The recommendations supplement the general requirements for reinforced concrete and prestressed concrete design and construction given in ACI 350 and ACI 350.5. Design and construction recommendations cover the following elements or components of circular-wrapped prestressed concrete structures: a) Floors i) Reinforced concrete b) Floor-wall connections i) Hinged ii) Fixed iii) Partially fixed iv) Unrestrained v) Changing restraint c) Walls i) Cast-in-place concrete walls with steel diaphragms or vertical prestressing ii) Shotcrete walls with steel diaphragms iii) Precast concrete walls with steel diaphragms d) Wall-roof connections i) Hinged ii) Fixed iii) Partially fixed iv) Unrestrained e) Roofs i) Concrete dome roofs with a prestressed dome ring@ constructed with cast-in-place concrete@ shotcrete@ or precast concrete ii) Flat concrete roofs f) Wall and dome ring prestressing systems i) Circumferential prestressing using wrapped wire or strand systems ii) Vertical prestressing using single or multiple highstrength strands or bars