Parking Lot
ADA Parking Lot Compliance in Nyssa, Oregon: 2026 Guide
Cojo
May 30, 2026
7 min read
Nyssa sits right on the Snake River in Malheur County, at the eastern edge of Oregon where the Treasure Valley straddles the Idaho line. Known as the Thunderegg Capital and anchored by an agricultural economy of onions, sugar beets, and produce shipping, Nyssa's commercial properties — the downtown storefronts, the ag-supply and packing operations, the businesses serving cross-border traffic with nearby Ontario and the Idaho side — all share the same baseline ADA parking obligations as any lot in the state, regardless of how far east they sit.
For Nyssa business owners and property managers, accessible parking compliance is both a legal duty under the Americans with Disabilities Act and Oregon law, and a practical service to customers and employees with disabilities. This guide is a 2026 overview of what compliance requires under the 2010 ADA Standards and Oregon's accessible parking statute, ORS 447.233, with attention to the hot, dry high-desert conditions that shape eastern Oregon pavement. It complements rather than repeats our statewide ADA parking compliance guide for Oregon.
Required accessible spaces scale with total lot capacity at roughly one space per 25.
| Total Spaces | Required Accessible | Van-Accessible Minimum |
|---|---|---|
| 1–25 | 1 | 1 |
| 26–50 | 2 | 1 |
| 51–75 | 3 | 1 |
| 76–100 | 4 | 1 |
| 101–150 | 5 | 1 |
A note for agricultural operations: packing-house and warehouse employee lots count toward the total just like customer parking. A large seasonal-worker lot still needs its proportional accessible spaces.
Accessible stalls and their access aisles cannot exceed 2 percent slope in any direction on the finished surface. The accessible route from parking to the entrance cannot exceed 5 percent running slope and 2 percent cross slope. Nyssa's river-terrace and valley-floor lots are generally flat, but settlement and rutting from heavy ag equipment can push grades out of tolerance over time.
Every accessible stall needs an access aisle marked with diagonal hatching, kept flush and level with the stall, and connected to an accessible route to the entrance. Two stalls may share one aisle. No vehicle may park or stand in an aisle — a real discipline issue at ag lots where trucks and equipment stage near the building.
Each accessible space needs a vertical sign with the International Symbol of Accessibility, mounted so the bottom of the sign sits at least 60 inches above the ground and stays visible over a parked vehicle. Van-accessible stalls add a "Van Accessible" plate. Oregon requires a supplemental sign stating the fine for parking illegally in an accessible space — and because Nyssa borders Idaho, sign packages bought across the line may not include Oregon's fine plate. Verify your signs meet Oregon's requirement, not Idaho's. Our guide to ADA parking sign placement in Oregon covers mounting height and the fine plate.
ADA compliance extends to surface condition, and eastern Oregon's climate is hard on asphalt in its own way:
The accessible route from stalls to entrance must stay free of level changes over a quarter inch, cracks wider than a half inch, potholes, standing water, and loose surface. The combination of strong UV and thermal cycling means accessible markings here may fade as fast as in any wetter climate — inspect them annually.
Routine maintenance — sealcoating, crack sealing, patching, restriping existing markings — does not trigger new ADA obligations. But a full repave or significant reconstruction counts as an "alteration," obligating you to bring the path of travel into compliance to the maximum extent feasible, up to 20 percent of the project cost. If a Nyssa repave is on your horizon, an audit first lets you fold compliance into the same project. See our overview of the ADA compliance audit process.
Compliance work is priced as a range, and actual costs depend on condition and scope. A complete ADA-compliant accessible stall — symbol stencil, hatched aisle, and signage — has been baselined around $200 to $350 per space. Signage runs roughly $100 to $300 per sign installed. Slope correction and route repair are larger, variable line items. For eastern Oregon, travel distance can affect mobilization cost, so a local site visit gives the most accurate figure. See our professional striping services for what a Cojo project includes.
Understand what happens during an ADA parking compliance audit, common violations found in Oregon commercial lots, and how to prepare your property.
Complete guide to ADA parking requirements in Oregon, including space dimensions, van accessible standards, signage rules, and ORS 447.233 specifics for commercial property owners.
See real before-and-after results of commercial sealcoating projects in Oregon and learn how this affordable maintenance extends parking lot life by a decade or more.
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