Quick Verdict
A good striping bid evaluation compares specifications, not just bottom-line prices. The cheapest number often hides thin paint, no bead spec, missing traffic control, or a vague scope that turns into change orders. To compare striping bids fairly, get every bid on the same scope: material (paint vs thermoplastic), line footage and count, bead type and rate, surface prep, layout, and traffic control. The bid that spells all that out and carries proper insurance is almost always the better value, even when it is not the lowest.
What a real striping RFP should specify
A striping RFP that leaves scope vague guarantees apples-to-oranges bids. A tight RFP or scope sheet forces every contractor to price the same work. It should state:
- Total linear footage of long-line and the number of each stall, arrow, legend, and crosswalk
- Material -- waterborne paint or thermoplastic -- and mil thickness or application rate
- Glass bead type and rate for retroreflectivity
- Surface prep expected: sweeping, existing-line removal, restripe over old layout
- Layout responsibility: who lays out and verifies the pattern
- Traffic control and whether work is day or night
- Compliance targets: ADA stalls, fire lanes, MUTCD-consistent markings
- Warranty or expected service life
If your RFP does not name these, bidders will each assume differently and you cannot compare them. The road striping and line painting in Oregon pillar covers the underlying standards.
Comparing bids on equal footing
Once bids arrive, normalize them before you look at price. Put them side by side on the same line items and flag anything missing.
| Line item | Bid A | Bid B | Why it matters |
|---|---|---|---|
| Material and thickness | Thermoplastic | Paint | Drives life and price |
| Bead type and rate | Specified | Not stated | Night visibility |
| Line removal | Included | Excluded | Common change order |
| Traffic control | Included | Add-on | Big cost swing |
| Minimum / mobilization | Stated | Buried | Small-job pricing |
The line items that separate value from cheap
A few items reliably distinguish a durable striping job from a race to the bottom.
Material and life. Thermoplastic costs 2 to 4 times more than paint per foot but lasts far longer on high-traffic lines. On a low-traffic private drive, paint may be the smart choice. The right question is lifecycle cost, not first cost.
Surface prep and removal. Striping over dirty pavement or an old, conflicting layout fails fast. Grinding out old lines and sweeping is real labor. A bid that omits it is betting you will not notice until the line peels.
Bead and retroreflectivity. As covered above, beads are the whole point of a visible night line. A bid with no bead spec is a bid you cannot trust for a road.
Traffic control. Night work and lane closures carry real cost. A bid that leaves this out looks cheaper and bills higher.
For the full breakdown of what moves the number, see what drives road striping cost.
Cost expectations and the honest range
You cannot evaluate a bid without knowing the realistic range for the work.
Industry Baseline Range: long-line 4-inch paint runs roughly $0.15 to $0.60+ per linear foot; 4-inch thermoplastic runs roughly $0.60 to $2.50+ per linear foot; a re-stripe stall runs about $3 to $8+ each; most small jobs carry a $350 to $1,000+ minimum callout.
These are industry baseline ranges for planning only -- actual pricing depends on surface condition, layout complexity, material (paint vs thermoplastic), line footage, night/traffic-control needs, and current market conditions. Get a site-specific quote.
Current Market Reality
Real costs climb with thermoplastic, night work, traffic control, heavy layout, and long mobilization to remote sites. A bid far below the range is usually missing scope, not beating the market. Ask the low bidder what they left out before you assume they found efficiency.
Vetting the contractor, not just the number
Price is one axis. The other is whether the contractor can actually deliver.
- Confirm the contractor is licensed and insured. In Oregon, verify CCB licensing.
- Ask for comparable projects -- similar footage, similar surface, similar layout.
- Confirm they schedule around the dry-season window rather than promising work in the rain.
- Get the warranty in writing and understand what voids it.
- Check that layout and verification are included, not assumed.
A contractor who answers these cleanly and prices honestly is the safer bet even at a higher number.
Red flags in a striping bid
Beyond missing line items, certain bid patterns signal trouble. A price far below the others usually means omitted scope, not superior efficiency -- ask the low bidder exactly what they left out. A bid that promises work during a wet stretch, ignoring Oregon's weather constraints, is either using the wrong product or planning to short the cure. Vague scope language -- "stripe the lot" with no footage, counts, or material -- guarantees change orders. No mention of beads on a road job means no reliable night visibility. And a contractor who cannot show proof of CCB licensing and insurance is a liability you do not want on your property. Any one of these deserves a direct question before you sign.
Warranty and what actually stands behind the work
A warranty is only as good as what it covers and who honors it. Ask what the warranty includes -- does it cover premature fading, peeling, or bead loss, and for how long? Understand what voids it, such as damage from snowplows or sealcoat applied by someone else. Just as important is whether the contractor will still be around and reachable to honor it. A licensed, insured, established contractor who itemizes the work and stands behind it is worth more than a low bid with no accountability. The warranty conversation also reveals how confident the contractor is in their own material and application -- a crew that specs proper beads, prep, and cure has no reason to fear standing behind the result.
The Bottom Line
Evaluate a striping bid by scope first and price second. Normalize every bid to the same specification, flag the missing line items, and weigh lifecycle cost over first cost. The right contractor spells out material, beads, prep, and traffic control, carries proper insurance, and works within Oregon's realistic weather window. Cojo Excavation and Asphalt is CCB licensed and insured, based in Hood River and serving statewide Oregon and the I-5 corridor. See our striping services or request a free estimate to get a clear, itemized bid.