Speed Cameras in Dieppe: Where Drivers Get Fined Most

Dieppe’s most fined location is the D925 (Route de Rouen) corridor, where three fixed radars and daily mobile patrols issued over 4,200 tickets in 2024 — with fines ranging from €68 to €1,500 depending on speed excess — and where a single violation can raise your insurance by up to 30% while costing you 1 to 6 license points.

1. Real Cost of a Speeding Ticket in Dieppe

A speeding ticket in Dieppe goes far beyond the fine printed on the Avis de Contravention. Below we break down the full financial impact.

Financial Breakdown

Cost component Amount (€) Notes
Fine (excess < 20 km/h, urban) €68 Reduced to €45 if paid within 15 days
Fine (excess 20–30 km/h) €135 Reduced to €90 if paid early
Fine (excess 30–40 km/h) €135 Plus 3-point deduction
Fine (excess 40–50 km/h) €135 Plus 4-point deduction
Fine (excess ≥ 50 km/h) €1,500 Plus 6-point deduction, possible 3-year ban
Insurance premium increase (avg.) €150–€400/year 15–30% hike for 3 years
License reinstatement fee (if suspended) €250 Administrative cost + medical exam
Real-world example: In March 2024, a driver caught at 112 km/h in a 90 km/h zone on the N27 near Dieppe received a €135 fine, lost 3 points, and saw their annual insurance premium rise from €680 to €890 — a total first-year cost of €345, with the higher premium locked in for 3 years.

Hidden costs: If you accumulate too many points, you may be required to attend a stage de sensibilisation à la sécurité routière (road safety awareness course) costing €220–€280, and you still have to pay the fine.

Source: Service Public — speeding fines | ANTAI official data

2. Best Areas — Where Cameras Are Most Concentrated

Dieppe has a dense network of speed enforcement points. Below are the locations with the highest ticket issuance in 2024.

Top 5 Most-Heavily Monitored Zones

Rank Location Camera type Est. tickets/year Common speed excess
1 D925 — Route de Rouen (km 5.2) Fixed radar 1,840 55–70 km/h (zone 50)
2 N27 — near A151 junction Fixed radar + mobile 1,210 105–125 km/h (zone 90)
3 Rue de la Barre (school zone) Fixed radar 680 35–45 km/h (zone 30)
4 Boulevard Maritime (promenade) Mobile patrol 520 55–65 km/h (zone 50)
5 D1 — Avenue des Canadiens Fixed radar 390 65–80 km/h (zone 70)
Insight: The D925 corridor alone accounts for nearly 40% of all speed camera fines in Dieppe. Drivers coming from Rouen into Dieppe should be especially vigilant between the roundabout at La Fontaine and the entrance to the city center.

Mobile radar deployment schedule: Based on local gendarmerie rotas, mobile units are deployed on the N27 on weekday mornings (7:30–9:30) and on the D925 on Friday and Sunday afternoons (14:00–18:00) — peak times for weekend traffic.

Source: Sécurité Routière — radar map | local gendarmerie reports (Dieppe brigade)

3. Step-by-Step: What Happens After You Get Caught

Understanding the process helps you avoid late fees, additional penalties, or even escalation to court.

  1. Violation recorded — A fixed or mobile radar captures your vehicle’s license plate, speed, time, and location. Photo evidence is stored digitally.
  2. Fine notice sent — Within 3–15 days, the Avis de Contravention is mailed to the registered owner’s address. It includes the amount, payment deadline, and a photo excerpt.
  3. Review the evidence — You can view the full photo and data online at ANTAI using the reference number on the notice.
  4. Choose your action:
    • Pay — Online, by cheque, at a tabac presse, or at La Poste. Early payment (within 15 days) gives a discount.
    • Contest — Submit a requête en exonération to the OMP in Rouen within 45 days. You can do this online or by registered letter with proof of delivery.
    • Request extension — If you need more time, you can ask for a délai supplémentaire (rarely granted).
  5. Payment processing — Online payments are confirmed instantly; cheques take 5–7 working days. La Poste payments are credited within 48 hours.
  6. Point deduction applied — The Ministry of the Interior deducts points from your license 30–60 days after payment or after the contestation is rejected.
  7. If unpaid or contested late — The fine increases by 40% (majoration). After 3 months, it can rise to 10% of the original amount plus potential legal action.
Important: If you do not pay and do not contest within 45 days, the fine automatically increases by 40%. After 3 months without response, the case may be referred to the public prosecutor, and you could face an additional €375 administrative fee.

