Council Member Jimmy Van Bramer, who has yet to take a position on DOT's plan, could put it over the top if he endorses the project ahead of the full board vote on Thursday.
Students and faculty want more space for walking and biking by LaGuardia Community College, but DOT says Thomson Avenue has to accommodate bridge traffic.
Community Board Chair Denise Keehan-Smith doesn't want to discuss protected bike lanes at an upcoming "safety workshop" about Skillman Avenue and 43rd Avenue.