David Archer District Engineer David.Archer@ardot.gov (870) 836-6401 Todd Russell District Construction Engineer Todd.Russell@ardot.gov (870) 836-6401 Andrew Hoggard District Maintenance Engineer Andrew.Hoggard@ardot.gov (870) 836-6401 Bryan Caldwell Permit Officer Bryan.Caldwell@ardot.gov (870) 836-6401