INM, integrated noise model, version 4.11 : user's guide, supplement
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1993-12-01
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Edition:Final report; June 1992 - December 1993
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Abstract:The Volpe National Transportation Systems Center, in support of the Federal Aviation Administration, Office of Environment and Energy, has developed Version 4.11 of the Integrated Noise Model (INM). This User's Guide is a supplement to INM, Version 3, User's Guide - Revision 1 for the Version 3.10 computer software released in June, 1992. The Version 4.11 supplement presents computer system requirements as well as installation procedures and enhancements. Specific enhancements discussed include: 1) the introduction of a takeoff profile generator; 2) the ability to account for terrain elevation around a specific airport; 3) the ability to compute the CNEL, WECPNL, LEQDAY, and LEQNIGHT noise metrics; 4) the ability to account for airplane runup operations; 5) the ability to account for displaced runway thresholds during approach operations; 6) an enhancement to the noise contour computations; 7) an increase in the number of takeoff profile segments; and 8) enhancements to the echo file.
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