Roofing deck ceiling system

FIG. 1 is an upper right front perspective view of a roofing deck ceiling system showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a front elevational view thereof; and,

FIG. 7 is a rear elevational view thereof.

The broken lines indicate environment and forms no part of the claimed design. The claimed design is broken away to indicate undetermined length and portions between these broken away lines form no part of the claimed design.