Gravel Roads - Sargent County Township Meeting · 12/2/2015 · Gravel Roads Sargent County...
Transcript of Gravel Roads - Sargent County Township Meeting · 12/2/2015 · Gravel Roads Sargent County...
Gravel Roads Sargent County Township Meeting
December 2, 2015Dale Heglund, PE/PLS, NDLTAP Director
North Dakota Local Technical Assistance Program
Checklist
2% is ¼’’ per foot 4% is ½’’ per foot
2% for future pave 4% for unpaved
High shoulders – Do not allow“berms”“curbs
” The engineering term is “secondary ditch”
pg. 9
Substandard Gravel
Standard Specification
Modified Specification
Compacted and Uncompacted
Sections
Compacted and Uncompacted
Sections
Buffer Sections
Brooking Section – Loose Aggregate
020406080
100120140160180200
Tons per mile(October 2013)
186 tons
16 tons
Pretend Blading
1 vehicle 1 year1 ton dust per mile
Each mile with 100 cars per day= 100 tons of fines per year!
Paradigm Shift
pg. 20
Subject ExpertJon Mill, PE/PLS
Presentation Author: Dale C. Heglund, PE/PLS, NDLTAP Director – November 2015
North Dakota Truck Weight Calculator
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Gravel Roads Sargent County Township Meeting
December 2, 2015Dale Heglund, PE/PLS, NDLTAP Director
North Dakota Local Technical Assistance Program