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Driveway seal coating?

Triplegreen500

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Snake oil, or a worthwhile job?

My driveway (asphalt, done in 2012) is starting to get some cracks. I've been trying to spot seal them to prevent water intrusion, and freeze/thaw heaving...but my neighbors just had theirs sealed and the guy gave me a quote that I think is not bad. Neighbors jobs look good, good coverage, nice and thick...
 
My best friend who passed last year worked at a black top outfit all his life. He always told me that keeping the cracks sealed is by far the most important thing. The seal coat is just a paint and doesn't last terribly long. It was gone from the shaded areas on my drive after only a year. It sure does look nice right after it is applied though.
 
They do sell asphalt crack repair in the box stores. Looks like a large caulk tube to fill the cracks with.
 
After spending $14k having my drive repaved did some research. Many said it's not worth it. Fill your cracks. Mine is fine 7 years now.
 
Besides sealing cracks, asphalt is semi-porous. Having professionals coat it with asphaltic sealer will allow less water into your base material (which can degrade support of the asphalt). The asphalt will not only last longer, but looks a lot better. It's not snake oil. It's worth the investment.
 
A hot rubberish 'crack sealer' liquid hot solution the pro's use
is way better than any of the big box rip offs/caulking, crap
(no offense meant, to who recommends it)
it won't seal it "good or not for long" or get way down in the cracks
may have to go over it a couple times, add a lil' sand to hold it too
if you live in an area, where you get extremes cold & hot,
especially freezing cold/snow & ice sitting on it for days/weeks months
it's a good idea to seal it every 4-5 years max.,
ice/water expanding when freezing will reek havoc on the asphalt,
or water (freezing) getting under the slab

Yeah, they'll say "recommend" every 2 years,
but they are in the business to sell you sealer...

you can do it with a few tools & a few 5 gal. buckets
or however much you need depending on sqft
a sort of shallow v shaped squeegee like spreader (you can reuse if you clean it well)
& a soft bristle push broom, trow away, both work well
to spread it
The pros wear an old pair of shoes/boots, old pants shirt etc.
Pros they use like a spiked shoe clamp-ons (like an old roller-skate deal)
so they are above the wet level, doesn't smear the sealer after it's put down
have to wait a day or sometimes 2 to drive on it again
you can't hardly do it without getting it on you,
it's a mess put a (throwaway) tarp out under where you mix & stir,
fill the other buckets etc.
stuff looks brow before it dries too, it will be black

start at the higher levels & go down, go slow by the edges
try to do like your cutting-in with a paintbrush keep the bead in-front of you rolling

if you can't tell I've been there done that
I have no recommendations on brands, to buy
they never seem to have the same brand twice

I used to have to do it for patches at the dealerships too

good luck it's not that hard but messy, use goo quality sealer
& the liquid rubberized crack stuff
 
They call it ravenrock Rd here...but it's my driveway

Screenshot_20250804-193918.png


For reference, the white car between the house and garage is my old XJ Cherokee. The other car is a Daytona under a cover.

The driveway also goes to the right of the garage, from the covered Daytona to a door where the "Re" in "recently viewed" is.

It's a LOT of pavement.

For the money he quoted me, and the fact he said it'd take at least 300 gallons...it's not worth my time to buy brushes and DIY.
 
The water based sealers are crap - you can tell if its a water based sealer as the driveway that's been coated with it has a blueish tinge once the sun hits it.
You need a licence (at least up here in the Great White North) to purchase the oil based sealer. I get a company in to put it on my drive way.
The stuff they get is called Jet Black.

 
I've done mine myself for years but the cracks have gotten worse so this year l had it done with a professional with the rubber crack filler, came out great!
 
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