Interstate 44 (I‑44)

Interstate 44 (I‑44)
State	MO-OK-TX
Route	44
Type	Interstate
Length mi	633.79
Established	1958
Direction a	West
Terminus a	Caddo County (near Burkburnett)
Direction b	East
Terminus b	St. Louis County (near Richards-Gebaur Memorial Airport)

Contents

Interstate 44 (I‑44) is an east–west Interstate Highway running from the vicinity of Burkburnett near the Texas–Oklahoma border through central and southern Oklahoma, across Missouri to the eastern suburbs of St. Louis. The route connects metropolitan areas, military installations, historical sites, and transportation corridors, serving as a primary link between Wichita Falls, Lawton, Oklahoma City (via connectors), Tulsa, Joplin, Springfield, and the St. Louis metropolitan area.

Route description

I‑44 begins near Burkburnett at a junction with US 277 and proceeds northeast through Caddo County, passing near Lawton and providing access to Fort Sill. In Oklahoma City corridors, the route ties into the Will Rogers World Airport approach network and interacts with Interstate 35, Interstate 40, and I‑235 via connectors and urban freeways. East of Tulsa, I‑44 follows portions of the historic US 66 alignment, traversing suburbs like Jenks and Broken Arrow and crossing the Arkansas River. Entering Missouri, I‑44 passes through the Ozarks, serving Joplin—near Tri-State Mine site areas—and continues through Springfield where it intersects Interstate 65-level corridors and regional arteries such as US 60. Northeastward, the highway bypasses Rolla and passes near Fort Leonard Wood before reaching the Meramec River valley and approaching the St. Louis area, where it connects with I‑270 and terminates at former airfield-adjacent interchanges near Richards-Gebaur Memorial Airport.

The corridor that became I‑44 traces roots to early 20th-century auto trails including the Ozark Trail and alignments of US 66 and US 66 in Oklahoma. The Interstate designation, approved as part of the 1956 Federal-Aid Highway Act of 1956 program, advanced construction projects funded by the Federal Highway Administration and state departments such as the Oklahoma Department of Transportation and the Missouri Department of Transportation. Major milestones included construction of urban segments in Tulsa, the reconstruction of the Will Rogers Turnpike, and the establishment of the Turner Turnpike and Skelly Drive connections. The route absorbed and superseded many U.S. Route alignments, and sections were renumbered or realigned during expansions related to growth in Wichita Falls, Lawton, and the Springfield metro. Federal, state, and local agencies, including the U.S. Army Corps of Engineers for river crossings and the National Park Service for historic preservation along Route 66 corridors, influenced corridor changes. Major reconstruction projects occurred after events such as regional tornado outbreaks and in response to freight traffic increases tied to industries around Joplin and St. Louis.

I‑44 provides access to numerous landmarks and institutions: Fort Sill, Oklahoma State University–OKC area connectors, downtown Tulsa cultural districts near the Philbrook Museum of Art and Cain's Ballroom, the Claremore vicinity with Will Rogers Museum, the George Washington Carver National Monument area near Diamond, and the Wilson's Creek National Battlefield proximity in the Springfield region. Scenic segments run through the Ozark Mountains offering views toward the Mark Twain National Forest and river valleys like the Meramec River. Interchanges provide access to airports including Will Rogers World Airport, Tulsa International Airport, Springfield–Branson National Airport, and inbound corridors to St. Louis Lambert International Airport. The corridor intersects historic transportation sites such as remnants of the Frisco Railroad and industrial zones connected to the Anheuser-Busch Brewery region near St. Louis.

Major interchanges include junctions with I‑40 and the Turner Turnpike east of Oklahoma City, the Broken Arrow Expressway interchanges in Tulsa, the junction with US 71 near Joplin, the crossroads with US 65 in Springfield, the interchange with Historic Route 66 alignments, and the I‑270/I‑470 complex serving the St. Louis suburbs. The highway contains auxiliary ramps to state routes such as Missouri Route 13, Missouri Route 66, Oklahoma State Highway 51, and connectors to regional roads including US 69 and US 75.

Traffic volumes vary widely: urban segments near Tulsa and Springfield register higher average daily traffic counts, influenced by commuter flows to employment centers like Wichita Falls industrial parks, Downtown Tulsa business districts, and St. Louis logistics hubs. Freight movements connect to intermodal facilities such as the Port of St. Louis and rail yards formerly operated by carriers like the Burlington Northern Santa Fe Railway and Union Pacific Railroad. Maintenance responsibilities rest with state agencies including the Oklahoma Department of Transportation and the Missouri Department of Transportation, with funding from programs overseen by the Federal Highway Administration and periodic contracts with engineering firms like AECOM and Parsons Corporation for reconstruction, pavement rehabilitation, bridge replacement, and ITS deployments.

Proposed projects on and near the corridor include capacity improvements, interchange redesigns, and multimodal integration studies involving agencies such as the Metropolitan Tulsa Transit Authority, Ozark Regional Transit, and regional planning commissions like the Springfield Area Transportation Study. Missouri proposals include widening to improve access to Branson, Missouri, interchange reconfigurations near Joplin to support economic development, and resilience upgrades to bridges identified by the National Bridge Inventory. Oklahoma proposals emphasize safety improvements around Tulsa and modernization of tolling along the Will Rogers Turnpike with technologies coordinated by the American Association of State Highway and Transportation Officials.