Standing Water on Asphalt in Michigan City: What It Means and How to Fix It
A little water sitting on your driveway after a storm probably doesn't seem like a big deal.
After all, it just rained.
Give it a few hours and it'll disappear, right?
Sometimes it does.
But if you keep noticing water sitting in the same spot every time it rains, especially long after the rest of the driveway has dried, it's worth paying attention to.
Standing water can be one of the first signs that something isn't quite right with an asphalt driveway or parking lot.
Maybe the pavement has settled.
Maybe the slope isn't moving water in the right direction.
Maybe the base underneath has started to weaken.
Whatever the reason, water that continually collects on asphalt in Michigan City can become a much bigger problem once colder weather arrives.
Why Standing Water Is Bad for Asphalt
Asphalt is built to handle rain.
The problem isn't that your driveway gets wet.
The problem starts when water doesn't have anywhere to go.
A properly constructed asphalt surface should move water away from the pavement
instead of allowing it to sit in low areas.
When water stays in one place, it has more time to find cracks, weak edges, and other
openings in the pavement.
Once it gets underneath the asphalt, things become more complicated.
The Federal Highway Administration explains that excess moisture in pavement
structures can weaken the materials underneath and contribute to pavement
deterioration.
That matters anywhere.
It matters even more when your driveway has to make it through a Northwest Indiana
winter.
Why Does Water Pool on a Driveway?
There isn't one answer that applies to every driveway.
Sometimes the problem has been there since the asphalt was installed.
Other times, it develops slowly over the years.
The easiest place to start is with the shape of the pavement itself.
Water follows gravity.
If part of the driveway is lower than the surrounding pavement, water is naturally going
to collect there.
That low spot may have been caused by settling underneath the asphalt, poor grading,
or deterioration in the base.
In other cases, the driveway simply doesn't have enough slope to move water away
efficiently.
That's why drainage should be considered before asphalt ever goes down.
The Base Under Your Driveway May Be Settling
This is something homeowners don't always see.
You can look at a driveway and only see the asphalt.
We look at what might be happening underneath it too.
Asphalt depends on the base below it for support. If that base settles in one area, the
pavement above can sink along with it.
Now you've got a low spot.
Rainwater starts collecting there.
That water may eventually work its way through cracks and into the pavement
structure, which can make the underlying problem worse.
This is one reason we put so much emphasis on base preparation in our Cost to Pave a
Driveway in Michigan City guide.
A nice looking surface doesn't mean much if the material underneath it wasn't
prepared correctly.
Poor Grading Can Create Drainage Problems
Sometimes the pavement itself isn't failing.
The property simply isn't moving water where it needs to go.
A driveway needs to work with the surrounding grade.
Water shouldn't be directed toward a garage.
It shouldn't continually collect along the driveway edges.
And ideally, it shouldn't run into one low section and stay there after every storm.
The Federal Highway Administration discusses the importance of pavement slopes and
drainage systems that move water away before it can affect the underlying pavement
materials.
This is why grading and drainage are part of the paving conversation, not something
that should be considered after the project is finished.
Cracks Give Water Somewhere to Go
Standing water becomes a bigger concern when cracks are already present.
Think about what happens every time it rains.
Water collects in the same area.
Instead of quickly running off, it sits directly over those cracks.
That gives moisture more opportunity to get beneath the asphalt.
As pavement gets older and cracks become wider, it becomes easier for water to enter
the structure underneath.
If you're seeing a network of connected cracks rather than one isolated crack, take a
City guide.
Alligator cracking can be a sign that the pavement underneath is already losing support.
Adding a constant source of moisture certainly isn't going to help.
Winter Makes Standing Water More of a Problem
This is where living in Michigan City changes the conversation.
Standing water during warm weather is one thing.
Standing water right before temperatures drop below freezing is another.
Water can enter cracks and openings in the pavement and then freeze as temperatures
fall.
When conditions warm back up, it thaws.
Then the process can happen again.
We've already covered this in detail in our How Freeze Thaw Cycles Damage Asphalt
in Michigan City article.
The important point here is that drainage problems give water more opportunities to
become part of that cycle.
A driveway that dries quickly after rain has less standing moisture to deal with than one
that holds puddles for hours or days.
Can Standing Water Cause Potholes?
It can contribute to the conditions that eventually lead to them.
Potholes usually don't appear overnight for no reason.
There is often an existing weakness.
Water enters cracks or damaged pavement.
The support underneath becomes weaker.
Traffic continues passing over the area.
Eventually, the asphalt starts breaking apart.
