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November 2001 Join Now

An Eclectic Overview of Selected Marine Corps Programs

By KURT OWERMOHLE and SCOTT C. TRUVER

Lt. Col. Kurt Owermohle, USMC (Ret.), is manager of Expeditionary Warfare Programs at the Center for Security Strategies and Operations of the Anteon Corporation. Dr. Scott C. Truver is Anteon's vice president for National Security Studies, and the center's director. The following article is based in large part on the Marine Corps' 2001 edition of Concepts & Issues, an unclassified publication.

In the wake of the horrific terrorist attacks against America on 11 September, most attention has been focused on innovative means for countering the "asymmetric" threats to U.S. homeland security and the security of U.S. forces--and of America's friends and allies throughout the world. What has transpired over the last several weeks makes it clear that the U.S. Marine Corps--the nation's, and world's, premier "911" combat force--will continue to be one of the principal tools used in any U.S. or coalition campaign in the long-term response not only to the threat posed by worldwide terrorism but also to any conventional-warfare threats that might develop in the increasingly dangerous world of the 21st century. What follows is a selection of just a few key programs--Marine Corps, Navy, and joint--that will enhance the Corps' already formidable capability to conduct expeditionary maneuver warfare from the sea, and across the full spectrum of the future battlespace, in support of national strategies and policies.

MV-22 Osprey

Much in the news throughout 2001, the MV-22 Osprey, the world's first production tiltrotor aircraft, is intended to replace the aging CH-46E and CH-53D helicopters as the Marine Corps' principal medium-lift aircraft. The MV-22 will join the Advanced Amphibious Assault Vehicle (AAAV) and Landing Craft Air Cushion (LCAC) as the aviation element of the amphibious assault "triad" essential to implementing the Corps' "operational maneuver from the sea" (OMFTS) concept and executing expeditionary maneuver warfare (EMW) operations in general. It remains the Marine Corps' number-one aviation acquisition priority. Built by Bell Helicopter Textron of Fort Worth, and Boeing Defense and Space Group of Philadelphia, the MV-22 will be capable of conducting a full range of missions, including but not limited to land and amphibious assault, raids, medium cargo lift, the tactical recovery of aircraft and personnel, fleet logistic support, and special warfare.

The MV-22's design incorporates advanced composite materials technology, fly-by-wire flight controls, digital cockpits, and advanced airfoil features. Built to carry 24 combat-equipped troops, or 10,000 pounds of cargo (internally or externally), it can attain speeds greater than 260 knots and altitudes close to 25,000 feet. Its 2,100-nautical mile range (with a single aerial refueling) gives it a strategic self-deployment capability. The MV-22's prop-rotor system and two engine/transmission nacelles, one mounted on each wing tip, allow it to operate as a helicopter during takeoffs and landings. Once airborne, the nacelles rotate forward 90 degrees, converting the Osprey into a high-speed, high-altitude, fuel-efficient turbo-prop aircraft.

The MV-22 has completed Operational Evaluation, and late last year was rated both operationally effective and suitable for both land and shipboard operations. The Navy anticipated a full-rate-production decision for the MV-22 program in December 2000, but the Marine Corps recommended a delay of the decision after an Osprey accident on 11 December (the second of two fatal mishaps), and the aircraft was grounded. A full-rate-production decision is still pending, therefore. The Marine Corps plans to procure 360 Ospreys. The Defense Department's fiscal year 2001 budget included approximately $963 million for Osprey procurement and $227 million for additional research and development (R&D) on the aircraft. The FY 2002 DOD procurement request provides approximately $1.0 billion in procurement funding, and $547 million for R&D.

Advanced Amphibious Assault Vehicle (AAAV)

The Advanced Amphibious Assault Vehicle is an armored, tracked, amphibious combat vehicle designed to carry a reinforced rifle squad of 17 combat-equipped Marines and a crew of three. The AAAV is the Marine Corps' highest-priority ground program and was designed from the ground up for the Corps' signature mission--projecting power from the sea. The AAAV, the MV-22 Osprey, and the LCAC are the three legs of the amphibious assault triad that will provide true expeditionary maneuver warfare capability for the nation's naval expeditionary forces of the future. The AAAV will allow Navy ships and Marine Corps landing forces sufficient sea space for maneuver, surprise, and force protection. It will significantly upgrade the armored, protected, land and water mobility of landing forces, and will provide direct fire support to Marine infantry during combat operations, including those being carried out in an NBC (nuclear, biological, chemical) warfare environment.

