Williams

Williams

Predicted v. Observed Hazards
phi = 33°, B.D. = 2.0, Cohesion = 2 kN/m², T = 65 m²
Model Q for Instability	count of landslides				Area within Basin (hectares)		slides per hectare
Model Q for Instability	Road Related	Not Road-Related/ indeterminate	Total		Area within Basin (hectares)		Road Related	Not Road-Related/ indeterminate	Total
Unstable	58	66	124		1853.9		0.0313	0.0356	0.0669
0-50	36	40	76		2532.9		0.0142	0.0158	0.0300
50-100	29	36	65		2116.3		0.0137	0.0170	0.0307
100-200	43	32	75		2967.1		0.0145	0.0108	0.0253
200-400	35	18	53		2562.3		0.0137	0.0070	0.0207
>400	11	3	14		1631.6		0.0067	0.0018	0.0086
Stable	38	21	59		13037.8		0.0029	0.0016	0.0045
Total	250	216	466		11169.7		0.0224	0.0193	0.0417

normalized by column, and in row of totals
Model Q for Instability	count of landslides				Area within Basin
Model Q for Instability	Road Related	Not Road-Related/ indeterminate	Total		Area within Basin
Unstable	0.23	0.31	0.27		0.166
0-50	0.14	0.19	0.16		0.227
50-100	0.12	0.17	0.14		0.189
100-200	0.17	0.15	0.16		0.266
200-400	0.14	0.08	0.11		0.229
>400	0.04	0.01	0.03		0.146
Stable	0.15	0.10	0.13		1.167
Total	0.54	0.46	1.00		1.000

Based on files:

celqust2c Tue May 20 10:05:38 1997
polqust2c Tue May 20 10:05:38 1997

Cell area (in hectares) is 0.090000

Table created by patrept Version 1.14