If you have a low area that holds water and the pavement around it is already cracked,
don't be surprised if that section continues getting worse.
This is especially important for commercial parking lots where vehicles pass over the
same wet and damaged areas throughout the day.
Standing Water Can Be a Safety Problem Too
Not every drainage problem is purely about pavement life.
Water sitting on a commercial parking lot or driveway can create another issue when
temperatures fall.
Ice.
The Federal Highway Administration notes that standing water on road surfaces can
freeze during winter and contribute to skidding.
The same basic concern applies to parking areas where customers, employees,
residents, and vehicles are moving around.
A puddle in October may just be annoying.
That same low spot in January can become a sheet of ice.
Will Sealcoating Fix Standing Water?
No.
Sealcoating is an important maintenance tool, but it doesn't change the shape of your
driveway.
If water is pooling because the pavement has sunk or was graded incorrectly, applying
sealcoat isn't going to make that low area disappear.
Sealcoating can help protect asphalt that is still in good structural condition.
We explain when it makes sense in our Best Time to Sealcoat in Michigan City guide.
But drainage problems need to be treated as drainage problems.
Covering the pavement with a new protective coating won't correct settlement
underneath it.
Can You Repair a Low Spot in Asphalt?
In many cases, yes.
The right repair depends on why the low spot developed.
If the problem is localized and the surrounding pavement is still in good condition,
repairing the affected section may be possible.
If the pavement underneath has failed, that section may need to be removed so the
base can be corrected before new asphalt is installed.
Don's Do It All provides asphalt repair and maintenance in Michigan City, including
surface patching, pothole repair, crack sealing, overlays, and resurfacing.
The important part is figuring out why the water is collecting before deciding how to
repair it.
Otherwise, you're treating what you can see instead of what caused it.
What If Water Is Pooling Across Most of the
Driveway?
That's a different situation.
One small low spot may be repairable without rebuilding the entire driveway.
Several low areas combined with cracking, sinking pavement, and drainage problems
can point to something more widespread.
At that point, it may make more sense to evaluate the entire pavement structure.
An overlay can sometimes be an option when the existing base is still stable.
If the base itself has failed, replacement may be the better long term choice.
Our Asphalt Overlay vs Full Replacement in Michigan City guide explains the
difference and when each option makes sense.
Pay Attention to Where the Water Goes
The next time it rains, take a look at your driveway before everything dries.
You can learn quite a bit.
Does water run toward the street?
Does it collect beside the garage?
Does one section stay wet much longer than everything around it?
Is water sitting along a cracked edge?
Do you see a puddle in the same place after every storm?
Those patterns are useful.
They can help identify whether you're dealing with a simple low spot or a larger
drainage issue.
Frequently Asked Questions About Standing Water
on Asphalt
Is it normal for water to sit on an asphalt driveway?
Small amounts of water immediately after rain aren't unusual. Water repeatedly
remaining in the same low areas for extended periods can indicate settlement, grading,
or drainage problems.
Will standing water ruin asphalt?
Water sitting on top does not automatically ruin a driveway. The bigger concern is
repeated moisture finding its way through cracks and into the base underneath.
Can sealcoating stop water from pooling?
No. Sealcoating can protect a healthy asphalt surface, but it cannot correct the slope or
raise a low section of pavement.
Why did my driveway suddenly start holding water?
The pavement or base may have settled over time. Cracking, erosion, poor drainage, or
movement underneath the driveway can also change how water flows.
Should a low spot be repaired before winter?
It's worth having it looked at, especially if the area is cracked or holds significant water.
Freezing conditions can make existing moisture related problems worse.
Final Thoughts
Standing water is easy to ignore because it doesn't always look like damage.
There's no missing chunk of asphalt.
There may not be a pothole.
Sometimes it's just a puddle.
But that puddle can tell you something important about how your driveway or parking
lot is draining.
If water continually sits in the same area, there is usually a reason.
The pavement may have settled. The base may be weakening. The slope may not be
right. Or an existing crack may be giving water a path underneath the asphalt.
For property owners in Michigan City, La Porte, and the surrounding Northwest Indiana
area, those are problems worth catching before another winter adds freezing
temperatures to the mix.
If you've noticed standing water on your driveway or parking lot, Don's Do It All can
inspect the pavement and help determine what's causing it.
Sometimes the fix is fairly simple.
Other times, the puddle is the first visible sign of a bigger problem underneath.
Either way, figuring that out early gives you a much better chance of fixing the cause
before the pavement starts showing you something worse.
Comments