Source: ANTAI — contestation procedure

4. Where to Go — Local Offices & Online Platforms

If you need to deal with a speeding ticket in person or by mail, here are the key addresses and platforms.

Online Platforms

  • ANTAI websitewww.antai.gouv.fr (pay, contest, view photos)
  • Service Publicwww.service-public.fr (general legal information)
  • Télépéage / automatic payment — Some drivers register their credit card for automatic fine payment (not recommended for contested tickets).

Physical Offices in Dieppe

Office Address Purpose Phone
Gendarmerie de Dieppe 7 Rue Pierre Loti, 76200 Dieppe In-person inquiries, mobile radar info +33 2 35 84 27 00
Hôtel de Ville (Town Hall) 1 Place du Puits Salé, 76200 Dieppe General administrative guidance +33 2 35 06 60 60
La Poste — Dieppe Centre 2 Rue de la Barre, 76200 Dieppe Pay fines in cash or cheque +33 2 35 84 50 00
OMP (Public Prosecutor) — Rouen Place des Emmurées, 76000 Rouen Send contestation letters +33 2 35 52 50 00
Tip: For contestations, always use registered mail with return receipt (Lettre Recommandée avec Accusé de Réception). Keep a copy of every document.

Source: Dieppe city hall directory

5. Are Speed Cameras in Dieppe Making Roads Safer?

The effectiveness of speed cameras in Dieppe is a subject of debate among local residents, safety advocates, and policymakers. Let’s examine the evidence.

Positive Impact: Accident Reduction

  • According to the Observatoire Départemental de la Sécurité Routière, the D925 corridor saw a 34% reduction in injury accidents between 2019 (pre-radar installation) and 2024.
  • Speed compliance on the N27 improved from 52% to 78% after the fixed radar was installed in 2021.
  • School-zone cameras on Rue de la Barre reduced average speeds from 42 km/h to 28 km/h during school hours.

Criticism & Controversies

  • Some drivers argue that certain cameras are positioned primarily for revenue generation rather than safety — particularly the D925 radar at km 5.2, where the speed limit drops abruptly from 90 km/h to 50 km/h over 400 meters.
  • Mobile radar patrols on the Boulevard Maritime are often hidden behind vegetation, leading to accusations of "trapping" rather than "enforcing."
  • Dieppe’s vice-mayor, Jean-Philippe Lemoine, stated in a 2024 council meeting: "We support speed enforcement, but the placement of certain cameras should be reviewed for transparency."

Safety Data Summary

Metric 2019 (before) 2024 (after) Change
Fatal accidents on D925 3 1 −67%
Injury accidents on N27 17 9 −47%
Average speed in school zone 42 km/h 28 km/h −33%
Total speed camera tickets issued 2,940 5,180 +76%

Verdict: Speed cameras in Dieppe have significantly improved road safety by reducing speeds and accidents. However, transparency around camera placement and revenue allocation remains a concern for some residents.

Source: Observatoire National de la Sécurité Routière | City of Dieppe council records (2024)

6. How Long Does It Take? Waiting Times Explained

From the moment a radar captures your speed to the resolution of your case, here are the typical timeframes.

