Location: US-36 and Interlocken Loop, Broomfield Just after the 121 junction, we’ll approach an indirect connector to the Northwest Parkway, which doesn’t connect directly to 36. There will be no additional NW Pkwy signage from this direction. Location: US-36 and Interlocken Loop, Broomfield Reassurance shield after the 121 interchange Location:  US-36 and Flatiron Crossing Dr, Broomfield … Continue reading U.S. Route 36, CO-121 to CO-170