Note I did call CPD in realtime- hopefully they issued citations to both the vehicles involved and the construction site

Thank you for reporting your concern to City of Cambridge via Commonwealth Connect. We have reviewed the information you provided our staff and will be investigating this issue further.

In the future, if you see this type of activity, we encourage you to call the Cambridge Police non-emergency number at 617-349-3300 and an available, nearby officer will be dispatched to the location. Tell us how we're doing by completing a short survey at www.surveymonkey.com/r/CambServiceRequests

Per my comments above, I did call CPD while on-site. Were citations issued?