I-45 Gulf Freeway The latest list of drive times, lane closures and more… Lane Closure: IH-45 Gulf Southbound Exit Ramp To Wayside/US-90 AlternateLane Closure: IH-45 Gulf Southbound Exit Ramp To Griggs RdTravel Time: IH-45 Gulf Southbound from IH-610 South Loop to Beltway 8-SouthTravel Time: IH-45 Gulf Southbound from IH-610 South Loop to NASA Road OneIncident: IH-45 Gulf Southbound At SH-3/Monroe Rd – Stall
