HANUL D&B
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PROFESSIONAL ADAPTIVE ENGINEERING

Engineering a
safer future,
from the ground up

HANUL D&B delivers integrated geotechnical engineering services across tunnel design, BIM, underground safety assessment and ground investigation — led by a team of doctorate-level specialists.

Our ServicesContact Us
2024Established · HANUL D&B founded
7+Licenses & registrations held
11Ph.D. & P.E. specialists
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EL. −12.0m

CORE BUSINESS

Core Business

Integrated solutions across geotechnical engineering — from design through safety diagnosis.

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Tunnel Design

Preliminary and detailed design for road & rail tunnels

BIM Design

3D modeling, quantity take-off and construction simulation

Earth Retaining

Temporary retaining structures and ancillary civil works

Underground Safety

Small & large-scale assessment, post-commencement survey

Ground & Hydrogeology

Borehole investigation and groundwater flow modeling

EL. −28.0m
PHOTO — 01Head office / engineering team at work1600 × 1200 · 4:3
Corporate R&D CenterDeveloping AI-driven numerical analysis modules

ABOUT COMPANY

A trusted partner in
geotechnical engineering

Founded in 2024, HANUL D&B is a specialist engineering firm in ground and tunnel works. Our doctorate-level experts in soil, geology and hydraulics deliver a broad range of technical services.

Through innovations such as AI-based numerical analysis, we lead a shift in how the industry works — ensuring every client project is completed safely and efficiently.

Licenses & Registrations07 ITEMS
  • 01Engineering Business Registration (Soil & Geology)
  • 02Geological Survey Service Registration
  • 03Groundwater Development & Utilization Registration
  • 04Corporate R&D Department Certification
  • 05Underground Safety Assessment Institution
  • 06Safety Diagnosis Institution
  • 07Construction Engineering Registration
More about us
EL. −46.0m

TECHNOLOGY & R&D

Technology leads the way

Our corporate R&D center drives innovation — including AI-based numerical analysis modules.

PHOTO — 05Numerical analysis screen / mesh capture1200 × 675 · 16:9
FLAGSHIP R&D

Numericon
AI numerical analysis for retaining walls

AI-driven automated design review and big-data-based estimation of ground parameters — automating repetitive numerical analysis.

2025R&D dept. certified
500mIn-house drilling depth

AI Analysis Modules

  • Numericon AI module for retaining walls
  • AI-based automated design review
  • Big-data estimation of ground parameters

Corporate R&D Center

  • R&D department certified in 2025
  • Research on analysis automation
  • AI prediction models for tunnels & ground

Software & Equipment

  • MIDAS GTS NX — numerical analysis
  • GeoXD / SoilWorks
  • Revit / ABIES / HTB / OFS — BIM
  • Visual MODFLOW — hydro modeling
  • Drill rig SP4500SD — self-propelled, up to 500m
0+Projects completed
0Ph.D. engineers
0Professional engineers
0Licenses held
EL. −68.0m

MAJOR ACHIEVEMENTS

Major Projects

Selected projects delivered since our founding.

All projects
PHOTO — 02Tunnel portal / excavation face1200 × 675 · 16:9

Tunnel Design

  • Namil–Boeun Road: Surity Tunnel emergency bay design revision
  • Western Inland Expressway: design support for on-site revisions
  • Sinansan Line Shaft #11: pillar stability and tie-bolt review
  • Miryang Muan–Bubuk National Road: basic and detailed design
PHOTO — 03BIM model view / 3D terrain1200 × 675 · 16:9

BIM Design

  • Gyeongui–Jungang Line: Pungdong District 2 urban infrastructure
  • Block C1 residential development: as-built civil BIM model
  • KTX direct-connection roadbed works: BIM services
PHOTO — 04Monitoring equipment / survey1200 × 675 · 16:9

Underground Safety

  • Gimje Seoam-dong housing: small-scale underground safety assessment
  • Indeogwon–Dongtan Line ventilation shaft: reassessment
  • Honam High-Speed Rail Phase 2: reassessment
  • Uiwang Baegun Valley complex: post-commencement survey
  • Hyundai Steel industrial complex: post-commencement survey

OFFICE LOCATIONS

Our Offices

HQ · GANGWONGangwon Office (HQ)

Gangwon Office (HQ)

45 Ipchun-ro, Wonju-si, Gangwon-doEnterbiz Tower A, #513
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SEOULSeoul Office

Seoul Office

178 Digital-ro, Geumcheon-gu, SeoulGasan Public B, #1420
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CONTACT

Project Inquiry

Project Inquiry