TNAG-1503-FCO40-2061-Guangdong-nuclear-power-station-project-at-Daya-Bay-safety-c-1986 — Page 113

•

3-

(e) increase in the time required to construct and

license new plants.

To give an

14 years to

example, it will now take between 12 and

build a

new nuclear plant from the

design

stage

to operation, involving 2 public

enquiries, one before construction commences

another before operation begins.

and

4.

There

5.

are

also

very strict "back-fitting"

any time

technique

regulations, that is, even though the design and

plan for a nuclear plant have been approved, if, at

during or after construction, a better

is discovered, the Nuclear Regulatory

Commission can and does require such new technique

to be incorporated even though it might necessitate

the demolishing of work already completed. In the

case of the Calvert Cliff Nuclear Plant, which was

considered

to

be

an

extremely lucky one,

"back-fitting" cost amounted to U.S.$60 million

after the incident at Three Mile Island.

There are at present

throughout the U.S.A..

U S. PWRS are not

expensive.

101 nuclear plants operating

Unlike the French PWRS, the

and are thus more

standardized