Engaging Multiple Actors in Large-Scale Transport Infrastructure Project Appraisal: An Application of MAMCA to the Case of HS2 High-Speed Rail

Table 7

Performance assessments for all 28 criteria based on pairwise comparison of projects (HS2, M1, WCML). Percentages may not sum to 100% due to rounding.

	Criterion	HS2	M1	WCML
Direct project impacts  (internal costs & benefits)	(1) Journey cost & affordability	2.9%	5.7%	91.4%
	(2) Journey experience	44.4%	44.4%	11.1%
	(3) Journey reliability & system resilience	54.0%	44.9%	1.2%
	(4) Journey time	76.1%	23.4%	0.5%
	(5) Project costs	5.0%	5.3%	89.7%
	(6) Project delivery risks	6.2%	15.5%	78.3%
	(7) Rail capacity for freight	57.6%	40.8%	1.6%
	(8) Rail capacity for passengers	65.6%	31.6%	2.8%
	(9) Traffic & transport disruption	92.8%	5.8%	1.4%
	(10) Transport integration & connectivity	12.2%	7.4%	80.4%
Indirect societal impacts  (externalities - people)	(11) Accessibility	16.4%	18.2%	65.4%
	(12) Accidents & safety	31.1%	19.6%	49.3%
	(13) Community disruption & severance; blight	7.3%	24.9%	67.8%
	(14) Equity & distributional effects	7.1%	9.6%	83.3%
	(15) Land use & urban development	9.9%	23.8%	66.3%
	(16) Landscape, townscape & cultural heritage	3.8%	31.5%	64.7%
	(17) Prestige & image	79.0%	19.8%	1.2%
	(18) Rail industry growth & innovation	70.6%	28.0%	1.4%
	(19) Regional economic development & regeneration	62.3%	33.0%	4.8%
Environmental impacts  (externalities - planet)	(20) Agriculture, forestry & soils	0.3%	3.4%	96.3%
	(21) Air quality	25.7%	18.9%	55.5%
	(22) Biodiversity & nature	0.6%	34.1%	65.2%
	(23) Carbon footprint	12.6%	18.3%	69.1%
	(24) Material footprint	1.9%	1.2%	96.9%
	(25) Noise & vibration	8.1%	40.7%	51.3%
	(26) Solid waste & disposal	1.3%	4.3%	94.4%
	(27) Water & land contamination	9.1%	18.2%	72.7%
	(28) Water resources & flood risk	15.8%	36.3%	47.9%