本建设项目为叶集至信阳高速公路，总长185.4km，分为东西段。东段为已建成的叶集至罗山段半幅高速公路的扩建北半幅工程，长135.9km；西段为罗山至信阳段新建全幅高速公路，长49.5km。
The construction project for the leaf set to Xinyang Expressway, total length 185.4km, divided into eastern and western. Eastern section of the leaf collection has been built to Luoshan section Banfu highway expansion project north Banfu long 135.9km; western part of the Luoshan to new full-Xinyang section of highway, long 49.5km.