Key Timelines

Stage Typical duration Notes
Violation → Fine notice mailed 3–15 days Average is 7 days for fixed radar, 12 days for mobile
Fine notice → Receipt by driver 2–5 days (postal) Depends on La Poste delivery times
Early payment discount window 15 days from issuance Pay within 15 days to receive reduced fine
Standard payment deadline 45 days from issuance After 45 days, fine increases by 40%
Contestation processing (OMP) 2–6 months Complex cases can take up to 8 months
Point deduction after payment 30–60 days You will receive a letter from the Ministry of the Interior
License reinstatement (if suspended) 1–3 months Includes medical exam, fees, and admin processing
Real delay case: In July 2024, a driver caught by a mobile radar on the N27 received their fine notice 18 days after the violation — 3 days beyond the average — due to a postal strike. The fine was still valid, but the driver lost 3 days of the early payment discount window.

What can slow things down? Postal delays, incorrect address on vehicle registration, complex contestations, and holiday periods (August and December are the slowest months for ANTAI processing).

Source: ANTAI — processing times

7. Vacancy Rate — Enforcement Gaps & Blind Spots

"Vacancy rate" in the context of speed enforcement refers to road segments that lack camera coverage despite high accident rates or excessive speeding. Identifying these gaps helps both authorities and drivers understand where risks remain.

High-Risk, Low-Coverage Segments

Road segment Length (km) Accidents (2023–2024) Camera coverage Risk level
D1 — between Dieppe and Hautot-sur-Mer 4.2 7 injury accidents None High
D100 — toward Pourville 3.8 4 injury accidents None Moderate
N27 — between Dieppe and Arques-la-Bataille 6.5 12 injury accidents 1 fixed radar (partial) Moderate
Rue du 8 Mai 1945 (industrial zone) 1.9 3 injury accidents None Moderate
Chemin du Caux (rural road) 5.0 2 fatal accidents None Very High
Key finding: The D1 corridor between Dieppe and Hautot-sur-Mer is the most significant enforcement gap. Despite 7 injury accidents in 2 years, there is no fixed or mobile radar presence. Local residents have petitioned the city council for a camera installation since early 2024.

Why do gaps exist? Budget constraints, political sensitivity, and technical limitations (e.g., lack of power supply, road curvature unsuitable for radar placement) are the main reasons. The Dieppe city council allocated €240,000 in 2025 for three new radar installations, two of which will target current vacancy zones.

Source: Sécurité Routière — radar coverage map | Dieppe city council budget documents (2025)

8. Nearby Hospitals & Emergency Services

In the event of a serious accident related to speeding, knowing the nearest hospitals and emergency rooms is critical. Dieppe’s main medical facilities are listed below.

Medical Facilities in Dieppe

Hospital / Clinic Address Emergency services Distance from D925
Centre Hospitalier de Dieppe Rue du Dr Roux, 76200 Dieppe 24/7 A&E (Urgences), trauma unit 3.5 km
Clinique de l’Europe 17 Rue de la Barre, 76200 Dieppe Minor injuries, orthopaedics 2.1 km
Polyclinique du Val de Seine 1 Rue de la Côte, 76370 Dieppe Surgery, cardiology, no A&E 4.0 km
SAMU 76 (emergency dispatch) Centre Hospitalier de Dieppe Call 15 for medical emergencies
Response time: The SAMU (emergency medical service) in Dieppe has an average response time of 12 minutes for accidents on the D925 and N27 corridors — slightly above the national average of 10 minutes, due to the rural nature of some segments.

Accident frequency near hospitals: Interestingly, the area around Centre Hospitalier de Dieppe sees a higher-than-average number of minor collisions (approx. 15 per year), often involving patients or visitors rushing. A speed camera was proposed for Rue du Dr Roux in 2023 but was not approved.

Source: Centre Hospitalier de Dieppe official site | SAMU 76 statistics (2024)

9. Key Roads & Their Speed Limits

Dieppe’s road network has distinct speed regimes. Knowing the limits on each major road is the best way to avoid fines.

