Appendix 2: Cost-benefit analysis and accessibility and environment

Environmental accessibility

28

The foregoing measures of the accessibility and environment of the different schemes can be expressed as a single index, to facilitate analysis of the costs and the benefits. The Index of Environmental Accessibility = Accessibility Index x E/100

The figures for the Newbury Schemes are shown in Table 5.

	Present conditions	With year 2010 potential generation
		Present layout	Scheme A	Scheme B	Scheme C
Accessibility Index	69	29	34	79	91
(E) score	38	38	64	72	79
Index of Environmental Accessibility	26	11	22	57	72