params ={
	"NumRounds"=>"2.0",
	 "Notes"=>"TEST - Saturday night",
	 "commit"=>"Update",
	 "authenticity_token"=>"c2a3e521f2726bd96c790579925fecd2c726b709",
	 "NumTrucks"=>"4.0",
	 "haul"=>{
		 "Sat Jun 28 00:00:00 UTC 2008,2,"=>{
			 "Tons"=>"",
			 "Material"=>"",
			 "Plant"=>"",
			 "PGOil"=>"",
			 "JobID"=>"",
			 "Site"=>""
		 },
		 "1"=>{
			 "Tons"=>"500.0",
			 "Material"=>"SMA 12.5mm 10-30 H",
			 "Plant"=>"1",
			 "DayShiftYN"=>"N",
			 "PGOil"=>"PG 76-22",
			 "JobID"=>"12008-614",
			 "Site"=>""
		 },
		 "2"=>{
			 "Tons"=>"200.0",
			 "Material"=>"Curb Mix",
			 "Plant"=>"2",
			 "DayShiftYN"=>"N",
			 "PGOil"=>"",
			 "JobID"=>"08048-",
			 "Site"=>""
		 }
	 },
	 "day"=>"2008-06-28",
	 "crew_leader"=>"2"
 }

params["haul"].each_pair do |k,v|
  p k
  p v
  v.each_pair {|k,v| p "#{k} is #{v}"}
end


$ruby ce.rb 
"Sat Jun 28 00:00:00 UTC 2008,2,"
{"Plant"=>"", "Material"=>"", "Tons"=>"", "PGOil"=>"", "JobID"=>"", "Site"=>""}
"Plant is "
"Material is "
"Tons is "
"PGOil is "
"JobID is "
"Site is "
"1"
{"Plant"=>"1", "Material"=>"SMA 12.5mm 10-30 H", "Tons"=>"500.0", "PGOil"=>"PG 76-22", "DayShiftYN"=>"N", "JobID"=>"12008-614", "Site"=>""}
"Plant is 1"
"Material is SMA 12.5mm 10-30 H"
"Tons is 500.0"
"PGOil is PG 76-22"
"DayShiftYN is N"
"JobID is 12008-614"
"Site is "
"2"
{"Plant"=>"2", "Material"=>"Curb Mix", "Tons"=>"200.0", "PGOil"=>"", "DayShiftYN"=>"N", "JobID"=>"08048-", "Site"=>""}
"Plant is 2"
"Material is Curb Mix"
"Tons is 200.0"
"PGOil is "
"DayShiftYN is N"
"JobID is 08048-"
"Site is "