There are two versions of FEMA 273.
The original version of FEMA 273, NEHRP Guidelines for the Seismic
Rehabilitation of Buildings, October 1997 with the accompanying FEMA 274,
NEHRP Commentary on the Guidelines for the Seismic Rehabilitation of
Buildings, October 1997. (You should also order the "NEHRP Maps 1997" that
are referenced in the above documents.) These three documents can be
ordered FREE from the FEMA Publications Distribution Center,
The revision to these FEMA 273 and 274 is being by the Degenkolb firm under
the ASCE/FEMA 273 project and is entitled "NEHRP Guidelines for the Seismic
Rehabilitaton of Buildings", ASCE/FEMA 273 Prestandard, First Draft, April
12, 1999, which can only be obtained from the Degenkolb web site:
Contact Jon Heintz, ASCE/FEMA 273 Project Engineer.
Tell him Frank McClure sent you.
Frank E. McClure FEMCCLURE(--nospam--at)aol.com June 8, 1999