The Bureau is hereby conferred all reasonable and necessary powers for the carrying out of the purposes of this chapter. The Bureau is hereby further authorized to recommend, study and examine traffic-control and accident-prevention measures, heretofore or hereafter established by government agencies. The Bureau may, likewise, call meetings of the various officials and employees of government agencies having charge of matters related to traffic. The Bureau may, likewise, request information and require special survey and information from the various government agencies with respect to traffic control and accident prevention on the streets and roads of the Territory.