Districts

Administrative and Engineering staff - District 1

District 1 Office
1020 S. 4th St.
Ames, IA 50010
515-239-1635
800-899-0623
Fax: 515-239-1472

Name	Position	Phone Number
Scott Dockstader, P.E.	district engineer	515-239-1194
Tony Gustafson, P.E.	assistant district engineer	515-239-1430
Jesse Tibodeau, P.E.	district construction engineer	515-239-1542
Jeff DeVries, P.E.	district materials engineer	515-239-1926
Lance Starbuck	district maintenance manager	515-239-1634
Gregg Durbin, P.E.	local systems engineer	515-239-1421
Allison Smyth, P.E.	design/area engineer	515-239-1039
Andy Loonan	transportation planner	515-239-1996
Vacant	field services coordinator
John Popelka, P.L.S.	land surveyor	515-239-1231
Cheryl Parrish	secretary 2	515-239-1635
Anthony (Tony) Lehman	construction technician	515-239-1162
Matt Miller	construction technician	515-239-1177
Ray Ringgenberg	design technician	515-233-7883
Robert North	design technician	515-233-7993
Jerry Lavine	utilities technician	515-986-5476
Gary Kretlow, Jr.	traffic technician	515-239-1199

---

Field staff engineers - District 1

Ames
Ames staff engineer
57073 U.S. 30
Ames, IA 50010-9398
Fax: 515-663-6384

Name	Position	Phone Number
Kevin Schlesky	engineering operations technician	515-663-6363

Grimes
Grimes staff engineer
2300 SE 17th St.
Grimes, IA 50111
515-986-5729
800-251-2702
Fax: 515-986-5735

Name	Position	Phone Number
John Narigon	staff engineer	515-986-5471
Jeff Cunningham	engineering operations technician	515-986-5461
Deanna Smyth-Peters	engineering operations technician	515-986-5460

---

Resident construction offices - District 1

Grimes Resident Construction Engineer Office
Grimes RCE
2300 SE 17th St.
Grimes, IA 50111
515-986-2850
800-251-2707
Fax: 515-986-5480

Name	Position	Phone Number
Benjamin Hucker, P.E.	resident construction engineer	515-986-2852
Steve Hubler	construction technician supervisor	515-986-2862

Jefferson Resident Construction Engineer Office
Jefferson RCE
512 W. Clark
P.O. Box 150
Jefferson, IA 50129
515-386-8166
800-251-2705

Name	Position	Phone Number
Jenny Hoskins, P.E.	resident construction engineer	515-386-8166
Dennis Ward	construction technician supervisor	515-386-8166

Marshalltown Resident Construction Engineer Office
Marshalltown RCE
1308 Iowa Ave. W.
P.O. Box 715
Marshalltown, IA 50158
641-752-4657
800-251-2706
Fax: 641-752-0265

Name	Position	Phone Number
Dustin Skogerboe, P.E.	resident construction engineer	641-752-4657
Dave Wells	construction technician supervisor	641-752-4657

---

Materials staff - District 1

Ames Materials Office/Lab
1020 S. Fourth St.
Ames, IA 50010
515-239-1926/1042
800-899-0623
Fax: 515-239-1943

Grimes Materials Lab
2320 S.E. 17th St.
Grimes, IA 50111
515-986-5736
Fax: 712-243-6788

Name	Position	Phone Number
Jeff DeVries, P.E.	district materials engineer	515-239-1926
Cheryl Barton	materials technician 5	515-239-1756

---

District Maintenance Office staff - District 1

District Maintenance
Lance Starbuck
Manager
1020 S. Fourth St.
Ames, IA 50010
Ph: 515-239-1634

District Operations
Denny Howe
Manager
2300 S.E. 17th St.
Grimes, IA 50111
Ph: 515-986-5459

Name	Position	Phone Number
Larry Williams	district mechanic	515-986-5470

Boone
Story County
Jeff Vander Zwaag
615 Snedden Drive
Boone, IA 50036
515-432-5411

