PROJECTS LETTING -  November , 2026

 
 
bid envelopes

 
 

The following projects are currently advertised for bids. Interested bidders may find general information about each project, as well as printable actual Contract Documents in PDF format. The general information is the same project description provided to Newspapers and by direct mail solicitations. The Contract Documents include the Drawings and the entire Project Manual.  Drawings can be printed on any regular or large format printers. The Project Manual includes Proposal Forms,  Front End Documents, General and Supplementary Covenants, and Technical specifications. All these are also completely printable.

Effective October 2009, the Department will no longer be responsible for providing hard copy notice to bidders or addenda to either contractors or plan rooms. An email listserv has been created to communicate electronically with vendors currently on file with the DNR. As a member of this listserv, you will receive electronic notice to bidder information on a regular basis. To subscribe to this list, click here.

The Department will be utilizing the vendor Beeline and Blue to provide printed copies of Plans and Specifications and Addenda upon request. The department will no longer provide complimentary copies of Plans and Specifications to contractors or sub-contractors after award of the contract. Please visit dfs.beelineandblue.com/iowa or contact (515) 244-1611 for more information.

To access any of these, unless you have already done so, you will need to download and install Acrobat Reader from the Adobe Website. 
You may obtain a free download from
 

Click on the project names below to view the one(s) which interest you.

CERRO GORDO 24-03-17-01 McIntosh Woods State Park - Restroom and Accessibility Improvements-2026-11-19   
MAHASKA 26-05-62-02 Lake Keomah State Park - Road Maintenance-2026-11-19   




CERRO GORDO -- PROJECT # 24-03-17-01                11/19/2026                Large Project Letting
MCINTOSH WOODS STATE PARK
RESTROOM AND ACCESSIBILITY IMPROVEMENTS
Proposal Guarantee: $12,500
Completion Date: 6/16/2027

   This project includes pavement, sidewalk, sign, paint, and curb removal. One existing vault restroom building will be removed. New pavement, sidewalk, curb, signs, paint, and one prefabricated vault restroom will be installed. Seeding, erosion control, excavation, subbase, other tasks are included. Sensitive areas must be fenced off and protected.

ESTIMATED QUANTITIES:
    Clearing and Grubbing     1 L.S.
    Topsoil, On-site     74 C.Y.
    Excavation, Class 10     78 C.Y.
    Subbase, Special Backfill, 6"     81 Tons
    Pavement, Reinforced PCC, 6", Iowa DOT C4     148 S.Y.
    Curb and Gutter, 2.5', 6"     109 L.F.
    Removal of Sidewalk     130 S.Y.
    Sidewalk, PCC, 5"     163 S.Y.
    Detectable Warnings     10 S.F.
    Pavement Removal     290 S.Y.
    Curb and Gutter Removal     109 L.F.
    Painted Pavement Markings, High-Build, Waterborne     0.4 STA.
    Pavement Markings Removal     0.3 STA.
    Traffic Signs, ADA     3 Each
    Remove Traffic Signs, ADA     4 Each
    Seeding, Fertilizing, and Mulching, Type 1     0.2 Acres
    Wattles, 9", Wildlife Friendly     50 L.F.
    Wattle, Removal     50 L.F.
    Temporary Safety Fence - Sensitive Areas     590 L.F.
    Mobilization     1 L.S.
    Remove Existing Restroom Building w/ Vault     1 Each
    Class A Crushed Stone Base     34 Tons
    Prefabricated Restroom Building (Double Vault)     1 Each
    Parking Bumper, PCC, 6"     1 Each

notice to bidders

download plans and specs

Plans can be ordered by following this link: http://bit.ly/IADNRPlans

planholders list




MAHASKA -- PROJECT # 26-05-62-02                11/19/2026                Large Project Letting
LAKE KEOMAH STATE PARK
ROAD MAINTENANCE
Proposal Guarantee: $12,500
Completion Date: 9/15/2027

   This project consists of maintenance of various PCC, HMA and rock roads and rock parking lots at Lake Keomah State Park in Mahaska County.

ESTIMATED QUANTITIES:
    Binder Bitumen, MC-3000     6,730 GAL.
    Aggregate, Roadway Cover, 3/8"     294 Tons
    Slurry Level     0.04 MI.
    Preparation of Surface - Slurry     0.04 MI.
    Emulsified Asphalt - Slurry Level, Wedge, Treatment     4 GAL.
    Clean and Fill Crack (HMA Surfaces)     1.58 MI.
    Sealer Material (HMA Surfaces)      1,203 LB.
    Patch, Full-Depth Finish, 6-inch, by Area, HMA     73.9 S.Y.
    Patch, Full-Depth Finish, 6-inch, by Count, HMA     1 Each
    Crack and Joint Clean and Fill (PCC Pavement)     1.42 MI.
    Sealer Material (PCC Surfaces)      1,065 LB.
    Patch, Full-Depth Finish, 6-inch, by Area, PCC     66.7 S.Y.
    Patch, Full-Depth Finish, 6-inch, by Count, PCC     1 Each
    Subbase (Patch)     23.6 S.Y.
    Granular Surface On Road, 1 1/4" Roadstone     295 Tons
    Granular Surface On Parking Lots, 1 1/4" Roadstone     264 Tons
    Culvert, Concrete Roadway Pipe, 36"     40 L.F.
    Apron, Concrete, 36"     2 Each
    Remove Culvert Less Than or Equal To 36"     40 L.F.
    Painted Pavement Marking, High-Build Waterborne     235.63 STA.
    Painted Pavement Marking, High-Build Waterborne, Speed Hump     4 Each
    Traffic Control     1 L.S.
    Mobilization     1 L.S.

notice to bidders

download plans and specs

Plans can be ordered by following this link: http://bit.ly/IADNRPlans

planholders list