Construction Helicopters Inc., Howell, Mich., is being awarded a $33,602,864 modification 18 to previously awarded task order 0002 under contract HTC711-11-D-R022 to exercise option year three for rotary wing aircraft, personnel, equipment, tools, material, maintenance and supervision necessary to perform passenger and cargo air transportation services. Work will be performed in Afghanistan, andis expected to be completed by Oct. 31, 2014. Funds are being obligated on monthly task order modifications. The U.S. Transportation Command Directorate of Acquisition, Scott Air Force Base, Ill., is the contracting activity.