Fort Dodge
Webster County
Ryan Sundine
2088 230th St
Fort Dodge, IA 50501
515-955-8571

Grundy Center
Grundy County
Mark Stephens
1205 A. Ave.
Grundy Center, IA
50638
319-824-5259

Malcom
Poweshiek County
Moe Mohamed
1206 420th Ave.
Malcom, IA 50157
641-528-3775

Tama
Tama County
Moe Mohamed
3277 L. Ave.
Tama, IA 52339
641-484-2402

• Area of responsibility map for district 1 maintenance garages

Administrative and Engineering staff - District 2

District 2 Office
428 43rd St. SW.
Mason City, IA 50401
641-423-7584
800-477-4368
Fax: 641-422-9453

Name	Position	Phone Number
Jon Ranney, P.E. / P.L.S.	district engineer	641-422-9465
David Little, P.E.	assistant district engineer	641-422-9464
Roy Gelhaus, P.E.	district construction engineer	641-422-9448
Randy Taylor	district maintenance manager	641-422-9475
Nick Humpal, P.E.	design staff engineer	641-422-9446
Mary Kelly, P.E.	design staff engineer	641-422-9442
Krista Billhorn	transportation planner	641-422-9447
Pete Hjelmstad	field services coordinator	641-422-9459
Miranda Eilders P.L.S.	land surveyor	641-422-9460
April Concepcion	secretary 2	641-422-9440
Gene Pavelka	engineering technician senior (construction)	641-422-9449
Craig Wood	engineering technician senior (traffic technician)	641-422-9472
Christopher Suntken	engineering technician senior (design)	641-422-9443
Duane Nie P.L.S.	engineering technician senior (design)	641-422-9454
Tracy Meise	engineering technician senior (design)	641-422-9445
Dan Mackey	engineering technician senior (right-of-way)	641-422-9455
Dan Chipera	design technician (right-of-way)	641-422-9452
Vacant	survey party chief (right-of-way)	641-422-9456
Vacant	engineering operations technician (Mason City)	641-422-9476
Jess Ellingson	engineering operations technician (New Hampton)	641-394-3161
Todd Mennenga	highway technician (right-of-way)	641-422-9456

 

---

 

Resident construction offices - District 2

Mason City resident construction engineer office
Mason City RCE
428 43rd. St. SW
Mason City, IA 50401
641-422-1684
Fax:641-422-9461

Name	Position	Phone Number
Vacant	resident construction engineer	641-422-9487
Jason Ruter	construction technician supervisor	641-422-9488

New Hampton resident construction engineer office
New Hampton RCE
2224 225th St
New Hampton, IA 50659
641-394-3161
800-373-7343
Fax: 641-394-3162

Name	Position	Phone Number
Ron Loecher, P.E.	resident construction engineer	641-394-3161
Vacant	construction technician supervisor	641-394-3161

 

---

 

Materials staff - District 2

Materials Office
428 43rd St. SW
Mason City, IA 50401
Ph: 641-422-1685
800-373-7346
Fax: 641-422-9463

Name	Position	Phone Number
Robert Welper, P.E.	district materials engineer	641-422-9421
Jon Kleven	materials technician 5	641-422-9428

 

---

 

District Maintenance Office staff - District 2

 

Randy Taylor	district maintenance manager	641-422-9475
Roger Burns	district operations manager	641-394-5634
Jessica Jeffrey	secretary	641-422-9470
Jennifer Waddell	maintenance executive officer	641-422-9471
Paige Merrill	maintenance manager assistant (Mason City)	641-422-9477
Michelle Smith	maintenance manager assistant (New Hampton)	641-394-5634
Alan Gnade	district mechanic (New Hampton office)	641-394-5634

 

Locations

(Select location to view service map)
 

---

 

Administrative and Engineering staff - District 3

District 3 Office
2800 Gordon Drive
Sioux City, IA 51102-0987
712-276-1451
800-284-4368
Fax: 712-276-2822