Built by General Dynamics Amphibious Systems of Woodbridge, Va., the AAAV will replace the current AAV7A1 family of amphibious assault vehicles--which were fielded in the early 1970s--with a fully modern system designed to meet the mission needs of the Marine Corps during the 2007­2030 time frame. The AAAV's unique combat capabilities include the following: (1) more than three times the water speed of the current AAV; (2) nearly twice the armor protection of AAVs that are not protected by applique armor; (3) the ability to defeat the light armored vehicles likely to be available to future adversaries; (4) cross-country mobility greater than or at least equal to that of the M1A1 tank; (5) effective command and control with subordinate, adjacent, and higher units; and (6) an NBC collective-protection system for the AAAV crew and embarked personnel.

In November 2000, the AAAV entered the Systems Development and Demonstration (Engineering & Manufacturing Development) phase. In September 2001, the Office of the Direct Reporting Program Manager, Advanced Amphibious Assault (DRPM AAA), announced an extension of the program schedule for developmental and operational testing of the SDD prototype vehicles, which will now run from fiscal years 2002 through 2005. The lengthening of the SDD phase of the program will help ensure a more reliable and mature design going into Low Rate Initial Production (LRIP). The LRIP decision is now scheduled for the first quarter of FY 2005, with IOC (initial operational capability) moving to the fourth quarter of FY 2007. The Marine Corps plans to field 1,013 AAAVs in the 2007 to 2017 time frame. AAAV R&D appropriations in FY 2001 totaled $143.2 million; the FY 2002 request is for $263.0 million.

Landing Craft Air Cushion (LCAC)

The LCAC is a high-speed fully amphibious craft capable of speeds in excess of 40 knots. It carries a 60-ton payload (75 tons in overload) and has a nominal range of 200 nautical miles. An air-cushion vehicle built by Textron Marine and Land Systems of New Orleans, the LCAC has expanded the landing options for amphibious forces to include approximately 70 percent of the world's beaches. The LCAC represents the third element of the amphibious assault triad of high-speed platforms needed to execute expeditionary maneuver warfare. It is used to transport equipment and supplies, as well as personnel, directly to an assigned Craft Landing Zone forward of the beach. The LCAC is capable of performing multiple missions, including the employment of shallow-water mine countermeasures.

The LCAC has been the Navy-Marine Corps Team's expeditionary workhorse since reaching initial operational capability in 1986; the first LCAC will reach the end of its Expected Service Life (ESL) in 2004. Textron Marine delivered the last LCAC, Number 91, last year. The current LCAC "fleet" includes 74 in operational status and 10 in a reduced operational status/non-operational status. These 10 are being kept in a rotational pool awaiting the start of a Service Life Extension Program (SLEP). The SLEP, which will be conducted in two phases, will extend the LCAC's ESL to 30 years. Phase I will consist of a command, control, communications, computers, and navigation (C4N) upgrade considered critical to the operational capability of the craft. The C4N suite is a PC-based, Windows NT, open-architecture system that, among other things, will provide the precision navigation needed to support OTH (over the horizon) and lane-breaching operations. Phase II will include installation of the C4N upgrade suite, buoyancy box replacement, and the next-generation skirt system. An enhanced engine program, not part of the SLEP at this time, will be evaluated on LCAC 91. The FY 2001 budget included $19 million for the LCAC SLEP program; the FY 2002 budget request adds another $41 million.

STOVL Joint Strike Fighter (JSF)

The competition between the Boeing Aircraft Company, now headquartered in Chicago, and Lockheed Martin of Fort Worth, for the STOVL (short-takeoff/vertical-landing) version of the JSF has been both long and intense. The JSF STOVL will be a single-engine, stealthy, supersonic strike-fighter aircraft capable of short takeoffs and vertical landings. It will combine the basing flexibility of the AV-8B Harrier II with the multirole capabilities, speed, and maneuverability of the F/A-18 Hornet to meet both the air-to-ground and air-to-air requirements of the Marine Corps. The aircraft is intended to have very low radar and infrared signatures, and will have capabilities superior to those of the several aircraft it will replace (AV-8B, F/A-18A/C/D) in the areas of survivability, lethality, and supportability. The JSF provides a multimission offensive air support capability and offensive as well as defensive AAW (anti-air warfare) capabilities. It also gives the Marine Air Ground Task Force a platform capable of both tactical air control and tactical reconnaissance, and of suppressing enemy air defenses. The aircraft requirements focus on readiness, expeditionary capability, combined-arms operations, and the conduct of OMFTS.

