North Dakota · Williston Basin

Commercial Roofing in Williston, ND

The center of Bakken energy activity: crew facilities, shops, equipment storage and industrial buildings, much of it built quickly during the boom. Energy-sector buildings run heated and occupied around the clock, which changes what a roof assembly has to do.

Operating conditions
Avg snowfall
42.8 in
Avg July high
85 °F
Freeze-thaw
92 est. / yr
Frost depth, statewide
60 in
Response
24 business hours

Round-the-clock buildings

Shops, crew facilities and equipment storage stay heated through a North Dakota winter. Warm humid air meets a cold metal deck, and the condensing surface ends up inside the building unless the assembly moves it outward.

energyMetal panel · fastener line
transportationMetal panel · fastener line
manufacturingMetal panel · fastener line

Williston conditions

  • 01

    Williston is the commercial center of the Bakken, and much of its building stock went up quickly during the boom, which means a large cohort of metal roofs reaching the age where fastener lines start leaking

  • 02

    Williston averages 42.8 inches of snow a year, nearly double Dickinson's 21.9 in the state's southwest, so the common assumption that western North Dakota is uniformly drier does not hold

  • 03

    Energy-sector shop and crew buildings run heated through the winter, which puts the condensing surface inside an uninsulated metal roof unless the assembly moves it outward

  • 04

    Williston's 42.8 inches of snow is nearly double Dickinson's 21.9, both in western North Dakota, so snowfall here tracks storm track rather than longitude

  • 05

    Crew and shop buildings run heated continuously through winter, which is exactly the condition that drives condensation onto the underside of an uninsulated metal deck

Where the buildings are

The Williston commercial footprint

Williston is the commercial centre of the Bakken, and a large share of its building stock went up quickly during the boom. That has produced a big cohort of metal roofs now reaching the age where fastener lines start to weep, on buildings that are heated and occupied around the clock. Warm interior air against a cold uninsulated deck puts the condensing surface inside the building unless the assembly moves it outward.

Corridors
  • US Highway 2
  • US Highway 85
  • 2nd Avenue West
Districts
  • Downtown
  • Energy services district
  • Airport and logistics area
Business parks
  • Williston Basin industrial parks
  • Crew and equipment yards
Local roofing reference

Williston roofing facts

01How often does a Williston roof freeze and thaw in a year?
Roughly 92 times. Each cycle expands and contracts the membrane, seams, and flashings on a Williston, ND commercial roof, which is why monolithic systems outlast seamed ones here.
02What design wind speed applies to commercial roofs in Williston, ND?
ASCE 7 sets a basic wind speed and an Exposure Category rather than a "zone". Confirm both with the local building department before a system is specified.
03What is the average annual snowfall in Williston, ND?
About 42.8 inches a year (NOAA 1991-2020 normals). What matters on a flat roof is where that snow drifts and how it melts, not just the total.
04What is A-1 Roofing's response time in Williston, ND?
Our target is 24 business hours for a first response in Williston. Active leaks are prioritised ahead of scheduled assessments.
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