초록 ▼

본 연구과제에서는 터널 굴착 후 노출되는 굴진면에 대한 암판정을 다수의 전문가가 신속하게 온라인 상에서 원격으로 실시한 후 의사결정을 진행할 수 있도록 “온라인 암판정 통합운영시스템(OnRoC System)”을 개발하였으며 다음과 같은 주요 핵심성과를 도출하였음.
• 온라인 터널 암판정 통합운영시스템 및 Test bed 적용
• 디지털 맵핑 고도화 및 암판정 의사결정 기술
• 지반정보를 활용한 통합 3D 터널 분석 기술
• 위험지반 암판정 및 지보규모 산정 기술
• 계측 데이터를 활용한 안정성 모니터링 기

본 연구과제에서는 터널 굴착 후 노출되는 굴진면에 대한 암판정을 다수의 전문가가 신속하게 온라인 상에서 원격으로 실시한 후 의사결정을 진행할 수 있도록 “온라인 암판정 통합운영시스템(OnRoC System)”을 개발하였으며 다음과 같은 주요 핵심성과를 도출하였음.
• 온라인 터널 암판정 통합운영시스템 및 Test bed 적용
• 디지털 맵핑 고도화 및 암판정 의사결정 기술
• 지반정보를 활용한 통합 3D 터널 분석 기술
• 위험지반 암판정 및 지보규모 산정 기술
• 계측 데이터를 활용한 안정성 모니터링 기술
• 온라인 터널 암판정 의사결정 지침
(출처 : 보고서 요약서 4p)

Abstract ▼

□ Purpose & Contents
• It‘s intended to achieve safe and cost efficient tunneling work (NATM) by developing "Online rock classification integrated operation system" that allows rock classification and decision-making by incorporating the expert's comment using online remote system.
• It's inte

□ Purpose & Contents
• It‘s intended to achieve safe and cost efficient tunneling work (NATM) by developing "Online rock classification integrated operation system" that allows rock classification and decision-making by incorporating the expert's comment using online remote system.
• It's intended to secure a quick and transparent decision-making system for rock classification and the technologies to take proactive measures against collapse during tunnelling work so as to reduce the unnecessary budget as well as ensure safe site condition.
• To achieve the ultimate goal of this project, project scope was finalized by core accomplishment for developing core technologies which were incorporated into integrated operation system for rock classification, making it package system.
• The study on systemizing the application of the development technologies to the field and operation method through identification of problems with existing study and relevant market.
• This project is a 3-year project with following year-on-year goal and scope.

(1st year) Theoretic study and definition of technical concept and the goal of integrated operation system which enables to define the framework and implement integrated DB and unit module design.
- Design of online rock classification integrated operation system and development of video conference program.
- Development of standard index for using quantitative digital mapping and design of decision-making analysis model.
- Visualization of tunnel, geologic feature and obstruction and determination of the method to acquire three-dimensional image.
- Development of soil parameters for weak rock to support online rock classification.
- Development of measurement module for monitoring tunnel face and displacement.
- Analysis of basic data for systematizing online rock classification.

(2nd year) Design of interface between unit modules for integrated operation system and preparation for integrated system through the linked-DB, development and verification of unit system for integrated operation system (individual module)
- Fabrication of integrated operation system platform for online tunnel rock classification.
- Development of technology using quantitative digital mapping and fabrication of rock classification decision-making module
- Development of the technologies for visualizing integrated 3D tunnel model and analysis.
- Development of rock classification standard for weak rock and the standard to estimate optimal scale of the land.
- Development of alarm module for realtime monitoring the tunnel displacement
- Draft guideline for online rock classification and optimal model for operation of the center.

(3rd year) Development of integrated operation system by integrating unit systems and application of test bed result so as to work out the method to systemize the advanced system and practical foundation.
- Evaluation and verification of unit system and technical reliability.
- Development of integrated operation system by integrating unit systems.
- Evaluation by applying the test bed and improvement.
- Analysis for system commercialization and systematization.

□ Results
• Accomplishment of this project is categorized into 6 core areas.
① Online tunnel rock classification integrated operation system and test-bed application
- Development of web-based "Online rock classification integrated operation system (OnRoC System) that accommodates data investigation (mapping, excavation face and internal instrumentation), sharing (web-based sharing, rock classification), analysis (rock classification, video conference) in a package system
- Development and analysis of various tunnel information DB which has yet to be normalized domestically
- Application of test bed with two tunnels in process
② Digital mapping improvement and rock classification decision-making technology
- Integration of discontinuous face, rock hardness and geological analysis function into mapping system using laser scanner point group data
- Analysis of DB data to develop decision-making support module that supports decision-making data
③ Integrated 3D tunnel analysis technology using Geotechnical Information
- Development of 3D BIM model automatic generation module and integrated 3D BIM model visualization module
- Development of tunnel surface visualization model generation and web-based integrated 3D tunnel model station-linked visualization function
④ rock classification about weak rock and support size estimate technologies
- Developed 126 weak rock and soil parameters DB, 33 DB regarding domestic tunnel collapse
- Determination of rock classification guideline about weak rock and reinforcement scope considering geological characteristics and dynamics in weak rock
⑤ Stability monitoring technologies using instrumentation data
- Development of excavation face safety monitoring system and alarm standard that will predict the potential collapse by monitoring the excavation face
⑥ Guideline for online tunnel rock classification decision-making
- Online tunnel rock classification guideline and online rock classification center operation manual
• Quantitative accomplishment from total 6 core achievement is as follows
- Paper : 3 SCI(E) journal papers, 27 journal papers, 65 conference proceedings
- Intellectual property rights : 8 patent registrations, 11 patent rights, 25 software developments
- 16 Guidelines and manuals
- 20 field application assessments and 2 test beds
• 4 technology implementation contracts for commercializing the technologies developed for 6 core accomplishment were made.

