1.Answer to Ax in Problem 3.3 is 14.14 kN
2.Answer to Ay in Problem 3.10 is 6.17 kips
3.Answer to Fy and Ey in Problem 3.12 are each 30 kN
4.Change the roller support at B to a pinned support to provide stability for member BD, and repeat the analysis.
5.The missing diagrammatic sketch of the type of loading in row 6 of Table 11.1 is replaced.
Table 11.1. Fixed-end moments.
6.The computed distribution factors for members BA and BC are correctly placed in Table 12.1.
Table 12.1 Distribution Table