u.s. route 27 business (us 27 bus.) is a business route of us 27 that exists entirely within the city limits of lafayette, georgia. it is concurrent with state route 1 business (sr 1 bus. for its entire length. us 27 bus./sr 1 bus. begins at an intersection with us 27/sr 1 in the southeastern part of the city. they travel to the west-northwest and curve to the northwest. the business routes cross over town creek and curve to the north-northeast. they begin a concurrency with sr 193 (west main street). just over later, sr 193 splits off onto east villanow street. this intersection is southwest of lafayette cemetery. they pass the joe stock memorial park and travel west of lafayette middle school before reaching their northern terminus, an intersection with us 27/sr 1/sr 136 (lyle jones parkway/north main street) in the northern part of the city. the entire length of us 27 bus./sr 1 bus. is part of the national highway system, a system of routes determined to be the most important for the nation's economy, mobility, and defense.