City of Fort Dodge, Iowa

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• FTTP Feasibility Study RFP Q&A
• March 23, 2020 Media Release - Essential Services COVID-19
• Mowing Bid Packet - Development Services
• March 17, 2020 City Offices CLOSED - COVID-19
• March 17, 2020 Fort Dodge Public Library CLOSED - COVID-19
• March 13, 2020 City of Fort Dodge Statement - COVID-19
• Request for Proposals-FTTP Feasibility Study
• 2020 Street Repair Project - Specifications

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• Driveway Detail
• East Region Phase 3A - Notice to Bidders
• East Region Phase 3A - Notice of Public Hearing
• 2017 PCC Patch 926 Loop Project Plan Holders List

   
  
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.