18-wheeler overturns; Highway 3132 exit ramp to I-20 W closed The exit ramp from Highway 3132 W to I-20 W was closed Monday, May 3, 2021 after and 18-wheeler overturned. (Source: KSLA) By Rachael Thomas | May 3, 2021 at 10:46 AM CDT - Updated May 3 at 4:27 PM SHREVEPORT, La. (KSLA) - A wreck involving an 18-wheeler caused the exit ramp from Highway 3132 W to I-20 W to be closed for a portion of the morning on Monday, May 3. 18-wheeler wreck forces lane closures The wreck happened around 10:30 a.m. The exit ramp from Highway 3132 W to I-20 W was closed Monday, May 3, 2021 after and 18-wheeler overturned. (Source: KSLA)