Please note that this is a scanned copy of a paper originally published in 1990, so the text is not as clear as in documents created as pdf files.

This is the eighth in a series of Digests which is compatible with the proposed British Standard BS 6399: Part 2. Internal pressures do not affect overall wind loads on an enclosed structure because their contributions cancel out over all internal faces. However, they do affect the overall loading on external wall or roofs and on internal walls. 4 pages.