30. No person will be allowed to ride upon the pilot of a locomotive, either in the discharge of duty or otherwise, and they are prohibited from getting on the front end of engines or cars approaching them. 31. Turntables must be locked with a switch-lock by enginemen and others immediately after use, except when in charge of employees. When turntables are found unlocked, and when tables or locks are out of order, report at once to the Superintendent by wire. 32. Engines must not be permitted to stand nearer than 100 feet to a street or highway crossing, or under any bridge, when it can be avoided, nor in the vicinity of waiting-rooms, offices, or near cars occupied by passengers, where the noise or smoke will disturb occupants. 33. Agents are instructed to make a personal inspection of all special loadings and where same do not comply with these requirements and illustrations and where there is any question in their minds as regards the safety or proper loading of the same they should at once communicate with the Superintendent of Car Department, who will send a man, competent to judge, for the purpose of inspection and passing on same before car is forwarded. (a). Yardmen, conductors, and trainmen must familiarize themselves with these instructions and will not take cars into their trains unless they come within the requirements of these rules and illustrations. Where defects occur in loading of cars in transit, unless they can remedy the same, they will set the car out and notify the train dispatcher. 34. Whenever passengers or employees are injured, see that everything is done to care for them properly, calling the company's nearest surgeon to treat them, or, if prudent, remove to the nearest place at which the company has a surgeon, and leave them with such surgeon for care and treatment. If the injury be serious call the nearest competent surgeon obtainable to attend until the company's surgeon arrives.