Is there a "mid-point" between safety regulation and the cost to the railroads and ultimately, to shippers?

Is there a “mid-point” between safety regulation and the cost to the railroads and ultimately, to shippers? Should the railroad industry have input to the nature and cost of safety regulation imposed on them?

Does the probable price increases on the movement of Bakken crude justify economically reregulating the railroads? If so, to what extent?