Name	Position	Phone Number
Tony Lazarowicz, P.E.	district engineer	712-276-1451
Shane Tymkowicz, P.E.	assistant district engineer	712-274-5834
Darwin Bishop, P.E.	district construction engineer	712-274-5826
John Jepsen	district maintenance manager	712-274-5825
Dakin Schultz	transportation planner	712-274-5837
Brian Catus, P.E.	local systems engineer	712-274-5839
Robert Wortman, L.S.	land surveyor	712-274-5838
Kelly Mulvihill	utility coordinator	712-274-5828
Sheila Cowles	secretary	712-274-5821

---

Field staff engineers - District 3

Sioux City
Sioux City staff engineers
2800 Gordon Drive
P.O. Box 987
Sioux City, IA 51102
712-274-5835
800-284-4368
Fax: 712-276-2822

Name	Position	Phone Number
Mark Wright, P.E.	staff engineer	712-274-5836
Jason Klemme, P.E.	staff engineer	712-274-5824
Todd Huju, P.E.	staff engineer	712-274-5835

---

Resident construction offices - District 3

Sioux City resident construction engineer office
Sioux City RCE
4611 U.S. 75 N.
Sioux City, IA 51108
712-239-1367
800-579-2713
Fax: 712-239-1368

Name	Position	Phone Number
Dean Herbst, P.E.	resident construction engineer	712-239-1367
Rollin Nemitz	construction technician supervisor	712-239-1367
Vacant	secretary	712-239-1367

Cherokee resident construction engineer office
Cherokee RCE
1833 Industrial Road N.
Cherokee, IA 51012
712-225-5786
800-579-2712
Fax: 712-225-5787

Name	Position	Phone Number
Steve McElmeel, P.E.	resident construction engineer	712-225-5786
Kirk Johnson	engineering technician senior	712-225-5786
Quinn Woods	secretary	712-225-5786

---

Materials staff - District 3

Sioux City Materials Office/Lab
4621 U.S. 75 N.
Sioux City, IA 51108
712-239-4713
Fax: 712-239-4970

Name	Position	Phone Number
William Dotzler, P.E.	district materials engineer	712-239-4713
Alex Crosgrove	materials tech 5	712-202-0809

Carroll
Carroll County
Nate Westphal
Supervisor
19382 190th St.
P.O. Box 475
Carroll, IA 51401
Ph: 712-792-2894

Denison
Crawford County
Ron Gleiser
Supervisor
2435 Airport Road
P.O. Box 70
Denison, IA 51442
Ph: 712-263-4792

LeMars
Plymouth County
Troy Clouse
Supervisor
1080 Lincoln St. N.E.
P.O. Box 531
LeMars, IA 51031
Ph: 712-546-6401

Rock Rapids
Lyon County
Lance Schlumbohm
Supervisor
1204 N. Second Ave.
P.O. Box 430
Rock Rapids, IA 51246
Ph: 712-472-3719

Sioux City - Hamilton
Woodbury County
Todd Cogdill
Supervisor
200 Hamilton Blvd.
Sioux City, IA 51103
Ph: 712-252-1836

Spencer
Clay County
Doug Williams
Supervisor
1107 11th Ave. S.W.
Spencer, IA 51301
Ph: 712-262-1645

• Area of responsibility map for district 3 maintenance garages

---

Traffic technician - District 3

Sioux City traffic technician
2800 Gordon Drive
P.O. Box 987
Sioux City, IA 51102
712-274-5835
800-284-4368
Fax: 712-276-2822

Name	Position	Phone Number
Roxanne Seward	traffic technician	712-274-5840

Administrative and Engineering staff - District 4

District 4 Office
2210 E. Seventh St
Atlantic, IA 50022
712-243-3355
800-289-4368
Fax: 712-243-6788

