Where a holding pattern is specified in lieu of a procedure turn, the holding maneuver must be executed within

(Refer to figure 121.) During the ILS RWY 30R procedure at DSM, what MDA applies should the glide slope become inoperative?

(Refer to figure 129.) How should the missed approach point be identified when executing the RNAV RWY 36 approach at Adams Field?

(Refer to figure 131.) Other than VOR/DME RNAV, what additional navigation equipment is required to conduct the VOR/DME RNAV RWY 4R approach at BOS?

(Refer to figure 128.) What is the purpose of the 10,300 MSA on the Price/Carbon County Airport Approach Chart?