□ Expected Contribution
• Online Web-based foundation that will ensure timely and accurate rock classification decision-making and good accessibility for excavation face was developed, thereby establishing the rational and transparent tunnelling system as well as proactive maintenance.
• Contract on element technologies was made with KRNA, one of the clients for tunneling work, and the test beds at 5 tunnel sites are applied now and "Online rock classification integrated operation system, which is the recent accomplishment, will be applied to the field through systemization.
• DB on various tunnel information which has yet to be developed domestically was developed in preparation for the upcoming 4th industrial revolution, particularly for high risk and vulnerable tunnels so as to use them for Big Data analysis in future.
• "Online rock classification integrated operation system in DB, when used, will serve the objective data for tunneling work and used in identifying the responsibilities for various problems including collapse or schedule slippage.
• weak rock soil parameters by hazard element and DB on collapse will serve the useful data for similar tunnel design and construction and improve the reliability of the rock.
• Detail rock classification standard for dangerous ground will ensure geological classification considering geologic status and enhance the rock classification technology.
• Quantitative reinforcement judgment considering geological characteristics will allow flexible application of tunnel support that will lead to cost efficient tunneling work.
• A realtime monitoring of tunnel face displacement and quantitative prediction of abnormal behavior using excavation face safety monitoring system will ensure worker's safety and minimized damage to the people and properties as well.
(출처 : SUMMARY 8~10p)

목차 Contents

• 표지 ... 1
• 제출문 ... 2
• 보고서 요약서 ... 4
• SUMMARY ... 8
• Table of Contents ... 12
• 목차 ... 14
• 표목차 ... 22
• 그림목차 ... 28
• 제1장. 연구개발과제의 개요 ... 46
• 1. 연구개발 목적 ... 46
• 2. 연구개발의 필요성 ... 47
• 3. 연구개발 범위 ... 50
• 제2장. 국내외 기술 개발 현황 ... 52
• 1. 국내 현황 및 문제점 ... 52
• 2. 국내외 특허 동향 ... 53
• 3. 국내외 연구 동향 ... 55
• 제3장. 연구 수행 내용 및 성과 ... 60
• 제1절 온라인 암판정 통합운영시스템 및 Test bed 적용 ... 61
• 1. 가상현장 회의 시스템 및 통합운영시스템 연동 모듈 제작 ... 61
• 2. 통합운영시스템 개발 및 Test bed 적용 ... 102
• 제2절 디지털 맵핑 고도화 및 암판정 의사결정 기술 ... 196
• 1. 정량적 디지털 맵핑 및 활용 모듈 ... 196
• 2. 터널 암판정 의사결정 모듈 ... 233
• 제3절 지반정보를 활용한 통합 3D 터널 분석 기술 ... 296
• 1. 통합 3D 터널 모델 가시화 모듈 ... 296
• 2. 입체영상을 이용한 터널 표면 입체 가시화 모델 생성 ... 350
• 제4절 위험지반 암판정 및 지보규모 산정 기술 ... 376
• 1. 위험지반 지반정수 DB 구축 ... 376
• 2. 위험지반 세부 암판정 기준 개발 ... 419
• 3. 위험지반 최적지보규모 산정기술 개발 ... 446
• 제5절 계측 데이터를 활용한 안정성 모니터링 기술 ... 474
• 1 터널변위 감시 시스템 및 운영 방법 ... 474
• 제6절 온라인 터널 암판정 의사결정 지침 ... 494
• 1 온라인 암판정 제도화를 위한 기초자료 분석 ... 494
• 2. 온라인 암판정 지침 초안 및 센터 운영 최적 모델 도출 ... 512
• 3. 시스템 실용화를 위한 분석 및 제도화 방안 마련 ... 523
• 제4장. 목표 달성도 및 관련 분야 기여도 ... 542
• 1. 연차별 연구목표 대비 달성도 ... 542
• 2. 정량적 성과 목표 대비 달성도 ... 545
• 3. 관련 분야 기여도 ... 546
• 제5장. 연구개발성과의 활용계획 ... 547
• 제6장. 연구 과정에서 수집한 해외 과학기술 정보 ... 548
• 제7장. 연구개발성과의 보안등급 ... 552
• 제8장. 국가과학기술종합정보시스템에 등록한 연구시설·장비 현황 ... 553
• 제9장. 연구개발과제 수행에 따른 연구실 등의 안전 조치 이행 실적 ... 554
• 제10장. 연구개발과제의 대표적 연구 실적 ... 555
• 제11장. 기타 사항 ... 560
• 제12장. 참고 문헌 ... 564
• 끝페이지 ... 578