New federal highway data has revealed that a section of I-10 in Acadiana is among the deadliest in Louisiana. The stretch of I-10 between Louisiana Avenue in Lafayette and Grand Point Highway in St. Martin Parish has seen 14 deadly crashes that claimed the lives of 15 people over the past five years. The area is the only roadway section in Acadiana to rank among the state’s most deadly 10-mile stretches. Experts point to mobile phone use as a major contributing factor. It was also noted that speeding has become a problem on this part of I-10, especially after it was widened to three lanes from the I-49 interchange to the Henderson-Cecilia exit…