Indiana Department of Transportation LA PORTE COUNTY, Ind. - Indiana Department of Transportation will have additional lane closures on eastbound I-94 between S.R. 49 and US 421 starting on Tuesday, and weekend ramp closures at I-94 and US 421 on Friday. On Tuesday, the eastbound work zone will be extended three miles west to S.R. 49 for drainage work to install a pipe at mile-marker 27. This work is expected to take three weeks. Ramp closures will occur for two weekends at the I-94 and US 421 interchange for pavement restoration. Ramps will close on Friday around 9 p.m. and reopen by Monday at 5 a.m. US 421 traffic will have access to one entrance ramp in both directions of I-94. Both directions of I-94 will have one US 421 exit ramp available but only for one direction of US 421. The ramp closure schedule is weather dependent and subject to change but is currently as follows: Friday - Sept. 14: Sept. 18- 21: INDOT encourages drivers to allow extra time and use caution when traveling through this area.