Little Fourmile Creek Stream Restoration

Polk County, Iowa, is seeking bids for stabilization and restoration of approximately 4,350 linear feet of Little Fourmile Creek in Des Moines, including stream grading, bank stabilization, rock riffles, riprap, erosion control, seeding, and related construction work.

Polk County > Parks & Natural Resources Division > Procurement Division


General
Open
723-2627
Oct 15, 2026 07:00 PM
Sep 09, 2026 01:12 PM
$2,011,001.00
6 months
Invitation for/to Bid (IFB/ITB)
Local
Ask AI about this solicitation
Contact
shari.harvey@polkcountyiowa.gov
+15152863225
Submission Instructions
Description

Polk County is soliciting bids for the Little Fourmile Creek Stream Restoration project from Little Fourmile Creek Drive to the Iowa Interstate Railroad. The work includes stabilization and restoration of approximately 4,350 linear feet of stream, including mobilization, clearing and grubbing, survey and staking, water handling, stormwater pollution prevention plan development and management, stream debris removal, temporary crossings, traffic control, excavation, disposal of excess material, bank shaping, floodplain benching, channel reconnection, side-channel protection, rock riffles, bendway weirs, toe rock, Class E rock riprap, geotextile fabric, erosion-control products, and hydraulic seeding with turf, riparian, mesic prairie, and temporary seed mixes. The project also includes protection and restoration of affected access routes, cart paths, utilities, wetlands, sensitive areas, and golf-course features. The engineer's estimate is $2,011,001. Bidders must submit a completed Bid Form and Signature Page, Bidder's Resident Status Form, and bid security equal to 5% of the total bid. A performance bond, payment bond, and maintenance bond are required upon award; the performance and payment bonds are 100% of the contract amount, and the maintenance bond covers two years after project acceptance. Contractors must provide the specified insurance coverage, obtain the required NPDES permit after award and before notice to proceed, and comply with the project plans, Iowa Department of Transportation standards, SUDAS standards, and applicable permit requirements.

Classification Codes
NAICS237310Highway, Street, and Bridge Construction
PSCC130Restoration
Smart Codes
stream restorationerosion control constructionriprap installation
Specifications
Supply & Service
Timeline
Sep 09, 2026 01:12 PM-Publication Date
Oct 06, 2026 02:00 PM-Pre-Letting Conference (optional)
The conference is scheduled from 9:00 AM to 11:00 AM. RSVP is required to attend by email to Robert.Austin@polkcountyiowa.gov or by phone at 515-286-2235.
Oct 07, 2026 07:00 PM-Questions Due Date
Oct 15, 2026 07:00 PM-Bid Submission Deadline
Nov 3, 2026-Anticipated Award Date
Requirements
Required
  • Workers' Compensation
  • Employers' Liability — $500,000.00
  • Commercial General Liability - Each Occurrence — $1,000,000.00
  • Commercial General Liability - Personal and Advertising Injury — $1,000,000.00
  • Commercial General Liability - Products and Completed Operations — $1,000,000.00
  • Commercial General Liability - General Aggregate — $2,000,000.00
  • Commercial General Liability - Medical Expense — $5,000.00
  • Automobile Liability — $1,000,000.00
Required
  • Bid Bond — 5%
  • Performance Bond — 100%
  • Payment Bond — 100%
  • Maintenance Bond Bond
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