26-03 Ham892326B (Hamilton)
| Location: | Iowa |
|---|---|
| Posted: | Apr 17, 2026 |
| Due: | May 20, 2026 |
| Agency: | State Government of Iowa |
| Type of Government: | State & Local |
| Category: |
|
| Solicitation No: | 26-03 Ham892326B (Hamilton) |
| Publication URL: | To access bid details, please log in. |
Bid Information
Bid Number
26-03 Ham892326B (Hamilton)
Solicitation
26-03 Ham892326B (Hamilton)
Solicitation Type
Request for Bids
County
Hamilton
Description
Description
Completion Dates: Construction: November 15, 2026; Seeding: May 15, 2027 (Structure) and June 30, 2027 (Buffer)
This is a Tile Zone nutrient reduction wetland. Work involves selective clearing, excavation, grading, reinforced concrete pipe (RCP) installation, high density polyethylene (HDPE) dual wall pipe installation, tied concrete block mat (Flexamat Plus or engineer approved equal), concrete manholes and seeding. The estimated cost range between $250,000 and $350,000.
Agency Information
Number
009
Name
Agriculture and Land Stewardship
Address 1
502 E 9TH ST
Address 2
City/State/Zip
Des Moines, IA 50319
Contact Information
Contact Name
Tracy Blocker
Contact Title
Contract Manager
Contact Email
Contact Phone Number
(515) 344-6279
Contact Phone Extension
Contact Other Number
Contact Fax Number
Valid Dates
From
4/17/2026 9:49:00 AM
Until
5/20/2026 3:00:00 PM
Documents/Attachments
Attachment Preview
STATE OF IOWA
DEPARTMENT OF AGRICULTURE AND LAND STEWARDSHIP
DIVISION OF SOIL CONSERVATION AND WATER QUALITY
Ham892326B NUTRIENT REDUCTION
WETLAND PROJECT
CONSTRUCTION CONTRACT
BID NO. 26-03
SECTION 26, TOWNSHIP 89 NORTH, RANGE 23 WEST
HAMILTON COUNTY, IOWA
PREPARED FOR:
PREPARED BY:
IOWA DEPARTMENT OF AGRICULTURE & LAND STEWARDSHIP
DIVISION OF SOIL CONSERVATION AND WATER QUALITY
HOOVER STATE OFFICE BUILDING
1305 EAST WALNUT STREET
DES MOINES, IOWA 50319
BOLTON & MENK
1519 BALTIMORE DR
AMES, IA 50010
515-509-9296
April 2026
TABLE OF CONTENTS
GENERAL REQUIREMENTS
DOCUMENT AA
Notice-to-Bidders
DOCUMENT BB
Instruction–to-Bidders
DOCUMENT CC
Proposal and Schedule of Prices
DOCUMENT DD
Construction Contract
DOCUMENT EE
Proposal Guarantee (Bid Bond)
DOCUMENT FF
General Conditions
DOCUMENT GG
Special Conditions
DOCUMENT NN
Performance Bond
CONSTRUCTION SPECIFICATIONS
IA CS-001
Site Preparation
IA CS-005
Pollution Control
IA CS-006
Seeding and Mulching for Protective Cover
IA CS-008
Mobilization & Demobilization
IA CS-009
Subsurface Drain Investigation, Removal and Repair
IA CS-021
Excavation
IA CS-023
Earthfill
IA CS-026
Topsoiling
IA CS-031
Concrete
IA CS-046
Tile Drains for Land Drainage
IA CS-061
Loose Rock Riprap
IA CS-001
Site Preparation
IA CS-005
Pollution Control
PLANS
Sheet Number
A.01
A.02
A.03
B.01
B.02
B.03
B.04
C.01
D.01
D.02
K.01
M.01
M.02
M.03
Sheet Title
Title Sheet
Plan Overview Sheet
Existing Conditions & Removals
CPDT Installation Detail
RCP Installation Detail
Wetland Inlet Structure
Wetland Outlet Structure
Estimated Quantities
Separation Berm Plan 7 Profile
Connection Channel & Diversion Berm
Seeding Plan
Plan & Profile - Tile Relays
Partial Capture Inlet & Private Tile Re-lay
Wetland Outlet
Page(s)
AA 1
BB 1-5
CC 1-4
DD 1-2
EE 1
FF 1-28
GG 1-3
NN 1-3
1-1 to 1-2
5-1 to 5-2
6-1 to 6-4
8-1 to 8-3
9-1 to 9-4
21-1 to 21-3
23-1 to 23-4
26-1 to 26-2
31-1 to 31-8
46-1 to 46-4
61-1 to 61-2
1-1 to 1-2
5-1 to 5-2
Date
01/22/2026
01/22/2026
01/22/2026
01/22/2026
01/22/2026
01/22/2026
01/22/2026
01/22/2026
01/22/2026
01/22/2026
01/22/2026
01/22/2026
01/22/2026
01/22/2026
i
APPENDIX I – CONSTRUCTION ADMINISTRATION FORMS
DOCUMENT LL
Notice-of-Award
DOCUMENT MM Notice-to-Proceed
DOCUMENT JJ
Construction Progress Schedule
DOCUMENT SS
Application & Certificate for Payment
DOCUMENT HH
Change Order Request
DOCUMENT II
Construction Contract Amendment
DOCUMENT QQ
Iowa Sales & Use Tax Form
APPENDIX II – ADDENDA & BID TAB
[Addenda, if any, and bid tab to be added after bidding]
LL 1
MM 1
JJ 1-2
SS 1-2
HH 1-2
II 1-3
QQ 1
ii
GENERAL REQUIREMENTS
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