Statistics
Unit 1 Details
| Capacity: | 1218 Mwe | |
| Reactor Type: | Westinghouse four-loop pressurized water reactor (PWR) | |
| Reactor Core: | 192 fuel assemblies | |
| Reactor Vessel: | 40' high 15' wide | |
| Containment Bldg: | Double-dome concrete and steel construction over 5.5' thick. | |
| 219' tall | ||
| 140' inside diameter | ||
| Turbine: | General Electric 1800 rpm | |
| Generator: | General Electric 22 kV | |
| Architect: | United Engineers and Constructors | |
| Total Investment: | $6 Billion |
Safety Design Criteria
- Seismic design based on a ground acceleration of .25g
- 300 MPH tornado advancing at 60 mph
- Ability to shut down the reactor from outside the control room.
- Physical and electrical separation of redundant components
- Protection from flood waters 20.6 feet above mean sea level
- Protection from aircraft and wind-driven objects
- Protection from dynamic effect from ruptured pipes
- Piping supports designed as ASME code components
- Fire protection based on arbitrary fire
- No permanent facilities constructed on the salt marsh
Reactor
| System operating pressure | 2235 psi | |
| Coolant flow rate | 402,800 gpm | |
| Coolant inlet temperature | 558 degrees F. | |
| Coolant outlet temperature | 618 degrees F. | |
| Reactor vessel inside diameter | 14' 5" | |
| Reactor vessel height | 43' 10" | |
| Reactor Coolant pump HP | 7000 |
Circulating Water System
| Flow | 450,000 gpm | |
| Pumps | 3 at 150,000 gpm | |
| Inlet Tunnel | 17,140' long 19' dia. | |
| Exhaust Tunnel | 16,483' long 19' dia. | |
| Condensor | 3 shell, double pass, 754,110 sq. ft | |
| CW temp | 55 degrees F. | |
| Temperature rise | 34 degrees F. - 5 degrees after discharge into ocean |
Materials
| Structural Concrete | 274,914 CY (doesn't include tunnel) | |
| Structural Rebar | 34,160 TN (doesn't include tunnel) | |
| Structural Formwork | 2,796,747 SF (doesn't include tunnel) | |
| Cadwelds | 47,975 | |
| Structural Steel | 12,168 TN | |
| Small Bore Pipe | 151,818 LF | |
| Large Bore Pipe | 168,216 LF | |
| Large Bore Welds | 19,846 | |
| Large Bore Hangers | 10,059 | |
| Large Bore Valves | 2,361 | |
| Conduit | 641,381 LF | |
| Cable Tray | 88,547 LF | |
| Cable Pulling | 6,160,931 LF | |
| Cable Terminations | 230,705 | |
| Tubing | 193,669 LF |