Name	Position	Phone Number
Scott Schram, P.E., PhD	district engineer	712-243-3355
Wes Mayberry, P.E.	assistant district engineer	712-243-7622
Daniel Redmond, P.E.	district construction engineer	712-243-7628
Scott Suhr	field services coordinator	712-243-7627
Kurtis Shackelford	Council Bluffs Interstate System utilities coordinator	712-243-7641
Vacant	Council Bluffs Interstate Project	712-243-7633
Vince Ehlert, P.E.	local systems engineer	712-243-7638
Steve Mefford	maintenance manager	712-388-6889
Tim Hensley, P.E., PhD	materials engineer	712-243-7629
Scott Suhr	district planner	712-243-7627
Kurtis Shackelford	utilities coordinator	712-323-6125
William Fox, P.L.S.	land surveyor	712-243-7661
Amy Maes	secretary	712-243-3355

---

Field staff engineers - District 4

Council Bluffs staff engineer
300 W. Broadway, Suite 12
Council Bluffs, IA 51503
712-323-6125
800-579-2718
Fax:712-323-6195

Atlantic staff engineer
2210 E. Seventh St.
Atlantic, IA 50022
712-243-3355
800-289-4368
Fax: 712-243-6788

Name	Position	Phone Number
Robert Schutt, P.E.	staff engineer	712-243-7646
Orest Lechnowsky, P.E.	staff engineer	712-323-6125
Nancy South	secretary	712-388-6880

---

Resident construction offices - District 4

Council Bluffs resident construction engineer office
Council Bluffs RCE
3538 S. Expressway
Council Bluffs, IA 51501
712-366-0568
800-579-2719
Fax: 712-366-0569

Name	Position	Phone Number
Dave Dorsett, P.E.	resident construction engineer	712-366-0568
Vacant	construction technician supervisor	712-366-0568
Janet Jackson	secretary	712-366-0568

Creston resident construction engineer office
Creston RCE
701 E. Taylor
Creston, IA 50801
641-782-4518
877-226-8109
Fax: 641-782-6618

Name	Position	Phone Number
Scott Nixon, P.E.	resident construction engineer	641-782-4518
Jeff Huntsman	construction technician supervisor	641-782-4518
Jennifer Strunk	secretary	641-782-4518

---

Materials staff - District 4

Atlantic Materials Office/Lab
2310 E. Seventh St.
Atlantic, IA 50022
712-243-3355
800-289-4368
Fax: 712-243-5602

Name	Position	Phone Number
Tim Hensley	district materials engineer	712-243-7629

Avoca
Pottawattamie County
Dave Brisbois
Supervisor
1110 N. Chestnut
Avoca, IA 51521
712-343-2655

Council Bluffs (north)
Pottawattamie County
Chris Haynes
Supervisor
2501 N. 25th St.
Council Bluffs, IA 51501
712-322-7543

Greenfield
Adair County
Brandon Brimm
Supervisor
2313 Iowa 92
Greenfield, IA 50849
641-743-8324

Neola
Pottawattamie County
Todd Frank
Supervisor
30420 Tomahawk Ave.
Neola, IA 51559
712-485-2591

Perry
Dallas County
Pete Wonders
Supervisor
14455 N Ave.
U.S. 169
Bouton, IA 50039
515-676-2233

---

Traffic technician - District 4

Council Bluffs traffic technician
300 W. Broadway, Suite 12
Council Bluffs, IA 51503
712-323-6125
800-579-2718
Fax: 712-323-6195

Name	Position	Phone Number
Rex Allen	traffic technician	712-243-7640

2210 E 7th St
Atlantic, IA 50022

Administrative and Engineering staff - District 5

District 5 Office
307 W. Briggs
P.O. Box 587
Fairfield, IA 52556-0587
641-472-4171
800-766-4368
Fax: 641-472-3622

