St Dennis Parish Council

St Dennis Parish Council Road Safety Monitoring Report

Hendra Road (Top) SID Monitoring Report (July–August 2026)

Location: Hendra Road (Top) (Pole 6)
Monitoring Period: 14 July 2026 – 13 August 2026

Overview

The Speed Indicator Device (SID) was positioned at Pole 6 on Hendra Road (Top) to monitor vehicle speeds and traffic volumes over a one-month period. The collected data provides an overview of traffic activity and driver behaviour at this location and supports ongoing road safety monitoring by the Parish Council.

Traffic Volumes

A total of 2,151 vehicle movements were recorded during the monitoring period. This figure represents all vehicles recorded travelling in both directions past the SID location.

Typical Speeds

The recorded average speeds were:

• Incoming average speed: 17.73 mph.

• Outgoing average speed: 19.49 mph.

• Overall average speed: 18.96 mph (weighted average across all recorded vehicles).

Speed percentile data indicates:

• Approximately 50% of vehicles travelled at 18 mph or below.

• Approximately 85% of vehicles travelled at 22 mph or below.

Vehicles Travelling at or Below the Speed Limit

The recorded speeds show a high level of compliance with the20 mph speed limit. Median speeds remained below 20 mph in both directions, indicating that the majority of motorists travelled at appropriate speeds for the road environment.

Vehicles Travelling Above the Speed Limit

While most motorists complied with the speed limit, a smaller proportion exceeded 20 mph. The 85th percentile speed reached 22 mph, indicating that higher-speed movements were relatively limited.

Highest Speeds Recorded

The highest speeds recorded during the monitoring period were:

• Incoming maximum speed: 27 mph.

• Outgoing maximum speed: 34 mph.

• Overall maximum speed recorded: 34 mph.

Key Takeaways

• 2,151 vehicle movements were recorded.

• The overall average speed was 18.96 mph.

• 50% of vehicles travelled at approximately 18 mph or below.

• 85% of vehicles travelled at approximately 22 mph or below.

• The highest recorded speed was 34 mph.

Conclusion

The SID data for Pole 6 Hendra Road (Top) - 2026-07-14_2026-08-13_ recorded 2,151 vehicle movements between 14 July and 13 August 2026. Average vehicle speedsremained below 20 mph overall, with a weighted average speed of approximately 19 mph.The majority of motoristscomplied with the20 mph speed limit, with 85% of vehicles travelling at 22 mph or below. A small number of higher speeds were recorded, with a maximum speed of 34 mph. The Parish Council will continue tomonitor traffic conditions and use SID data to inform future road safety decisions.