Completed preps of W-1207A L&R rear spar webs. Completed step 1 page 14-03 clecoed the W-1212 hinge assemblies to the W-1207B rear spare doublers per Figure 1. Completed steps 2-6 page 14-03. Riveted inboard flange of W-1212 hinge assemblies to W-1207B rear spar doubler plate per Figure 2. Clecoed left and right doubler assemblies to inboard ends of W-1207A L&R rear spar webs per Figure 1. Clecoed the W-1207C L&R attach angles to the outboard end of W-1207A L&R rear spar web. Completed riveting per steps 5 and 6 per Figure 2 using specified rivets. This completes the left and right rear spar assemblies. Section 14 is completed.