Name	Position	Phone Number
Jim Armstrong, P.E.	district engineer	641-469-4005
Mark Van Dyke, P.E.	assistant district engineer	641-469-4003
James Webb, P.E.	district construction engineer	641-469-4045
Dale Harmon	engineering technician sr. (construction)	641-469-4004
Marv May	engineering technician sr.	641-469-4041
Christy VanBuskirk, P.E.	local systems engineer	641-469-4017
Joe Albright	engineering technician sr. (local systems)	641-469-4015
Bruce Hucker, P.E.	maintenance manager	641-469-4008
Tammy Hamilton	executive officer	641-469-4006
Hector Torres-Cacho	district planner	641-469-4007
Craig Steffensmeier	district land surveyor	641-469-4009
Bonnie Clancy	district utility coordinator	641-469-4013
Emily Welding	secretary	641-469-4002

 

---

 

Field staff engineers - District 5

Fairfield
Fairfield staff engineer
307 W. Briggs
P.O. Box 587
Fairfield, IA 52556-0587
641-472-4171
800-766-4368
Fax: 641-472-3622
 

Name	Position	Phone Number
James R. Phillips, P.E.	staff engineer	641-469-4027
Daryn Hamilton	engineering technician sr. (design)	641-469-4028
Ricky Fiedler	engineering technician sr. (design)	641-469-4010

 

---

 

Resident construction offices - District 5

Chariton resident construction engineer office
Chariton RCE
U.S. 34 W.
P.O. Box 733
Charition, IA 50049
641-774-5056
800-881-5778
Fax: 641-774-5057
 

Name	Position	Phone Number
Liz Finarty, P.E.	resident construction engineer	641-774-5056
Kyle Hardin	construction technician supervisor	641-774-5056
Dakota Taylor	Asst. construction engineer	641-774-5056
Sarah Sandy	secretary	641-774-5056

Mount Pleasant Resident Construction Engineer Office
Mount Pleasant RCE
205 E Taft St.
Mount Pleasant, IA 52641
319-385-2211
800-224-6021
Fax: 319-385-2212
 

Name	Position	Phone Number
Lauren Giarmo, P.E.	resident construction engineer	319-385-2211
Anthony Blint	construction technician supervisor	319-385-2211
Joanne Sourwine	secretary	319-385-2211
Darrick Bielser	transportation engineer intern	319-385-2211

---

 

Materials staff - District 5

Fairfield Materials Office/Lab
301 W Briggs
P.O. Box 843
Fairfield, IA 52556-0578
641-472-3103
800-224-6023
Fax: 641-469-3427
 

Name	Position	Phone Number
Vacant	district materials engineer	641-469-4018
Helen Bailey	materials technician 5	641-469-4036
Ellen Davidson	secretary	641-469-4030

Chariton
Lucas County
Steve Scott
Supervisor
45842 Iowa 14
Chariton, IA 50049
641-774-4217

Knoxville
Marion County
Steve Scott
Supervisor
300 Weiler Drive
Knoxville, IA 50138
641-842-4714

Mount Pleasant
Henry County
Doug Swan
Supervisor
906 E. Harvest Drive
Mount Pleasant, IA 52641
319-385-8641

Oskaloosa
Mahaska County
Jay Ridlen
Supervisor
1970 Iowa 92 W.
Oskaloosa, IA 52501
641-673-7697

Wapello
Louisa County
Scott Fix
Supervisor
101 Surrey Drive
Wapello, IA 52653
319-523-4991

 

---

 

Traffic operations - District 5

Fairfield traffic operations engineer
P.O. Box 400
Fairfield, IA 52556
641-472-3142
Fax: 641-472-3622
 

Name	Position	Phone Number
Jared Klein, P.E.	district traffic operations engineer	641-469-4026
Brad Lauderman	traffic operations technician	641-469-4011

Administrative and Engineering staff - District 6

District 6 Office
5455 Kirkwood Blvd. S.W.
Cedar Rapids, IA 52404
319-364-0235
800-866-4368
Fax: 319-364-9614