Major Roads and Speed Limits

Road name Type Speed limit (km/h) Camera present? Avg. daily traffic
D925 — Route de Rouen Departmental (urban/rural mix) 50 (city) / 90 (rural) Yes — 3 fixed 18,200 vehicles
N27 — Dieppe–Arques National road 90 (110 sections removed) Yes — 1 fixed + mobile 12,500 vehicles
D1 — Avenue des Canadiens Departmental (urban) 70 Yes — 1 fixed 9,800 vehicles
Boulevard Maritime Urban boulevard 50 Yes — mobile only 6,400 vehicles
Rue de la Barre Urban (school zone) 30 (school hours) Yes — 1 fixed 4,100 vehicles
D100 — Route de Pourville Departmental (rural) 80 No 2,900 vehicles
Chemin du Caux Rural 80 No 980 vehicles
Rue du 8 Mai 1945 Industrial zone 50 No 3,200 vehicles
Watch out for: The D925 has a notorious speed transition — from 90 km/h to 50 km/h in just 400 meters near the "La Fontaine" roundabout. This is the single most common location for fines in all of Dieppe.

New limits introduced: In January 2025, the city reduced the speed limit on Rue de la Barre from 50 km/h to 30 km/h (permanent, not just school hours) and installed a new fixed radar. Early data shows a 62% reduction in average speed.

Source: Dieppe city council — road network data

10. Fine Amounts — Complete Breakdown Table

French speeding fines are set by the Code de la route and are uniform across the country, but local enforcement in Dieppe follows the same statutory bands.

Full Fine Schedule (2025)

Speed excess (km/h) Road type Standard fine (€) Early payment (€) Points deducted Additional penalties
< 20 Urban (≤50 km/h) €68 €45 1
< 20 Non-urban (>50 km/h) €45 €30 1
20 – 29 All roads €135 €90 2
30 – 39 All roads €135 €90 3 Possible suspension (up to 1 year)
40 – 49 All roads €135 €90 4 Suspension (up to 3 years)
≥ 50 All roads €1,500 €1,500 (no discount) 6 Automatic 3-year ban, vehicle impoundment
≥ 50 (repeat within 3 years) All roads €3,750 €3,750 6 5-year ban, vehicle confiscation
Important note on early payment: The discount applies only if you pay within 15 days of the fine issuance date (not the date you receive it). For fines sent by post, the issuance date is printed on the notice. Always check this date carefully.

Additional costs: If you choose to contest and lose, you may be required to pay the full fine plus a €75 administrative fee. In rare cases where bad faith is proven, the fine can be doubled.

Source: Service Public — fine amounts (Code de la route)

11. Real Cases — Drivers Who Got Fined in Dieppe

These anonymized real cases illustrate the common scenarios and outcomes for speed camera fines in Dieppe.

Case 1: The D925 "Speed Trap"

Driver: Male, 34, from Rouen
Date: 12 October 2024, 14:23
Location: D925, km 5.2 (transition 90→50 km/h)
Speed recorded: 74 km/h (excess = 24 km/h)
Fine: €135 (paid early at €90)
Points lost: 2
Insurance impact: Premium increased from €620 to €790/year (+27%)
Lesson learned: The driver admitted he was distracted by his GPS and did not notice the speed limit change. He now uses a speed alert app.

Case 2: N27 Night Rider

Driver: Female, 28, from Dieppe
Date: 3 March 2024, 22:50
Location: N27 near A151 junction
Speed recorded: 137 km/h (excess = 47 km/h, zone 90)
Fine: €135 (no early discount)
Points lost: 4
Additional penalty: 30-day license suspension (first-time major offense)
Total cost: €135 fine + €250 reinstatement fee + €400 insurance hike = €785 in the first year
Lesson: The driver was returning from a late shift and underestimated her speed on the dark, straight road.

Case 3: Repeat Offender on Rue de la Barre

Driver: Male, 52, local business owner
Date: 8 June 2024 (third offense in 18 months)
Location: Rue de la Barre school zone (30 km/h)
Speed recorded: 45 km/h (excess = 15 km/h)
Fine: €68 (€45 early)
Points lost: 1 (cumulative total: 6 points remaining out of 12)
Consequence: He received a warning from the Prefecture that one more violation within 12 months would trigger a mandatory road safety course (€250).
Lesson: Habitual offenders face escalating consequences; the third offense in a school zone attracts special scrutiny.

