Traffic on

Calm right now

Current traffic on US Route 421 in Indiana — accidents, roadworks and closures in real time.

Road status

Indiana (6)

US 421 in both directions (Mile Point 134.33 - 124.25): Road closed.

Between IN 75 (Frankfort) and IN 26 (Rossville). The road is closed because of construction work. All lanes are closed in both directions of travel. Until December 1, 2026 at about 11:59PM EDT. Comment: BOX CULVERT REPLACEMENT DETOUR SET FOR SR 26 AND SR 75 HARD CLOSURE SET JUST N OF 800 N

Traffic messageCritical

US 421 (Mile Point 48.01 - 45.9): Road closed.

Between S 280 E (2 miles south of the Greensburg area) and E 100 S (Greensburg). The road is closed. See map for detour(s). Until October 9, 2026 at about 12:00PM EDT. Comment: US 421 (Mile Point 48.01 - 45.9): Road closed. Between S 280 E (2 miles south of the Greensburg area) and E 100 S (Greensburg). The road is closed. See map for detour(s). Until September 30, 2026 at about 12:00PM EDT.

Traffic messageModerate

US 421 (Mile Point 128.73 - 128.8): Gross weight limit in effect.

Between CR Rd 300 N and IN 38 (3 miles north of the Frankfort area). There is a weight limit in effect . There is an axle load limit in effect . No vehicles over 76,000 lbs . Axle weight limit 20,000 lbs . Until September 28, 2035 at about 11:59PM EDT. Comment: Permanent Restriction. No gross vehicle weight exceeding 76,000 lbs, or individual axle weights exceeding 20,000 lbs, are permitted over the US 421 truss bridge over Kilmore Creek @ RP 128.767.

Traffic messageModerate

US 421 in both directions (Mile Point 126.81 - 126.86): Gross weight limit in effect.

Between W Co Rd 200 N and CR Rd 300 N (1 mile north of the Frankfort area). There is a weight limit in effect . There is an axle load limit in effect . No vehicles over 135,000 lbs . Axle weight limit 20,000 lbs . Until September 28, 2040 at about 11:59PM EDT. Comment: Permanent Restriction. No gross vehicle weight exceeding 135,000 lbs, or individual axle weights exceeding 20,000 lbs, are permitted over the US 421 truss bridge over South Fork Wildcat Creek @ RP 126.832.

Traffic messageSevere

US 421 in both directions (Mile Point 206.83): Permitted oversize loads are prohibited.

At IN 8 (La Crosse). Permitted oversize loads are prohibited . Until January 1, 2040 at about 11:59PM CDT. Comment: Due to the width of the intersection, only legal length (53 feet maximum) traffic is permitted to turn from NB or SB US-421 onto EB or WB SR-8 at La Crosse, IN. This over-length closure does not affect or include through traffic or traffic turning from SR-8 onto US-421 at this intersection.

Traffic messageModerate

US 421 (Mile Point 117.09 - 124.25): Width limit in effect.

Between IN 29 (4 miles south of the Frankfort area) and IN 75 (Frankfort). There is a width limit in effect . Width limit 10'0" . Until September 28, 2040 at about 11:59PM EDT. Comment: Permanent Restriction: This restriction applies due to the sharp curves in Frankfort.

History (last 30 days)

Past2

...