Sf Phase Design Services For The Objectives: Lot 1. Bridge On Dn 15 Km 250+625, Nt County; Bridge On Dn 15C Km 19+675, Nt County; Bridge On Dn 15C Km 37+975, Nt County; Bridge On Dn 15C Km 49+220, Nt County; Bridge On Dn 15D Km 65+702, Nt County; Lot 2. Bridge On Dn 12B Km 5+003, Bc County; Bridge On Dn 12B Km 11+554, Bc County; Bridge Dn 2 Km 201+229 Lane 1, Vn District; Bridge Dn 2 Km 201+229 Lane 2, Vn District.