Provision for Technical monitoring of the works for the dual carriageway of National Road No. 23 between El Hajeb at K: 368 and Meska at K: 351 over a distance of 17 km for the following lots: Lot No. 1 from K: 368 to K: 362 over a distance of 6 km. Lot No. 2 from K: 362 to K: 356 over a distance of 6 km. Lot No. 3 from K: 356 to K: 351 over a distance of 5 km.