TABLE 3 ANALYSIS PROCEDURES REQUIRED
 FOR VARIOUS CONDITIONS
Most Structures in Jamaica would fall in Category D
Irregularity Condition Recommended Analysis Procedure
1. 3 Stories or Less Simplified Procedure
V = 1.2  SDS W
R
2. Regular < 240ft High Equivalent Lateral Force
V = CSW, where CS =  SDS
R/I
3. Torsional Irregularity Modal Analysis
Re-entrant Corners
Diaphragm Discontinuity
4. Other Irregularities Plan Equivalent lateral Force Procedure
& Vertical (Dynamic Response effect of Irreg. To be
analyzed)
5. SD1 > 0.2
T > TO or in class F or Site Specific Response Spectra is
required