Raised walkways include turnpikes, causeways, embankments, stepping stones, and bridges (or deckwalks). They lobbied for the development of railroads, turnpikes, river networks, and canals. All of Oklahoma's turnpikes are controlled-access highways. Roads existed and were supplemented by turnpikes. Following the abolition of turnpikes a few private roads and toll bridges remained. All other freeways and turnpikes have a maximum of . State Highway 66 (SH-66) in Oklahoma remains as the alternate "free" route near its turnpikes. Improved transportation, mainly from turnpikes, significantly lowered transportation costs. Two other sections of modern Route 28 were also parts of early turnpikes. Before the establishment of turnpikes, many parts of the county were scarcely accessible. This was in Earls Croome, Worcestershire, and was where one of the Worcester turnpikes ended.