Aviation

Contractors

AB CHANCE	www.abchance.com
Agri Steel	www.agristeel.com
Barcus & Sons	www.barcus.com
Blackhawk Foundation	www.blackhawkfoundation.com
BRATNEY	www.bratney.com
EBM	www.ebmmill.com
Hoffman	www.hoffmanninc.com
K & S Millwrights	www.ksmillwrights.com
McPherson	www.mcphersonconcrete.com
Piling Contractor	www.thrasherbasement.com
PMI	www.pmiiowa.com
Younglove	www.younglove-const.com

Engineering and Science Information

Engineering Societies

ACI	American Commercialization Institute	www.aci.org
ASAE	American Society of Agricultural Engineers	www.asae.org
CRSI	Concrete Reinforcing Steel Institute	www.crsi.org
NSPE	National Society of Professional Engineers	www.nspe.org

Engineers

Kent Claus Engineering	www.kcengineer.com
Metallurgical Technologies Inc	www.met-tech.com

Government

EPA		www.epa.gov
HUD		www.hud.gov
OSHA		www.osha.gov
USDA		www.usda.gov/wps/portal/usdahome
State of :
	CO	www.colorado.gov
	IA	www.iowa.gov
	KS	www.kansas.gov
	MN	www.state.mn.us/portal/mn/jsp/home.do?agency=NorthStar
	MT	www.mt.gov
	ND	http://www.nd.gov/
	NE	www.nebraska.gov/index.phtml
	SD	www.state.sd.us
	WY	http://wyoming.gov/

Lawyers

Davis, Brown, Koehn, Shors & Roberts	www.lawiowa.com
Foley & Mansfield, PLLP	www.foleymansfield.com
Hanft Fride Associates	www.hanftlaw.com
Heidman Law Firm	www.heidmanlaw.com
Meagher Geer Law Firm	www.meagher.com
Patterson Ordway	www.pattersonfirm.com

Manufacturers

ABEL	www.abel-usa.com/binsys.html
BEHLEN	www.behlenmfg.com
BLISS	www.bliss-industries.com
BROCK	www.ctbinc.com/grain.htm
BROWNIE	www.go-brownie.com
BUTLER	www.butlermfg.com
COLUMBIAN TEC TANK	www.columbiantectank.com
CONRAD AMERICAN	www.conradamerican.com
CHIEF	www.chiefind.com
ESSMUELLER	www.essmueller.com
FRIESEN	www.friesenusa.com/flash.htm
GSI	www.grainsystems.com
HI ROLLER	www.hiroller.com
INTERSYSTEMS	www.intersystems-inc.com
KEPLER WEBER	www.kepler.com.br/ingles/default.asp?lingua=I
KICE	www.kice.com
LAIDIG	www.laidig.com
LOMANCO	www.lomanco.com
LOWRY	www.lowrymfgco.com
MFS/YORK/STORMOR	www.mfsyork.com
MICADA	www.micada.com
ROSKAMP	www.cpmroskamp.com/roskamp/products
SCAFCO	http://www.scafco.com
SCHLAGEL	www.schlagel.com
SIOUX STEEL	www.siouxsteel.com
SUDENGA	www.sudenga.com
SUKUP	www.sukup.com
SWEET	www.sweetmfg.com
TANK CONNECTION	www.tankconnection.com
TRAMCO	www.tramcoinc.com
WARRIOR	www.warriormfgllc.com/products.html
WESTEEL	www.westeel.com

Maps

Map of 307 - 309 Walnut St Yankton, SD 57078-4344, US

Professional

ACEC	www.acec.org
ACI	www.aci-int.org/general/home.asp
AISC	www.aisc.org
AISI	www.steel.org//AM/Template.cfm?Section=Home
ASABE	www.asabe.org
ASME	www.asme.org
CRSI	www.crsi.org
GEAPS	www.geaps.com
IAAI	www.firearson.com
CBO	www.techstreet.com/info/icbo.html
NSPE	www.nspe.org
ISTM	www.stm-assoc.org

Weather Links

High Plains Regional Climate Center	www.hprcc.unl.edu/online/home.html
Weather Underground	www.weatherunderground.com

Yankton SD
Sioux Falls SD

Sioux City IA
Omaha NE

Santa Fe NM