1. Class 3, 8 or 9 only,2. Tank and any compartment is inresidue state with 5% or less volume,3. Highway tank is marked orconstructed under CAN.CSA-B621, orCAN/CSA-B620,4. secured to the railway vehicle underguidance from AAR Open Top Rules,5. tank trailer involved, must be securedto a hitch trailer(verify king pin islocked),6. tractor trailer is transported with atractor, tractor must be on separaterailway vehicle,7. secured and contained before transportby competent inspectors,8. not next to a placarded railcar duringtransport,9. separated by 5 cars from locomotiveor is located to the rear of train.Then…• May be transported on railway vehiclesif the destination is remote and notaccessible by road.1. NOTE: Tube trailers must only beused for Class 2.1 or 2.2 dangerousgoods, tubes must be maintained inaccordance with CAN/CSA- B340.2. NOTE: Restrictions in column oneapplying to tube trailers are item 6,7, 8 (capping not applicable) and 9.3. All other aspects of the TDGR willapply such as documentation, safetymarks and accidental/imminentaccidental release reporting.NOTE: This exemption is ideal forservicing isolated areas where tank truckscan be used to transfer onsite from tank carand then distribute product to facilities.RAC DG Committee June 5, 200817