IOWA DEPARTMENT OF NATURAL RESOURCES
ENGINEERING BUREAU

INFORMAL BID TAB
NOTICE: This document represents bids that were opened on the letting date and may be subject to further review. This is not the official bid tab.

 Bids For:  Location:   Nobels Island Boat Ramp  Date: 8/29/2013  Project No.  
  Concrete ramp Extension  County:   ALLAMAKEE  Time: 3:00 p.m.  10-03-03-03

 

 
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Estimated Cost: $15,000.00
Contractor: 
David Ryan ConstructionRiehm Construction Co
Funding Source: 100% F&W Trust - Other, 3566 236th Ave
2340 9th St SW

Decorah IA  52101Waukon IA  52172  
Plan Sets Requested: 0
Quantities
563-735-5895563-568-3314
No.Description:No.UnitUnit Price AmountUnit Price AmountUnit Price Amount
1Mobilization1L.S.$700.00$700.00 $4,000.00$4,000.00 $0.00 
2Sub-Grade Preparation1L.S.$2,500.00$2,500.00 $3,000.00$3,000.00 $0.00 
3Furnish & Place Clean 2" Cr. Stone Base10Tons$50.00$500.00 $50.00$500.00 $0.00 
4Furnish & Place "Armorflex Aticulating Concrete Block Revetment System320S.F.$43.75$14,000.00 $58.90$18,848.00 $0.00 
5Furnish & Place Cl. 'A' 2" Cr. Stone Backfill10Tons$50.00$500.00 $50.00$500.00 $0.00 
6Furnish & Place Revetment Cl 'D' Rip Rap15Tons$25.00$375.00 $65.00$975.00 $0.00 
7Remove & Replace Ramp Docks1L.S.$1,500.00$1,500.00 $1,800.00$1,800.00 $0.00 
      $20,075.00  $29,623.00  $0.00 
 



 

12/17/2025