Metal and aluminum costs have jumped sharply because the flip of the brand new yr, and extra volatility may very well be on the horizon.
Contractors are bracing for a brand new wave of tariffs set to take impact April 2, this time on sure materials imported from Canada and Mexico — equivalent to metal, aluminum and lumber. Although experiences point out the Trump administration might roll again the last word scope of this motion, contractors say simply the risk of tariffs can have an instantaneous influence on materials prices.
That’s why that looming deadline on Canadian and Mexican imports has already sparked concern throughout the development business, notably round reinforcing and structural metal, curtainwall techniques and Canadian lumber, mentioned Steve Stouthamer, government vp of challenge planning for Skanska USA Constructing.
Right here, Stouthamer talks with Building Dive in regards to the supplies most in danger, tariffs’ influence on budgets and negotiations and steps contractors can take to attenuate monetary publicity.
This interview has been edited for brevity and readability.
CONSTRUCTION DIVE: Which building supplies do you anticipate will see the best value volatility because of tariffs?
STEVE STOUTHAMER: The supplies being impacted probably the most are merchandise created from metal and aluminum.
For instance, reinforcing metal utilized in concrete, structural metal used within the constructing body, aluminum curtainwall and window wall techniques used within the constructing envelope, piping and ductwork utilized in mechanical and electrical techniques and lots of constructing mechanical and electrical tools parts.
Metal costs have elevated 15% to 25% because the starting of January and aluminum can also be up 8% to 10% from the start of January. The Trump administration has indicated Canadian lumber will likely be included within the reciprocal tariffs that are set to take impact on April 2. Lumber has already seen a major improve, 10% to fifteen% in value, in anticipation of this tariff.
How would possibly these tariffs have an effect on challenge prices and timelines?
We’re within the early phases of serving to our shoppers perceive the order of magnitude value impacts we see based mostly on present tariffs and people will range based mostly on the kind of challenge and the fabric composition of these tasks.
At current, we aren’t anticipating a near-term influence on challenge timelines. If there’s a appreciable shift to onshoring manufacturing, provide chain schedules may very well be constrained, however this isn’t just like the scenario we skilled in the course of the pandemic the place the provision chains had been impacted by world shutdowns.

Steve Stouthamer
Courtesy of Skanska USA Constructing
In the intervening time, the broader Mexico and Canada tariffs on merchandise protected by the United States-Mexico-Canada Settlement are suspended till April 2. Upon resumption, it’s our present understanding that 25% broad tariffs on all items from Mexico and Canada would stack on high of the all-country metal and aluminum tariffs of 25%, leading to a 50% levy.
With the newest tariff suspensions, it’s unclear if this may in the end be the case. We will likely be monitoring the scenario within the weeks forward.
How do you see tariffs affecting negotiations with homeowners and builders?
Tariff value impacts will put stress on challenge budgets. A lot of these are already challenged by the numerous interval of escalation skilled post-pandemic.
We’re only some weeks into the tariff government orders so it’s too early to remark with certainty as to how contracts will likely be impacted or negotiated. Our method will likely be to have interaction with our shoppers and focus on probably the most cost-effective methods to handle the tariff dangers.
Do you anticipate points with tariffs to be momentary or a long-term issue that building corporations must adapt to completely?
It’s too early to touch upon this.
Historical past would counsel that even when tariffs are eliminated and commerce agreements are reached, prices don’t simply return to earlier ranges.
What coverage or business efforts might assist mitigate the influence of tariffs on building corporations?
Estimating professionals might want to take deeper dives into their tasks to know product volumes, sources and tariff influence to help shoppers in higher understanding the monetary impacts of tariffs and potential different merchandise and product sources.
Strategic provide chain groups, equivalent to our personal at Skanska, might want to stay intently linked to the provision chain and main fabricators of metal and aluminum merchandise in addition to different key building supplies that will likely be impacted by tariffs. It’s important to have this connectivity in order that firms equivalent to ours can proceed to advise shoppers and business companions on the most effective methods to mitigate the influence of tariffs.
Initiatives can profit by investing further time into the mapping of the desired supplies for the challenge to find out their supply, if these sources are impacted by tariffs and whether or not different merchandise and sources might mitigate monetary danger.