Lafarge Cement Wapco Plc has revealed plans to invest an additional NGN1bn (US$1.37bn) in the next 3-4 years inline with the company's target of doubling capacity in Nigeria.

The company plans to lift its capacity from 8Mta to 16Mta, Guillaume Roux, Country Chief Executive Officer of Nigeria and Benin Republic, told local media.

The proposed investment will enable Lafarge complete the expansion of its plant in Calabar and the Ashaka Cement in the North, Roux said.

"We have started the expansion of the Calabar plant, we started the expansion of our project in Ashaka in the North, so these are things that we are spending on as we speak," he added.