Tips & Advice · 4 min read

Parking Lot Paving in Westminster: Avoid These Costly Mistakes

Thinking about a new parking lot or repaving an old one in Westminster? Don't fall into common traps that can cost you time and money. Here's what I've seen go wrong.

← Back to Blog Completed parking lot paving work at a residential property in Westminster, CO

You're looking to pave a new parking lot or repave an existing one for your business or HOA in Westminster. Great! It's a big investment, and you want it done right. But I've seen too many folks make some pretty common mistakes that end up costing them a lot more than they bargained for, or worse, leaving them with a headache instead of a smooth surface. Let's talk about what to watch out for.

Mistake #1: Focusing Only on the Lowest Bid

I get it, budget matters. Everyone wants a good deal. But when it comes to paving, the cheapest bid is almost never the best one. Think about it: if one contractor is significantly lower than everyone else, they're cutting corners somewhere. Maybe they're using less material, cheaper materials, or they're not properly preparing the sub-base. Or maybe they're not licensed, insured, or paying their crew a fair wage. You're not just buying asphalt; you're buying expertise, durability, and peace of mind. A low bid often means a short-lived parking lot, and then you're paying again sooner than you should have to.

Always get at least three bids, and compare them thoroughly. Don't just look at the bottom line. Look at what they're proposing to do, the materials they'll use, and their warranty.

Mistake #2: Ignoring the Sub-Base (Out of Sight, Out of Mind)

This is probably the biggest mistake I see, especially in areas like Westminster where we've got that expansive clay soil that can really shift with our freeze-thaw cycles. People think the asphalt is the whole story. It's not. The asphalt is just the top layer. What's underneath — the sub-base and the aggregate base — that's the foundation. If that's not properly prepared, compacted, and graded, your asphalt won't last, no matter how good it is.

A contractor who skips or skimps on proper sub-base preparation is setting you up for failure. You'll see cracks, potholes, and alligatoring much faster. Make sure your contractor details exactly how they'll prepare the ground, including any necessary excavation, soil stabilization, and base rock installation. Don't be afraid to ask questions about it.

Mistake #3: Not Checking References and Insurance

This seems obvious, but you'd be surprised how many people don't do it. Anyone can put up a website or hand you a business card. A reputable paving company will have a track record. Ask for references, and actually call them. Ask about the quality of work, if they stayed on schedule, and if there were any issues, how they were resolved.

And insurance? Non-negotiable. Your contractor needs to be fully insured with general liability and workers' compensation. If they're not, and someone gets hurt on your property or there's damage, you could be held liable. It's not worth the risk. Ask for proof of insurance and verify it with the insurance company. We at Westminster Paving always make sure our clients have all this information upfront.

Mistake #4: Skipping a Detailed Contract

A handshake and a verbal agreement might work for some things, but not for a parking lot paving project. You need a detailed, written contract that spells out everything: the scope of work, materials to be used (type and thickness of asphalt, base material), project timeline, payment schedule, warranty information, and what happens if there are delays or unforeseen issues. If it's not in writing, it basically doesn't exist.

This protects both you and the contractor. It prevents misunderstandings and ensures everyone is on the same page. Don't sign anything until you've read it thoroughly and understand every clause.

Mistake #5: Not Planning for Drainage

Water is the enemy of asphalt. If your parking lot doesn't drain properly, water will pool, seep into cracks, and accelerate deterioration, especially when it freezes and thaws. A good paving plan isn't just about laying asphalt; it's about managing water.

Your contractor should be talking to you about grading and drainage from day one. Where will the water go? Are there proper slopes? Do you need catch basins or trench drains? If a contractor doesn't bring this up, that's a red flag. Proper drainage is crucial for the longevity of your investment.

Taking the time to do your homework and ask the right questions upfront will save you a lot of grief and money down the road. A well-paved parking lot is a valuable asset to any business or property, so make sure you're setting yourself up for success.

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