Integrated Cost and Schedule Control Systems for Nuclear Power Plant Construction: Leveraging Strategic Advantages to Owners and EPC Firms

Table 5

PNS structure for NPP EVMS.

Description	PL; (3 digits)	PU; (1 digit)	PD; (1 digit)	PP + PF; (3~5 digits)	Item level; classifications
Planning
Planning	PRE	9	P	Serial (3)	Nonstandard
Engineering
Drawing	ENG	0~9	D	BLDG (3) + OBS (1)
Specs	ENG	0~9	E	CP (4)
	ENG	0~9	E	FBS (4)
Report	ENG	0~9	R	PBS (3)
Combined	ENG	0~9	C	PBS (3)
As-built	ENG	0~9	L	BLDG (3)
	ENG	0~9	L	PBS (3)
	ENG	0~9	L	CP (4)
	ENG	0~9	L	OBS (4)
Procurement
NSSS	PRO	0~9	N		Nonstandard
T/G	PRO	0~9	T		Nonstandard
BOP	PRO	0~9	B	FBS (4)
Construction
Construction pkgs	CON	0~9	O	BLDG (3) + CP (2)
Start-up assistance	CON	0~9	A	PBS (3)
Start-up
Start-up	OSS	0~9	S	PBS (3)
O&M	OSS	0~9	M	PBS (3)
Training	OSS	0~9	U	PBS (3)
ICT	OSS	0~9	I	PBS (3)
Fuel	FUL	0~9	F	Serial (3)	Nonstandard
Project management	PMO	9	Z	Serial (3)	Nonstandard