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Weepholes shall be provided in the outside wythe of masonry walls at a maximum spacing of 33 inches (838 mm) on center. Weepholes shall be not less than 3/16 inch (5 mm) in diameter. Weepholes shall be located immediately above the flashing.

Related Code Sections

R703.8.6 Wall Covering, Weepholes
Weepholes shall be provided in the outside wythe of masonry walls at a maximum spacing of 33 inches (838 mm) on center. Weepholes shall be not less ...
Section R703 Wall Covering, Exterior Covering
Weepholes shall be provided in the outside wythe of masonry walls at a maximum spacing of 33 inches (838 mm ...