Notes on Asphalt in Duluth and the Twin Ports
These posts take one local question at a time and answer it with the numbers that apply here: NOAA's normals for the hill, the city's own winter and stormwater figures, and the rules that touch a driveway in Duluth, Superior and the hilltop towns.
The first two cover the season's bookends. One looks at what the city's sand and salt leave on a sloped driveway by spring. The other works through the short stretch of summer when sealer can actually go down and cure.
Winter Sand, Road Salt and the Steep Driveway in Spring
The city's traction program keeps the hills passable, and each spring it leaves a layer of grit and brine that has to be dealt with before any repair.
Read the full postFitting a Seal Coat Into Duluth's Short Summer
Between a median last frost of May 17 and a first frost of September 27, the hill offers fewer good sealing days than the calendar suggests.
Read the full postFree Duluth Quote
Free quote