New Delhi: The Cabinet Committee on Economic Affairs (CCEA) has approved four-laning of Shimla bypass (Kaithlighat to Shimla section) on NH-22 in Himachal Pradesh and four-laning of the Lucknow-Sultanpur section on National Highway-56 in Uttar Pradesh. The road project in Himachal Pradesh work will be under the National Highways Development Project (NHDP) Phase-III and is approved in hybrid annuity mode, said an official statement. The project is estimated to cost Rs.1,583.18 crore and covers 28 km of road length. "Project seeks to expedite improvement of infrastructure in HP and reduce time and cost of travel on Kaithlighat to Shimla section on NH-22," said the Prime Minister's Office (PMO) in a series of tweets. "Development of this stretch will also help in uplifting socio-economic condition of the concerned regions and increase employment potential," posted the PMO in another tweet. The other road project -- four-laning of Lucknow-Sultanpur section on National Highway-56 -- will be under the National Highways Development Project (NHDP) Phase-IV and is also approved in hybrid annuity mode, said the official statement after the CCEA meeting on Wednesday. The cost is estimated to be Rs.2,844.72 crore including cost of land acquisition, resettlement and rehabilitation and other pre-construction activities. The total length of the road will be approximately 128 km. "This project will boost infrastructure in UP and reduce time and cost of travel for traffic plying on the Lucknow-Sultanpur section on NH-56," said the PMO in another tweet.