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Lapwing-class minesweeper
Photo: USN · Wikimedia Commons · Public domain
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Lapwing-classminesweeper

Mine Countermeasures Vessels (MCM) · United States · 1918
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Lapwing-classminesweeper

Lapwing-class minesweeper
Lapwing-class minesweeper Photo: USN · Wikimedia Commons · Public domain
MASS (Military Archive Scoring System) 19
* Absolute score — assessed within category · no era adjustment
Mine-Hunting Effectiveness
10
Sonar & Sensors
5
Low Signature
5
Clearance Rate
15
UUV Integration
0
Endurance
40
Reliability
70
Survivability
20
Technology
5
Cost-Effectiveness
80
Methodology ↗ → Mine Countermeasures Vessels (MCM) ranking
Origin United States
CategoryMine Countermeasures Vessels (MCM)
EraWorld War I
In service1918–1919
Operators2 countries
Quantity49
⬇ Overview
⚙ Specs
⊕ History
⊕ Operators
⚖ MASS Score
📚 Sources
Data Quality85%
MASS(Military Archive Scoring System)
⊟ Mine Countermeasures Vessels (MCM)ranking ↗methodology ↗
19
Mine Countermeasures Vessels (MCM) MASS Rating
8/12
World War I
166/173
All-Time
Mine Countermeasures Vessels (MCM) · 10 axes scored
Mine-Hunting Effectiveness
10
Sonar & Sensors
5
Low Signature
5
Clearance Rate
15
UUV Integration
0
Endurance
40
Reliability
70
Survivability
20
Technology
5
Cost-Effectiveness
80
ⓘ Regardless of era, the same scoring system applies to all units in the mine countermeasures vessels (mcm) category.
01 / Overview
Lapwing-class minesweeper
Category
Mine Countermeasures Vessels (MCM)
Country
United States
Production
1918–1919
Quantity
49
Operators
2 countries
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
MINE COUNTERMEASURES VESSELS (MCM) · WORLD WAR I
8
PERFORMANCE/PRICE
94
UNIT COST (2025 USD)
—
MASS SCORE ↗
19
mine countermeasures vessels (mcm) category
ⓘ Performance/Price and MASS score are computed across all units in the mine countermeasures vessels (mcm) category, regardless of era.
02 / Specs & Design
◎Identification7MOD.7
  • Hull ClassificationAM
  • Ship Typeminesweeper
  • BuilderTodd Brooklyn, Staten Island Shipbuilding Company, Standard Shipbuilding Company, Merchant Shipbuilding Corporation, Pusey and Jones, Baltimore Dry Dock and Shipbuilding, Sun Shipbuilding and Drydock Company, Puget Sound Navy Yard
  • Commissioned1918
  • Ships in Class49
  • Roleminesweeping, ocean-going tug, salvage vessel, seaplane tender, submarine rescue ship
  • In ServiceYes
◈Displacement & Dimensions5MOD.5
  • Light Displacement840 t
  • Full Load Displacement853.44 t
  • Length57.25 m
  • Beam10.8 m
  • Draft4.57 m
▣Capacity3MOD.3
◇Propulsion4MOD.4
  • Propulsion Typesteam reciprocating engine
  • Shaft Power1,044 kW
  • Top Speed14 kn
  • Complement (crew)75
◆Aviation4MOD.4
▤Self-Defense3MOD.3
⬢Fleet Status7MOD.7
  • Completed49
  • Under Construction0
  • Planned51
  • Cancelled2
  • Lost16
  • Retired35
  • Preserved0
03 / History
SERVICE LIFESPANRetired
  1. 1918Production started
  2. 1919Production ended
108
years in service
1
years in production
49
units produced
0
countries operating
ⓘ 2 countries retired it.
04 / Operators
Operator Countries2country
JapanRETIREDUnited StatesRETIRED
Mine Countermeasures Vessels (MCM) World War I United States
📚 Sources
📖 ENCYCLOPEDIA Browse the Mine Countermeasures Vessels (MCM) entry →