Info

(Interior)

(Interior)

pitals, and other such public buildings.

aEither Lq or L10 may be used, but not both. The levels are to be based on a one-hour sample.

aEither Lq or L10 may be used, but not both. The levels are to be based on a one-hour sample.

A-Weighted Level (dBA)

FIG. 6.5.1 Provisional criteria relating NPL to community noise level acceptability. (Reprinted from U.S. Environmental Protection Agency, 1971, Noise from construction equipment, [Washington, D.C.: EPA], 17.)

A-Weighted Level (dBA)

FIG. 6.5.1 Provisional criteria relating NPL to community noise level acceptability. (Reprinted from U.S. Environmental Protection Agency, 1971, Noise from construction equipment, [Washington, D.C.: EPA], 17.)

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