ɡˈɑːɹd ɹˈeɪlz ɪn ðɪs kˈeɪs ɑːɹ tˈɪpɪkli bˈoʊltᵻd tə ðə tɹˈæfɪk ɹˈeɪlz ˌɔn ˈiːtʃ ˈɛnd, wɪð ɐ klˈæmp plˈeɪst təwˈɔːɹdz ðə sˈɛntɚ tə pɹɪvˈɛnt mˈuːvmənt.
Guard rails in this case are typically bolted to the traffic rails on each end, with a clamp placed towards the center to prevent movement.