Step 1: Starting Outbd, clecoed and riveted five aft trimmed L Nose Ribs. Step 2: Clecoed and riveted an unmodified R Nose Rib, then an R Nose Rib with nutplates and finally another unmodified R Nose Rib. Step 3: Clecoed and riveted four fwd trimmed R Nose Ribs. Step 4: Clecoed and riveted the fwd trimmed L Nose Rib. Step 5: Clecoed and riveted the fwd and aft trimmed R Nose Rib with the nutplates to the last attach angle.