TRIDENT SSGNTRIDENT SSGNMulti-Mission Tactical CapabilityMulti-Mission Tactical Capability

66 Dedicated SOF Accommodations

Replace SWS Missile Fire Control with Tactical Fire

Control Systems

Lockout Chamber (Tubes 1&2) and

Reconfigurable SOF Stowage Tubes

(Tubes 3-10)

Ship CharacteristicsLength 560 ftDisplacement 18750 tonsNo. of VLS Missiles Up to 154DDS/ASDS Capability Dual

Existing Missile Tubes House Tactical Missile Canisters for up to

154 TOMAHAWK Missiles

Dual ASDS or DDS

Capability

Mod/Replace SWS Navigation Equipment, Add SOF Control Room and Mission Planning

Center

SSGN -- START Accountable OptionRetain Missile Compartment

Enhanced ECS, Masts and Antennas

$2.4 Billion for all four ships

SSGN - START COMPLIANT OPTIONReplace Missile Compartment (F4)

• Remove Existing Missile Compartment And SWS Equipment and Replace With:

• Special Warfare Module For 66 SOF Crew, Operations and Stowage

• Strike Module With 13 Rows Of Missile Tubes (33 Total) With Four AURs Per Tube. Tubes Extend to 2nd Platform Level

• Forward Compartment Similar to Accountable SSGN; MCC, Nav, IRR, Sail

Ship Characteristics• Length

579 ft• Displacement

19,550 LT• No. Of VLS Missiles

132• In SOF Configuration

112• Length of VLS Compartment

115 ft• Length of SOF Compartment

32 ft• DDS/ASDS Capability

Dual

$4.4 Billion for all four ships

SWS Equipment Removed and Modular Drawer Stowage (MDS) Added to 1st Platform

Existing Crew’s

BerthingFan Room

66 Dedicated SOF Berths (36 Additional Transient Berths

Possible in Torpedo Room / Missile Compartment)

SDV Battery Charging and Scuba

Bottle Recharging Equipment

Missile Compartment Arrangement

Notional Canister

Key Development - Canister

• Supports up to seven AURs• AUR loading - Use existing SSN

loading equipment with minimal mods• Fully populated canister loading - Use

existing SWS equipment with mods• Inboard electrical and piping

connections• No impact to existing Tomahawk AUR• Minimal impact to Trident tube

mechanical interface• Baseline program - production in FY 04

to FY 06• Multiple concepts from industry =

competition

Advanced SEAL Delivery Vehicle

Dry Deck Shelter

Fairwater

Plan View

Modified Superstructure

Existing Superstructure

Forward

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

Plan View - ASDS and DDS

Advanced SEAL Delivery System

Missile Tube Muzzle Hatches

Dry Deck Shelter

Existing Superstructure

Modified Superstructure

Section Looking Forward

First Tomahawk launch from USS Florida SSGN