The JSF--a joint program of the Air Force, Navy, and Marine Corps--is now in the Concept Demonstration Phase. Each of the STOVL variants--Lockheed Martin's X-35B and Boeing's X-32B--demonstrated the capability last summer of doing what no aircraft has ever done before: make a short takeoff, followed by a level supersonic dash, and concluding with a vertical landing--all in the same flight. The DOD contract announcement on the winner of the JSF competition was expected by the end of October, and there were no indications as of mid-October that the schedule might change as a result of the 11 September terrorist attacks or the release of the new DOD Quadrennial Defense Review. The Marine Corps still anticipates first aircraft delivery in FY 2008 and IOC of its first JSF squadron in FY 2010. Total procurement for the Marine Corps is planned to be 609 aircraft. The FY 2001 Navy budget included approximately $341 million for R&D. The FY 2002 Navy budget requests $767.2 million for the EMD phase of the program.

Lightweight 155mm Howitzer (LW-155)

The Marine Corps is the lead service in a joint program with the Army to develop the lightweight 155mm howitzer. Vickers Shipbuilding & Engineering Ltd. of the United Kingdom is the prime contractor. The Marine Corps and Army plan to manufacture up to 70 percent of their LW-155s in the United States; the contractor is yet to be determined. The LW-155 towed artillery system is designed to meet or exceed all capabilities of the Corps' current M198 155mm howitzer, despite a significant reduction in weight (from 16,000 pounds to 9,000). The lower weight of the LW-155 ensures much faster emplacement and displacement and permits tactical lift of the system by the CH-53D helicopter and the MV-22 Osprey. Operation of the LW-155 howitzer requires fewer personnel than are needed for the M198, freeing artillery Marines to augment local security and facilitating dispersed battery operations. The new howitzer is expected to significantly improve the Marine Corps' EMW capabilities. Enhancements such as automatic breech opening, automatic primer feed, and improved crew ergonomics, stability, and safety make it a major improvement over the M198. The 155 is compatible with all U.S. and NATO standard and developmental 155mm munitions and propelling charges; its maximum rate of fire is five rounds per minute. Its maximum range, using unassisted projectiles, is 24 kilometers (15 miles); with assisted projectiles, the range is 30 kilometers (18 miles). The LW-155 can traverse 400 mils left and right of center. Its lightweight design also allows for quick and easy shifts to fire missions outside of the primary traverse limits.

A preplanned product improvement program is already under development to digitize the weapon. The Towed Artillery Digitization (TAD) upgrade will add an aiming and pointing system, on-board GPS (Global Positioning System) and on-board fire-control computational capabilities, and radio communications. The fire-control computer will integrate data from a muzzle velocity system, as well as stored data from previous missions and shell/fuse combinations. TAD promises to greatly improve accuracy and fire-mission response time. Firing batteries will be able to do their own survey, emplace rapidly, lay accurately, and provide coordinated massed fires from dispersed firing locations.

The LW-155 production decision is scheduled for the fourth quarter of FY 2002; IOC in the Corps is expected in FY 2004, with full operational capability scheduled for 2008. The Marine Corps plans to procure up to 413 LW-155s to meet the needs of its operational artillery units, maintain prepositioned stocks, and fill war-reserve stocks. The Army plans to procure 267 of the howitzers. The Marine Corps FY 2001 budget included $11.0 million for procurement of long-lead items, and $13.3 million for research and development. The FY 2002 budget request includes $18.2 million for R&D.

Medium Tactical Vehicle Replacement (MTVR)

The Medium Tactical Vehicle Replacement provides the Marine Corps a fleet of medium trucks with greater mobility, lift, and reliability than afforded by the current aging fleet of M939/M809 five-ton trucks. The MTVR carries an increased payload--7.1 tons cross-country; 15 tons on hard-surface roads--and can simultaneously tow an 11-ton load. The vehicle, already under construction at the Oshkosh Truck Corporation in Oshkosh, Wis., was designed for a 70 percent off-road and 30 percent on-road mission profile--the inverse of the profile for the Corps' current five-ton truck. The MTVR is capable of sustained speeds of 30 mph cross-country. Its commercial components include a 425-horsepower electronically controlled Caterpillar engine; an Allison seven-speed, continuous power, automatic transmission; six-wheel independent suspension; anti-lock brakes; engine retarder; automatic traction control; and central tire-inflation system. The rugged MTVR will be able to move with the operating forces it supports, both on the battlefield and to the battlefield. The standard cargo variant of the MTVR can be internally lifted by KC-130 Hercules transport aircraft and externally lifted by CH-53E helicopters.

