21. So are the solar panels hovering above emergency call boxes along stretches of remote highways. 22. The stretch of I-91 in Massachusetts was the last section that featured motorist-aid call boxes . 23. But will they keep so cool when their beloved freeway call boxes come under assault? 24. Call boxes are located every mile on either side.25. Emergency call boxes are spaced every half-mile ( . 8 km ) along the bridge. 26. Most of those call boxes are not likely to be fixed because of the systems'advanced age. 27. People expect the call boxes to be there. 28. In conjunction with these surveillance cameras, Drexel operates over fifty emergency call boxes located around campus. 29. In California, call boxes are identified by their mileage through individual counties using postmiles for reference. 30. We are not saying call boxes are useless.
