A Caltrans working group composed of West Marin residents and a host of government representatives has determined that a retrofit option for Point Reyes Station’s 86-year-old Green Bridge is likely too problematic to pursue.

“Since extensive effort and cost would be required with no long-term benefit, the [working group] supported not carrying this alternative into further review,” a newsletter Caltrans released on Monday stated.

The Point Reyes Station Village Association’s representative on the working group,…