The Navy authorized procurement of the MTVR in April 2001. Oshkosh Truck officially presented the first 75 MTVRs to the Maritime Prepositioning Force (MPF) at the Marine Corps' Blount Island Command (BIC), Jacksonville, Fla., on 26 July. More than 1,100 MTVRs will be deployed aboard the 14 MPF ships as they go through their normal maintenance cycles at BIC. The MTVR is currently being fielded to II Marine Expeditionary Force; later lots will be fielded to I MEF, III MEF, and the Marine Corps Reserve. Cargo variants are expected to be fielded through FY 2004. Wrecker and dump truck variants will be fielded next, through FY 2005. Marine Corps plans call for procurement of 1,952 MTVRs with FY 2001 funds, and 1,753 MTVRs with FY 2002 funds. The Marine Corps budgeted $322 million for MTVR procurement in FY 2001, and $312 million in FY 2002.

Small Unit Riverine Craft (SURC)

The Small Unit Riverine Craft will provide Marine forces with a small rigid-hull craft designed to provide tactical waterborne lift for conventional military operations in a riverine environment. The SURC, escorted by the Riverine Assault Craft, will allow the Marine Corps to conduct operations in areas dominated by river networks, and assist in denying the enemy's use of those areas. A replacement for the Rigid Raiding Craft, the SURC will be able to carry up to 18 combat-loaded Marines, plus a crew of two, and remain afloat as a survival platform even when filled with water. The craft will be powered by a hull-propulsion system, and will have a draft of 24 inches (whether stationary or in operation, but less when combat-loaded); it will be able to maintain an average speed of 30 to 35 knots and will be capable of beaching bow-first on unobstructed shorelines with mud, sand, silt, and gravel surfaces at one-quarter cruising speed. The SURC will be fitted with one or more gun mounts to integrate both medium and heavy machineguns. It will be capable of external tactical lift by a CH-53D heavy-lift helicopter, and will be C-130 transportable on its organic trailer. The SURC will give the Marine Corps greater tactical mobility and serve as a weapons platform for the Ground Combat Element of a MAGTF during sustained operations in a water-dominated environment. It will be able to link with the Global Positioning System and with currently fielded and future Combat Net radio systems. The SURC also will be interoperable with current and future universal weapons mounts and pintle adapters for tactical vehicles.

The Marine Corps expects to procure the SURC, which has been under development since January 2001, as an adaptation of a commercial product available from the private sector in an open competition. During FY 2002, the Marine Corps SURC team will conduct developmental testing. Operational testing and a production contract are expected in FY 2003. The Corps' FY 2001 budget included $1.7 million for R&D; $2.9 million is requested for the program in FY 2002.

Modular Weapon System (MWS)

Every Marine is a rifleman, and the M16A2 is the assigned weapon of most Marines. The Modular Weapon System is a modification to the M16A2 service rifle and the M4 carbine. Manufactured by Colt's Manufacturing Company of Hartford, Conn., the system consists of an upper receiver modified by building a military-standard 1913 rail into the design in place of the integral carry handle/sight to permit the quick mounting of various day, night, and thermal sights. Additionally, hand guards with rails are attached to the barrel assembly to mount various accessories, such as a modified M203 launching system, flashlights, and infrared laser pointers. The MWS will give Marines a significantly improved ability to mount the various accessories being developed for the M16A2 rifle series, ensuring Marine riflemen the continued edge they will need in combat operations. It will improve the overall accuracy, target-detection, target-engagement, and night-or-day capabilities, as well as the maintainability, of the Corp's M16 family of rifles. A congressional add-on provided $1 million for MWS procurement during FY 1999. Funding for the remainder of the Corps' long-term MWS acquisition objective will stretch from FY 2002 through FY 2004. The FY 2002 budget requested $7.5 million for MWS procurement. *

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