Research for Surface Combatants

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March 1, 1997
During our studies of naval readiness issues, we have identified some persistent questions about monitoring readiness. In this paper, we try to answer three of those questions: What should be the goal or baseline for readiness in the Navy? Is current readiness moving toward traditional hollowness, away from hollowness, or in a different direction altogether? How can we compress many indicators of readiness into one or a few indicators? The approaches we used data on readiness and personnel quality for active surface combatants and then replicate the analysis for fighter and attack aircraft squadrons.
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July 1, 1995
The rapid decline of the defense budget since the fall of the Soviet Union has led to severely reduced procurement accounts for all the Military Services, and these declining budgets are likely to continue well into the next decade. For the Department of the Navy, with its many competing procurement demands, the declining budgets mean that (a) future shipbuilding must be scaled back, and (b) the question of quantity versus capability will become the paramount question as the Navy develops requirements for all new ships. In this paper, which was prepared prior to the start of the Cost and Operational Analysis of the next-generation surface combatant (SC21), I propose that one alternative that should be considered for the SC21 requirement is a set of two ships: a fully capable ship and a moderately capable ship, with the moderately capable design potentially having Coast Guard and foreign military sales application. For maximum standardization and affordability, the two ship types should be designed concurrently by one design team and introduced into the fleet at the same time in a mix consistent with fleet sizing requirements. To meet expected budgetary constraints, both ship types should be developed with firm design-to-cost constraints.
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February 1, 1991
This professional paper evaluates ship material condition on the basis of mission-degrading casualty reports. Tobit models estimate the effect on ship material readiness of such resource variables as manning, crew stability, months since last overhaul, steaming hours, and length of time commanding officer has had ship command. Identical models are used for KNOX, SPRUANCE, and ADAMS ship classes. For all three classes, the most important influences are related to manning.
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July 1, 1989

This research memorandum reviews and extends research from recent studies on the relationship between enlisted crew turnover and surface ship readiness. The effect of turnover on readiness is compared to that of other resources. Recent trends in the turnover rate are analyzed and potential policies to reduce the impact on readiness are assessed.

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July 1, 1989
This information manual provides quantitative information on the post-Vietnam era history of deployments by U.S. Navy aircraft carriers and other surface ships. The data, summarized in tables and figures, span the years 1976 through 1988 and describe the geographic distribution of U.S. Navy ships in an attempt to gauge U.S. Navy presence around the world.
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March 1, 1989
This research memorandum analyzes the probability that surface combatants, specifically frigates and destroyers, begin deployment fully combat ready in training. Full combat readiness in training is defined as C1 status in the Status of Reference and Training System (SORTS). The analysis examines the relationships between deploying C1 in training and various measures of the ship's operating tempo before deployment, enlisted crew turnover, and the material condition of the ship in the months before deployment.
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November 1, 1987
The factors that affect the material condition of a ship's Electrical Distribution System (EDS) are investigated in this research memorandum. Deficiencies discovered by the Naval Board of Inspection and Survey (INSURV) are used as a proxy for the material condition of the EDS. Special attention is paid to the effect of ship age, ship size, and Electrician's Mate manning.
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December 1, 1978
The productivity of enlisted personnel aboard ships is estimated as a function of their personal characteristics. Ship readiness is measured by the material condition of shipboard equipment. Up to now, little has been known about the relative value of different kinds of personnel. The goal of this study is to improve on the assumptions underlying Navy personnel policies. Casualty reports from 91 cruisers, frigates, and destroyers are used to study how the productivity of enlisted personnel varies systematically with high school graduation, entry test scores, paygrade, experience, Navy training, race and marital status. Six occupations and three subsystems are examined separately. Equipment complexity, ship age, and overhaul frequency are accounted for. Implications are drawn for Navy policies regarding recruitment, retention, manning, rotation, and pay.
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March 1, 1978
This is a study of trends in the operational availability of shipboard equipment and factors underlying these trends. Using 3-M data, the study found decreasing operational availability for all three kinds of equipment analyzed. The main components of operational availability, reliability and mean downtime, were examined to determine which was responsible for the decrease. The finding that mean downtime was the main reason, for electronic and HM&E (hull, mechanical, and electrical) equipment led to an investigation of the trends in deferred maintenance actions, supply times, and administrative delay times.
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June 1, 1974
The principles and methods of search applied to a revision of the Scouting Manual are outlined. Included in NWP 30. Supplements 91 080049.
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