Studies on Optimal Strategy to Adopt Nuclear Power Plants into Saudi Arabian Energy System Using MESSAGE Tool

Table 7

Capital cost category estimate for the candidate NPPs assumed in this study [46–58].

Category	Unit	% of total	APR-1400	SMART-100
Direct construction costs
Equipment	U$/kW	15	857.1	1500
Labor	U$/kW	14	800	1400
Materials	U$/kW	4	228.6	400
Direct construction subtotal	U$/kW	33	1885.6	3300
Indirect services costs
Off-site engineering and design	U$/kW	13	742.8	1300
On-site project management	U$/kW	10	571.4	1000
Other on- and off-site indirect services	U$/kW	14	800	1400
Indirect services subtotal	U$/kW	37	2114.2	3700
Direct and indirect construction subtotal	U$/kW	70	3999.8	7000
Preconstruction costs		2	114.3	200
Owner’s costs		10	571.4	1000
Supplementary costs		1	57.1	100
Financing during construction		17	971.4	1700
Total capital costs	U$/kW		5714	10000