Complete paragraph:
"From the top center of the fuselage to S-10R the fractures in the stringers and deformed rivets indicated that the separated structure was pulled directly forward. In the vicinity of S-11R, a small area of structure had been pulled forward and up. Bellow S-11R, the skin had been torn but the departure direction was unclear"
Which document should I consult for the raceways installation requirements, namely how they are connected to the airframe to provide proper structural integrity as well as path of least impedance for return currents?