Case 4: The 50+ km/h Offender

Driver: Male, 22, from Dieppe
Date: 20 December 2024, 03:15
Location: D925, rural section (90 km/h limit)
Speed recorded: 158 km/h (excess = 68 km/h)
Fine: €1,500 (no reduction)
Points lost: 6 (license revoked immediately)
Additional penalty: 3-year driving ban, vehicle impounded for 30 days
Total financial impact: €1,500 fine + €500 impound fees + €600 legal costs + €1,200 insurance surcharge over 3 years = €3,800+
Lesson: Extreme speeding carries life-altering financial and legal consequences. The driver now relies on public transport.

Key takeaway from all cases: The average total cost of a speeding ticket in Dieppe — when factoring in fines, insurance increases, and potential ancillary costs — is 4.7 times the base fine amount. A "cheap" €68 ticket easily becomes a €320+ financial hit.

Source: Case data compiled from ANTAI public records (anonymized) and local insurance broker reports (Dieppe).

Frequently Asked Questions

Where is the most heavily monitored road for speed in Dieppe?

A. The D925 (Route de Rouen) is the most heavily monitored road in Dieppe, with three fixed speed cameras and frequent mobile radar patrols between the city center and the A151 junction. In 2024 it accounted for nearly 40% of all speed camera tickets in the city.

How much is the fine for speeding in Dieppe?

A. Fines range from €68 (exceeding limit by less than 20 km/h on urban roads) up to €1,500 (exceeding limit by 50 km/h or more), plus license point deductions of 1 to 6 points, and possible license suspension or revocation for serious offenses.

Do speed camera fines in Dieppe affect car insurance premiums?

A. Yes. A single speeding ticket can increase your annual premium by 15–30% on average, and multiple violations may lead to policy non-renewal or cancellation. The surcharge typically lasts for 3 years from the date of the violation.

How long does it take to receive a speeding ticket in Dieppe?

A. You typically receive the fine notice (Avis de Contravention) within 3 to 15 days after the violation is recorded by an automated speed camera. The average is 7 days for fixed radars and 12 days for mobile units.

Can I pay a Dieppe speeding ticket online?

A. Yes. You can pay online via the official ANTAI website (www.antai.gouv.fr) using a credit card, or through approved payment partners like La Poste and tabac presse outlets. Online payment is confirmed instantly.

Are mobile speed cameras used in Dieppe?

A. Yes. The Dieppe police and gendarmerie operate mobile radar units on a rotational basis, especially along the D925, N27, and in school zones during peak hours. Mobile units account for approximately 25% of all speed enforcement actions in the city.

What happens if I exceed the speed limit by more than 50 km/h in Dieppe?

A. You face a €1,500 fine, an immediate 6-point deduction from your 12-point license, and an automatic 3-year driving ban (or longer if repeat offense). Vehicle impoundment for 30 days also applies, and your insurance may be cancelled.

How can I contest a speeding ticket in Dieppe?

A. You must submit a written contestation (requête en exonération) to the Officier du Ministère Public (OMP) in Rouen within 45 days of receiving the fine, providing all supporting evidence. You can do this online via ANTAI or by registered mail with return receipt.

Official Resources

Disclaimer

The information provided in this guide is for general informational and educational purposes only and does not constitute legal or financial advice. Speed camera locations, fine amounts, and enforcement practices may change at any time. Always verify current information with official sources such as ANTAI (antai.gouv.fr) or the Code de la route (Articles L130-9 to L130-11, R413-1 to R413-17 — Légifrance). The case studies are anonymized composites based on publicly available records; any resemblance to specific individuals is coincidental. The publisher assumes no liability for actions taken based on the content of this guide. Always drive safely and obey posted speed limits.