Road Repair

var target = creep.pos.findClosestByPath(FIND_STRUCTURES, {
        filter: function(object) {
            return object.hits < object.hitsMax && object.structureType === STRUCTURE_ROAD;
        }
        });
        if(target) {
            creep.say('repairing');
            creep.moveTo(target);
            creep.repair(target);
        }