A female police officer eventually yelled "stop shouting at me, I've had enough" and accused him of being "very intimidating".

Traffic calming

U.S. Department of Transportation Federal Highway Administration 1200 New Jersey Avenue, SEWashington, DC 20590 202-366-4000

Speed bump

The jurors heard in the video how he had been warned "we've got Tasers, stop" and "you're being aggressive, I will Taser you" by the officers.

Additional information is available via the Crash Modification Factors (CMF) Clearinghouse. The Crash Modification Factors (CMF) Clearinghouse is an online repository of CMFs, along with supporting documentation, to help transportation engineers identify the most appropriate countermeasure for their safety needs.

Mr Byberi was heard shouting "I cannot trust that you are police, that's fake uniform and you know it", before also accusing an officer of trying to "take my stuff".

Rumble strips are an effective countermeasure for reducing roadway departure crashes. The noise and vibration produced by rumble strips alert drivers when they leave the traveled way. Rumble stripes is the term used for rumble strips painted with a retroreflective coating to increase the visibility of the pavement edge at night and during inclement weather conditions.

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Rumblestrips

Research has shown that installing rumble strips can reduce severe crashes. The following tables illustrate the safety effectiveness of center line and shoulder rumble strips. This information, along with additional statistics, is contained in NCHRP 641: Guidance for the Design and Application of Shoulder and Center Line Rumble Strips. 2009.

Rumble Strips: A Sound Investment (FHWA-SA-07-024) is an informational DVD on shoulder and center line rumble strips and rumble stripes that provides a general introduction for decision makers and practitioners. For a DVD of this resource, please send a request to report.center@dot.gov and include the publication number and title, along with the number of copies and your mailing address and phone number. Requests will be filled based on availability.

Police previously said Sali Byberi was resisting arrest - for allegedly assaulting an officer - at his home in Braintree in November 2022.

The provisional cause of death after a forensic post-mortem examination was given as "complications resulting from acute cocaine toxicity".

Mr Byberi was seen running out of the flat and down a corridor, as his behaviour escalated, and a single Taser was discharged multiple times as he was accused of resisting arrest on suspicion of assaulting an officer.