Home › Speed Bumps, Curbs, and Asphalt Accessories
Control traffic and protect your site with speed bump installation in Portland, OR. We install asphalt speed humps, curbs, parking stops, and related accessories that improve safety and guide vehicles where you need them.
Precision Asphalt Portland provides professional speed bump installation throughout Portland, OR, Oregon and the surrounding area. Our licensed, insured crew delivers safe, clean, on-time work with a free estimate before anything begins. Call (971) 306-5142 or request your free quote.
Speed bump installation and asphalt accessories tailored to Portland traffic
Precision Asphalt Portland designs and installs speed bumps, curbs, and complementary asphalt accessories that actually work for the way people drive in Portland, OR. Instead of dropping the same pre-fab product on every site, we look at traffic speed, vehicle mix, bike routes, and drainage so the solution slows cars without creating new problems.
Every project starts with a site walk. We look at how drivers currently move through your lot or private roadway, where near-misses and cut-throughs happen, how water drains during heavy rain, and how delivery trucks, fire trucks, and garbage haulers access the property. For neighborhoods and HOAs, we pay attention to school walking routes and on-street parking patterns. For commercial and industrial clients, we factor in loading docks, forklift crossings, and high-clearance vehicles.
Based on that field review, we recommend specific locations, sizes, and types of speed bumps or humps, plus any new curbs, wheel stops, or signage that tie the safety plan together. Our goal is not just to add obstacles, but to reshape how drivers use the space so it stays predictable and safe year-round in Portland’s wet climate.
How our speed bump installation process works
Once the layout is approved, we mark exact locations with paint and string lines so you can visually confirm spacing and approach distances before we cut or drill anything. For asphalt speed bumps, our crew saw-cuts or grinds the existing surface as needed to ensure a tight bond and a clean transition, particularly important where freeze-thaw cycles can weaken poorly bonded patches.
We then heat and place new hot mix asphalt, shaping each bump to the specified height and profile with asphalt rakes and forms. For residential and mixed-use streets, we often use longer, gentler humps that reduce speed without harsh jolts. For private lots that battle constant cut-through speeding, we can install shorter, steeper speed bumps, always within accepted standards and with consideration for emergency vehicle access.
After compaction with a plate compactor or roller, we apply primer and high-visibility traffic paint, often with reflective glass beads for better night visibility in rainy Portland weather. Where needed, we install warning signs and temporary cones to protect the new work while it cures and to help drivers adjust to the new pattern. Throughout the process, we keep drive lanes open as much as possible, staging the work in sections so businesses and residents can still get in and out.
Material options: asphalt, rubber, and composite speed control
Most of our Portland projects use hot mix asphalt speed bumps that we custom shape on site. They blend naturally with existing pavement, stand up well to studded tires, and can be planed down or reshaped in the future if traffic patterns change. Asphalt is typically the best long-term value for larger lots, private drive lanes, and HOAs that want a permanent solution.
We also install pre-formed rubber or composite speed bumps and humps where flexibility or removability matters. These are bolted into the pavement and can be taken up for utility work or reconfigured later if a property is re-striped. They are especially useful for temporary traffic calming around construction zones, private schools, or seasonal facilities.
Color and marking options matter in Portland’s low-light months. We can integrate high-contrast striping, reflective panels, and advance pavement markings (like “BUMP” or speed advisories) to warn drivers in time to slow safely. For multifamily and commercial sites, we often match bump designs with concrete or extruded curbs, wheel stops, and bollards to create a cohesive traffic management system rather than a random mix of obstacles.
Curbs, wheel stops, and site accessories that protect your pavement
Beyond speed bump installation, Precision Asphalt Portland handles the curbs and accessories that keep vehicles where they belong and protect expensive asphalt from damage. This includes new concrete curbs, curb repairs, wheel stops, bollard sleeves, and small drainage adjustments around new traffic calming features.
Curbs do more than mark the edge of a lot. In Portland’s heavy rains, curbs and gutter lines direct water toward catch basins instead of letting it sheet across parking areas and freeze in winter. When we add a bump or hump, we evaluate where water will deflect and confirm that we are not accidentally ponding water at accessible routes, entrances, or in ADA stalls.
Wheel stops and bollards are installed with careful layout so they do not interfere with snow plowing equipment or bike traffic. We anchor them with appropriate hardware and epoxy so they resist shifting, and we coordinate placements with striping so parking stalls and driving lanes remain intuitive. These details matter on busy Portland sites where distracted drivers depend on clear visual cues.
Cost factors for speed bumps, curbs, and accessories in Portland
There is no single price per bump that fits every site in Portland, OR. Costs depend on the number of speed bumps or humps, their length and height, whether we use hot mix asphalt or pre-formed units, how much surface preparation is needed, and whether existing pavement is in good enough condition to support the new work.
On older lots with alligator cracking or base failure, we may recommend patching or localized base repair before installing speed bumps so they do not break apart or settle unevenly. That adds cost up front but avoids repeated repairs. Access also matters. Tight inner-city sites or active loading yards may require off-hour work or extra traffic control, which we factor into the quote.
Curbs and accessories add another layer. New concrete curbs, drainage corrections, and ADA-related adjustments to slopes or transitions can be bundled into a single project so everything is brought up to current standards at once. During our estimate visit, we walk you through options at different budget levels so you can choose what solves your biggest safety issues first while planning future upgrades over time.
Common issues and how we prevent problems
Poorly planned speed bump installation can cause more trouble than it solves. We have seen bumps placed too close to intersections or driveways, which leads to hard braking, noise complaints, and rear-end collisions. Others are so tall or abrupt that they scrape delivery trucks and emergency vehicles or push drivers to cut through side streets. Precision Asphalt Portland avoids these mistakes by using practical spacing guidelines and by talking with the people who actually live or work on the site.
Drainage is another common oversight. If a bump or curb is placed without considering water flow, rain can pool behind it, weakening asphalt and creating icy patches. Our crews check existing grades, adjust bump profiles, and, when needed, saw small notches or install minor drainage improvements so water has a path to reach existing inlets.
We also pay attention to ADA access. New traffic calming features must not block accessible routes, reduce clear widths, or create abrupt changes in level at crosswalks and ramps. When we plan speed bumps near pedestrian paths, we position them so wheelchair users, strollers, and mobility devices have a safer, smoother crossing while vehicles still have to slow down.
Why Portland property owners choose Precision Asphalt Portland
Working with a local company matters for traffic calming and asphalt accessories because the details of Portland’s climate and regulations are specific. Precision Asphalt Portland works regularly with neighborhood associations, property managers, schools, and small businesses across the metro area, so we understand how to balance livability concerns with the practical needs of delivery trucks, rideshare traffic, and bikes.
We stay familiar with local expectations around emergency access and collaborate with owners to place bumps and curbs in ways that do not create unnecessary delays for fire and medical response. For private streets or HOA roads, we can coordinate with your board and attend walkthroughs, explaining in plain language what each speed bump or curb change will do and what maintenance will look like over the next several years.
When the job is done, we stand behind our work. We walk the site with you, confirm that striping, signage, and accessories match the plan, and explain how to keep markings bright and joints sealed. If you are planning a larger paving or sealcoating project in the future, we can phase speed bump and curb installation so you are not paying twice for the same area. Our focus is long-term value, safer traffic flow, and a site that fits the way people in Portland really use it every day.
