City of Fort Dodge, Iowa

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• Demo Bid Packet - 416 S 16th Street & 1510 5th Avenue South
• Demo Bid Packet - 1522/1528 5th Avenue South & 357 5th Street NW
• Asbestos Testing Bid Packet - 416 S 16th Street and 1510 5th Avenue S
• Addendum #1 - 2017 PCC Patch 926 Loop Project
• 2017 PCC Patch 926 Loop Project Plan Holders List
• 2017 PCC Patch 926 Loop - Notice to Bidder and of Public Hearing
• Gateway Improvements - Phase I - bidding documents
• 2017 Street Repair Projects -Bidders call Engineering Office for Specs

More Like This

• Driveway Detail
• East Region Phase 3A - Notice to Bidders
• East Region Phase 3A - Notice of Public Hearing
• Ave E & C St - Notice to Bidder and of Public Hearing
• 2017 PCC Patch 926 Loop - Notice to Bidder and of Public Hearing
• 2017 PCC Patch 926 Loop Project Plan Holders List
• Addendum #1 - 2017 PCC Patch 926 Loop Project

   
 

Backfill

    Suitable Backfill Material:  Class II, Class III, Class IVA, or Class IVB as defined in SUDAS Section 3010, 2.02

    Unsuitable Backfill Material:  Includes, but is not limited to, the following materials:

1. Soils not classified as suitable backfill material, as defined in SUDAS Section 3010,2.02.
2. Individual stones or concrete chunks larger than 6 inches and averaging more than one per each cubic foot of soil.
3. Frozen materials.
4. Stumps, logs, branches, and brush.
5. Trash, metal, or construction waste.
6. Soils in clumps or clods larger than 6 inches, and without sufficient fine materials to fill voids during placement.
7. Environmentally contaminated soils.

    Place backfill in lifts no greater than 6 inches thick.  Compact granular backfill to 65% relative density and other backfill material to 95% Standard Proctor Density.