The calculated distance (air line) between Chahār Burj and Tīr Pul is approximately 58 miles respectively 93 kilometers.
By car or train, the actual journey to Tīr Pul is certainly longer, as only the direct route (as the crow flies) between Chahār Burj and Tīr Pul has been calculated here.
Air line (approximately)
93 kilometers
50 nautical miles