Four total lanes, one lane in each direction for general traffic and one lane in each direction reserved for transit, crossing Marolt Open Space and connecting with Main Street at 7th Street.
Build a new inbound two-lane road across Marolt Open Space and keep outbound traffic on the current S curve. This would mean one general purpose lane and one bus lane in each direction.
Keep the S curve and replace the two-lane overpass bridge over Castle Creek in its current location with three lanes.
New two-lane inbound road across Marolt Open Space (one general purpose lane and one bus lane) and keep outbound traffic on the existing bridge and roadway using the S curves (one general purpose lane and one bus lane), with a bypass of the roundabout back into town.