Boston Mayor Marty Walsh is poised to cruise to a second term this year, but an expected electoral landslide doesn’t mean everyone is happy. Transportation advocates in “America’s Walking City” say the past four years have brought big promises, but not much on-the-ground progress for walking, bicycling and transit.

“The administration has done a lot of the right planning, and they’ve adopted a lot of the right policies,” says Matt Lawlor, a land use lawyer and Roslindale resident who serves on th…