Name	Position	Phone Number
Jim Schnoebelen, P.E.	district engineer	319-364-0235
Kenneth Yanna, P.E.	assistant district engineer	319-364-0235
Douglas J. McDonald	district construction engineer	319-364-0235
Catherine Cutler	field services coordinator	319-364-0235
Kent Ellis, P.E.	local systems engineer	319-364-0235
Catherine Cutler	district planner	319-364-0235
Sam Shea	district planner	319-364-0235
Dawn Hansen	district executive officer	319-364-0235
Dave Brown, L.S.	district land surveyor	319-364-0235
Chad Lohrer	district traffic technician	319-364-0235
Steve Flockhart	district utility coordinator	319-364-0235
Holly Boebel	district secretary	319-364-0235
Jeff Tjaden	district maintenance manager	319-364-0235
Roger Boulet, P.E.	district materials engineer	319-366-0446
Danielle Alvarez	I-74 project manager	563-823-4373

---

Field staff engineers - District 6

Cedar Rapids
Cedar Rapids staff engineers
5455 Kirkwood Blvd. S.W.
Cedar Rapids, IA 52404-5217
319-365-6986
877-226-8110
Fax: 319-730-1566

Name	Position	Phone Number
Tom Storey, P.E.	staff engineer	319-365-6986
Vacant	staff engineer	319-365-6986
Roger Walton, P.E.	staff engineer	319-365-6986

Davenport
8723 NW Blvd
P.O. Box 2646
Davenport, IA 52809-2646
563-391-4643
800-262-5143
Fax: 563-388-9266

Name	Position	Phone Number
Danielle Alvarez	staff engineer	563-391-4643

Dyersville
14117 Iowa 136 N
P.O. Box 325
Dyersville, IA 52040-0325
563-875-2375
800-262-5142
Fax: 563-875-2388

Name	Position	Phone Number
Vacant	staff engineer	563-875-2375

---

Resident construction offices - District 6

Cedar Rapids Resident Construction Engineer Office
5455 Kirkwood Blvd. S.W.
Cedar Rapids, IA 52404-5217
319-365-6986
877-226-8110
Fax: 319-730-1566

Name	Position	Phone Number
Newman Abuissa, P.E.	resident construction engineer	319-365-6986
Steve Staebler	construction technician supervisor	319-365-6986
Brenda Wessley	secretary	319-365-6986

Davenport Resident Construction Engineer Office
Davenport RCE
8721 NW Blvd
P.O. Box 2646
Davenport, IA 52809-2646
563-391-2750
800-262-5145
Fax: 563-391-2788

Name	Position	Phone Number
Vacant	resident construction engineer	563-391-2750
Cedric Wilkinson	engineering technician senior	563-391-2750
Deb Eitel	secretary	563-391-2750

Manchester Resident Construction Engineer Office
Manchester RCE
1009 W. Main
P.O. Box 129
Manchester, IA 52057-0129
563-927-2397
800-262-5146
Fax: 563-927-2474

Name	Position	Phone Number
Hugh Holak, P.E.	resident construction engineer	563-927-2397
Charles Seeland	engineering technician senior	563-927-2397
Diane Recker	secretary	563-927-2397

Coralville
Johnson County
Tim Zeimet
Supervisor
2600 Coral Ridge Ave.
Coralville, IA 52241
319-626-2386

Dubuque
Dubuque County
Joe Kilburg
Supervisor
11000 US 61 S.
P.O. Box 738
Dubuque, IA 52004
563-582-3063

Manchester
Delaware County
Russ Helle
Supervisor
1105 W. Main
P.O. Box 129
Manchester, IA 52057
563-927-3979

Newhall
Benton County
Johnny Shanahan
Supervisor
7318 27th Ave.
Watkins, IA 52354
319-223-5890

Williamsburg
Iowa County
Jim Hanson
Supervisor
2507 210th St.
Williamsburg, IA 52361
319-668-2397

• Area of responsibility map for district 6 maintenance garages

---

Field staff engineers - District 6

Cedar Rapids traffic technician
5455 Kirkwood Blvd. S.W.
Cedar Rapids, IA 52404-5217
319-365-6986
877-226-8110
Fax: 319-730-1566

Name	Position	Phone Number
Chad Lohrer	traffic technician	319-364-0235