DIAGRAM TRIPROPORSI - ENGINEERING CONSULTANT
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    DEPAPRE PORT Project
    Jayapura, Papua
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    Port Master Plan & Feasibility Study
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    NPCT1
    North Kalibaru Terminal
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    Independent Engineer Consultancy Services Work on The Construction of 57 Meter Container Yard, Tanjung Priok Port.
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    Cilegon Port
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    PT Krakatau Bandar Samudera - Construction management of jetty 7,3 and 4.5 ‐ 4.6 in Cilegon, West Java

DIAGRAM TRIPROPORSI

PORT SYSTEM AND ENGINEERING CONSULTANT

Diagram Triproporsi Engineering Consultant was founded in 1980 with intensive projects portfolio in ports, harbors and urban drainage. We have expanded our experiences in internationally funded projects from World Bank and Asian Development Bank over the years by forming several consortium joint ventures with global design firms from Japan, Netherlands and USA, such Pacific Consultant International, Nippon Koei, NEDECO, and The Louis Berger Group Inc.

Today, we are recognized as a national leader in the ports and harbors development. We offer a full range of professional services from feasibility study, various surveys, designs, trainings to contract administration which includes but not limited to supervision and construction management. Being a member of both The National Association of Indonesia Consultants and Indonesian Chamber of Commerce and Industry since our inception allows us to provide professional services not only to private sector but also to various Government Departments and Agencies.

We believe there is always room for improvement and in order for us to serve our clients more efficiently, cost effectively and to the highest standard, we constantly enhance our design and engineering capability and expertise with trainings and utilization of latest design applications and tools. Our commitment to strive for the best and customer oriented satisfaction has earned us with repeat clients.
Proud of our employees and products, proven track records, coupled with innovation, creativity, integrity and ethical business practices as our core values, we serve and meet our clients’ project needs beyond expectation. We welcome you to our website and encourage you to explore of our services and our career opportunities. We pleased if any comments or observations you may have about our website. Thanks for taking the time reading our company profile.

Leading Port Engineering

Diagram Triproporsi has been experienced in many port and harbor projects since 1980. And now, We are known as The Leading Port Consultant Company in Indonesia.

Our Professional Team

We have many expert with skill and knowledge specialized in port planning, including : structural engineering, geotechnical engineering, coastal engineering, project management, highway engineering, cost estimator, economical expert, and many more.

Our Clients

Our clients are goverment and private companies.

List Of Services

  • Topography & Hydrooceanograpy Survey
  • Soil Investigation
  • Assessment Survey
  • Feasibility Study
  • Master Plan
  • Review Design
  • Basic Design
  • Detailed Engineering Design
  • Cost Estimation
  • Technical Assistance & Guidance
  • Construction Supervision
  • Construction Management
  • Port Training
  • Port Management Services

Company List Market

  • Infrastructure : Port, Railway, Reclamation, etc.
  • Energy: Power Plant, Mining, Oil and Gas, etc.
  • Industry: CPO, Industrial Area, Chemical, etc.

Our Values

  • Integrity: We uphold the highest standards of honesty and professionalism in all our dealings.
  • Innovation: We continuously seek out new technologies and methods to improve our services.
  • Sustainability: We are committed to developing solutions that support environmental and economic sustainability.
  • Excellence: We strive for the highest quality in every project we undertake.

Pantoloan, Donggala, and Wani Port

Emergency Assistance for Rehabilitation and Reconstruction (EARR) Port of Pantoloan, Donggala, and Wani (Kementerian Perhubungan & ADB World Bank)
Pantoloan, Donggala, and Wani Port

Container Yard in Tanjung Priok Port

PT. Pelabuhan Indonesia II (Persero) Tanjung Priok port to carry out improvements and elevation of Terminal 107 South, improvements of Terminal 219-223x, and construction of Terminal Eks. Tjetot which serves as a container storage and loading/unloading facility to assist in the operational activity enhancement in the Tanjung Priok port area.

The design criteria for this improvement will follow the instructions from PT. Pelabuhan Indonesia II (Persero) Tanjung Priok as the Client, to optimize the quality and cost expenditure, and consider operational activities in the field.
Container Yard in Tanjung Priok Port

Srengsem Jetty

Survey, Investigation and Design Jetty PT Sinarjaya Inti Mulya, Srengsem, Bandar Lampung. The PT Sinar Jaya Inti Mulya wharf designed to accommodate a 10,000 DWT cargo ship and a 5,000 DWT barge. The cargo ship can only be berthed on the southern side of the wharf, while the barge can be accommodated on either side of the wharf.
Srengsem Jetty

NPCT1 North Kalibaru Terminal, Jakarta

Independent Engineer Consultancy Services Work on The Construction of 57 Meter Container Yard in North Kalibaru Terminal, Tanjung Priok Port.
NPCT1 North Kalibaru Terminal, Jakarta

Cilegon Port

PT Krakatau Bandar Samudera - Construction Management of Jetty 7.3 and 4.5 ‐ 4.6 in CIlegon, West Java
Cilegon Port

Belawan & Dumai Terminal

Consultancy Services for Basic Design of Liquid Bulk Terminals in Belawan Branch and Dumai Branch of PT Pelindo Multi Terminal
Belawan & Dumai Terminal

Why Choose Us?

What sets us apart is our commitment to excellence and innovation. We leverage collaborative approach to deliver projects on time and within budget. Our focus on sustainability ensures that our solutions not only meet today's requirements but also anticipate future needs, supporting long-term growth and resilience
COMPANY PROFILE
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Our Key Roles in Port Consultancy Services

Feasibility Studies and Master Planning
  • Conducting feasibility studies to assess the viability of new port developments or expansions.
  • Developing master plans for optimizing port layout, capacity, and operational efficiency.
Project Planning
Assisting in the overall planning of port projects, including site assessments, survey, and investigation, basic design, review design, detailed engineering design, and also budgeting & cost estimation.
Design Standards
Ensuring that all designs meet international and local standards, including safety regulations, environmental considerations, and operational efficiency.
Technical Specifications
Developing detailed technical specifications for various aspects of port infrastructure, such as berths, terminals, navigation channels, and associated facilities.
Port Financial and Economic Analysis
  • Performing financial feasibility studies and economic analysis to assess the financial viability of port projects.
  • Developing business cases and financial models to support funding and investment decisions.
Contract Management
Overseeing the tendering process, evaluating bids, and ensuring that contractors adhere to specifications during construction.
Project Management & Supervision
  • Monitoring construction activities on-site to ensure they proceed according to approved plans, specifications, and safety protocols.
  • Implementing quality assurance measures to verify that materials and workmanship meet required standards and specifications.
  • Tracking project milestones, timelines, and budget expenditures to provide regular progress reports to stakeholders.
  • Maintaining comprehensive documentation of construction activities, inspections, and approvals for record-keeping and compliance purposes.

Discover how PT Diagram Triproporsi can help you achieve your port engineering goals. Contact us today to discuss your project or learn more about our services.

As one of the most experienced firm in ports and maritime planning and design projects, we integrate our diverse skill sets and custom-fit teams into every task. Our ports experts provide every aspect of maritime facility planning and design, both waterside and landside, as well as the exceptional project management expertise that has set us apart in other markets.
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ptdiagram@diagramtriproporsi.com

Head Office

Agnesia Building 1st floor,
Jl. Pemuda 73B Jakarta 13220
Indonesia
Telp. +62 (021) 4701356/57
ptdiagram@diagramtriproporsi.com

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