Constr Machinery Mgmt G1 JP

Contains ads
Content rating
Everyone
0+
Downloads
Content rating
Everyone
Learn more
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image

About this app

A study app for the Japan Construction Machinery Management Engineer Grade 1 (1級建設機械施工管理技士) first-stage written examination. This national qualification covers the management of construction work carried out with heavy machinery such as bulldozers and excavators; Grade 1 holders can serve as supervising engineers. All 450 practice questions come with a clear explanation.

■ Subjects Covered (450 questions)
• Civil engineering (70) — soil, materials, surveying and general construction knowledge
• Construction machinery power units (80) — internal combustion engines, hydraulics, electrics, fuels and lubricants
• Construction machinery overview (80) — structure and use of bulldozers, excavators, motor graders, compaction and paving machinery
• Construction machinery work methods (70) — working methods for each machine, capacity calculations, combined operations
• Construction management (90) — planning, scheduling, quality control, cost control, safety management
• Laws and regulations (60) — Construction Business Act, Industrial Safety and Health Act, Road Traffic Act, Road Transport Vehicle Act, noise and vibration regulations

Unlike Grade 2, the Grade 1 first-stage examination is not divided into machine-type tracks; questions are drawn from all fields together.

■ Study Modes
• Random practice (10 / 25 / 50 / 100 questions)
• Study by subject
• All questions in order (resume supported)
• Review incorrect answers
• Bookmarks and unanswered questions

■ Progress Tracking
• Automatic tracking of correct answer rate
• Subject-by-subject performance overview

Works completely offline — study anytime, anywhere.

※ This app is an independent study tool and is not affiliated with the examining body (Japan Construction Machinery and Construction Association) or the Ministry of Land, Infrastructure, Transport and Tourism.
Japan Construction Machinery Management Engineer Grade 1 exam prep
Updated on
Aug 23, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • This app may share these data types with third parties
    App activity, App info and performance, and Device or other IDs
  • This app may collect these data types
    App activity, App info and performance, and Device or other IDs
  • Data is encrypted in transit
  • Data can’t be deleted
Content rating
Everyone
Learn more

App support

About the developer
RAZUMA
azuma0115@gmail.com
5-31-1, MINAMI 2-JO NISHI, CHUO-KU RM BLDG. 701 SAPPORO, 北海道 060-0062 Japan
+81 90-8275-3374

More by razuma